X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.utils.thread%2Fsrc%2Forg%2Fsimantics%2Futils%2Fthreads%2Finternal%2FPair.java;h=b51920d6daef65753cae083cfbcb02d76af03e3c;hb=d90a13d82876ecd36bd3a73c00c879d6619376d1;hp=db4ef509630f16891b16f4ebf23a403bf647f447;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/internal/Pair.java b/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/internal/Pair.java index db4ef5096..b51920d6d 100644 --- a/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/internal/Pair.java +++ b/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/internal/Pair.java @@ -1,62 +1,62 @@ -/******************************************************************************* - * Copyright (c) 2007, 2010 Association for Decentralized Information Management - * in Industry THTH ry. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * VTT Technical Research Centre of Finland - initial API and implementation - *******************************************************************************/ -package org.simantics.utils.threads.internal; - -/** - * A generic Pair (2-tuple) structure for containing two object instances of - * chosen types. - * - * @param type of first element - * @param type of second element - */ -public final class Pair { - public final T1 first; - public final T2 second; - private final int hash; - - public Pair(T1 first, T2 second) { - assert(first != null); - assert(second != null); - - this.first = first; - this.second = second; - this.hash = makeHash(); - } - - @Override - public boolean equals(Object obj) { - if (obj == null) - return false; - if (!(obj.getClass().equals(this.getClass()))) - return false; - Pair other = (Pair) obj; - if (other.first != first && !other.first.equals(first)) - return false; - if (other.second != second && !other.second.equals(second)) - return false; - return true; - } - - @Override - public int hashCode() { - return hash; - } - - @Override - public String toString() { - return "<"+first+", "+second+">"; - } - - private int makeHash() { - return first.hashCode() ^ second.hashCode()*7; - } -} +/******************************************************************************* + * Copyright (c) 2007, 2010 Association for Decentralized Information Management + * in Industry THTH ry. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * VTT Technical Research Centre of Finland - initial API and implementation + *******************************************************************************/ +package org.simantics.utils.threads.internal; + +/** + * A generic Pair (2-tuple) structure for containing two object instances of + * chosen types. + * + * @param type of first element + * @param type of second element + */ +public final class Pair { + public final T1 first; + public final T2 second; + private final int hash; + + public Pair(T1 first, T2 second) { + assert(first != null); + assert(second != null); + + this.first = first; + this.second = second; + this.hash = makeHash(); + } + + @Override + public boolean equals(Object obj) { + if (obj == null) + return false; + if (!(obj.getClass().equals(this.getClass()))) + return false; + Pair other = (Pair) obj; + if (other.first != first && !other.first.equals(first)) + return false; + if (other.second != second && !other.second.equals(second)) + return false; + return true; + } + + @Override + public int hashCode() { + return hash; + } + + @Override + public String toString() { + return "<"+first+", "+second+">"; + } + + private int makeHash() { + return first.hashCode() ^ second.hashCode()*7; + } +}