basicdirectededge.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

<DL>
<DD>Returns the out node.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html#getNodeB()">getNodeB</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The B node.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/Edge.html#getNodeB()"><CODE>Edge.getNodeB()</CODE></A></DL>
</DD>
</DL>
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<A NAME="getOtherNode(org.geotools.graph.structure.Node)"><!-- --></A><H3>
getOtherNode</H3>
<PRE>
public <A HREF="../../../../../org/geotools/graph/structure/Node.html" title="interface in org.geotools.graph.structure">Node</A> <B>getOtherNode</B>(<A HREF="../../../../../org/geotools/graph/structure/Node.html" title="interface in org.geotools.graph.structure">Node</A>&nbsp;node)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></B></DD>
<DD>Returns one of the two nodes of an edge. If the specified node is node A, 
 then node B is returned, and vice versa.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html#getOtherNode(org.geotools.graph.structure.Node)">getOtherNode</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>node</CODE> - The node opposite of the node to return.
<DT><B>Returns:</B><DD>Node A if node B is specified, node B if node A is specified.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/Edge.html#getOtherNode(org.geotools.graph.structure.Node)"><CODE>Edge.getOtherNode(Node)</CODE></A></DL>
</DD>
</DL>
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<A NAME="reverse()"><!-- --></A><H3>
reverse</H3>
<PRE>
public void <B>reverse</B>()</PRE>
<DL>
<DD>Removes the edge from the out list of the in node and from the in list of
 the out node. Nodes are switched and then the edge is added to the in list
 of the new out node, and to the out list of the new in node.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html#reverse()">reverse</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/Edge.html#reverse()"><CODE>Edge.reverse()</CODE></A></DL>
</DD>
</DL>
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<A NAME="getRelated()"><!-- --></A><H3>
getRelated</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Iterator.html" title="class or interface in java.util">Iterator</A> <B>getRelated</B>()</PRE>
<DL>
<DD>Returns an iterator over all edges incident to both the in and out nodes.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/Graphable.html#getRelated()">getRelated</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/Graphable.html" title="interface in org.geotools.graph.structure">Graphable</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Iterator An iterator over other components of the graph that 
 are related to the component.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/Graphable.html#getRelated()"><CODE>Graphable.getRelated()</CODE></A></DL>
</DD>
</DL>
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<A NAME="getInRelated()"><!-- --></A><H3>
getInRelated</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Iterator.html" title="class or interface in java.util">Iterator</A> <B>getInRelated</B>()</PRE>
<DL>
<DD>Returns an iterator over the in edges of the in node.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html#getInRelated()">getInRelated</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html" title="interface in org.geotools.graph.structure">DirectedGraphable</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>An iterator over the other directed components related through an 
 in relationship.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html#getInRelated()"><CODE>DirectedGraphable.getInRelated()</CODE></A></DL>
</DD>
</DL>
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<A NAME="getOutRelated()"><!-- --></A><H3>
getOutRelated</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Iterator.html" title="class or interface in java.util">Iterator</A> <B>getOutRelated</B>()</PRE>
<DL>
<DD>Returns an iterator over the out edges of the out node.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html#getOutRelated()">getOutRelated</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html" title="interface in org.geotools.graph.structure">DirectedGraphable</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>An iterator over the other directed components related through an 
 out relationship.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/DirectedGraphable.html#getOutRelated()"><CODE>DirectedGraphable.getOutRelated()</CODE></A></DL>
</DD>
</DL>
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<A NAME="compareNodes(org.geotools.graph.structure.Edge)"><!-- --></A><H3>
compareNodes</H3>
<PRE>
public int <B>compareNodes</B>(<A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A>&nbsp;other)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></B></DD>
<DD>Compares the node orientation of the edge with another edge.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html#compareNodes(org.geotools.graph.structure.Edge)">compareNodes</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/graph/structure/Edge.html" title="interface in org.geotools.graph.structure">Edge</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>EQUAL_NODE_ORIENTATION : both nodes are equal in the correct order.
 		     UNEQUAL_NODE_ORIENTATION: both nodes are not equal
 				 OPPOSITE_NODE_ORIENTATION : both nodes are equal in opposite order.<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/graph/structure/Edge.html#compareNodes(org.geotools.graph.structure.Edge)"><CODE>Edge.compareNodes(Edge)</CODE></A></DL>
</DD>
</DL>
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