odl/aaa clone

Change-Id: I2b72c16aa3245e02d985a2c6189aacee7caad36e
Signed-off-by: WuKong <rebirthmonkey@gmail.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java b/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java
new file mode 100644
index 00000000..17204d0e
--- /dev/null
+++ b/odl-aaa-moon/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java
@@ -0,0 +1,42 @@
+/*
+ * 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;
+
+/**
+ * Simple class to aide in implementing equals.
+ * <p>
+ *
+ * <em>Arrays are not handled by this class</em>. This is because the
+ * <code>Arrays.equals</code> methods should be used for array fields.
+ */
+public final class EqualUtil {
+    static public boolean areEqual(boolean aThis, boolean aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(char aThis, char aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(long aThis, long aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(float aThis, float aThat) {
+        return Float.floatToIntBits(aThis) == Float.floatToIntBits(aThat);
+    }
+
+    static public boolean areEqual(double aThis, double aThat) {
+        return Double.doubleToLongBits(aThis) == Double.doubleToLongBits(aThat);
+    }
+
+    static public boolean areEqual(Object aThis, Object aThat) {
+        return aThis == null ? aThat == null : aThis.equals(aThat);
+    }
+}