-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in 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.db.procore.cluster;\r
-\r
-import gnu.trove.map.hash.TObjectIntHashMap;\r
-\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.impl.ClusterTraitsBase;\r
-import org.simantics.db.service.ClusterUID;\r
-import org.simantics.db.service.ResourceUID;\r
-\r
-public class ClusterMap {\r
- private ForeignTable foreignTable;\r
- //private FlatTable flatTable;\r
- private TObjectIntHashMap<ClusterUID> hashMap;\r
- public ClusterMap(ForeignTable foreignTable, FlatTable flatTable) {\r
- this.foreignTable = foreignTable;\r
- //this.flatTable = flatTable;\r
- hashMap = null;\r
- }\r
- public void compact() {\r
- if(hashMap == null)\r
- return;\r
- hashMap.compact();\r
- }\r
- /*\r
- * 13 bytes for each element. Approx capacity = 3 * size\r
- */\r
- public int getUsedSpace() {\r
- if(hashMap == null)\r
- return 0;\r
- return 3 * 13 * hashMap.size();\r
- }\r
- public int getForeignResourceIndex(int reference)\r
- throws DatabaseException {\r
- if (ClusterTraits.isFlat(reference))\r
- throw new DatabaseException("Flat reference is not supported yet.");\r
- else {\r
- return ClusterTraits.getResourceIndexFromForeignReference(reference);\r
- }\r
- }\r
- public final ResourceUID getResourceUID(int reference) throws DatabaseException {\r
- if (ClusterTraits.isFlat(reference))\r
- throw new DatabaseException("Flat reference is not supported yet. reference=" + reference);\r
- else {\r
- int foreignIndex = ClusterTraits.getForeignIndexFromReference(reference);\r
- return foreignTable.getResourceUID(foreignIndex);\r
- }\r
- }\r
- public int getForeignReferenceOrCreateByResourceKey(int resourceKey, ClusterUID clusterUID)\r
- throws DatabaseException {\r
- int resourceIndex = ClusterTraits.getResourceIndexFromResourceKey(resourceKey);\r
- return getForeignReferenceOrCreateByResourceIndex(resourceIndex, clusterUID);\r
- }\r
- public int getForeignReferenceOrCreateByResourceIndex(int resourceIndex, ClusterUID clusterUID)\r
- throws DatabaseException {\r
- if (ClusterTraitsBase.isIllegalResourceIndex(resourceIndex))\r
- throw new DatabaseException("Illegal resource index=" + resourceIndex + ".");\r
- if (null == hashMap)\r
- hashMap = foreignTable.getHashMap();\r
- int foreignIndex = hashMap.get(clusterUID);\r
- if (0 == foreignIndex) {\r
- foreignIndex = foreignTable.createForeign(clusterUID.toRID(resourceIndex));\r
- hashMap.put(clusterUID, foreignIndex);\r
- }\r
- return ClusterTraits.createForeignReference(foreignIndex, resourceIndex); \r
- }\r
- public int getForeignReferenceOrZero(int resourceIndex, ClusterUID clusterUID)\r
- throws DatabaseException {\r
- // This is guaranteed by implementation\r
-// if(clusterId == 1) return (resourceIndex<<16) + 0x80000001;\r
- //return ClusterTraits.createForeignReference(1, resourceIndex); \r
-// new Exception("getForeignReferenceOrZero " + clusterId).printStackTrace();\r
- if (null == hashMap)\r
- hashMap = foreignTable.getHashMap();\r
- if (ClusterUID.Null.equals(clusterUID))\r
- throw new DatabaseException("Illegal cluster uid " + clusterUID);\r
- if (0 == resourceIndex)\r
- throw new DatabaseException("Illegal resource index " + resourceIndex);\r
- int foreignIndex = hashMap.get(clusterUID);\r
- if (0 == foreignIndex)\r
- return 0;\r
- //System.err.println("foreignIndex for " + clusterId + " = " + foreignIndex);\r
- return ClusterTraits.createForeignReference(foreignIndex, resourceIndex); \r
- }\r
-}\r
+/*******************************************************************************
+ * 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.db.procore.cluster;
+
+import gnu.trove.map.hash.TObjectIntHashMap;
+
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.impl.ClusterTraitsBase;
+import org.simantics.db.service.ClusterUID;
+import org.simantics.db.service.ResourceUID;
+
+public class ClusterMap {
+ private ForeignTable foreignTable;
+ //private FlatTable flatTable;
+ private TObjectIntHashMap<ClusterUID> hashMap;
+ public ClusterMap(ForeignTable foreignTable, FlatTable flatTable) {
+ this.foreignTable = foreignTable;
+ //this.flatTable = flatTable;
+ hashMap = null;
+ }
+ public void compact() {
+ if(hashMap == null)
+ return;
+ hashMap.compact();
+ }
+ /*
+ * 13 bytes for each element. Approx capacity = 3 * size
+ */
+ public int getUsedSpace() {
+ if(hashMap == null)
+ return 0;
+ return 3 * 13 * hashMap.size();
+ }
+ public int getForeignResourceIndex(int reference)
+ throws DatabaseException {
+ if (ClusterTraits.isFlat(reference))
+ throw new DatabaseException("Flat reference is not supported yet.");
+ else {
+ return ClusterTraits.getResourceIndexFromForeignReference(reference);
+ }
+ }
+ public final ResourceUID getResourceUID(int reference) throws DatabaseException {
+ if (ClusterTraits.isFlat(reference))
+ throw new DatabaseException("Flat reference is not supported yet. reference=" + reference);
+ else {
+ int foreignIndex = ClusterTraits.getForeignIndexFromReference(reference);
+ return foreignTable.getResourceUID(foreignIndex);
+ }
+ }
+ public int getForeignReferenceOrCreateByResourceKey(int resourceKey, ClusterUID clusterUID)
+ throws DatabaseException {
+ int resourceIndex = ClusterTraits.getResourceIndexFromResourceKey(resourceKey);
+ return getForeignReferenceOrCreateByResourceIndex(resourceIndex, clusterUID);
+ }
+ public int getForeignReferenceOrCreateByResourceIndex(int resourceIndex, ClusterUID clusterUID)
+ throws DatabaseException {
+ if (ClusterTraitsBase.isIllegalResourceIndex(resourceIndex))
+ throw new DatabaseException("Illegal resource index=" + resourceIndex + ".");
+ if (null == hashMap)
+ hashMap = foreignTable.getHashMap();
+ int foreignIndex = hashMap.get(clusterUID);
+ if (0 == foreignIndex) {
+ foreignIndex = foreignTable.createForeign(clusterUID.toRID(resourceIndex));
+ hashMap.put(clusterUID, foreignIndex);
+ }
+ return ClusterTraits.createForeignReference(foreignIndex, resourceIndex);
+ }
+ public int getForeignReferenceOrZero(int resourceIndex, ClusterUID clusterUID)
+ throws DatabaseException {
+ // This is guaranteed by implementation
+// if(clusterId == 1) return (resourceIndex<<16) + 0x80000001;
+ //return ClusterTraits.createForeignReference(1, resourceIndex);
+// new Exception("getForeignReferenceOrZero " + clusterId).printStackTrace();
+ if (null == hashMap)
+ hashMap = foreignTable.getHashMap();
+ if (ClusterUID.Null.equals(clusterUID))
+ throw new DatabaseException("Illegal cluster uid " + clusterUID);
+ if (0 == resourceIndex)
+ throw new DatabaseException("Illegal resource index " + resourceIndex);
+ int foreignIndex = hashMap.get(clusterUID);
+ if (0 == foreignIndex)
+ return 0;
+ //System.err.println("foreignIndex for " + clusterId + " = " + foreignIndex);
+ return ClusterTraits.createForeignReference(foreignIndex, resourceIndex);
+ }
+}