X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.db.procore%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fprocore%2Fcluster%2FClusterTraitsSmall.java;fp=bundles%2Forg.simantics.db.procore%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fprocore%2Fcluster%2FClusterTraitsSmall.java;h=a30e701dea552797a68a5c6265a21171f1e1446d;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.db.procore/src/org/simantics/db/procore/cluster/ClusterTraitsSmall.java b/bundles/org.simantics.db.procore/src/org/simantics/db/procore/cluster/ClusterTraitsSmall.java
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+++ b/bundles/org.simantics.db.procore/src/org/simantics/db/procore/cluster/ClusterTraitsSmall.java
@@ -0,0 +1,47 @@
+/*******************************************************************************
+ * 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 org.simantics.db.exception.DatabaseException;
+import org.simantics.db.impl.ClusterI;
+import org.simantics.db.impl.ClusterTraitsBase;
+
+
+public final class ClusterTraitsSmall extends ClusterTraitsBase {
+    static final short FOREIGN_INDEX_BITS = 15;
+    static final short FOREIGN_INDEX_MAX = (1<<FOREIGN_INDEX_BITS)-1;
+    static final int VALUE_INDEX_BITS = 22;
+    static final int VALUE_INDEX_MAX = (1<<VALUE_INDEX_BITS)-1;
+    static final int VALUE_INDEX_EX = VALUE_INDEX_MAX; 
+    static final int VALUE_SIZE_BITS = 15;
+    public static final int VALUE_SIZE_MAX = (1<<VALUE_SIZE_BITS)-1;
+    public static final short makeForeignRef(short foreignIndex) {
+        assert(foreignIndex <= FOREIGN_INDEX_MAX);
+        return (short)(foreignIndex | 1<<FOREIGN_INDEX_BITS);
+    }
+    public static short resourceRefGetForeignIndex(short resourceRef)
+    throws DatabaseException {
+        if (resourceRef >>> FOREIGN_INDEX_BITS == 0)
+            throw new DatabaseException("Local resource refence doesn't have foreing index. reference=" + resourceRef);
+        return (short)(resourceRef & FOREIGN_INDEX_MAX);
+    }
+    public static boolean resourceRefIsLocal(short resourceRef) {
+        return resourceRef > 0; 
+    }
+    public static ClusterI.CompleteTypeEnum completeRefAndTypeGetType(int completeRefAndType) {
+        return ClusterI.CompleteTypeEnum.make((completeRefAndType >>> 16) & 0x3);
+    }
+    public static short completeRefAndTypeGetRef(int completeRefAndType) {
+        return (short)(completeRefAndType & (1<<16)-1);
+    }
+}
+