Example usage for com.google.common.graph ImmutableGraph copyOf

Introduction

In this page you can find the example usage for com.google.common.graph ImmutableGraph copyOf.

Prototype

@Deprecated
public static <N> ImmutableGraph<N> copyOf(ImmutableGraph<N> graph) 

Source Link

Document

Simply returns its argument.

Usage

From source file:com.google.errorprone.dataflow.nullnesspropagation.inference.InferredNullability.java

InferredNullability(Graph<InferenceVariable> constraints) {
    this.constraintGraph = ImmutableGraph.copyOf(constraints);
}

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From source file:org.jgrapht.graph.guava.ImmutableGraphAdapter.java

/**
 * Returns a shallow copy of this graph instance. Neither edges nor vertices are cloned.
 *
 * @return a shallow copy of this graph.
 *
 * @throws RuntimeException in case the clone is not supported
 *
 * @see java.lang.Object#clone()//from   ww  w  .ja v a  2s. c om
 */
@Override
public Object clone() {
    try {
        ImmutableGraphAdapter<V> newGraph = TypeUtil.uncheckedCast(super.clone());

        newGraph.unmodifiableVertexSet = null;
        newGraph.unmodifiableEdgeSet = null;
        newGraph.graph = ImmutableGraph.copyOf(Graphs.copyOf(this.graph));

        return newGraph;
    } catch (CloneNotSupportedException e) {
        e.printStackTrace();
        throw new RuntimeException();
    }
}

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From source file:org.jgrapht.graph.guava.ImmutableGraphAdapter.java

@SuppressWarnings("unchecked")
private void readObject(ObjectInputStream ois) throws ClassNotFoundException, IOException {
    ois.defaultReadObject();//from  ww  w  .jav  a  2 s . c om

    GraphType type = (GraphType) ois.readObject();
    if (type.isMixed() || type.isAllowingMultipleEdges()) {
        throw new IOException("Graph type not supported");
    }

    MutableGraph<V> mutableGraph = (type.isDirected() ? GraphBuilder.directed() : GraphBuilder.undirected())
            .allowsSelfLoops(type.isAllowingSelfLoops()).build();

    // read vertices
    int n = ois.readInt();
    for (int i = 0; i < n; i++) {
        V v = (V) ois.readObject();
        mutableGraph.addNode(v);
    }

    // read edges
    int m = ois.readInt();
    for (int i = 0; i < m; i++) {
        V s = (V) ois.readObject();
        V t = (V) ois.readObject();
        mutableGraph.putEdge(s, t);
    }

    // setup the immutable copy
    this.graph = ImmutableGraph.copyOf(mutableGraph);
}

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