public class Body
Body can contain Paragraph and Table child nodes.
Body is a section-level node and can only be a child of Section. There can only be one Body in a Section.
A minimal valid Body needs to contain at least one Paragraph.
Example:
Shows how to construct an Aspose Words document node by node.Document doc = new Document(); // A newly created blank document still comes one section, one body and one paragraph // Calling this method will remove all those nodes to completely empty the document doc.removeAllChildren(); // This document now has no composite nodes that content can be added to // If we wish to edit it, we will need to repopulate its node collection, // which we will start to do with by creating a new Section node Section section = new Section(doc); // Append the section to the document doc.appendChild(section); // Lets set some properties for the section section.getPageSetup().setSectionStart(SectionStart.NEW_PAGE); section.getPageSetup().setPaperSize(PaperSize.LETTER); // A section needs a body, which will contain all other nodes that can be edited Body body = new Body(doc); section.appendChild(body); // The body needs to have at least one paragraph // Note that the paragraph has not yet been added to the document, but we have to specify the parent document // The parent document is needed so the paragraph can correctly work // with styles and other document-wide information Paragraph para = new Paragraph(doc); body.appendChild(para); // We can set some formatting for the paragraph para.getParagraphFormat().setStyleName("Heading 1"); para.getParagraphFormat().setAlignment(ParagraphAlignment.CENTER); // Now we can begin adding content to the document Run run = new Run(doc); run.setText("Hello World!"); run.getFont().setColor(Color.RED); para.appendChild(run); Assert.assertEquals("Hello World!" + ControlChar.SECTION_BREAK_CHAR, doc.getText()); doc.save(getArtifactsDir() + "Section.CreateFromScratch.docx");
Constructor Summary |
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Body(DocumentBase doc)
Initializes a new instance of the Body class. |
Property Getters/Setters Summary | ||
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NodeCollection | getChildNodes() | |
Gets all immediate child nodes of this node.
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int | getCount() | |
Gets the number of immediate children of this node.
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DocumentBase | getDocument() | |
Gets the document to which this node belongs.
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Node | getFirstChild() | |
Gets the first child of the node.
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Paragraph | getFirstParagraph() | |
Gets the first paragraph in the story.
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boolean | hasChildNodes() | |
Returns true if this node has any child nodes.
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boolean | isComposite() | |
Returns true as this node can have child nodes.
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Node | getLastChild() | |
Gets the last child of the node.
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Paragraph | getLastParagraph() | |
Gets the last paragraph in the story.
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Node | getNextSibling() | |
Gets the node immediately following this node.
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int | getNodeType() | |
Returns NodeType.Body.
The value of the property is NodeType integer constant. |
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ParagraphCollection | getParagraphs() | |
Gets a collection of paragraphs that are immediate children of the story.
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CompositeNode | getParentNode() | |
Gets the immediate parent of this node.
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Section | getParentSection() | |
Gets the parent section of this story.
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Node | getPreviousSibling() | |
Gets the node immediately preceding this node.
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Range | getRange() | |
Returns a Range object that represents the portion of a document that is contained in this node.
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int | getStoryType() | |
Gets the type of this story.
The value of the property is StoryType integer constant. |
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TableCollection | getTables() | |
Gets a collection of tables that are immediate children of the story.
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Method Summary | ||
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boolean | accept(DocumentVisitor visitor) | |
Accepts a visitor.
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Node | appendChild(Node newChild) | |
Adds the specified node to the end of the list of child nodes for this node.
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Paragraph | appendParagraph(java.lang.String text) | |
A shortcut method that creates a |
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Node | deepClone(boolean isCloneChildren) | |
Creates a duplicate of the node.
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void | deleteShapes() | |
Deletes all shapes from the text of this story.
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void | ensureMinimum() | |
If the last child is not a paragraph, creates and appends one empty paragraph.
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CompositeNode | getAncestor(int ancestorType) | |
Gets the first ancestor of the specified |
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CompositeNode | getAncestor(java.lang.Class ancestorType) | |
Gets the first ancestor of the specified object type.
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Node | getChild(int nodeType, int index, boolean isDeep) | |
Returns an Nth child node that matches the specified type.
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NodeCollection | getChildNodes(int nodeType, boolean isDeep) | |
Returns a live collection of child nodes that match the specified type.
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java.lang.String | getText() | |
Gets the text of this node and of all its children.
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int | indexOf(Node child) | |
Returns the index of the specified child node in the child node array.
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Node | insertAfter(Node newChild, Node refChild) | |
Inserts the specified node immediately after the specified reference node.
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Node | insertBefore(Node newChild, Node refChild) | |
Inserts the specified node immediately before the specified reference node.
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java.util.Iterator<Node> | iterator() | |
Provides support for the for each style iteration over the child nodes of this node.
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Node | nextPreOrder(Node rootNode) | |
Gets next node according to the pre-order tree traversal algorithm.
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Node | prependChild(Node newChild) | |
Adds the specified node to the beginning of the list of child nodes for this node.
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Node | previousPreOrder(Node rootNode) | |
Gets the previous node according to the pre-order tree traversal algorithm.
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void | remove() | |
Removes itself from the parent.
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void | removeAllChildren() | |
Removes all the child nodes of the current node.
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Node | removeChild(Node oldChild) | |
Removes the specified child node.
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void | removeSmartTags() | |
Removes all |
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NodeList | selectNodes(java.lang.String xpath) | |
Selects a list of nodes matching the XPath expression.
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Node | selectSingleNode(java.lang.String xpath) | |
Selects the first Node that matches the XPath expression.
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java.lang.String | toString(SaveOptions saveOptions) | |
Exports the content of the node into a string using the specified save options.
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java.lang.String | toString(int saveFormat) | |
Exports the content of the node into a string in the specified format.
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public Body(DocumentBase doc)
When Body is created, it belongs to the specified document, but is not yet part of the document and ParentNode is null.
To append Body to a Section use Section.InsertAfter or Section.InsertBefore.
doc
- The owner document.Example:
Shows how to construct an Aspose Words document node by node.Document doc = new Document(); // A newly created blank document still comes one section, one body and one paragraph // Calling this method will remove all those nodes to completely empty the document doc.removeAllChildren(); // This document now has no composite nodes that content can be added to // If we wish to edit it, we will need to repopulate its node collection, // which we will start to do with by creating a new Section node Section section = new Section(doc); // Append the section to the document doc.appendChild(section); // Lets set some properties for the section section.getPageSetup().setSectionStart(SectionStart.NEW_PAGE); section.getPageSetup().setPaperSize(PaperSize.LETTER); // A section needs a body, which will contain all other nodes that can be edited Body body = new Body(doc); section.appendChild(body); // The body needs to have at least one paragraph // Note that the paragraph has not yet been added to the document, but we have to specify the parent document // The parent document is needed so the paragraph can correctly work // with styles and other document-wide information Paragraph para = new Paragraph(doc); body.appendChild(para); // We can set some formatting for the paragraph para.getParagraphFormat().setStyleName("Heading 1"); para.getParagraphFormat().setAlignment(ParagraphAlignment.CENTER); // Now we can begin adding content to the document Run run = new Run(doc); run.setText("Hello World!"); run.getFont().setColor(Color.RED); para.appendChild(run); Assert.assertEquals("Hello World!" + ControlChar.SECTION_BREAK_CHAR, doc.getText()); doc.save(getArtifactsDir() + "Section.CreateFromScratch.docx");
public NodeCollection getChildNodes()
Note, GetChildNodes(NodeType.Any, false)
and creates and returns a new collection every time it is accessed.
If there are no child nodes, this property returns an empty collection.
Example:
Shows how to enumerate immediate children of a CompositeNode using the enumerator provided by the ChildNodes collection.Document doc = new Document(); Paragraph paragraph = (Paragraph) doc.getChild(NodeType.PARAGRAPH, 0, true); paragraph.appendChild(new Run(doc, "Hello world!")); paragraph.appendChild(new Run(doc, " Hello again!")); NodeCollection children = paragraph.getChildNodes(); // Paragraph may contain children of various types such as runs, shapes and so on for (Node child : (Iterable<Node>) children) if (((child.getNodeType()) == (NodeType.RUN))) { Run run = (Run) child; System.out.println(run.getText()); }
public int getCount()
Example:
Shows how to add, update and delete child nodes from a CompositeNode's child collection.Document doc = new Document(); // An empty document has one paragraph by default Assert.assertEquals(1, doc.getFirstSection().getBody().getParagraphs().getCount()); // A paragraph is a composite node because it can contain runs, which are another type of node Paragraph paragraph = doc.getFirstSection().getBody().getFirstParagraph(); Run paragraphText = new Run(doc, "Initial text. "); paragraph.appendChild(paragraphText); // We will place these 3 children into the main text of our paragraph Run run1 = new Run(doc, "Run 1. "); Run run2 = new Run(doc, "Run 2. "); Run run3 = new Run(doc, "Run 3. "); // We initialized them but not in our paragraph yet Assert.assertEquals("Initial text.", paragraph.getText().trim()); // Insert run2 before initial paragraph text. This will be at the start of the paragraph paragraph.insertBefore(run2, paragraphText); // Insert run3 after initial paragraph text. This will be at the end of the paragraph paragraph.insertAfter(run3, paragraphText); // Insert run1 before every other child node. run2 was the start of the paragraph, now it will be run1 paragraph.prependChild(run1); Assert.assertEquals("Run 1. Run 2. Initial text. Run 3.", paragraph.getText().trim()); Assert.assertEquals(4, paragraph.getChildNodes(NodeType.ANY, true).getCount()); // Access the child node collection and update/delete children ((Run) paragraph.getChildNodes(NodeType.RUN, true).get(1)).setText("Updated run 2. "); paragraph.getChildNodes(NodeType.RUN, true).remove(paragraphText); Assert.assertEquals("Run 1. Updated run 2. Run 3.", paragraph.getText().trim()); Assert.assertEquals(3, paragraph.getChildNodes(NodeType.ANY, true).getCount());
public DocumentBase getDocument()
The node always belongs to a document even if it has just been created and not yet added to the tree, or if it has been removed from the tree.
Example:
Shows how to create a node and set its owning document.// Open a file from disk Document doc = new Document(); // Creating a new node of any type requires a document passed into the constructor Paragraph para = new Paragraph(doc); // The new paragraph node does not yet have a parent System.out.println("Paragraph has no parent node: " + (para.getParentNode() == null)); // But the paragraph node knows its document System.out.println("Both nodes' documents are the same: " + (para.getDocument() == doc)); // The fact that a node always belongs to a document allows us to access and modify // properties that reference the document-wide data such as styles or lists para.getParagraphFormat().setStyleName("Heading 1"); // Now add the paragraph to the main text of the first section doc.getFirstSection().getBody().appendChild(para); // The paragraph node is now a child of the Body node System.out.println("Paragraph has a parent node: " + (para.getParentNode() != null));
public Node getFirstChild()
Example:
Shows how to enumerate immediate child nodes of a composite node using NextSibling.Document doc = new Document(getMyDir() + "Paragraphs.docx"); // Loop starting from the first child until we reach null for (Node node = doc.getFirstSection().getBody().getFirstChild(); node != null; node = node.getNextSibling()) { // Output the types of the nodes that we come across System.out.println(Node.nodeTypeToString(node.getNodeType())); }
Example:
Shows how to efficiently visit all direct and indirect children of a composite node.public void recurseAllNodes() throws Exception { Document doc = new Document(getMyDir() + "Paragraphs.docx"); // Any node that can contain child nodes, such as the document itself, is composite Assert.assertTrue(doc.isComposite()); // Invoke the recursive function that will go through and print all the child nodes of a composite node traverseAllNodes(doc, 0); } /// <summary> /// Recursively traverses a node tree while printing the type of each node with an indent depending on depth as well as the contents of all inline nodes. /// </summary> @Test(enabled = false) public void traverseAllNodes(CompositeNode parentNode, int depth) { // Loop through immediate children of a node for (Node childNode = parentNode.getFirstChild(); childNode != null; childNode = childNode.getNextSibling()) { System.out.println(MessageFormat.format("{0}{1}", String.format(" ", depth), Node.nodeTypeToString(childNode.getNodeType()))); // Recurse into the node if it is a composite node if (childNode.isComposite()) { System.out.println(); traverseAllNodes((CompositeNode) childNode, depth + 1); } else if (childNode instanceof Inline) { System.out.println(" - \"{childNode.GetText().Trim()}\""); } else { System.out.println(); } } }
public Paragraph getFirstParagraph()
Example:
Shows how to format a run of text using its font property.Document doc = new Document(); Run run = new Run(doc, "Hello world!"); Font font = run.getFont(); font.setName("Courier New"); font.setSize(36.0); font.setHighlightColor(Color.YELLOW); doc.getFirstSection().getBody().getFirstParagraph().appendChild(run); doc.save(getArtifactsDir() + "Font.CreateFormattedRun.docx");
Example:
Shows how to create a textbox with some text and different formatting options in a new document.Document doc = new Document(); // Create a new shape of type TextBox Shape textBox = new Shape(doc, ShapeType.TEXT_BOX); // Set some settings of the textbox itself // Set the wrap of the textbox to inline textBox.setWrapType(WrapType.NONE); // Set the horizontal and vertical alignment of the text inside the shape textBox.setHorizontalAlignment(HorizontalAlignment.CENTER); textBox.setVerticalAlignment(VerticalAlignment.TOP); // Set the textbox height and width textBox.setHeight(50.0); textBox.setWidth(200.0); // Set the textbox in front of other shapes with a lower ZOrder textBox.setZOrder(2); // Let's create a new paragraph for the textbox manually and align it in the center // Make sure we add the new nodes to the textbox as well textBox.appendChild(new Paragraph(doc)); Paragraph para = textBox.getFirstParagraph(); para.getParagraphFormat().setAlignment(ParagraphAlignment.CENTER); // Add some text to the paragraph Run run = new Run(doc); run.setText("Hello world!"); para.appendChild(run); // Append the textbox to the first paragraph in the body doc.getFirstSection().getBody().getFirstParagraph().appendChild(textBox); doc.save(getArtifactsDir() + "Shape.CreateTextBox.docx");
public boolean hasChildNodes()
Example:
Shows how to combine the rows from two tables into one.// Load the document Document doc = new Document(getMyDir() + "Tables.docx"); // Get the first and second table in the document // The rows from the second table will be appended to the end of the first table Table firstTable = (Table) doc.getChild(NodeType.TABLE, 0, true); Table secondTable = (Table) doc.getChild(NodeType.TABLE, 1, true); // Append all rows from the current table to the next // Due to the design of tables even tables with different cell count and widths can be joined into one table while (secondTable.hasChildNodes()) firstTable.getRows().add(secondTable.getFirstRow()); // Remove the empty table container secondTable.remove(); doc.save(getArtifactsDir() + "Table.CombineTables.docx");
public boolean isComposite()
Example:
Shows how to efficiently visit all direct and indirect children of a composite node.public void recurseAllNodes() throws Exception { Document doc = new Document(getMyDir() + "Paragraphs.docx"); // Any node that can contain child nodes, such as the document itself, is composite Assert.assertTrue(doc.isComposite()); // Invoke the recursive function that will go through and print all the child nodes of a composite node traverseAllNodes(doc, 0); } /// <summary> /// Recursively traverses a node tree while printing the type of each node with an indent depending on depth as well as the contents of all inline nodes. /// </summary> @Test(enabled = false) public void traverseAllNodes(CompositeNode parentNode, int depth) { // Loop through immediate children of a node for (Node childNode = parentNode.getFirstChild(); childNode != null; childNode = childNode.getNextSibling()) { System.out.println(MessageFormat.format("{0}{1}", String.format(" ", depth), Node.nodeTypeToString(childNode.getNodeType()))); // Recurse into the node if it is a composite node if (childNode.isComposite()) { System.out.println(); traverseAllNodes((CompositeNode) childNode, depth + 1); } else if (childNode instanceof Inline) { System.out.println(" - \"{childNode.GetText().Trim()}\""); } else { System.out.println(); } } }
public Node getLastChild()
Example:
Shows how to use of methods of Node and CompositeNode to remove a section before the last section in the document.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); // Create a second section by inserting a section break and add text to both sections builder.writeln("Section 1 text."); builder.insertBreak(BreakType.SECTION_BREAK_CONTINUOUS); builder.writeln("Section 2 text."); // Both sections are siblings of each other Section lastSection = (Section) doc.getLastChild(); Section firstSection = (Section) lastSection.getPreviousSibling(); // Remove a section based on its sibling relationship with another section if (lastSection.getPreviousSibling() != null) doc.removeChild(firstSection); // The section we removed was the first one, leaving the document with only the second Assert.assertEquals("Section 2 text.", doc.getText().trim());
public Paragraph getLastParagraph()
Example:
Shows how to move a DocumentBuilder's cursor position to a specified node.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.writeln("Run 1. "); // The document builder has a cursor, which acts as the part of the document // where the builder appends new nodes when we use its document construction methods. // This cursor functions in the same way as Microsoft Word's blinking cursor, // and it also always ends up immediately after any node that the builder just inserted. // To append content to a different part of the document, // we can move the cursor to a different node with the MoveTo method. builder.moveTo(doc.getFirstSection().getBody().getFirstParagraph().getRuns().get(0)); // The cursor is now in front of the node that we moved it to. // Adding a second run will insert it in front of the first run. builder.writeln("Run 2. "); Assert.assertEquals("Run 2. \rRun 1.", doc.getText().trim()); // Move the cursor to the end of the document to continue appending text to the end as before. builder.moveTo(doc.getLastSection().getBody().getLastParagraph()); builder.writeln("Run 3. "); Assert.assertEquals("Run 2. \rRun 1. \rRun 3.", doc.getText().trim());
public Node getNextSibling()
Example:
Shows how to enumerate immediate child nodes of a composite node using NextSibling.Document doc = new Document(getMyDir() + "Paragraphs.docx"); // Loop starting from the first child until we reach null for (Node node = doc.getFirstSection().getBody().getFirstChild(); node != null; node = node.getNextSibling()) { // Output the types of the nodes that we come across System.out.println(Node.nodeTypeToString(node.getNodeType())); }
Example:
Shows how to efficiently visit all direct and indirect children of a composite node.public void recurseAllNodes() throws Exception { Document doc = new Document(getMyDir() + "Paragraphs.docx"); // Any node that can contain child nodes, such as the document itself, is composite Assert.assertTrue(doc.isComposite()); // Invoke the recursive function that will go through and print all the child nodes of a composite node traverseAllNodes(doc, 0); } /// <summary> /// Recursively traverses a node tree while printing the type of each node with an indent depending on depth as well as the contents of all inline nodes. /// </summary> @Test(enabled = false) public void traverseAllNodes(CompositeNode parentNode, int depth) { // Loop through immediate children of a node for (Node childNode = parentNode.getFirstChild(); childNode != null; childNode = childNode.getNextSibling()) { System.out.println(MessageFormat.format("{0}{1}", String.format(" ", depth), Node.nodeTypeToString(childNode.getNodeType()))); // Recurse into the node if it is a composite node if (childNode.isComposite()) { System.out.println(); traverseAllNodes((CompositeNode) childNode, depth + 1); } else if (childNode instanceof Inline) { System.out.println(" - \"{childNode.GetText().Trim()}\""); } else { System.out.println(); } } }
public int getNodeType()
Example:
Shows how you can enumerate through children of a composite node and detect types of the children nodes.// Open a document Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.write("Section 1"); builder.moveToHeaderFooter(HeaderFooterType.HEADER_PRIMARY); builder.write("Primary header"); builder.moveToHeaderFooter(HeaderFooterType.FOOTER_PRIMARY); builder.write("Primary footer"); // Get the first section in the document Section section = doc.getFirstSection(); // A Section is a composite node and therefore can contain child nodes // Section can contain only Body and HeaderFooter nodes for (Node node : section) { // Every node has the NodeType property switch (node.getNodeType()) { case NodeType.BODY: // If the node type is Body, we can cast the node to the Body class Body body = (Body) node; // Write the content of the main story of the section to the console System.out.println("*** Body ***"); System.out.println(body.getText()); break; case NodeType.HEADER_FOOTER: // If the node type is HeaderFooter, we can cast the node to the HeaderFooter class HeaderFooter headerFooter = (HeaderFooter) node; // Write the content of the header footer to the console System.out.println("*** HeaderFooter ***"); System.out.println(headerFooter.getHeaderFooterType()); System.out.println(headerFooter.getText()); break; default: // Other types of nodes never occur inside a Section node throw new Exception("Unexpected node type in a section."); } }
public ParagraphCollection getParagraphs()
Example:
Shows how to get paragraph that was moved (deleted/inserted) in Microsoft Word while change tracking was enabled.Document doc = new Document(getMyDir() + "Revisions.docx"); // There are two sets of move revisions in this document // One moves a small part of a paragraph, while the other moves a whole paragraph // Paragraph.IsMoveFromRevision/IsMoveToRevision will only be true if a whole paragraph is moved, as in the latter case ParagraphCollection paragraphs = doc.getFirstSection().getBody().getParagraphs(); for (int i = 0; i < paragraphs.getCount(); i++) { if (paragraphs.get(i).isMoveFromRevision()) System.out.println(MessageFormat.format("The paragraph {0} has been moved (deleted).", i)); if (paragraphs.get(i).isMoveToRevision()) System.out.println(MessageFormat.format("The paragraph {0} has been moved (inserted).", i)); }
public CompositeNode getParentNode()
If a node has just been created and not yet added to the tree, or if it has been removed from the tree, the parent is null.
Example:
Shows how to access the parent node.Document doc = new Document(); // Get the document's first paragraph and append a child node to it in the form of a run with text Paragraph para = doc.getFirstSection().getBody().getFirstParagraph(); // When inserting a new node, the document that the node will belong to must be provided as an argument Run run = new Run(doc, "Hello world!"); para.appendChild(run); // The node lineage can be traced back to the document itself Assert.assertEquals(para, run.getParentNode()); Assert.assertEquals(doc.getFirstSection().getBody(), para.getParentNode()); Assert.assertEquals(doc.getFirstSection(), doc.getFirstSection().getBody().getParentNode()); Assert.assertEquals(doc, doc.getFirstSection().getParentNode());
Example:
Shows how to create a node and set its owning document.// Open a file from disk Document doc = new Document(); // Creating a new node of any type requires a document passed into the constructor Paragraph para = new Paragraph(doc); // The new paragraph node does not yet have a parent System.out.println("Paragraph has no parent node: " + (para.getParentNode() == null)); // But the paragraph node knows its document System.out.println("Both nodes' documents are the same: " + (para.getDocument() == doc)); // The fact that a node always belongs to a document allows us to access and modify // properties that reference the document-wide data such as styles or lists para.getParagraphFormat().setStyleName("Heading 1"); // Now add the paragraph to the main text of the first section doc.getFirstSection().getBody().appendChild(para); // The paragraph node is now a child of the Body node System.out.println("Paragraph has a parent node: " + (para.getParentNode() != null));
public Section getParentSection()
ParentSection is equivalent to (Section)ParentNode
.
Example:
Shows how to store endnotes at the end of each section instead of the document and manipulate their positions.public void suppressEndnotes() throws Exception { // Create a new document and make it empty Document doc = new Document(); doc.removeAllChildren(); // Normally endnotes are all stored at the end of a document, but this option lets us store them at the end of each section doc.getEndnoteOptions().setPosition(EndnotePosition.END_OF_SECTION); // Create 3 new sections, each having a paragraph and an endnote at the end insertSection(doc, "Section 1", "Endnote 1, will stay in section 1"); insertSection(doc, "Section 2", "Endnote 2, will be pushed down to section 3"); insertSection(doc, "Section 3", "Endnote 3, will stay in section 3"); // Each section contains its own page setup object // Setting this value will push this section's endnotes down to the next section PageSetup pageSetup = doc.getSections().get(1).getPageSetup(); pageSetup.setSuppressEndnotes(true); doc.save(getArtifactsDir() + "PageSetup.SuppressEndnotes.docx"); } /// <summary> /// Add a section to the end of a document, give it a body and a paragraph, then add text and an endnote to that paragraph. /// </summary> private void insertSection(Document doc, String sectionBodyText, String endnoteText) { Section section = new Section(doc); doc.appendChild(section); Body body = new Body(doc); section.appendChild(body); Assert.assertEquals(body.getParentNode(), section); Paragraph para = new Paragraph(doc); body.appendChild(para); Assert.assertEquals(para.getParentNode(), body); DocumentBuilder builder = new DocumentBuilder(doc); builder.moveTo(para); builder.write(sectionBodyText); builder.insertFootnote(FootnoteType.ENDNOTE, endnoteText); }
public Node getPreviousSibling()
Example:
Shows how to use of methods of Node and CompositeNode to remove a section before the last section in the document.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); // Create a second section by inserting a section break and add text to both sections builder.writeln("Section 1 text."); builder.insertBreak(BreakType.SECTION_BREAK_CONTINUOUS); builder.writeln("Section 2 text."); // Both sections are siblings of each other Section lastSection = (Section) doc.getLastChild(); Section firstSection = (Section) lastSection.getPreviousSibling(); // Remove a section based on its sibling relationship with another section if (lastSection.getPreviousSibling() != null) doc.removeChild(firstSection); // The section we removed was the first one, leaving the document with only the second Assert.assertEquals("Section 2 text.", doc.getText().trim());
public Range getRange()
Example:
Shows how to delete all characters of a range.// Insert two sections into a blank document Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.write("Section 1. "); builder.insertBreak(BreakType.SECTION_BREAK_CONTINUOUS); builder.write("Section 2."); // Verify the whole text of the document Assert.assertEquals("Section 1. \fSection 2.", doc.getText().trim()); // Delete the first section from the document doc.getSections().get(0).getRange().delete(); // Check the first section was deleted by looking at the text of the whole document again Assert.assertEquals("Section 2.", doc.getText().trim());
public int getStoryType()
Example:
Shows how to clear a body of inline shapes.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); // Use a DocumentBuilder to insert a shape // This is an inline shape, which has a parent Paragraph, which is in turn a child of the Body builder.insertShape(ShapeType.CUBE, 100.0, 100.0); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 1); // We can delete all such shapes from the Body, affecting all child Paragraphs Assert.assertEquals(doc.getFirstSection().getBody().getStoryType(), StoryType.MAIN_TEXT); doc.getFirstSection().getBody().deleteShapes(); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 0);
public TableCollection getTables()
Example:
Shows how to use typed properties to access nodes of the document tree.Document doc = new Document(getMyDir() + "Tables.docx"); // Quick typed access to all Table child nodes contained in the Body TableCollection tables = doc.getFirstSection().getBody().getTables(); Assert.assertEquals(5, tables.get(0).getRows().getCount()); Assert.assertEquals(4, tables.get(1).getRows().getCount()); for (Table table : tables) { // Quick typed access to the first row of the table if (table.getFirstRow() != null) { table.getFirstRow().remove(); } // Quick typed access to the last row of the table if (table.getLastRow() != null) { table.getLastRow().remove(); } } // Each table has shrunk by two rows Assert.assertEquals(3, tables.get(0).getRows().getCount()); Assert.assertEquals(2, tables.get(1).getRows().getCount());
public boolean accept(DocumentVisitor visitor) throws java.lang.Exception
Enumerates over this node and all of its children. Each node calls a corresponding method on DocumentVisitor.
For more info see the Visitor design pattern.
visitor
- The visitor that will visit the nodes.Example:
Shows how to use a document visitor to print a document's node structure.public void docStructureToText() throws Exception { Document doc = new Document(getMyDir() + "DocumentVisitor-compatible features.docx"); DocStructurePrinter visitor = new DocStructurePrinter(); // When we get a composite node to accept a document visitor, the visitor visits the accepting node, // and then traverses all of the node's children in a depth-first manner. // The visitor can read and modify each visited node. doc.accept(visitor); System.out.println(visitor.getText()); } /// <summary> /// Traverses a node's tree of child nodes, and creates a map of this tree in the form of a string. /// </summary> public static class DocStructurePrinter extends DocumentVisitor { public DocStructurePrinter() { mAcceptingNodeChildTree = new StringBuilder(); } public String getText() { return mAcceptingNodeChildTree.toString(); } /// <summary> /// Called when a Document node is encountered. /// </summary> public int visitDocumentStart(Document doc) { int childNodeCount = doc.getChildNodes(NodeType.ANY, true).getCount(); indentAndAppendLine("[Document start] Child nodes: " + childNodeCount); mDocTraversalDepth++; // Allow the visitor to continue visiting other nodes. return VisitorAction.CONTINUE; } /// <summary> /// Called after all the child nodes of a Document node have been visited. /// </summary> public int visitDocumentEnd(Document doc) { mDocTraversalDepth--; indentAndAppendLine("[Document end]"); return VisitorAction.CONTINUE; } /// <summary> /// Called when a Section node is encountered in the document. /// </summary> public int visitSectionStart(final Section section) { // Get the index of our section within the document NodeCollection docSections = section.getDocument().getChildNodes(NodeType.SECTION, false); int sectionIndex = docSections.indexOf(section); indentAndAppendLine("[Section start] Section index: " + sectionIndex); mDocTraversalDepth++; return VisitorAction.CONTINUE; } /// <summary> /// Called after all the child nodes of a Section node have been visited. /// </summary> public int visitSectionEnd(final Section section) { mDocTraversalDepth--; indentAndAppendLine("[Section end]"); return VisitorAction.CONTINUE; } /// <summary> /// Called when a Body node is encountered in the document. /// </summary> public int visitBodyStart(final Body body) { int paragraphCount = body.getParagraphs().getCount(); indentAndAppendLine("[Body start] Paragraphs: " + paragraphCount); mDocTraversalDepth++; return VisitorAction.CONTINUE; } /// <summary> /// Called after all the child nodes of a Body node have been visited. /// </summary> public int visitBodyEnd(final Body body) { mDocTraversalDepth--; indentAndAppendLine("[Body end]"); return VisitorAction.CONTINUE; } /// <summary> /// Called when a Paragraph node is encountered in the document. /// </summary> public int visitParagraphStart(final Paragraph paragraph) { indentAndAppendLine("[Paragraph start]"); mDocTraversalDepth++; return VisitorAction.CONTINUE; } /// <summary> /// Called after all the child nodes of a Paragraph node have been visited. /// </summary> public int visitParagraphEnd(final Paragraph paragraph) { mDocTraversalDepth--; indentAndAppendLine("[Paragraph end]"); return VisitorAction.CONTINUE; } /// <summary> /// Called when a Run node is encountered in the document. /// </summary> public int visitRun(final Run run) { indentAndAppendLine("[Run] \"" + run.getText() + "\""); return VisitorAction.CONTINUE; } /// <summary> /// Called when a SubDocument node is encountered in the document. /// </summary> public int visitSubDocument(final SubDocument subDocument) { indentAndAppendLine("[SubDocument]"); return VisitorAction.CONTINUE; } /// <summary> /// Append a line to the StringBuilder and indent it depending on how deep the visitor is into the document tree. /// </summary> /// <param name="text"></param> private void indentAndAppendLine(final String text) { for (int i = 0; i < mDocTraversalDepth; i++) { mAcceptingNodeChildTree.append("| "); } mAcceptingNodeChildTree.append(text + "\r\n"); } private int mDocTraversalDepth; private StringBuilder mAcceptingNodeChildTree; }
public Node appendChild(Node newChild)
If the newChild is already in the tree, it is first removed.
If the node being inserted was created from another document, you should use
newChild
- The node to add.Example:
Shows how to construct an Aspose Words document node by node.Document doc = new Document(); // A newly created blank document still comes one section, one body and one paragraph // Calling this method will remove all those nodes to completely empty the document doc.removeAllChildren(); // This document now has no composite nodes that content can be added to // If we wish to edit it, we will need to repopulate its node collection, // which we will start to do with by creating a new Section node Section section = new Section(doc); // Append the section to the document doc.appendChild(section); // Lets set some properties for the section section.getPageSetup().setSectionStart(SectionStart.NEW_PAGE); section.getPageSetup().setPaperSize(PaperSize.LETTER); // A section needs a body, which will contain all other nodes that can be edited Body body = new Body(doc); section.appendChild(body); // The body needs to have at least one paragraph // Note that the paragraph has not yet been added to the document, but we have to specify the parent document // The parent document is needed so the paragraph can correctly work // with styles and other document-wide information Paragraph para = new Paragraph(doc); body.appendChild(para); // We can set some formatting for the paragraph para.getParagraphFormat().setStyleName("Heading 1"); para.getParagraphFormat().setAlignment(ParagraphAlignment.CENTER); // Now we can begin adding content to the document Run run = new Run(doc); run.setText("Hello World!"); run.getFont().setColor(Color.RED); para.appendChild(run); Assert.assertEquals("Hello World!" + ControlChar.SECTION_BREAK_CHAR, doc.getText()); doc.save(getArtifactsDir() + "Section.CreateFromScratch.docx");
public Paragraph appendParagraph(java.lang.String text)
text
- The text for the paragraph. Can be null or empty string.Example:
Creates a header and footer using the document object model and insert them into a section.Document doc = new Document(); HeaderFooter header = new HeaderFooter(doc, HeaderFooterType.HEADER_PRIMARY); doc.getFirstSection().getHeadersFooters().add(header); // Add a paragraph with text to the footer Paragraph para = header.appendParagraph("My header"); Assert.assertTrue(header.isHeader()); Assert.assertTrue(para.isEndOfHeaderFooter()); HeaderFooter footer = new HeaderFooter(doc, HeaderFooterType.FOOTER_PRIMARY); doc.getFirstSection().getHeadersFooters().add(footer); // Add a paragraph with text to the footer para = footer.appendParagraph("My footer"); Assert.assertFalse(footer.isHeader()); Assert.assertTrue(para.isEndOfHeaderFooter()); Assert.assertEquals(para.getParentStory(), footer); Assert.assertEquals(para.getParentSection(), footer.getParentSection()); Assert.assertEquals(header.getParentSection(), footer.getParentSection()); doc.save(getArtifactsDir() + "HeaderFooter.HeaderFooterCreate.docx");
public Node deepClone(boolean isCloneChildren)
This method serves as a copy constructor for nodes. The cloned node has no parent, but belongs to the same document as the original node.
This method always performs a deep copy of the node. The isCloneChildren parameter specifies whether to perform copy all child nodes as well.
isCloneChildren
- True to recursively clone the subtree under the specified node;
false to clone only the node itself.Example:
Shows how to clone composite nodes with and without their child nodes.Document doc = new Document(); Paragraph para = doc.getFirstSection().getBody().getFirstParagraph(); para.appendChild(new Run(doc, "Hello world!")); // Clone the paragraph and the child nodes Node cloneWithChildren = para.deepClone(true); Assert.assertTrue(((CompositeNode) cloneWithChildren).hasChildNodes()); Assert.assertEquals("Hello world!", cloneWithChildren.getText().trim()); // Clone the paragraph without its clild nodes Node cloneWithoutChildren = para.deepClone(false); Assert.assertFalse(((CompositeNode) cloneWithoutChildren).hasChildNodes()); Assert.assertEquals("", cloneWithoutChildren.getText().trim());
public void deleteShapes()
Example:
Shows how to clear a body of inline shapes.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); // Use a DocumentBuilder to insert a shape // This is an inline shape, which has a parent Paragraph, which is in turn a child of the Body builder.insertShape(ShapeType.CUBE, 100.0, 100.0); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 1); // We can delete all such shapes from the Body, affecting all child Paragraphs Assert.assertEquals(doc.getFirstSection().getBody().getStoryType(), StoryType.MAIN_TEXT); doc.getFirstSection().getBody().deleteShapes(); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 0);
public void ensureMinimum()
Example:
Clears main text from all sections from the document leaving the sections themselves.// Open a document Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.write("Section 1"); builder.insertBreak(BreakType.SECTION_BREAK_NEW_PAGE); builder.write("Section 2"); // This shows what is in the document originally // The document has two sections Assert.assertEquals(MessageFormat.format("Section 1{0}Section 2{1}", ControlChar.SECTION_BREAK, ControlChar.SECTION_BREAK), doc.getText()); // Loop through all sections in the document for (Section section : doc.getSections()) { // Each section has a Body node that contains main story (main text) of the section Body body = section.getBody(); // This clears all nodes from the body body.removeAllChildren(); // Technically speaking, for the main story of a section to be valid, it needs to have // at least one empty paragraph. That's what the EnsureMinimum method does body.ensureMinimum(); } // Check how the content of the document looks now Assert.assertEquals(MessageFormat.format("{0}{1}", ControlChar.SECTION_BREAK, ControlChar.SECTION_BREAK), doc.getText());
public CompositeNode getAncestor(int ancestorType)
ancestorType
- A Example:
Shows how to find out if a table contains another table or if the table itself is nested inside another table.public void calculateDepthOfNestedTables() throws Exception { Document doc = new Document(getMyDir() + "Nested tables.docx"); NodeCollection tables = doc.getChildNodes(NodeType.TABLE, true); for (int i = 0; i < tables.getCount(); i++) { // First lets find if any cells in the table have tables themselves as children int count = getChildTableCount((Table) tables.get(i)); System.out.println(MessageFormat.format("Table #{0} has {1} tables directly within its cells", i, count)); // Now let's try the other way around, lets try find if the table is nested inside another table and at what depth int tableDepth = getNestedDepthOfTable((Table) tables.get(i)); if (tableDepth > 0) System.out.println(MessageFormat.format("Table #{0} is nested inside another table at depth of {1}", i, tableDepth)); else System.out.println(MessageFormat.format("Table #{0} is a non nested table (is not a child of another table)", i)); } } /** * Calculates what level a table is nested inside other tables. * * @returns An integer containing the level the table is nested at. * 0 = Table is not nested inside any other table * 1 = Table is nested within one parent table * 2 = Table is nested within two parent tables etc.. */ private static int getNestedDepthOfTable(final Table table) { int depth = 0; int type = table.getNodeType(); // The parent of the table will be a Cell, instead attempt to find a grandparent that is of type Table Node parent = table.getAncestor(table.getNodeType()); while (parent != null) { // Every time we find a table a level up we increase the depth counter and then try to find an // ancestor of type table from the parent depth++; parent = parent.getAncestor(Table.class); } return depth; } /** * Determines if a table contains any immediate child table within its cells. * Does not recursively traverse through those tables to check for further tables. * * @returns Returns true if at least one child cell contains a table. * Returns false if no cells in the table contains a table. */ private static int getChildTableCount(final Table table) { int tableCount = 0; // Iterate through all child rows in the table for (Row row : table.getRows()) { // Iterate through all child cells in the row for (Cell cell : row.getCells()) { // Retrieve the collection of child tables of this cell TableCollection childTables = cell.getTables(); // If this cell has a table as a child then return true if (childTables.getCount() > 0) tableCount++; } } // No cell contains a table return tableCount; }
public CompositeNode getAncestor(java.lang.Class ancestorType)
The ancestor type matches if it is equal to ancestorType or derived from ancestorType.
ancestorType
- The object type of the ancestor to retrieve.Example:
Shows how to find out if a table contains another table or if the table itself is nested inside another table.public void calculateDepthOfNestedTables() throws Exception { Document doc = new Document(getMyDir() + "Nested tables.docx"); NodeCollection tables = doc.getChildNodes(NodeType.TABLE, true); for (int i = 0; i < tables.getCount(); i++) { // First lets find if any cells in the table have tables themselves as children int count = getChildTableCount((Table) tables.get(i)); System.out.println(MessageFormat.format("Table #{0} has {1} tables directly within its cells", i, count)); // Now let's try the other way around, lets try find if the table is nested inside another table and at what depth int tableDepth = getNestedDepthOfTable((Table) tables.get(i)); if (tableDepth > 0) System.out.println(MessageFormat.format("Table #{0} is nested inside another table at depth of {1}", i, tableDepth)); else System.out.println(MessageFormat.format("Table #{0} is a non nested table (is not a child of another table)", i)); } } /** * Calculates what level a table is nested inside other tables. * * @returns An integer containing the level the table is nested at. * 0 = Table is not nested inside any other table * 1 = Table is nested within one parent table * 2 = Table is nested within two parent tables etc.. */ private static int getNestedDepthOfTable(final Table table) { int depth = 0; int type = table.getNodeType(); // The parent of the table will be a Cell, instead attempt to find a grandparent that is of type Table Node parent = table.getAncestor(table.getNodeType()); while (parent != null) { // Every time we find a table a level up we increase the depth counter and then try to find an // ancestor of type table from the parent depth++; parent = parent.getAncestor(Table.class); } return depth; } /** * Determines if a table contains any immediate child table within its cells. * Does not recursively traverse through those tables to check for further tables. * * @returns Returns true if at least one child cell contains a table. * Returns false if no cells in the table contains a table. */ private static int getChildTableCount(final Table table) { int tableCount = 0; // Iterate through all child rows in the table for (Row row : table.getRows()) { // Iterate through all child cells in the row for (Cell cell : row.getCells()) { // Retrieve the collection of child tables of this cell TableCollection childTables = cell.getTables(); // If this cell has a table as a child then return true if (childTables.getCount() > 0) tableCount++; } } // No cell contains a table return tableCount; }
public Node getChild(int nodeType, int index, boolean isDeep)
If index is out of range, a null is returned.
nodeType
- A index
- Zero based index of the child node to select.
Negative indexes are also allowed and indicate access from the end,
that is -1 means the last node.isDeep
- True to select from all child nodes recursively.
False to select only among immediate children. See remarks for more info.Example:
Shows how to apply attributes of a table's style directly to the table's elements.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); Table table = builder.startTable(); builder.insertCell(); builder.write("Hello world!"); builder.endTable(); TableStyle tableStyle = (TableStyle)doc.getStyles().add(StyleType.TABLE, "MyTableStyle1"); tableStyle.setRowStripe(3); tableStyle.setCellSpacing(5.0); tableStyle.getShading().setBackgroundPatternColor(Color.WHITE); tableStyle.getBorders().setColor(Color.BLUE); tableStyle.getBorders().setLineStyle(LineStyle.DOT_DASH); table.setStyle(tableStyle); // This method concerns table style attributes such as the ones we set above. doc.expandTableStylesToDirectFormatting(); doc.save(getArtifactsDir() + "Document.TableStyleToDirectFormatting.docx");
Example:
Shows how to enumerate immediate children of a CompositeNode using the enumerator provided by the ChildNodes collection.Document doc = new Document(); Paragraph paragraph = (Paragraph) doc.getChild(NodeType.PARAGRAPH, 0, true); paragraph.appendChild(new Run(doc, "Hello world!")); paragraph.appendChild(new Run(doc, " Hello again!")); NodeCollection children = paragraph.getChildNodes(); // Paragraph may contain children of various types such as runs, shapes and so on for (Node child : (Iterable<Node>) children) if (((child.getNodeType()) == (NodeType.RUN))) { Run run = (Run) child; System.out.println(run.getText()); }
public NodeCollection getChildNodes(int nodeType, boolean isDeep)
The collection of nodes returned by this method is always live.
A live collection is always in sync with the document. For example, if you selected all sections in a document and enumerate through the collection deleting the sections, the section is removed from the collection immediately when it is removed from the document.
nodeType
- A isDeep
- True to select from all child nodes recursively.
False to select only among immediate children. Example:
Shows how to print all of a document's comments and their replies.Document doc = new Document(getMyDir() + "Comments.docx"); NodeCollection comments = doc.getChildNodes(NodeType.COMMENT, true); // If a comment has no ancestor, it is a "top-level" comment as opposed to a reply-type comment. // Print all top-level comments along with their replies, if there are any. for (Comment comment : (Iterable<Comment>) comments) { if (comment.getAncestor() == null) { System.out.println("Top-level comment:"); System.out.println("\t\"{comment.GetText().Trim()}\", by {comment.Author}"); System.out.println("Has {comment.Replies.Count} replies"); for (Comment commentReply : (Iterable<Comment>) comment.getReplies()) { System.out.println("\t\"{commentReply.GetText().Trim()}\", by {commentReply.Author}"); } System.out.println(); } }
Example:
Shows how to extract images from a document, and save them to the local file system as individual files.Document doc = new Document(getMyDir() + "Images.docx"); // Get the collection of shapes from the document, // and save the image data of every shape with an image as a file to the local file system. NodeCollection shapes = doc.getChildNodes(NodeType.SHAPE, true); int imageIndex = 0; for (Shape shape : (Iterable<Shape>) shapes) { if (shape.hasImage()) { // The image data of shapes may contain images of many possible image formats. // We can determine a file extension for each image automatically, based on its format. String imageFileName = MessageFormat.format("File.ExtractImages.{0}{1}", imageIndex, FileFormatUtil.imageTypeToExtension(shape.getImageData().getImageType())); shape.getImageData().save(getArtifactsDir() + imageFileName); imageIndex++; } }
public java.lang.String getText()
The returned string includes all control and special characters as described in
Example:
Shows how to output all paragraphs in a document that are bulleted or numbered.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.getListFormat().applyNumberDefault(); builder.writeln("Numbered list item 1"); builder.writeln("Numbered list item 2"); builder.writeln("Numbered list item 3"); builder.getListFormat().removeNumbers(); builder.getListFormat().applyBulletDefault(); builder.writeln("Bulleted list item 1"); builder.writeln("Bulleted list item 2"); builder.writeln("Bulleted list item 3"); builder.getListFormat().removeNumbers(); NodeCollection paras = doc.getChildNodes(NodeType.PARAGRAPH, true); for (Paragraph para : (Iterable<Paragraph>) paras) { if (para.getListFormat().isListItem()) { System.out.println(java.text.MessageFormat.format("*** A paragraph belongs to list {0}", para.getListFormat().getList().getListId())); System.out.println(para.getText()); } }
Example:
Shows the difference between calling the GetText and ToString methods on a node.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.insertField("MERGEFIELD Field"); // GetText will retrieve the visible text as well as field codes and special characters. Assert.assertEquals("\u0013MERGEFIELD Field\u0014«Field»\u0015\f", doc.getText()); // ToString will give us the document's appearance if saved to a passed save format. Assert.assertEquals("«Field»\r\n", doc.toString(SaveFormat.TEXT));
public int indexOf(Node child)
Example:
Shows how to get the index of a given child node from its parent.Document doc = new Document(getMyDir() + "Rendering.docx"); // Get the body of the first section in the document Body body = doc.getFirstSection().getBody(); // Retrieve the index of the last paragraph in the body Assert.assertEquals(24, body.getChildNodes().indexOf(body.getLastParagraph()));
public Node insertAfter(Node newChild, Node refChild)
If refChild is null, inserts newChild at the beginning of the list of child nodes.
If the newChild is already in the tree, it is first removed.
If the node being inserted was created from another document, you should use
newChild
- The Node to insert.refChild
- The Node that is the reference node. The newNode is placed after the refNode. Example:
Shows how to replace all textboxes with images.Document doc = new Document(getMyDir() + "Textboxes in drawing canvas.docx"); // This gets a live collection of all shape nodes in the document NodeCollection shapeCollection = doc.getChildNodes(NodeType.SHAPE, true); // Since we will be adding/removing nodes, it is better to copy all collection // into a fixed size array, otherwise iterator will be invalidated Node[] shapes = shapeCollection.toArray(); for (Node node : shapes) { Shape shape = (Shape) node; // Filter out all shapes that we don't need if (shape.getShapeType() == ShapeType.TEXT_BOX) { // Create a new shape that will replace the existing shape Shape image = new Shape(doc, ShapeType.IMAGE); // Load the image into the new shape image.getImageData().setImage(getImageDir() + "Windows MetaFile.wmf"); // Make new shape's position to match the old shape image.setLeft(shape.getLeft()); image.setTop(shape.getTop()); image.setWidth(shape.getWidth()); image.setHeight(shape.getHeight()); image.setRelativeHorizontalPosition(shape.getRelativeHorizontalPosition()); image.setRelativeVerticalPosition(shape.getRelativeVerticalPosition()); image.setHorizontalAlignment(shape.getHorizontalAlignment()); image.setVerticalAlignment(shape.getVerticalAlignment()); image.setWrapType(shape.getWrapType()); image.setWrapSide(shape.getWrapSide()); // Insert new shape after the old shape and remove the old shape shape.getParentNode().insertAfter(image, shape); shape.remove(); } } doc.save(getArtifactsDir() + "Shape.ReplaceTextboxesWithImages.docx");
Example:
Shows how to add, update and delete child nodes from a CompositeNode's child collection.Document doc = new Document(); // An empty document has one paragraph by default Assert.assertEquals(1, doc.getFirstSection().getBody().getParagraphs().getCount()); // A paragraph is a composite node because it can contain runs, which are another type of node Paragraph paragraph = doc.getFirstSection().getBody().getFirstParagraph(); Run paragraphText = new Run(doc, "Initial text. "); paragraph.appendChild(paragraphText); // We will place these 3 children into the main text of our paragraph Run run1 = new Run(doc, "Run 1. "); Run run2 = new Run(doc, "Run 2. "); Run run3 = new Run(doc, "Run 3. "); // We initialized them but not in our paragraph yet Assert.assertEquals("Initial text.", paragraph.getText().trim()); // Insert run2 before initial paragraph text. This will be at the start of the paragraph paragraph.insertBefore(run2, paragraphText); // Insert run3 after initial paragraph text. This will be at the end of the paragraph paragraph.insertAfter(run3, paragraphText); // Insert run1 before every other child node. run2 was the start of the paragraph, now it will be run1 paragraph.prependChild(run1); Assert.assertEquals("Run 1. Run 2. Initial text. Run 3.", paragraph.getText().trim()); Assert.assertEquals(4, paragraph.getChildNodes(NodeType.ANY, true).getCount()); // Access the child node collection and update/delete children ((Run) paragraph.getChildNodes(NodeType.RUN, true).get(1)).setText("Updated run 2. "); paragraph.getChildNodes(NodeType.RUN, true).remove(paragraphText); Assert.assertEquals("Run 1. Updated run 2. Run 3.", paragraph.getText().trim()); Assert.assertEquals(3, paragraph.getChildNodes(NodeType.ANY, true).getCount());
public Node insertBefore(Node newChild, Node refChild)
If refChild is null, inserts newChild at the end of the list of child nodes.
If the newChild is already in the tree, it is first removed.
If the node being inserted was created from another document, you should use
newChild
- The Node to insert.refChild
- The Node that is the reference node. The newChild is placed before this node.Example:
Shows how to add, update and delete child nodes from a CompositeNode's child collection.Document doc = new Document(); // An empty document has one paragraph by default Assert.assertEquals(1, doc.getFirstSection().getBody().getParagraphs().getCount()); // A paragraph is a composite node because it can contain runs, which are another type of node Paragraph paragraph = doc.getFirstSection().getBody().getFirstParagraph(); Run paragraphText = new Run(doc, "Initial text. "); paragraph.appendChild(paragraphText); // We will place these 3 children into the main text of our paragraph Run run1 = new Run(doc, "Run 1. "); Run run2 = new Run(doc, "Run 2. "); Run run3 = new Run(doc, "Run 3. "); // We initialized them but not in our paragraph yet Assert.assertEquals("Initial text.", paragraph.getText().trim()); // Insert run2 before initial paragraph text. This will be at the start of the paragraph paragraph.insertBefore(run2, paragraphText); // Insert run3 after initial paragraph text. This will be at the end of the paragraph paragraph.insertAfter(run3, paragraphText); // Insert run1 before every other child node. run2 was the start of the paragraph, now it will be run1 paragraph.prependChild(run1); Assert.assertEquals("Run 1. Run 2. Initial text. Run 3.", paragraph.getText().trim()); Assert.assertEquals(4, paragraph.getChildNodes(NodeType.ANY, true).getCount()); // Access the child node collection and update/delete children ((Run) paragraph.getChildNodes(NodeType.RUN, true).get(1)).setText("Updated run 2. "); paragraph.getChildNodes(NodeType.RUN, true).remove(paragraphText); Assert.assertEquals("Run 1. Updated run 2. Run 3.", paragraph.getText().trim()); Assert.assertEquals(3, paragraph.getChildNodes(NodeType.ANY, true).getCount());
public java.util.Iterator<Node> iterator()
Example:
Shows how to enumerate immediate children of a CompositeNode using the enumerator provided by the ChildNodes collection.Document doc = new Document(); Paragraph paragraph = (Paragraph) doc.getChild(NodeType.PARAGRAPH, 0, true); paragraph.appendChild(new Run(doc, "Hello world!")); paragraph.appendChild(new Run(doc, " Hello again!")); NodeCollection children = paragraph.getChildNodes(); // Paragraph may contain children of various types such as runs, shapes and so on for (Node child : (Iterable<Node>) children) if (((child.getNodeType()) == (NodeType.RUN))) { Run run = (Run) child; System.out.println(run.getText()); }
public Node nextPreOrder(Node rootNode)
rootNode
- The top node (limit) of traversal.Example:
Shows how to delete all images from a document using pre-order tree traversal.Document doc = new Document(getMyDir() + "Images.docx"); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 10); Node curNode = doc; while (curNode != null) { Node nextNode = curNode.nextPreOrder(doc); if (curNode.previousPreOrder(doc) != null && nextNode != null) { Assert.assertEquals(curNode, nextNode.previousPreOrder(doc)); } if (curNode.getNodeType() == NodeType.SHAPE) { Shape shape = (Shape) curNode; // Several shape types can have an image including image shapes and OLE objects if (shape.hasImage()) { shape.remove(); } } curNode = nextNode; } // The only remaining shape doesn't have an image Assert.assertEquals(1, doc.getChildNodes(NodeType.SHAPE, true).getCount()); Assert.assertFalse(((Shape) doc.getChild(NodeType.SHAPE, 0, true)).hasImage());
public Node prependChild(Node newChild)
If the newChild is already in the tree, it is first removed.
If the node being inserted was created from another document, you should use
newChild
- The node to add.Example:
Shows how to add, update and delete child nodes from a CompositeNode's child collection.Document doc = new Document(); // An empty document has one paragraph by default Assert.assertEquals(1, doc.getFirstSection().getBody().getParagraphs().getCount()); // A paragraph is a composite node because it can contain runs, which are another type of node Paragraph paragraph = doc.getFirstSection().getBody().getFirstParagraph(); Run paragraphText = new Run(doc, "Initial text. "); paragraph.appendChild(paragraphText); // We will place these 3 children into the main text of our paragraph Run run1 = new Run(doc, "Run 1. "); Run run2 = new Run(doc, "Run 2. "); Run run3 = new Run(doc, "Run 3. "); // We initialized them but not in our paragraph yet Assert.assertEquals("Initial text.", paragraph.getText().trim()); // Insert run2 before initial paragraph text. This will be at the start of the paragraph paragraph.insertBefore(run2, paragraphText); // Insert run3 after initial paragraph text. This will be at the end of the paragraph paragraph.insertAfter(run3, paragraphText); // Insert run1 before every other child node. run2 was the start of the paragraph, now it will be run1 paragraph.prependChild(run1); Assert.assertEquals("Run 1. Run 2. Initial text. Run 3.", paragraph.getText().trim()); Assert.assertEquals(4, paragraph.getChildNodes(NodeType.ANY, true).getCount()); // Access the child node collection and update/delete children ((Run) paragraph.getChildNodes(NodeType.RUN, true).get(1)).setText("Updated run 2. "); paragraph.getChildNodes(NodeType.RUN, true).remove(paragraphText); Assert.assertEquals("Run 1. Updated run 2. Run 3.", paragraph.getText().trim()); Assert.assertEquals(3, paragraph.getChildNodes(NodeType.ANY, true).getCount());
public Node previousPreOrder(Node rootNode)
rootNode
- The top node (limit) of traversal.Example:
Shows how to delete all images from a document using pre-order tree traversal.Document doc = new Document(getMyDir() + "Images.docx"); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 10); Node curNode = doc; while (curNode != null) { Node nextNode = curNode.nextPreOrder(doc); if (curNode.previousPreOrder(doc) != null && nextNode != null) { Assert.assertEquals(curNode, nextNode.previousPreOrder(doc)); } if (curNode.getNodeType() == NodeType.SHAPE) { Shape shape = (Shape) curNode; // Several shape types can have an image including image shapes and OLE objects if (shape.hasImage()) { shape.remove(); } } curNode = nextNode; } // The only remaining shape doesn't have an image Assert.assertEquals(1, doc.getChildNodes(NodeType.SHAPE, true).getCount()); Assert.assertFalse(((Shape) doc.getChild(NodeType.SHAPE, 0, true)).hasImage());
public void remove()
Example:
Shows how to delete all images from a document.Document doc = new Document(getMyDir() + "Images.docx"); Assert.assertEquals(doc.getChildNodes(NodeType.SHAPE, true).getCount(), 10); // Here we get all shapes from the document node, but you can do this for any smaller // node too, for example delete shapes from a single section or a paragraph NodeCollection shapes = doc.getChildNodes(NodeType.SHAPE, true); // We cannot delete shape nodes while we enumerate through the collection // One solution is to add nodes that we want to delete to a temporary array and delete afterwards ArrayList shapesToDelete = new ArrayList(); for (Shape shape : (Iterable<Shape>) shapes) { // Several shape types can have an image including image shapes and OLE objects if (shape.hasImage()) { shapesToDelete.add(shape); } } // Now we can delete shapes for (Shape shape : (Iterable<Shape>) shapesToDelete) shape.remove(); // The only remaining shape doesn't have an image Assert.assertEquals(1, doc.getChildNodes(NodeType.SHAPE, true).getCount()); Assert.assertFalse(((Shape) doc.getChild(NodeType.SHAPE, 0, true)).hasImage());
Example:
Shows how to remove all nodes of a specific type from a composite node.Document doc = new Document(getMyDir() + "Tables.docx"); Assert.assertEquals(2, doc.getChildNodes(NodeType.TABLE, true).getCount()); // Select the first child node in the body Node curNode = doc.getFirstSection().getBody().getFirstChild(); while (curNode != null) { // Save the next sibling node as a variable in case we want to move to it after deleting this node Node nextNode = curNode.getNextSibling(); // A section body can contain Paragraph and Table nodes // If the node is a Table, remove it from the parent if (curNode.getNodeType() == NodeType.TABLE) { curNode.remove(); } // Continue going through child nodes until null (no more siblings) is reached curNode = nextNode; } Assert.assertEquals(0, doc.getChildNodes(NodeType.TABLE, true).getCount());
public void removeAllChildren()
Example:
Shows how to construct an Aspose Words document node by node.Document doc = new Document(); // A newly created blank document still comes one section, one body and one paragraph // Calling this method will remove all those nodes to completely empty the document doc.removeAllChildren(); // This document now has no composite nodes that content can be added to // If we wish to edit it, we will need to repopulate its node collection, // which we will start to do with by creating a new Section node Section section = new Section(doc); // Append the section to the document doc.appendChild(section); // Lets set some properties for the section section.getPageSetup().setSectionStart(SectionStart.NEW_PAGE); section.getPageSetup().setPaperSize(PaperSize.LETTER); // A section needs a body, which will contain all other nodes that can be edited Body body = new Body(doc); section.appendChild(body); // The body needs to have at least one paragraph // Note that the paragraph has not yet been added to the document, but we have to specify the parent document // The parent document is needed so the paragraph can correctly work // with styles and other document-wide information Paragraph para = new Paragraph(doc); body.appendChild(para); // We can set some formatting for the paragraph para.getParagraphFormat().setStyleName("Heading 1"); para.getParagraphFormat().setAlignment(ParagraphAlignment.CENTER); // Now we can begin adding content to the document Run run = new Run(doc); run.setText("Hello World!"); run.getFont().setColor(Color.RED); para.appendChild(run); Assert.assertEquals("Hello World!" + ControlChar.SECTION_BREAK_CHAR, doc.getText()); doc.save(getArtifactsDir() + "Section.CreateFromScratch.docx");
public Node removeChild(Node oldChild)
The parent of oldChild is set to null after the node is removed.
oldChild
- The node to remove.Example:
Shows how to use of methods of Node and CompositeNode to remove a section before the last section in the document.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); // Create a second section by inserting a section break and add text to both sections builder.writeln("Section 1 text."); builder.insertBreak(BreakType.SECTION_BREAK_CONTINUOUS); builder.writeln("Section 2 text."); // Both sections are siblings of each other Section lastSection = (Section) doc.getLastChild(); Section firstSection = (Section) lastSection.getPreviousSibling(); // Remove a section based on its sibling relationship with another section if (lastSection.getPreviousSibling() != null) doc.removeChild(firstSection); // The section we removed was the first one, leaving the document with only the second Assert.assertEquals("Section 2 text.", doc.getText().trim());
public void removeSmartTags()
Example:
Removes all smart tags from descendant nodes of the composite node.Document doc = new Document(getMyDir() + "Smart tags.doc"); Assert.assertEquals(8, doc.getChildNodes(NodeType.SMART_TAG, true).getCount()); // Remove smart tags from the whole document doc.removeSmartTags(); Assert.assertEquals(0, doc.getChildNodes(NodeType.SMART_TAG, true).getCount());
public NodeList selectNodes(java.lang.String xpath)
Only expressions with element names are supported at the moment. Expressions that use attribute names are not supported.
xpath
- The XPath expression.Example:
Shows how to select certain nodes by using an XPath expression.Document doc = new Document(getMyDir() + "Tables.docx"); // This expression will extract all paragraph nodes which are descendants of any table node in the document // This will return any paragraphs which are in a table NodeList nodeList = doc.selectNodes("//Table//Paragraph"); // Iterate through the list with an enumerator and print the contents of every paragraph in each cell of the table int index = 0; Iterator<Node> e = nodeList.iterator(); while (e.hasNext()) { Node currentNode = e.next(); System.out.println(MessageFormat.format("Table paragraph index {0}, contents: \"{1}\"", index++, currentNode.getText().trim())); } // This expression will select any paragraphs that are direct children of any body node in the document nodeList = doc.selectNodes("//Body/Paragraph"); // We can treat the list as an array too Assert.assertEquals(nodeList.toArray().length, 4); // Use SelectSingleNode to select the first result of the same expression as above Node node = doc.selectSingleNode("//Body/Paragraph"); Assert.assertEquals(Paragraph.class, node.getClass());
Example:
Shows how to test if a node is inside a field by using an XPath expression.Document doc = new Document(getMyDir() + "Mail merge destination - Northwind employees.docx"); // Evaluate the XPath expression. The resulting NodeList will contain all nodes found inside a field a field (between FieldStart // and FieldEnd exclusive). There can however be FieldStart and FieldEnd nodes in the list if there are nested fields // in the path. Currently does not find rare fields in which the FieldCode or FieldResult spans across multiple paragraphs NodeList resultList = doc.selectNodes("//FieldStart/following-sibling::node()[following-sibling::FieldEnd]"); // Check if the specified run is one of the nodes that are inside the field System.out.println("Contents of the first Run node that's part of a field: {resultList.First(n => n.NodeType == NodeType.Run).GetText().Trim()}");
public Node selectSingleNode(java.lang.String xpath)
Only expressions with element names are supported at the moment. Expressions that use attribute names are not supported.
xpath
- The XPath expression.Example:
Shows how to select certain nodes by using an XPath expression.Document doc = new Document(getMyDir() + "Tables.docx"); // This expression will extract all paragraph nodes which are descendants of any table node in the document // This will return any paragraphs which are in a table NodeList nodeList = doc.selectNodes("//Table//Paragraph"); // Iterate through the list with an enumerator and print the contents of every paragraph in each cell of the table int index = 0; Iterator<Node> e = nodeList.iterator(); while (e.hasNext()) { Node currentNode = e.next(); System.out.println(MessageFormat.format("Table paragraph index {0}, contents: \"{1}\"", index++, currentNode.getText().trim())); } // This expression will select any paragraphs that are direct children of any body node in the document nodeList = doc.selectNodes("//Body/Paragraph"); // We can treat the list as an array too Assert.assertEquals(nodeList.toArray().length, 4); // Use SelectSingleNode to select the first result of the same expression as above Node node = doc.selectSingleNode("//Body/Paragraph"); Assert.assertEquals(Paragraph.class, node.getClass());
public java.lang.String toString(SaveOptions saveOptions) throws java.lang.Exception
saveOptions
- Specifies the options that control how the node is saved.Example:
Exports the content of a node to String in HTML format.Document doc = new Document(getMyDir() + "Document.docx"); // Extract the last paragraph in the document to convert to HTML Node node = doc.getLastSection().getBody().getLastParagraph(); // When ToString is called using the html SaveFormat overload then the node is converted directly to html Assert.assertEquals("<p style=\"margin-top:0pt; margin-bottom:8pt; line-height:108%; font-size:12pt\">" + "<span style=\"font-family:'Times New Roman'\">Hello World!</span>" + "</p>", node.toString(SaveFormat.HTML)); // We can also modify the result of this conversion using a SaveOptions object HtmlSaveOptions saveOptions = new HtmlSaveOptions(); saveOptions.setExportRelativeFontSize(true); Assert.assertEquals("<p style=\"margin-top:0pt; margin-bottom:8pt; line-height:108%\">" + "<span style=\"font-family:'Times New Roman'\">Hello World!</span>" + "</p>", node.toString(saveOptions));
public java.lang.String toString(int saveFormat) throws java.lang.Exception
saveFormat
- A SaveFormat value.Example:
Shows how to extract the label of each paragraph in a list as a value or a String.Document doc = new Document(getMyDir() + "Rendering.docx"); doc.updateListLabels(); int listParaCount = 1; for (Paragraph paragraph : (Iterable<Paragraph>) doc.getChildNodes(NodeType.PARAGRAPH, true)) { // Find if we have the paragraph list. In our document our list uses plain arabic numbers, // which start at three and ends at six if (paragraph.getListFormat().isListItem()) { System.out.println(MessageFormat.format("List item paragraph #{0}", listParaCount)); // This is the text we get when actually getting when we output this node to text format // The list labels are not included in this text output. Trim any paragraph formatting characters String paragraphText = paragraph.toString(SaveFormat.TEXT).trim(); System.out.println("Exported Text: " + paragraphText); ListLabel label = paragraph.getListLabel(); // This gets the position of the paragraph in current level of the list. If we have a list with multiple level then this // will tell us what position it is on that particular level System.out.println("\tNumerical Id: " + label.getLabelValue()); // Combine them together to include the list label with the text in the output System.out.println("\tList label combined with text: " + label.getLabelString() + " " + paragraphText); listParaCount++; } }
Example:
Exports the content of a node to String in HTML format.Document doc = new Document(getMyDir() + "Document.docx"); // Extract the last paragraph in the document to convert to HTML Node node = doc.getLastSection().getBody().getLastParagraph(); // When ToString is called using the html SaveFormat overload then the node is converted directly to html Assert.assertEquals("<p style=\"margin-top:0pt; margin-bottom:8pt; line-height:108%; font-size:12pt\">" + "<span style=\"font-family:'Times New Roman'\">Hello World!</span>" + "</p>", node.toString(SaveFormat.HTML)); // We can also modify the result of this conversion using a SaveOptions object HtmlSaveOptions saveOptions = new HtmlSaveOptions(); saveOptions.setExportRelativeFontSize(true); Assert.assertEquals("<p style=\"margin-top:0pt; margin-bottom:8pt; line-height:108%\">" + "<span style=\"font-family:'Times New Roman'\">Hello World!</span>" + "</p>", node.toString(saveOptions));
Example:
Shows the difference between calling the GetText and ToString methods on a node.Document doc = new Document(); DocumentBuilder builder = new DocumentBuilder(doc); builder.insertField("MERGEFIELD Field"); // GetText will retrieve the visible text as well as field codes and special characters. Assert.assertEquals("\u0013MERGEFIELD Field\u0014«Field»\u0015\f", doc.getText()); // ToString will give us the document's appearance if saved to a passed save format. Assert.assertEquals("«Field»\r\n", doc.toString(SaveFormat.TEXT));