From 506a1fc1252268fa31ba89882ea55b7665579965 Mon Sep 17 00:00:00 2001 From: DUVAL Thomas Date: Thu, 16 Jun 2016 14:49:55 +0200 Subject: Delete old files Change-Id: I35cf053f404ba4134eeef46ef177259340634d4f --- .../java/org/opendaylight/aaa/HashCodeUtil.java | 104 --------------------- 1 file changed, 104 deletions(-) delete mode 100644 odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java (limited to 'odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java') diff --git a/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java b/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java deleted file mode 100644 index c295b3ed..00000000 --- a/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java +++ /dev/null @@ -1,104 +0,0 @@ -/***************************************************************************** - * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others. 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 - *****************************************************************************/ - -package org.opendaylight.aaa; - -import java.lang.reflect.Array; - -/** - * Collected methods which allow easy implementation of hashCode. - * - * Example use case: - * - *
- * public int hashCode() {
- *     int result = HashCodeUtil.SEED;
- *     // collect the contributions of various fields
- *     result = HashCodeUtil.hash(result, fPrimitive);
- *     result = HashCodeUtil.hash(result, fObject);
- *     result = HashCodeUtil.hash(result, fArray);
- *     return result;
- * }
- * 
- */ -public final class HashCodeUtil { - - /** - * An initial value for a hashCode, to which is added contributions - * from fields. Using a non-zero value decreases collisions of - * hashCode values. - */ - public static final int SEED = 23; - - /** booleans. */ - public static int hash(int aSeed, boolean aBoolean) { - return firstTerm(aSeed) + (aBoolean ? 1 : 0); - } - - /*** chars. */ - public static int hash(int aSeed, char aChar) { - return firstTerm(aSeed) + aChar; - } - - /** ints. */ - public static int hash(int aSeed, int aInt) { - return firstTerm(aSeed) + aInt; - } - - /** longs. */ - public static int hash(int aSeed, long aLong) { - return firstTerm(aSeed) + (int) (aLong ^ (aLong >>> 32)); - } - - /** floats. */ - public static int hash(int aSeed, float aFloat) { - return hash(aSeed, Float.floatToIntBits(aFloat)); - } - - /** doubles. */ - public static int hash(int aSeed, double aDouble) { - return hash(aSeed, Double.doubleToLongBits(aDouble)); - } - - /** - * aObject is a possibly-null object field, and possibly an array. - * - * If aObject is an array, then each element may be a primitive or - * a possibly-null object. - */ - public static int hash(int aSeed, Object aObject) { - int result = aSeed; - if (aObject == null) { - result = hash(result, 0); - } else if (!isArray(aObject)) { - result = hash(result, aObject.hashCode()); - } else { - int length = Array.getLength(aObject); - for (int idx = 0; idx < length; ++idx) { - Object item = Array.get(aObject, idx); - // if an item in the array references the array itself, prevent - // infinite looping - if (!(item == aObject)) { - result = hash(result, item); - } - } - } - return result; - } - - // PRIVATE - private static final int fODD_PRIME_NUMBER = 37; - - private static int firstTerm(int aSeed) { - return fODD_PRIME_NUMBER * aSeed; - } - - private static boolean isArray(Object aObject) { - return aObject.getClass().isArray(); - } -} \ No newline at end of file -- cgit 1.2.3-korg