164 lines
6.2 KiB
Java
164 lines
6.2 KiB
Java
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package com.google.common.graph;
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import com.google.common.base.Optional;
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import com.google.common.base.Preconditions;
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import com.google.common.collect.ImmutableSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.TreeMap;
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public class StandardNetwork<N, E> extends AbstractNetwork<N, E> {
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private final boolean allowsParallelEdges;
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private final boolean allowsSelfLoops;
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private final ElementOrder<E> edgeOrder;
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protected final MapIteratorCache<E, N> edgeToReferenceNode;
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private final boolean isDirected;
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protected final MapIteratorCache<N, NetworkConnections<N, E>> nodeConnections;
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private final ElementOrder<N> nodeOrder;
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/* JADX WARN: Multi-variable type inference failed */
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@Override // com.google.common.graph.PredecessorsFunction
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public /* bridge */ /* synthetic */ Iterable predecessors(Object obj) {
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return predecessors((StandardNetwork<N, E>) obj);
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}
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/* JADX WARN: Multi-variable type inference failed */
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@Override // com.google.common.graph.SuccessorsFunction
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public /* bridge */ /* synthetic */ Iterable successors(Object obj) {
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return successors((StandardNetwork<N, E>) obj);
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public StandardNetwork(NetworkBuilder<? super N, ? super E> networkBuilder) {
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this(networkBuilder, networkBuilder.nodeOrder.createMap(networkBuilder.expectedNodeCount.or((Optional<Integer>) 10).intValue()), networkBuilder.edgeOrder.createMap(networkBuilder.expectedEdgeCount.or((Optional<Integer>) 20).intValue()));
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public StandardNetwork(NetworkBuilder<? super N, ? super E> networkBuilder, Map<N, NetworkConnections<N, E>> map, Map<E, N> map2) {
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MapIteratorCache<N, NetworkConnections<N, E>> mapIteratorCache;
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this.isDirected = networkBuilder.directed;
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this.allowsParallelEdges = networkBuilder.allowsParallelEdges;
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this.allowsSelfLoops = networkBuilder.allowsSelfLoops;
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this.nodeOrder = (ElementOrder<N>) networkBuilder.nodeOrder.cast();
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this.edgeOrder = (ElementOrder<E>) networkBuilder.edgeOrder.cast();
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if (map instanceof TreeMap) {
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mapIteratorCache = new MapRetrievalCache<>(map);
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} else {
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mapIteratorCache = new MapIteratorCache<>(map);
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}
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this.nodeConnections = mapIteratorCache;
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this.edgeToReferenceNode = new MapIteratorCache<>(map2);
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}
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@Override // com.google.common.graph.Network
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public Set<N> nodes() {
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return this.nodeConnections.unmodifiableKeySet();
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}
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@Override // com.google.common.graph.Network
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public Set<E> edges() {
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return this.edgeToReferenceNode.unmodifiableKeySet();
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}
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@Override // com.google.common.graph.Network
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public Set<E> incidentEdges(N n) {
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return checkedConnections(n).incidentEdges();
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}
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@Override // com.google.common.graph.Network
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public EndpointPair<N> incidentNodes(E e) {
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N checkedReferenceNode = checkedReferenceNode(e);
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return EndpointPair.of(this, checkedReferenceNode, this.nodeConnections.get(checkedReferenceNode).adjacentNode(e));
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}
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@Override // com.google.common.graph.Network
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public Set<N> adjacentNodes(N n) {
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return checkedConnections(n).adjacentNodes();
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}
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@Override // com.google.common.graph.AbstractNetwork, com.google.common.graph.Network
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public Set<E> edgesConnecting(N n, N n2) {
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NetworkConnections<N, E> checkedConnections = checkedConnections(n);
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if (!this.allowsSelfLoops && n == n2) {
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return ImmutableSet.of();
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}
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Preconditions.checkArgument(containsNode(n2), "Node %s is not an element of this graph.", n2);
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return checkedConnections.edgesConnecting(n2);
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}
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@Override // com.google.common.graph.Network
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public Set<E> inEdges(N n) {
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return checkedConnections(n).inEdges();
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}
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@Override // com.google.common.graph.Network
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public Set<E> outEdges(N n) {
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return checkedConnections(n).outEdges();
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}
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@Override // com.google.common.graph.Network, com.google.common.graph.PredecessorsFunction
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public Set<N> predecessors(N n) {
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return checkedConnections(n).predecessors();
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}
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@Override // com.google.common.graph.Network, com.google.common.graph.SuccessorsFunction
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public Set<N> successors(N n) {
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return checkedConnections(n).successors();
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}
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protected final NetworkConnections<N, E> checkedConnections(N n) {
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NetworkConnections<N, E> networkConnections = this.nodeConnections.get(n);
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if (networkConnections != null) {
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return networkConnections;
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}
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Preconditions.checkNotNull(n);
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throw new IllegalArgumentException(String.format("Node %s is not an element of this graph.", n));
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}
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protected final N checkedReferenceNode(E e) {
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N n = this.edgeToReferenceNode.get(e);
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if (n != null) {
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return n;
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}
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Preconditions.checkNotNull(e);
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throw new IllegalArgumentException(String.format("Edge %s is not an element of this graph.", e));
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}
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/* JADX INFO: Access modifiers changed from: protected */
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public final boolean containsNode(N n) {
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return this.nodeConnections.containsKey(n);
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}
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/* JADX INFO: Access modifiers changed from: protected */
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public final boolean containsEdge(E e) {
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return this.edgeToReferenceNode.containsKey(e);
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}
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@Override // com.google.common.graph.Network
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public ElementOrder<N> nodeOrder() {
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return this.nodeOrder;
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}
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@Override // com.google.common.graph.Network
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public boolean isDirected() {
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return this.isDirected;
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}
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@Override // com.google.common.graph.Network
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public ElementOrder<E> edgeOrder() {
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return this.edgeOrder;
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}
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@Override // com.google.common.graph.Network
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public boolean allowsSelfLoops() {
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return this.allowsSelfLoops;
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}
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@Override // com.google.common.graph.Network
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public boolean allowsParallelEdges() {
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return this.allowsParallelEdges;
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}
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}
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