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DungeonGenerator/javadoc/org/jgrapht/graph/GraphUnion.html

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<div class="subTitle">org.jgrapht.graph</div>
<h2 title="Class GraphUnion" class="title">Class GraphUnion&lt;V,E,G extends <a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;V,E&gt;&gt;</h2>
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<ul class="inheritance">
<li><a href="../../../org/jgrapht/graph/AbstractGraph.html" title="class in org.jgrapht.graph">org.jgrapht.graph.AbstractGraph</a>&lt;V,E&gt;</li>
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<ul class="inheritance">
<li>org.jgrapht.graph.GraphUnion&lt;V,E,G&gt;</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;V,E&gt;</dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../org/jgrapht/graph/DirectedGraphUnion.html" title="class in org.jgrapht.graph">DirectedGraphUnion</a>, <a href="../../../org/jgrapht/graph/MixedGraphUnion.html" title="class in org.jgrapht.graph">MixedGraphUnion</a>, <a href="../../../org/jgrapht/graph/UndirectedGraphUnion.html" title="class in org.jgrapht.graph">UndirectedGraphUnion</a></dd>
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<pre>public class <span class="strong">GraphUnion&lt;V,E,G extends <a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;V,E&gt;&gt;</span>
extends <a href="../../../org/jgrapht/graph/AbstractGraph.html" title="class in org.jgrapht.graph">AbstractGraph</a>&lt;V,E&gt;
implements <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block"><p>Read-only union of two graphs: G<sub>1</sub> and G<sub>2</sub>. If
G<sub>1</sub> = (V<sub>1</sub>, E<sub>1</sub>) and G<sub>2</sub> =
(V<sub>2</sub>, E<sub>2</sub>) then their union G = (V, E), where V is the
union of V<sub>1</sub> and V<sub>2</sub>, and E is the union of E<sub>1</sub>
and E<sub>1</sub>.</p>
<p><tt>GraphUnion</tt> implements <tt>Graph</tt> interface. <tt>
GraphUnion</tt> uses <tt>WeightCombiner</tt> to choose policy for calculating
edge weight.</p></div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../serialized-form.html#org.jgrapht.graph.GraphUnion">Serialized Form</a></dd></dl>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#GraphUnion(G,%20G)">GraphUnion</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g1,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g2)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#GraphUnion(G,%20G,%20org.jgrapht.util.WeightCombiner)">GraphUnion</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g1,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g2,
<a href="../../../org/jgrapht/util/WeightCombiner.html" title="interface in org.jgrapht.util">WeightCombiner</a>&nbsp;operator)</code>&nbsp;</td>
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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><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#addEdge(V,%20V)">addEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#addEdge(V,%20V,%20E)">addEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#addVertex(V)">addVertex</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#containsEdge(E)">containsEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Returns <tt>true</tt> if this graph contains the specified edge.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#containsVertex(V)">containsVertex</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</code>
<div class="block">Returns <tt>true</tt> if this graph contains the specified vertex.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#edgeSet()">edgeSet</a></strong>()</code>
<div class="block">Returns a set of the edges contained in this graph.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#edgesOf(V)">edgesOf</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;vertex)</code>
<div class="block">Returns a set of all edges touching the specified vertex.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getAllEdges(V,%20V)">getAllEdges</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</code>
<div class="block">Returns a set of all edges connecting source vertex to target vertex if
such vertices exist in this graph.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getEdge(V,%20V)">getEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</code>
<div class="block">Returns an edge connecting source vertex to target vertex if such
vertices and such edge exist in this graph.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/EdgeFactory.html" title="interface in org.jgrapht">EdgeFactory</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getEdgeFactory()">getEdgeFactory</a></strong>()</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getEdgeSource(E)">getEdgeSource</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Returns the source vertex of an edge.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getEdgeTarget(E)">getEdgeTarget</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Returns the target vertex of an edge.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getEdgeWeight(E)">getEdgeWeight</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Returns the weight assigned to a given edge.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getG1()">getG1</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#getG2()">getG2</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#removeEdge(E)">removeEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#removeEdge(V,%20V)">removeEdge</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#removeVertex(V)">removeVertex</a></strong>(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</code>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../org/jgrapht/graph/GraphUnion.html#vertexSet()">vertexSet</a></strong>()</code>
<div class="block">Returns a set of the vertices contained in this graph.</div>
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<h3>Methods inherited from class&nbsp;org.jgrapht.graph.<a href="../../../org/jgrapht/graph/AbstractGraph.html" title="class in org.jgrapht.graph">AbstractGraph</a></h3>
<code><a href="../../../org/jgrapht/graph/AbstractGraph.html#assertVertexExist(V)">assertVertexExist</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#containsEdge(V,%20V)">containsEdge</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#equals(java.lang.Object)">equals</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#hashCode()">hashCode</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#removeAllEdges(java.util.Collection)">removeAllEdges</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#removeAllEdges(E[])">removeAllEdges</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#removeAllEdges(V,%20V)">removeAllEdges</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#removeAllVertices(java.util.Collection)">removeAllVertices</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#toString()">toString</a>, <a href="../../../org/jgrapht/graph/AbstractGraph.html#toStringFromSets(java.util.Collection,%20java.util.Collection,%20boolean)">toStringFromSets</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.<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></h3>
<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#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#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#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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<a name="GraphUnion(org.jgrapht.Graph,org.jgrapht.Graph,org.jgrapht.util.WeightCombiner)">
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<pre>public&nbsp;GraphUnion(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g1,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g2,
<a href="../../../org/jgrapht/util/WeightCombiner.html" title="interface in org.jgrapht.util">WeightCombiner</a>&nbsp;operator)</pre>
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<pre>public&nbsp;GraphUnion(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g1,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;g2)</pre>
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<a name="getAllEdges(java.lang.Object,java.lang.Object)">
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<h4>getAllEdges</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;&nbsp;getAllEdges(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#getAllEdges(V,%20V)">Graph</a></code></strong></div>
<div class="block">Returns a set of all edges connecting source vertex to target vertex if
such vertices exist in this graph. If any of the vertices does not exist
or is <code>null</code>, returns <code>null</code>. If both vertices
exist but no edges found, returns an empty set.
<p>In undirected graphs, some of the returned edges may have their source
and target vertices in the opposite order. In simple graphs the returned
set is either singleton set or empty set.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getAllEdges(V,%20V)">getAllEdges</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sourceVertex</code> - source vertex of the edge.</dd><dd><code>targetVertex</code> - target vertex of the edge.</dd>
<dt><span class="strong">Returns:</span></dt><dd>a set of all edges connecting source vertex to target vertex.</dd></dl>
</li>
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<h4>getEdge</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;getEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#getEdge(V,%20V)">Graph</a></code></strong></div>
<div class="block">Returns an edge connecting source vertex to target vertex if such
vertices and such edge exist in this graph. Otherwise returns <code>
null</code>. If any of the specified vertices is <code>null</code>
returns <code>null</code>
<p>In undirected graphs, the returned edge may have its source and target
vertices in the opposite order.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getEdge(V,%20V)">getEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sourceVertex</code> - source vertex of the edge.</dd><dd><code>targetVertex</code> - target vertex of the edge.</dd>
<dt><span class="strong">Returns:</span></dt><dd>an edge connecting source vertex to target vertex.</dd></dl>
</li>
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<h4>getEdgeFactory</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/EdgeFactory.html" title="interface in org.jgrapht">EdgeFactory</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;&nbsp;getEdgeFactory()</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getEdgeFactory()">getEdgeFactory</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>the edge factory using which this graph creates new edges.</dd></dl>
</li>
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<h4>addEdge</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;addEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#addEdge(V,%20V)">addEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sourceVertex</code> - source vertex of the edge.</dd><dd><code>targetVertex</code> - target vertex of the edge.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The newly created edge if added to the graph, otherwise <code>
null</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/jgrapht/Graph.html#getEdgeFactory()"><code>Graph.getEdgeFactory()</code></a></dd></dl>
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<pre>public&nbsp;boolean&nbsp;addEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#addEdge(V,%20V,%20E)">addEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sourceVertex</code> - source vertex of the edge.</dd><dd><code>targetVertex</code> - target vertex of the edge.</dd><dd><code>e</code> - edge to be added to this graph.</dd>
<dt><span class="strong">Returns:</span></dt><dd><tt>true</tt> if this graph did not already contain the specified
edge.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/jgrapht/Graph.html#addEdge(V,%20V)"><code>Graph.addEdge(Object, Object)</code></a>,
<a href="../../../org/jgrapht/Graph.html#getEdgeFactory()"><code>Graph.getEdgeFactory()</code></a></dd></dl>
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<pre>public&nbsp;boolean&nbsp;addVertex(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#addVertex(V)">addVertex</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - vertex to be added to this graph.</dd>
<dt><span class="strong">Returns:</span></dt><dd><tt>true</tt> if this graph did not already contain the specified
vertex.</dd></dl>
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<h4>containsEdge</h4>
<pre>public&nbsp;boolean&nbsp;containsEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#containsEdge(E)">Graph</a></code></strong></div>
<div class="block">Returns <tt>true</tt> if this graph contains the specified edge. More
formally, returns <tt>true</tt> if and only if this graph contains an
edge <code>e2</code> such that <code>e.equals(e2)</code>. If the
specified edge is <code>null</code> returns <code>false</code>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#containsEdge(E)">containsEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>e</code> - edge whose presence in this graph is to be tested.</dd>
<dt><span class="strong">Returns:</span></dt><dd><tt>true</tt> if this graph contains the specified edge.</dd></dl>
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<pre>public&nbsp;boolean&nbsp;containsVertex(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#containsVertex(V)">Graph</a></code></strong></div>
<div class="block">Returns <tt>true</tt> if this graph contains the specified vertex. More
formally, returns <tt>true</tt> if and only if this graph contains a
vertex <code>u</code> such that <code>u.equals(v)</code>. If the
specified vertex is <code>null</code> returns <code>false</code>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#containsVertex(V)">containsVertex</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - vertex whose presence in this graph is to be tested.</dd>
<dt><span class="strong">Returns:</span></dt><dd><tt>true</tt> if this graph contains the specified vertex.</dd></dl>
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<h4>edgeSet</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;&nbsp;edgeSet()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#edgeSet()">Graph</a></code></strong></div>
<div class="block">Returns a set of the edges contained in this graph. The set is backed by
the graph, so changes to the graph are reflected in the set. If the graph
is modified while an iteration over the set is in progress, the results
of the iteration are undefined.
<p>The graph implementation may maintain a particular set ordering (e.g.
via <a href="http://docs.oracle.com/javase/7/docs/api/java/util/LinkedHashSet.html?is-external=true" title="class or interface in java.util"><code>LinkedHashSet</code></a>) for deterministic iteration, but
this is not required. It is the responsibility of callers who rely on
this behavior to only use graph implementations which support it.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#edgeSet()">edgeSet</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>a set of the edges contained in this graph.</dd></dl>
</li>
</ul>
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<h4>edgesOf</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;&nbsp;edgesOf(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;vertex)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#edgesOf(V)">Graph</a></code></strong></div>
<div class="block">Returns a set of all edges touching the specified vertex. If no edges are
touching the specified vertex returns an empty set.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#edgesOf(V)">edgesOf</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>vertex</code> - the vertex for which a set of touching edges is to be
returned.</dd>
<dt><span class="strong">Returns:</span></dt><dd>a set of all edges touching the specified vertex.</dd></dl>
</li>
</ul>
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<h4>removeEdge</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;removeEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;sourceVertex,
<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;targetVertex)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#removeEdge(V,%20V)">removeEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>sourceVertex</code> - source vertex of the edge.</dd><dd><code>targetVertex</code> - target vertex of the edge.</dd>
<dt><span class="strong">Returns:</span></dt><dd>The removed edge, or <code>null</code> if no edge removed.</dd></dl>
</li>
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<h4>removeEdge</h4>
<pre>public&nbsp;boolean&nbsp;removeEdge(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#removeEdge(E)">removeEdge</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>e</code> - edge to be removed from this graph, if present.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>true</code> if and only if the graph contained the
specified edge.</dd></dl>
</li>
</ul>
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<pre>public&nbsp;boolean&nbsp;removeVertex(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;v)</pre>
<div class="block">Throws <tt>UnsupportedOperationException</tt>, because <tt>
GraphUnion</tt> is read-only.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#removeVertex(V)">removeVertex</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - vertex to be removed from this graph, if present.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the graph contained the specified vertex;
<code>false</code> otherwise.</dd></dl>
</li>
</ul>
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<h4>vertexSet</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&gt;&nbsp;vertexSet()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#vertexSet()">Graph</a></code></strong></div>
<div class="block">Returns a set of the vertices contained in this graph. The set is backed
by the graph, so changes to the graph are reflected in the set. If the
graph is modified while an iteration over the set is in progress, the
results of the iteration are undefined.
<p>The graph implementation may maintain a particular set ordering (e.g.
via <a href="http://docs.oracle.com/javase/7/docs/api/java/util/LinkedHashSet.html?is-external=true" title="class or interface in java.util"><code>LinkedHashSet</code></a>) for deterministic iteration, but
this is not required. It is the responsibility of callers who rely on
this behavior to only use graph implementations which support it.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#vertexSet()">vertexSet</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>a set view of the vertices contained in this graph.</dd></dl>
</li>
</ul>
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<h4>getEdgeSource</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;getEdgeSource(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#getEdgeSource(E)">Graph</a></code></strong></div>
<div class="block">Returns the source vertex of an edge. For an undirected graph, source and
target are distinguishable designations (but without any mathematical
meaning).</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getEdgeSource(E)">getEdgeSource</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>e</code> - edge of interest</dd>
<dt><span class="strong">Returns:</span></dt><dd>source vertex</dd></dl>
</li>
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<h4>getEdgeTarget</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>&nbsp;getEdgeTarget(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#getEdgeTarget(E)">Graph</a></code></strong></div>
<div class="block">Returns the target vertex of an edge. For an undirected graph, source and
target are distinguishable designations (but without any mathematical
meaning).</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getEdgeTarget(E)">getEdgeTarget</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>e</code> - edge of interest</dd>
<dt><span class="strong">Returns:</span></dt><dd>target vertex</dd></dl>
</li>
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<h4>getEdgeWeight</h4>
<pre>public&nbsp;double&nbsp;getEdgeWeight(<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&nbsp;e)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../org/jgrapht/Graph.html#getEdgeWeight(E)">Graph</a></code></strong></div>
<div class="block">Returns the weight assigned to a given edge. Unweighted graphs return 1.0
(as defined by <a href="../../../org/jgrapht/WeightedGraph.html#DEFAULT_EDGE_WEIGHT"><code>WeightedGraph.DEFAULT_EDGE_WEIGHT</code></a>), allowing
weighted-graph algorithms to apply to them where meaningful.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../org/jgrapht/Graph.html#getEdgeWeight(E)">getEdgeWeight</a></code>&nbsp;in interface&nbsp;<code><a href="../../../org/jgrapht/Graph.html" title="interface in org.jgrapht">Graph</a>&lt;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">V</a>,<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">E</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>e</code> - edge of interest</dd>
<dt><span class="strong">Returns:</span></dt><dd>edge weight</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/jgrapht/WeightedGraph.html" title="interface in org.jgrapht"><code>WeightedGraph</code></a></dd></dl>
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<h4>getG1</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;getG1()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>G<sub>1</sub></dd></dl>
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<h4>getG2</h4>
<pre>public&nbsp;<a href="../../../org/jgrapht/graph/GraphUnion.html" title="type parameter in GraphUnion">G</a>&nbsp;getG2()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>G<sub>2</sub></dd></dl>
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