Rabbit-R1/switch port/java/sources/com/google/common/graph/EndpointPair.java
2024-05-21 17:08:36 -04:00

186 lines
6.5 KiB
Java

package com.google.common.graph;
import com.google.common.base.Objects;
import com.google.common.base.Preconditions;
import com.google.common.collect.Iterators;
import com.google.common.collect.UnmodifiableIterator;
import com.google.errorprone.annotations.Immutable;
import java.util.Iterator;
import javax.annotation.CheckForNull;
@Immutable(containerOf = {"N"})
@ElementTypesAreNonnullByDefault
/* loaded from: classes3.dex */
public abstract class EndpointPair<N> implements Iterable<N> {
private final N nodeU;
private final N nodeV;
public abstract boolean equals(@CheckForNull Object obj);
public abstract int hashCode();
public abstract boolean isOrdered();
public final N nodeU() {
return this.nodeU;
}
public final N nodeV() {
return this.nodeV;
}
public abstract N source();
public abstract N target();
private EndpointPair(N n, N n2) {
this.nodeU = (N) Preconditions.checkNotNull(n);
this.nodeV = (N) Preconditions.checkNotNull(n2);
}
public static <N> EndpointPair<N> ordered(N n, N n2) {
return new Ordered(n, n2);
}
public static <N> EndpointPair<N> unordered(N n, N n2) {
return new Unordered(n2, n);
}
/* JADX INFO: Access modifiers changed from: package-private */
public static <N> EndpointPair<N> of(Graph<?> graph, N n, N n2) {
return graph.isDirected() ? ordered(n, n2) : unordered(n, n2);
}
/* JADX INFO: Access modifiers changed from: package-private */
public static <N> EndpointPair<N> of(Network<?, ?> network, N n, N n2) {
return network.isDirected() ? ordered(n, n2) : unordered(n, n2);
}
public final N adjacentNode(N n) {
if (n.equals(this.nodeU)) {
return this.nodeV;
}
if (n.equals(this.nodeV)) {
return this.nodeU;
}
String valueOf = String.valueOf(this);
String valueOf2 = String.valueOf(n);
throw new IllegalArgumentException(new StringBuilder(String.valueOf(valueOf).length() + 36 + String.valueOf(valueOf2).length()).append("EndpointPair ").append(valueOf).append(" does not contain node ").append(valueOf2).toString());
}
@Override // java.lang.Iterable
public final UnmodifiableIterator<N> iterator() {
return Iterators.forArray(this.nodeU, this.nodeV);
}
/* JADX INFO: Access modifiers changed from: private */
/* loaded from: classes3.dex */
public static final class Ordered<N> extends EndpointPair<N> {
@Override // com.google.common.graph.EndpointPair
public boolean isOrdered() {
return true;
}
@Override // com.google.common.graph.EndpointPair, java.lang.Iterable
public /* bridge */ /* synthetic */ Iterator iterator() {
return super.iterator();
}
private Ordered(N n, N n2) {
super(n, n2);
}
@Override // com.google.common.graph.EndpointPair
public N source() {
return nodeU();
}
@Override // com.google.common.graph.EndpointPair
public N target() {
return nodeV();
}
@Override // com.google.common.graph.EndpointPair
public boolean equals(@CheckForNull Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof EndpointPair)) {
return false;
}
EndpointPair endpointPair = (EndpointPair) obj;
if (isOrdered() != endpointPair.isOrdered()) {
return false;
}
return source().equals(endpointPair.source()) && target().equals(endpointPair.target());
}
@Override // com.google.common.graph.EndpointPair
public int hashCode() {
return Objects.hashCode(source(), target());
}
public String toString() {
String valueOf = String.valueOf(source());
String valueOf2 = String.valueOf(target());
return new StringBuilder(String.valueOf(valueOf).length() + 6 + String.valueOf(valueOf2).length()).append("<").append(valueOf).append(" -> ").append(valueOf2).append(">").toString();
}
}
/* JADX INFO: Access modifiers changed from: private */
/* loaded from: classes3.dex */
public static final class Unordered<N> extends EndpointPair<N> {
@Override // com.google.common.graph.EndpointPair
public boolean isOrdered() {
return false;
}
@Override // com.google.common.graph.EndpointPair, java.lang.Iterable
public /* bridge */ /* synthetic */ Iterator iterator() {
return super.iterator();
}
private Unordered(N n, N n2) {
super(n, n2);
}
@Override // com.google.common.graph.EndpointPair
public N source() {
throw new UnsupportedOperationException("Cannot call source()/target() on a EndpointPair from an undirected graph. Consider calling adjacentNode(node) if you already have a node, or nodeU()/nodeV() if you don't.");
}
@Override // com.google.common.graph.EndpointPair
public N target() {
throw new UnsupportedOperationException("Cannot call source()/target() on a EndpointPair from an undirected graph. Consider calling adjacentNode(node) if you already have a node, or nodeU()/nodeV() if you don't.");
}
@Override // com.google.common.graph.EndpointPair
public boolean equals(@CheckForNull Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof EndpointPair)) {
return false;
}
EndpointPair endpointPair = (EndpointPair) obj;
if (isOrdered() != endpointPair.isOrdered()) {
return false;
}
if (nodeU().equals(endpointPair.nodeU())) {
return nodeV().equals(endpointPair.nodeV());
}
return nodeU().equals(endpointPair.nodeV()) && nodeV().equals(endpointPair.nodeU());
}
@Override // com.google.common.graph.EndpointPair
public int hashCode() {
return nodeU().hashCode() + nodeV().hashCode();
}
public String toString() {
String valueOf = String.valueOf(nodeU());
String valueOf2 = String.valueOf(nodeV());
return new StringBuilder(String.valueOf(valueOf).length() + 4 + String.valueOf(valueOf2).length()).append("[").append(valueOf).append(", ").append(valueOf2).append("]").toString();
}
}
}