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<div class="subTitle">org.jgrapht.traverse</div>
<h2 title="Interface GraphIterator" class="title">Interface GraphIterator&lt;V,E&gt;</h2>
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<dt>All Superinterfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>&lt;V&gt;</dd>
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<dl>
<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../org/jgrapht/traverse/AbstractGraphIterator.html" title="class in org.jgrapht.traverse">AbstractGraphIterator</a>, <a href="../../../org/jgrapht/traverse/BreadthFirstIterator.html" title="class in org.jgrapht.traverse">BreadthFirstIterator</a>, <a href="../../../org/jgrapht/traverse/ClosestFirstIterator.html" title="class in org.jgrapht.traverse">ClosestFirstIterator</a>, <a href="../../../org/jgrapht/traverse/CrossComponentIterator.html" title="class in org.jgrapht.traverse">CrossComponentIterator</a>, <a href="../../../org/jgrapht/traverse/DepthFirstIterator.html" title="class in org.jgrapht.traverse">DepthFirstIterator</a>, <a href="../../../org/jgrapht/traverse/TopologicalOrderIterator.html" title="class in org.jgrapht.traverse">TopologicalOrderIterator</a></dd>
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<pre>public interface <span class="strong">GraphIterator&lt;V,E&gt;</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>&lt;V&gt;</pre>
<div class="block">A graph iterator.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Jul 31, 2003</dd>
<dt><span class="strong">Author:</span></dt>
<dd>Barak Naveh</dd></dl>
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<h3>Method Summary</h3>
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<caption><span>Methods</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">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#addTraversalListener(org.jgrapht.event.TraversalListener)">addTraversalListener</a></strong>(<a href="../../../org/jgrapht/event/TraversalListener.html" title="interface in org.jgrapht.event">TraversalListener</a>&lt;<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">V</a>,<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">E</a>&gt;&nbsp;l)</code>
<div class="block">Adds the specified traversal listener to this iterator.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#isCrossComponentTraversal()">isCrossComponentTraversal</a></strong>()</code>
<div class="block">Test whether this iterator is set to traverse the grpah across connected
components.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#isReuseEvents()">isReuseEvents</a></strong>()</code>
<div class="block">Tests whether the <code>reuseEvents</code> flag is set.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#remove()">remove</a></strong>()</code>
<div class="block">Unsupported.</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#removeTraversalListener(org.jgrapht.event.TraversalListener)">removeTraversalListener</a></strong>(<a href="../../../org/jgrapht/event/TraversalListener.html" title="interface in org.jgrapht.event">TraversalListener</a>&lt;<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">V</a>,<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">E</a>&gt;&nbsp;l)</code>
<div class="block">Removes the specified traversal listener from this iterator.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/traverse/GraphIterator.html#setReuseEvents(boolean)">setReuseEvents</a></strong>(boolean&nbsp;reuseEvents)</code>
<div class="block">Sets a value the <code>reuseEvents</code> flag.</div>
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<h3>Methods inherited from interface&nbsp;java.util.<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a></h3>
<code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true#hasNext()" title="class or interface in java.util">hasNext</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true#next()" title="class or interface in java.util">next</a></code></li>
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<h4>isCrossComponentTraversal</h4>
<pre>boolean&nbsp;isCrossComponentTraversal()</pre>
<div class="block">Test whether this iterator is set to traverse the grpah across connected
components.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd><code>true</code> if traverses across connected components,
otherwise <code>false</code>.</dd></dl>
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<h4>setReuseEvents</h4>
<pre>void&nbsp;setReuseEvents(boolean&nbsp;reuseEvents)</pre>
<div class="block">Sets a value the <code>reuseEvents</code> flag. If the <code>
reuseEvents</code> flag is set to <code>true</code> this class will reuse
previously fired events and will not create a new object for each event.
This option increases performance but should be used with care,
especially in multithreaded environment.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>reuseEvents</code> - whether to reuse previously fired event objects
instead of creating a new event object for each event.</dd></dl>
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<h4>isReuseEvents</h4>
<pre>boolean&nbsp;isReuseEvents()</pre>
<div class="block">Tests whether the <code>reuseEvents</code> flag is set. If the flag is
set to <code>true</code> this class will reuse previously fired events
and will not create a new object for each event. This option increases
performance but should be used with care, especially in multithreaded
environment.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the value of the <code>reuseEvents</code> flag.</dd></dl>
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<h4>addTraversalListener</h4>
<pre>void&nbsp;addTraversalListener(<a href="../../../org/jgrapht/event/TraversalListener.html" title="interface in org.jgrapht.event">TraversalListener</a>&lt;<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">V</a>,<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">E</a>&gt;&nbsp;l)</pre>
<div class="block">Adds the specified traversal listener to this iterator.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>l</code> - the traversal listener to be added.</dd></dl>
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<h4>remove</h4>
<pre>void&nbsp;remove()</pre>
<div class="block">Unsupported.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true#remove()" title="class or interface in java.util">remove</a></code>&nbsp;in interface&nbsp;<code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a>&lt;<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">V</a>&gt;</code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></code></dd></dl>
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<h4>removeTraversalListener</h4>
<pre>void&nbsp;removeTraversalListener(<a href="../../../org/jgrapht/event/TraversalListener.html" title="interface in org.jgrapht.event">TraversalListener</a>&lt;<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">V</a>,<a href="../../../org/jgrapht/traverse/GraphIterator.html" title="type parameter in GraphIterator">E</a>&gt;&nbsp;l)</pre>
<div class="block">Removes the specified traversal listener from this iterator.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>l</code> - the traversal listener to be removed.</dd></dl>
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