Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / annotations / UnionImpl.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/UnionImpl.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/UnionImpl.java
new file mode 100644 (file)
index 0000000..f4321fc
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/UnionImpl.java
@@ -0,0 +1,51 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
+ * Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.databoard.annotations;\r
+\r
+import java.lang.annotation.Annotation;\r
+import java.util.Arrays;\r
+\r
+public class UnionImpl implements Union {\r
+\r
+       int hash;\r
+       Class<?>[] args;\r
+       \r
+       public UnionImpl(Class<?>...args) {\r
+        hash = Arrays.hashCode(args);\r
+               this.args = args;\r
+       }\r
+       \r
+       @Override\r
+       public Class<? extends Annotation> annotationType() {\r
+               return Union.class;\r
+       }\r
+\r
+       @Override\r
+       public Class<?>[] value() {\r
+               return args;\r
+       }\r
+       \r
+       @Override\r
+       public int hashCode() {         \r
+               return hash;\r
+       }\r
+       \r
+       @Override\r
+       public boolean equals(Object obj) {\r
+               if ( obj instanceof Union == false ) return false;\r
+               Union other = (Union) obj;\r
+               Class<?>[] classArray1 = args;\r
+               Class<?>[] classArray2 = other.value();\r
+               \r
+               return Arrays.deepEquals(classArray1, classArray2);\r
+       }\r
+}\r