Class LinkedDirectedGraph<N,E>
- java.lang.Object
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- com.google.javascript.jscomp.graph.Graph<N,E>
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- com.google.javascript.jscomp.graph.DiGraph<N,E>
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- com.google.javascript.jscomp.graph.LinkedDirectedGraph<N,E>
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- Type Parameters:
N- Value type that the graph node stores.E- Value type that the graph edge stores.
- All Implemented Interfaces:
AdjacencyGraph<N,E>,GraphvizGraph
- Direct Known Subclasses:
ControlFlowGraph
public class LinkedDirectedGraph<N,E> extends DiGraph<N,E> implements GraphvizGraph
A directed graph using linked list within nodes to store edge information.This implementation favors directed graph operations inherited from
DirectedGraph. Operations fromGraphwould tends to be slower.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classLinkedDirectedGraph.LinkedDiGraphEdge<N,E>A directed graph edge that stores the source and destination nodes at each edge.static classLinkedDirectedGraph.LinkedDiGraphNode<N,E>A directed graph node that stores outgoing edges and incoming edges as an list within the node itself.-
Nested classes/interfaces inherited from class com.google.javascript.jscomp.graph.DiGraph
DiGraph.DiGraphEdge<N,E>, DiGraph.DiGraphNode<N,E>
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Nested classes/interfaces inherited from class com.google.javascript.jscomp.graph.Graph
Graph.GraphEdge<N,E>
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Nested classes/interfaces inherited from interface com.google.javascript.jscomp.graph.GraphvizGraph
GraphvizGraph.GraphvizEdge, GraphvizGraph.GraphvizNode
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Field Summary
Fields Modifier and Type Field Description protected java.util.Map<N,LinkedDirectedGraph.LinkedDiGraphNode<N,E>>nodes
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Constructor Summary
Constructors Modifier Constructor Description protectedLinkedDirectedGraph(boolean useNodeAnnotations, boolean useEdgeAnnotations)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description voidconnect(DiGraph.DiGraphNode<N,E> src, E edgeValue, DiGraph.DiGraphNode<N,E> dest)DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNode available.voidconnect(N srcValue, E edgeValue, N destValue)Connects two nodes in the graph with an edge.voidconnectIfNotConnectedInDirection(N srcValue, E edgeValue, N destValue)DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNode available.static <N,E>
LinkedDirectedGraph<N,E>create()LinkedDirectedGraph.LinkedDiGraphNode<N,E>createNode(N nodeValue)Gets a node from the graph given a value.static <N,E>
LinkedDirectedGraph<N,E>createWithoutAnnotations()voiddisconnect(N n1, N n2)Disconnects two nodes in the graph by removing all edges between them.voiddisconnectInDirection(N srcValue, N destValue)Disconnects all edges from n1 to n2.java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>>getDirectedPredNodes(DiGraph.DiGraphNode<N,E> dNode)java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>>getDirectedPredNodes(N nodeValue)java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>>getDirectedSuccNodes(DiGraph.DiGraphNode<N,E> dNode)java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>>getDirectedSuccNodes(N nodeValue)java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>>getEdges()Gets an immutable list of all edges.java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>>getEdges(N n1, N n2)Retrieves an edge from the graph.java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>>getEdgesInDirection(N n1, N n2)Graph.GraphEdge<N,E>getFirstEdge(N n1, N n2)Retrieves any edge from the graph.java.util.List<GraphvizGraph.GraphvizEdge>getGraphvizEdges()Retrieve a list of edges in the graph.java.util.List<GraphvizGraph.GraphvizNode>getGraphvizNodes()Retrieve a list of nodes in the graph.java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>>getInEdges(N nodeValue)Gets an immutable list of in edges of the given node.java.lang.StringgetName()Name of the graph.java.util.List<GraphNode<N,E>>getNeighborNodes(N value)Gets the neighboring nodes.LinkedDirectedGraph.LinkedDiGraphNode<N,E>getNode(N nodeValue)Gets a node from the graph given a value.intgetNodeCount()intgetNodeDegree(N value)Gets the degree of a node.java.util.Collection<LinkedDirectedGraph.LinkedDiGraphNode<N,E>>getNodes()Gets an immutable list of all nodes.java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>>getOutEdges(N nodeValue)Gets an immutable list of out edges of the given node.booleanisConnectedInDirection(LinkedDirectedGraph.LinkedDiGraphNode<N,E> dNode1, com.google.common.base.Predicate<E> edgeMatcher, LinkedDirectedGraph.LinkedDiGraphNode<N,E> dNode2)DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNodes available.booleanisConnectedInDirection(N n1, E edgeValue, N n2)DiGraphNode look ups can be expensive for a large graph operation, prefer the version below that takes DiGraphNodes, if you have them available.booleanisConnectedInDirection(N n1, N n2)DiGraphNode look ups can be expensive for a large graph operation, prefer the version below that takes DiGraphNodes, if you have them available.booleanisDirected()Graph type.SubGraph<N,E>newSubGraph()Returns an empty SubGraph for this Graph.-
Methods inherited from class com.google.javascript.jscomp.graph.DiGraph
isConnected, isConnected
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Methods inherited from class com.google.javascript.jscomp.graph.Graph
clearEdgeAnnotations, clearNodeAnnotations, connectIfNotFound, getWeight, hasNode, popEdgeAnnotations, popNodeAnnotations, pushEdgeAnnotations, pushNodeAnnotations
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Field Detail
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nodes
protected final java.util.Map<N,LinkedDirectedGraph.LinkedDiGraphNode<N,E>> nodes
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Method Detail
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newSubGraph
public SubGraph<N,E> newSubGraph()
Description copied from interface:AdjacencyGraphReturns an empty SubGraph for this Graph.- Specified by:
newSubGraphin interfaceAdjacencyGraph<N,E>
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createWithoutAnnotations
public static <N,E> LinkedDirectedGraph<N,E> createWithoutAnnotations()
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create
public static <N,E> LinkedDirectedGraph<N,E> create()
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connect
public void connect(N srcValue, E edgeValue, N destValue)
Description copied from class:GraphConnects two nodes in the graph with an edge.
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connect
public void connect(DiGraph.DiGraphNode<N,E> src, E edgeValue, DiGraph.DiGraphNode<N,E> dest)
DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNode available.
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connectIfNotConnectedInDirection
public void connectIfNotConnectedInDirection(N srcValue, E edgeValue, N destValue)
DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNode available.
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disconnect
public void disconnect(N n1, N n2)
Description copied from class:GraphDisconnects two nodes in the graph by removing all edges between them.- Specified by:
disconnectin classGraph<N,E>- Parameters:
n1- First node.n2- Second node.
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disconnectInDirection
public void disconnectInDirection(N srcValue, N destValue)
Description copied from class:DiGraphDisconnects all edges from n1 to n2.- Specified by:
disconnectInDirectionin classDiGraph<N,E>- Parameters:
srcValue- Source node.destValue- Destination node.
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getNodes
public java.util.Collection<LinkedDirectedGraph.LinkedDiGraphNode<N,E>> getNodes()
Description copied from class:GraphGets an immutable list of all nodes.
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getNode
public LinkedDirectedGraph.LinkedDiGraphNode<N,E> getNode(N nodeValue)
Description copied from interface:AdjacencyGraphGets a node from the graph given a value. Values equality are compared usingObject.equals.
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getInEdges
public java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>> getInEdges(N nodeValue)
Description copied from class:DiGraphGets an immutable list of in edges of the given node.- Specified by:
getInEdgesin classDiGraph<N,E>
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getOutEdges
public java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>> getOutEdges(N nodeValue)
Description copied from class:DiGraphGets an immutable list of out edges of the given node.- Specified by:
getOutEdgesin classDiGraph<N,E>
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createNode
public LinkedDirectedGraph.LinkedDiGraphNode<N,E> createNode(N nodeValue)
Description copied from class:GraphGets a node from the graph given a value. New nodes are created if that value has not been assigned a graph node. Values equality are compared usingObject.equals.- Specified by:
createNodein classDiGraph<N,E>- Parameters:
nodeValue- The node's value.- Returns:
- The corresponding node in the graph.
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getEdges
public java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>> getEdges(N n1, N n2)
Description copied from class:GraphRetrieves an edge from the graph.
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getEdges
public java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>> getEdges()
Description copied from class:GraphGets an immutable list of all edges.
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getFirstEdge
public Graph.GraphEdge<N,E> getFirstEdge(N n1, N n2)
Description copied from class:GraphRetrieves any edge from the graph.- Specified by:
getFirstEdgein classGraph<N,E>- Parameters:
n1- Node one.n2- Node two.- Returns:
- The first edges between those two values in the graph. null if there are none.
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getEdgesInDirection
public java.util.List<LinkedDirectedGraph.LinkedDiGraphEdge<N,E>> getEdgesInDirection(N n1, N n2)
- Specified by:
getEdgesInDirectionin classDiGraph<N,E>
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isConnectedInDirection
public boolean isConnectedInDirection(N n1, N n2)
DiGraphNode look ups can be expensive for a large graph operation, prefer the version below that takes DiGraphNodes, if you have them available.- Specified by:
isConnectedInDirectionin classDiGraph<N,E>- Parameters:
n1- Node 1.n2- Node 2.- Returns:
trueif the graph contains edge from n1 to n2.
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isConnectedInDirection
public boolean isConnectedInDirection(N n1, E edgeValue, N n2)
DiGraphNode look ups can be expensive for a large graph operation, prefer the version below that takes DiGraphNodes, if you have them available.- Specified by:
isConnectedInDirectionin classDiGraph<N,E>- Parameters:
n1- Node 1.edgeValue- edge value tagn2- Node 2.- Returns:
trueif the edge exists.
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isConnectedInDirection
public boolean isConnectedInDirection(LinkedDirectedGraph.LinkedDiGraphNode<N,E> dNode1, com.google.common.base.Predicate<E> edgeMatcher, LinkedDirectedGraph.LinkedDiGraphNode<N,E> dNode2)
DiGraphNode look ups can be expensive for a large graph operation, prefer this method if you have the DiGraphNodes available.
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getDirectedPredNodes
public java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>> getDirectedPredNodes(N nodeValue)
- Specified by:
getDirectedPredNodesin classDiGraph<N,E>
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getDirectedPredNodes
public java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>> getDirectedPredNodes(DiGraph.DiGraphNode<N,E> dNode)
- Specified by:
getDirectedPredNodesin classDiGraph<N,E>
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getDirectedSuccNodes
public java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>> getDirectedSuccNodes(N nodeValue)
- Specified by:
getDirectedSuccNodesin classDiGraph<N,E>
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getDirectedSuccNodes
public java.util.List<LinkedDirectedGraph.LinkedDiGraphNode<N,E>> getDirectedSuccNodes(DiGraph.DiGraphNode<N,E> dNode)
- Specified by:
getDirectedSuccNodesin classDiGraph<N,E>
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getGraphvizEdges
public java.util.List<GraphvizGraph.GraphvizEdge> getGraphvizEdges()
Description copied from interface:GraphvizGraphRetrieve a list of edges in the graph.- Specified by:
getGraphvizEdgesin interfaceGraphvizGraph- Returns:
- A list of edges in the graph.
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getGraphvizNodes
public java.util.List<GraphvizGraph.GraphvizNode> getGraphvizNodes()
Description copied from interface:GraphvizGraphRetrieve a list of nodes in the graph.- Specified by:
getGraphvizNodesin interfaceGraphvizGraph- Returns:
- A list of nodes in the graph.
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getName
public java.lang.String getName()
Description copied from interface:GraphvizGraphName of the graph.- Specified by:
getNamein interfaceGraphvizGraph- Returns:
- Name of the graph.
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isDirected
public boolean isDirected()
Description copied from interface:GraphvizGraphGraph type.- Specified by:
isDirectedin interfaceGraphvizGraph- Returns:
- True if the graph is a directed graph.
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getNodeCount
public int getNodeCount()
- Specified by:
getNodeCountin interfaceAdjacencyGraph<N,E>- Specified by:
getNodeCountin classGraph<N,E>
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getNeighborNodes
public java.util.List<GraphNode<N,E>> getNeighborNodes(N value)
Description copied from class:GraphGets the neighboring nodes.- Specified by:
getNeighborNodesin classGraph<N,E>- Parameters:
value- The node's value.- Returns:
- A list of neighboring nodes.
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