X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.db.impl%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fimpl%2FClusterTraitsBase.java;h=20e69629198a2a3fd7e58dd3fd74b8f7771b0962;hp=411d964ceabe03335d33e3b5f762eb3586d84f7f;hb=HEAD;hpb=969bd23cab98a79ca9101af33334000879fb60c5

diff --git a/bundles/org.simantics.db.impl/src/org/simantics/db/impl/ClusterTraitsBase.java b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/ClusterTraitsBase.java
index 411d964ce..20e696291 100644
--- a/bundles/org.simantics.db.impl/src/org/simantics/db/impl/ClusterTraitsBase.java
+++ b/bundles/org.simantics.db.impl/src/org/simantics/db/impl/ClusterTraitsBase.java
@@ -1,122 +1,122 @@
-/*******************************************************************************
- * 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.impl;
-
-import org.simantics.db.exception.DatabaseException;
-
-public class ClusterTraitsBase {
-    private static final int RK_TYPE_BITS = 1; // bits 31-31, 0=database 1=virtual
-    private static final int RK_CLUSTER_BITS = 19; // bits 30-12
-    private static final int RK_CLUSTER_MAX = (1<<RK_CLUSTER_BITS)-1;
-    private static final int RK_INDEX_BITS = 12; // bits 11-0, index zero reserved (not a legal resource index)
-    private static final int RK_INDEX_MAX = (1<<RK_INDEX_BITS)-1;
-    private static final int RID_TYPE_BITS = RK_TYPE_BITS; // bits 63-63, 0=database 1= virtual
-    private static final int RID_CLUSTER_BITS = 64-RID_TYPE_BITS-RK_INDEX_BITS; // bits 62-12
-    private static final int RID_CLUSTER_MAX = (1<<RID_CLUSTER_BITS)-1;
-    private static final int RID_INDEX_BITS = RK_INDEX_BITS;
-    private static final int RID_INDEX_MAX = (1<<RID_INDEX_BITS)-1;
-//    private static final int RESOURCE_INDEX_BITS = 14; // resource index bits in cluster
-//    private static final int RESOURCE_INDEX_MAX = (1<<RESOURCE_INDEX_BITS)-1;
-    public static final boolean isIllegalResourceIndex(int resourceIndex) {
-        return resourceIndex < 1 || resourceIndex > RK_INDEX_MAX;
-    }
-    public static final short getResourceIndexFromResourceKey(int resourceKey) throws DatabaseException {
-        short resourceIndex = (short)(resourceKey & RK_INDEX_MAX);
-        if (isIllegalResourceIndex(resourceIndex))
-            throw new DatabaseException("Illegal resource key " + resourceKey);
-        return resourceIndex;
-    }
-    public static final short getResourceIndexFromResourceKeyNoThrow(int resourceKey) {
-        return (short)(resourceKey & RK_INDEX_MAX);
-    }
-    public static final int getClusterKeyFromResourceKey(int resourceKey)
-    throws DatabaseException {
-        int clusterKey = resourceKey >>> RK_INDEX_BITS;
-        if (clusterKey < 1 || clusterKey >= getClusterArraySize())
-            throw new DatabaseException("Illegal cluster key for resource key=" + resourceKey);
-        return clusterKey;
-    }
-    public static final int getClusterKeyFromResourceKeyNoThrow(int resourceKey) {
-        return resourceKey >>> RK_INDEX_BITS;
-    }
-    public static final boolean isVirtualClusterKey(int clusterKey) {
-        return (clusterKey & ~RK_CLUSTER_MAX) != 0; 
-    }
-    // This requires that builtin cluster has cluster index 1 and that IIS entities
-    // are given the first three indexes within that cluster.
-    public static final int getCompleteTypeIntFromResourceKey(int resourceKey) {
-        if ((resourceKey & 0xFFFFEFFC) != 0)
-            return 0; // not complete
-        return resourceKey & 3;
-    }
-    public static final ClusterI.CompleteTypeEnum getCompleteTypeFromResourceKey(int resourceKey) {
-        return ClusterI.CompleteTypeEnum.make(getCompleteTypeIntFromResourceKey(resourceKey));
-    }
-    public static final int getCompleteTypeResourceKeyFromEnum(ClusterI.CompleteTypeEnum completeType)
-    throws DatabaseException {
-        switch (completeType) {
-            default: throw new DatabaseException("Illegal compete type for getCompletePredicateKey: " + completeType);
-            case InstanceOf: return 4097;
-            case Inherits: return 4098; 
-            case SubrelationOf: return 4099;
-        }
-    }
-    public static final int createResourceKey(int clusterIndex, int resourceIndex)
-    throws DatabaseException {
-// Do not use assert because this method is called with the assumption that it
-// will throw exception if arguments are not correct. If you really can't afford
-// the few if tests then use the NoThrow version of this method.
-        if (clusterIndex < 0 || clusterIndex > RK_CLUSTER_MAX)
-            throw new DatabaseException("Illegal cluster index " + clusterIndex);
-        if (isIllegalResourceIndex(resourceIndex))
-            throw new DatabaseException("Illegal resource index " + resourceIndex);
-        return createResourceKeyNoThrow(clusterIndex, resourceIndex);
-    }
-    public static final int createResourceKeyNoThrow(int clusterIndex, int resourceIndex){
-        return (clusterIndex << RK_INDEX_BITS | resourceIndex);
-    }
-    public static final int getClusterBits(int clusterKey) {
-        return clusterKey << RK_INDEX_BITS;
-    }
-    public static final boolean isCluster(int clusterKeyBits, int resourceKey) {
-//        return ((resourceKey ^ clusterKeyBits) & RK_INDEX_MAX) == 0;
-        return clusterKeyBits == (resourceKey & ~RK_INDEX_MAX);
-
-    }
-    public static final int getClusterMaskFromResourceKey(int resourceKey) {
-        return resourceKey & ~RK_INDEX_MAX;
-    }
-    public static final int getMaxNumberOfResources() {
-        return RK_INDEX_MAX;
-    }
-    public static final long createResourceId(long clusterId, int resourceIndex)
-    throws DatabaseException {
-        if (clusterId < 1 || (clusterId > RID_CLUSTER_MAX))
-            throw new DatabaseException("Illegal cluster id " + clusterId);
-        if (isIllegalResourceIndex(resourceIndex))
-            throw new DatabaseException("Illegal resource index " + resourceIndex);
-        return createResourceIdNoThrow(clusterId, resourceIndex);
-    }
-    public static final long createResourceIdNoThrow(long clusterId, int resourceIndex) {
-        return (clusterId<<RID_INDEX_BITS | resourceIndex);
-    }
-    public static final long getClusterIdFromResourceId(long resourceId) {
-        return resourceId >>> RID_INDEX_BITS;
-    }
-    public static final int getResourceIndexFromResourceId(long resourceId) {
-        return (int)(resourceId & RID_INDEX_MAX);
-    }
-    // Max number of resident clusters per session.
-    public static final int getClusterArraySize() {
-        return Math.min(RK_CLUSTER_MAX, 1<<15);
-    }
+/*******************************************************************************
+ * 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.impl;
+
+import org.simantics.db.exception.DatabaseException;
+
+public class ClusterTraitsBase {
+    private static final int RK_TYPE_BITS = 1; // bits 31-31, 0=database 1=virtual
+    private static final int RK_CLUSTER_BITS = 19; // bits 30-12
+    private static final int RK_CLUSTER_MAX = (1<<RK_CLUSTER_BITS)-1;
+    private static final int RK_INDEX_BITS = 12; // bits 11-0, index zero reserved (not a legal resource index)
+    private static final int RK_INDEX_MAX = (1<<RK_INDEX_BITS)-1;
+    private static final int RID_TYPE_BITS = RK_TYPE_BITS; // bits 63-63, 0=database 1= virtual
+    private static final int RID_CLUSTER_BITS = 64-RID_TYPE_BITS-RK_INDEX_BITS; // bits 62-12
+    private static final int RID_CLUSTER_MAX = (1<<RID_CLUSTER_BITS)-1;
+    private static final int RID_INDEX_BITS = RK_INDEX_BITS;
+    private static final int RID_INDEX_MAX = (1<<RID_INDEX_BITS)-1;
+//    private static final int RESOURCE_INDEX_BITS = 14; // resource index bits in cluster
+//    private static final int RESOURCE_INDEX_MAX = (1<<RESOURCE_INDEX_BITS)-1;
+    public static final boolean isIllegalResourceIndex(int resourceIndex) {
+        return resourceIndex < 1 || resourceIndex > RK_INDEX_MAX;
+    }
+    public static final short getResourceIndexFromResourceKey(int resourceKey) throws DatabaseException {
+        short resourceIndex = (short)(resourceKey & RK_INDEX_MAX);
+        if (isIllegalResourceIndex(resourceIndex))
+            throw new DatabaseException("Illegal resource key " + resourceKey);
+        return resourceIndex;
+    }
+    public static final short getResourceIndexFromResourceKeyNoThrow(int resourceKey) {
+        return (short)(resourceKey & RK_INDEX_MAX);
+    }
+    public static final int getClusterKeyFromResourceKey(int resourceKey)
+    throws DatabaseException {
+        int clusterKey = resourceKey >>> RK_INDEX_BITS;
+        if (clusterKey < 1 || clusterKey >= getClusterArraySize())
+            throw new DatabaseException("Illegal cluster key for resource key=" + resourceKey);
+        return clusterKey;
+    }
+    public static final int getClusterKeyFromResourceKeyNoThrow(int resourceKey) {
+        return resourceKey >>> RK_INDEX_BITS;
+    }
+    public static final boolean isVirtualClusterKey(int clusterKey) {
+        return (clusterKey & ~RK_CLUSTER_MAX) != 0; 
+    }
+    // This requires that builtin cluster has cluster index 1 and that IIS entities
+    // are given the first three indexes within that cluster.
+    public static final int getCompleteTypeIntFromResourceKey(int resourceKey) {
+        if ((resourceKey & 0xFFFFEFFC) != 0)
+            return 0; // not complete
+        return resourceKey & 3;
+    }
+    public static final ClusterI.CompleteTypeEnum getCompleteTypeFromResourceKey(int resourceKey) {
+        return ClusterI.CompleteTypeEnum.make(getCompleteTypeIntFromResourceKey(resourceKey));
+    }
+    public static final int getCompleteTypeResourceKeyFromEnum(ClusterI.CompleteTypeEnum completeType)
+    throws DatabaseException {
+        switch (completeType) {
+            default: throw new DatabaseException("Illegal compete type for getCompletePredicateKey: " + completeType);
+            case InstanceOf: return 4097;
+            case Inherits: return 4098; 
+            case SubrelationOf: return 4099;
+        }
+    }
+    public static final int createResourceKey(int clusterIndex, int resourceIndex)
+    throws DatabaseException {
+// Do not use assert because this method is called with the assumption that it
+// will throw exception if arguments are not correct. If you really can't afford
+// the few if tests then use the NoThrow version of this method.
+        if (clusterIndex < 0 || clusterIndex > RK_CLUSTER_MAX)
+            throw new DatabaseException("Illegal cluster index " + clusterIndex);
+        if (isIllegalResourceIndex(resourceIndex))
+            throw new DatabaseException("Illegal resource index " + resourceIndex);
+        return createResourceKeyNoThrow(clusterIndex, resourceIndex);
+    }
+    public static final int createResourceKeyNoThrow(int clusterIndex, int resourceIndex){
+        return (clusterIndex << RK_INDEX_BITS | resourceIndex);
+    }
+    public static final int getClusterBits(int clusterKey) {
+        return clusterKey << RK_INDEX_BITS;
+    }
+    public static final boolean isCluster(int clusterKeyBits, int resourceKey) {
+//        return ((resourceKey ^ clusterKeyBits) & RK_INDEX_MAX) == 0;
+        return clusterKeyBits == (resourceKey & ~RK_INDEX_MAX);
+
+    }
+    public static final int getClusterMaskFromResourceKey(int resourceKey) {
+        return resourceKey & ~RK_INDEX_MAX;
+    }
+    public static final int getMaxNumberOfResources() {
+        return RK_INDEX_MAX;
+    }
+    public static final long createResourceId(long clusterId, int resourceIndex)
+    throws DatabaseException {
+        if (clusterId < 1 || (clusterId > RID_CLUSTER_MAX))
+            throw new DatabaseException("Illegal cluster id " + clusterId);
+        if (isIllegalResourceIndex(resourceIndex))
+            throw new DatabaseException("Illegal resource index " + resourceIndex);
+        return createResourceIdNoThrow(clusterId, resourceIndex);
+    }
+    public static final long createResourceIdNoThrow(long clusterId, int resourceIndex) {
+        return (clusterId<<RID_INDEX_BITS | resourceIndex);
+    }
+    public static final long getClusterIdFromResourceId(long resourceId) {
+        return resourceId >>> RID_INDEX_BITS;
+    }
+    public static final int getResourceIndexFromResourceId(long resourceId) {
+        return (int)(resourceId & RID_INDEX_MAX);
+    }
+    // Max number of resident clusters per session.
+    public static final int getClusterArraySize() {
+        return Math.min(RK_CLUSTER_MAX, 1<<15);
+    }
 }
\ No newline at end of file