Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / accessor / reference / IndexReference.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/accessor/reference/IndexReference.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/accessor/reference/IndexReference.java
new file mode 100644 (file)
index 0000000..4b8cfdf
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/accessor/reference/IndexReference.java
@@ -0,0 +1,66 @@
+/*******************************************************************************\r
+ *  Copyright (c) 2010 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.accessor.reference;
+
+
+/**
+ * Array element
+ * "i-<index>/"
+ */
+public class IndexReference extends ChildReference {
+       
+       public int index;
+       
+       public IndexReference(int index) { this.index = index; }
+
+       public IndexReference(int index, ChildReference child) {
+               super(child);
+               this.index = index;             
+       }
+       \r
+       @Override\r
+       public String toString(boolean labelReference) {\r
+               return labelReference ? ""+index : "i-"+index;\r
+       }\r
+       \r
+       public int getIndex() {
+               return index;
+       }
+
+       public void setIndex(int index) {
+               this.index = index;
+       }
+
+       @Override
+       public ChildReference clone() {
+               return new IndexReference(index, childReference==null ? null : childReference.clone());
+       }\r
+\r
+       @Override\r
+       public boolean equals(Object obj) {\r
+               if (obj instanceof IndexReference == false) return false;\r
+               IndexReference other = (IndexReference) obj;\r
+               if (other.index != index) return false;\r
+               if (other.hasChildReference() != hasChildReference()) return false;\r
+               if (hasChildReference() && !other.childReference.equals(childReference)) return false;\r
+               return true;\r
+       }\r
+       \r
+       @Override\r
+       public int hashCode() {\r
+               int hash = 423423 + 37 * index;\r
+               if (hasChildReference()) hash = 31*hash + childReference.hashCode();            \r
+               return hash;\r
+       }\r
+       \r
+}
+