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<div class="subTitle">org.jgrapht.generate</div>
<h2 title="Class RandomGraphGenerator" class="title">Class RandomGraphGenerator&lt;V,E&gt;</h2>
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<li>org.jgrapht.generate.RandomGraphGenerator&lt;V,E&gt;</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../org/jgrapht/generate/GraphGenerator.html" title="interface in org.jgrapht.generate">GraphGenerator</a>&lt;V,E,V&gt;</dd>
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<pre>public class <span class="strong">RandomGraphGenerator&lt;V,E&gt;</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../org/jgrapht/generate/GraphGenerator.html" title="interface in org.jgrapht.generate">GraphGenerator</a>&lt;V,E,V&gt;</pre>
<div class="block">This Generator creates a random-topology graph of a specified number of
vertexes and edges. An instance of this generator will always return the same
graph-topology in calls to generateGraph(). The vertexes can be different
(depends on the VertexFactory implementation)
<p>However, two instances which use the same constructor parameters will
produce two different random graphs (note: as with any random generator,
there is always a small possibility that two instances will create the same
results).</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Aug 6, 2005</dd>
<dt><span class="strong">Author:</span></dt>
<dd>Assaf Lehr</dd></dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.DefaultEdgeTopologyFactory.html" title="class in org.jgrapht.generate">RandomGraphGenerator.DefaultEdgeTopologyFactory</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.DefaultEdgeTopologyFactory.html" title="type parameter in RandomGraphGenerator.DefaultEdgeTopologyFactory">VV</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.DefaultEdgeTopologyFactory.html" title="type parameter in RandomGraphGenerator.DefaultEdgeTopologyFactory">EE</a>&gt;</strong></code>
<div class="block">Default implementation of the EdgeTopologyFactory interface.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.EdgeTopologyFactory.html" title="interface in org.jgrapht.generate">RandomGraphGenerator.EdgeTopologyFactory</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.EdgeTopologyFactory.html" title="type parameter in RandomGraphGenerator.EdgeTopologyFactory">VV</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.EdgeTopologyFactory.html" title="type parameter in RandomGraphGenerator.EdgeTopologyFactory">EE</a>&gt;</strong></code>
<div class="block">This class is used to generate the edge topology for a graph.</div>
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<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#numOfEdges">numOfEdges</a></strong></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#numOfVertexes">numOfVertexes</a></strong></code>&nbsp;</td>
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<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#randomizer">randomizer</a></strong></code>&nbsp;</td>
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<td class="colOne"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#RandomGraphGenerator(int,%20int)">RandomGraphGenerator</a></strong>(int&nbsp;aNumOfVertexes,
int&nbsp;aNumOfEdges)</code>&nbsp;</td>
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<td class="colOne"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#RandomGraphGenerator(int,%20int,%20long)">RandomGraphGenerator</a></strong>(int&nbsp;aNumOfVertexes,
int&nbsp;aNumOfEdges,
long&nbsp;seed)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#generateGraph(org.jgrapht.Graph,%20org.jgrapht.VertexFactory,%20java.util.Map)">generateGraph</a></strong>(<a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">E</a>&gt;&nbsp;target,
<a href="../../../org/jgrapht/VertexFactory.html" title="interface in org.jgrapht">VertexFactory</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>&gt;&nbsp;vertexFactory,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>&gt;&nbsp;resultMap)</code>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/generate/RandomGraphGenerator.html#getRandomSeed()">getRandomSeed</a></strong>()</code>&nbsp;</td>
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<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/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://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
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<h4>numOfVertexes</h4>
<pre>protected&nbsp;int numOfVertexes</pre>
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<h4>numOfEdges</h4>
<pre>protected&nbsp;int numOfEdges</pre>
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<h4>randomizer</h4>
<pre>protected&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a> randomizer</pre>
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<pre>public&nbsp;RandomGraphGenerator(int&nbsp;aNumOfVertexes,
int&nbsp;aNumOfEdges)</pre>
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<pre>public&nbsp;RandomGraphGenerator(int&nbsp;aNumOfVertexes,
int&nbsp;aNumOfEdges,
long&nbsp;seed)</pre>
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<h4>getRandomSeed</h4>
<pre>public&nbsp;long&nbsp;getRandomSeed()</pre>
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<h4>generateGraph</h4>
<pre>public&nbsp;void&nbsp;generateGraph(<a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">E</a>&gt;&nbsp;target,
<a href="../../../org/jgrapht/VertexFactory.html" title="interface in org.jgrapht">VertexFactory</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>&gt;&nbsp;vertexFactory,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>&gt;&nbsp;resultMap)</pre>
<div class="block">(non-Javadoc)</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/generate/GraphGenerator.html#generateGraph(org.jgrapht.Graph,%20org.jgrapht.VertexFactory,%20java.util.Map)">generateGraph</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/generate/GraphGenerator.html" title="interface in org.jgrapht.generate">GraphGenerator</a>&lt;<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">E</a>,<a href="../../../org/jgrapht/generate/RandomGraphGenerator.html" title="type parameter in RandomGraphGenerator">V</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>target</code> - receives the generated edges and vertices; if this is
non-empty on entry, the result will be a disconnected graph since
generated elements will not be connected to existing elements</dd><dd><code>vertexFactory</code> - called to produce new vertices</dd><dd><code>resultMap</code> - if non-null, receives implementation-specific mappings
from String roles to graph elements (or collections of graph elements)</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the aNumOfEdges passed in the
constructor, cannot be created on a graph of the concrete type with
aNumOfVertexes.
org.jgrapht.generate.RandomGraphGenerator.DefaultEdgeTopologyFactory#isNumberOfEdgesValid(org.jgrapht.Graph,
int)</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/jgrapht/generate/GraphGenerator.html#generateGraph(org.jgrapht.Graph,%20org.jgrapht.VertexFactory,%20java.util.Map)"><code>GraphGenerator.generateGraph(Graph, VertexFactory, Map)</code></a></dd></dl>
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