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<div class="subTitle">org.odftoolkit.simple.common</div>
<h2 title="Class TextExtractor" class="title">Class TextExtractor</h2>
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<ul class="inheritance">
<li><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li>org.odftoolkit.odfdom.dom.DefaultElementVisitor</li>
<li>
<ul class="inheritance">
<li>org.odftoolkit.simple.common.TextExtractor</li>
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<dt>All Implemented Interfaces:</dt>
<dd>org.odftoolkit.odfdom.pkg.ElementVisitor</dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../org/odftoolkit/simple/common/EditableTextExtractor.html" title="class in org.odftoolkit.simple.common">EditableTextExtractor</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">TextExtractor</span>
extends org.odftoolkit.odfdom.dom.DefaultElementVisitor</pre>
<div class="block">This is a sub class of <code>DefaultElementVisitor</code>, which is used to
extract display text from ODF element. For example, if you want to get all of
the text content in a slide notes, you can call <code>getOdfElement()</code>
to get the ODF element of this notes, then pass it to
<code>newOdfTextExtractor</code> to create a TextExtractor. The last step is
very easy, you only need to use <code>getText()</code>, all of the text
content will be return as string. Another easier way is pass the ODF element
to the static method <code>TextExtractor.getText(OdfElement)</code> directly.
<p>
If you pass the content root which you can get by
<a href="../../../../org/odftoolkit/simple/Document.html#getContentRoot()"><code>Document.getContentRoot()</code></a> as the parameter, the whole document content will
be returned, without any tag information.
<p>
This extractor implements parts of ODF elements' white space handling
functions. They are text:p, text:h, text:s, text:tab and text:linebreak,
which <code>visit()</code> are override to process white space, according to
ODF specification.</div>
<dl><dt><span class="strong">See Also:</span></dt><dd><code>OdfElement</code></dd></dl>
</li>
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<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected static class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.ExtractorStringBuilder.html" title="class in org.odftoolkit.simple.common">TextExtractor.ExtractorStringBuilder</a></strong></code>
<div class="block">This class is used to provide the string builder functions to extractor.</div>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colLast" scope="col">Field and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/odftoolkit/simple/common/TextExtractor.ExtractorStringBuilder.html" title="class in org.odftoolkit.simple.common">TextExtractor.ExtractorStringBuilder</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#mTextBuilder">mTextBuilder</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected static char</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#NewLineChar">NewLineChar</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected static char</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#TabChar">TabChar</a></strong></code>&nbsp;</td>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#TextExtractor()">TextExtractor</a></strong>()</code>
<div class="block">Default constructor</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#TextExtractor(org.odftoolkit.odfdom.pkg.OdfElement)">TextExtractor</a></strong>(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</code>
<div class="block">Constructor with an ODF element as parameter</div>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#appendElementText(org.odftoolkit.odfdom.pkg.OdfElement)">appendElementText</a></strong>(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;ele)</code>
<div class="block">Append the text content of this element to string buffer.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#getText()">getText</a></strong>()</code>
<div class="block">Return the text content of specified ODF element as a string.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#getText(org.odftoolkit.odfdom.pkg.OdfElement)">getText</a></strong>(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;ele)</code>
<div class="block">Return the text content of a element as String</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/odftoolkit/simple/common/TextExtractor.html" title="class in org.odftoolkit.simple.common">TextExtractor</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#newOdfTextExtractor(org.odftoolkit.odfdom.pkg.OdfElement)">newOdfTextExtractor</a></strong>(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</code>
<div class="block">Create a TextExtractor instance using specified ODF element, which text
content can be extracted by <code>getText()</code>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.pkg.OdfElement)">visit</a></strong>(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of <code>OdfElement</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.dom.element.text.TextHElement)">visit</a></strong>(org.odftoolkit.odfdom.dom.element.text.TextHElement&nbsp;ele)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:h.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.dom.element.text.TextLineBreakElement)">visit</a></strong>(org.odftoolkit.odfdom.dom.element.text.TextLineBreakElement&nbsp;ele)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:linebreak.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.dom.element.text.TextPElement)">visit</a></strong>(org.odftoolkit.odfdom.dom.element.text.TextPElement&nbsp;ele)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:p.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.dom.element.text.TextSElement)">visit</a></strong>(org.odftoolkit.odfdom.dom.element.text.TextSElement&nbsp;ele)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:s.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/odftoolkit/simple/common/TextExtractor.html#visit(org.odftoolkit.odfdom.dom.element.text.TextTabElement)">visit</a></strong>(org.odftoolkit.odfdom.dom.element.text.TextTabElement&nbsp;ele)</code>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:tab.</div>
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<h3>Methods inherited from class&nbsp;org.odftoolkit.odfdom.dom.DefaultElementVisitor</h3>
<code>visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit</code></li>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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<h3>Field Detail</h3>
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<h4>NewLineChar</h4>
<pre>protected static final&nbsp;char NewLineChar</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.odftoolkit.simple.common.TextExtractor.NewLineChar">Constant Field Values</a></dd></dl>
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<h4>TabChar</h4>
<pre>protected static final&nbsp;char TabChar</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../constant-values.html#org.odftoolkit.simple.common.TextExtractor.TabChar">Constant Field Values</a></dd></dl>
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<h4>mTextBuilder</h4>
<pre>protected final&nbsp;<a href="../../../../org/odftoolkit/simple/common/TextExtractor.ExtractorStringBuilder.html" title="class in org.odftoolkit.simple.common">TextExtractor.ExtractorStringBuilder</a> mTextBuilder</pre>
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<a name="TextExtractor()">
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<h4>TextExtractor</h4>
<pre>protected&nbsp;TextExtractor()</pre>
<div class="block">Default constructor</div>
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<h4>TextExtractor</h4>
<pre>protected&nbsp;TextExtractor(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</pre>
<div class="block">Constructor with an ODF element as parameter</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>element</code> - the ODF element whose text would be extracted.</dd></dl>
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<h4>getText</h4>
<pre>public static&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getText(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;ele)</pre>
<div class="block">Return the text content of a element as String</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>ele</code> - the ODF element</dd>
<dt><span class="strong">Returns:</span></dt><dd>the text content of the element</dd></dl>
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<h4>newOdfTextExtractor</h4>
<pre>public static&nbsp;<a href="../../../../org/odftoolkit/simple/common/TextExtractor.html" title="class in org.odftoolkit.simple.common">TextExtractor</a>&nbsp;newOdfTextExtractor(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</pre>
<div class="block">Create a TextExtractor instance using specified ODF element, which text
content can be extracted by <code>getText()</code>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>element</code> - the ODF element whose text will be extracted.</dd>
<dt><span class="strong">Returns:</span></dt><dd>an instance of TextExtractor</dd></dl>
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<h4>getText</h4>
<pre>public&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getText()</pre>
<div class="block">Return the text content of specified ODF element as a string.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the text content as a string</dd></dl>
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<h4>visit</h4>
<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;element)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of <code>OdfElement</code>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code>visit</code>&nbsp;in interface&nbsp;<code>org.odftoolkit.odfdom.pkg.ElementVisitor</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.pkg.OdfElement)</code></dd></dl>
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<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.dom.element.text.TextPElement&nbsp;ele)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:p.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.dom.element.text.TextPElement)</code></dd></dl>
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<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.dom.element.text.TextHElement&nbsp;ele)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:h.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.dom.element.text.TextHElement)</code></dd></dl>
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<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.dom.element.text.TextSElement&nbsp;ele)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:s.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.dom.element.text.TextSElement)</code></dd></dl>
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<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.dom.element.text.TextTabElement&nbsp;ele)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:tab.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.dom.element.text.TextTabElement)</code></dd></dl>
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<pre>public&nbsp;void&nbsp;visit(org.odftoolkit.odfdom.dom.element.text.TextLineBreakElement&nbsp;ele)</pre>
<div class="block">The end users needn't to care of this method, if you don't want to
override the text content handling strategy of text:linebreak.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code>visit</code>&nbsp;in class&nbsp;<code>org.odftoolkit.odfdom.dom.DefaultElementVisitor</code></dd>
<dt><span class="strong">See Also:</span></dt><dd><code>DefaultElementVisitor.visit(org.odftoolkit.odfdom.dom.element.text.TextLineBreakElement)</code></dd></dl>
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<pre>protected&nbsp;void&nbsp;appendElementText(org.odftoolkit.odfdom.pkg.OdfElement&nbsp;ele)</pre>
<div class="block">Append the text content of this element to string buffer.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>ele</code> - the ODF element whose text will be appended.</dd></dl>
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