X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.mapping%2Fsrc%2Forg%2Fsimantics%2Fmapping%2Frule%2Finstructions%2FQueryRuleInstruction.java;h=404df9c4871f625999c74858142d91835da56895;hp=f2407bf15997816e30564fcc189ce58ee480791b;hb=1dfeb7d5c49b1391cd9d877e1eddab18995cb151;hpb=969bd23cab98a79ca9101af33334000879fb60c5

diff --git a/bundles/org.simantics.mapping/src/org/simantics/mapping/rule/instructions/QueryRuleInstruction.java b/bundles/org.simantics.mapping/src/org/simantics/mapping/rule/instructions/QueryRuleInstruction.java
index f2407bf15..404df9c48 100644
--- a/bundles/org.simantics.mapping/src/org/simantics/mapping/rule/instructions/QueryRuleInstruction.java
+++ b/bundles/org.simantics.mapping/src/org/simantics/mapping/rule/instructions/QueryRuleInstruction.java
@@ -1,147 +1,150 @@
-/*******************************************************************************
- * 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.mapping.rule.instructions;
-
-import gnu.trove.map.hash.TIntIntHashMap;
-import gnu.trove.procedure.TIntProcedure;
-import gnu.trove.set.hash.TIntHashSet;
-
-import org.simantics.db.ReadGraph;
-import org.simantics.db.WriteGraph;
-import org.simantics.db.exception.DatabaseException;
-import org.simantics.db.request.Read;
-import org.simantics.layer0.utils.triggers.IModification;
-
-public class QueryRuleInstruction implements IRuleInstruction {
-
-	IRuleInstruction rule;
-	int[] variables;
-	int workSpace;
-
-	public QueryRuleInstruction(IRuleInstruction rule) {
-		this.rule = rule;
-		TIntHashSet reads = new TIntHashSet();
-		TIntHashSet writes = new TIntHashSet();
-		rule.collectVariables(reads, writes);
-		reads.removeAll(writes.toArray());
-		variables = reads.toArray();
-		final TIntIntHashMap map = new TIntIntHashMap();
-		for(int i = 0;i<variables.length;++i)
-			map.put(variables[i], i);
-		workSpace = variables.length;
-		writes.forEach(new TIntProcedure() {
-
-			@Override
-			public boolean execute(int arg0) {
-				map.put(arg0, workSpace++);
-				return true;
-			}
-			
-		});
-		rule.mapVariables(map);
-	}
-
-	@Override
-	public void collectVariables(TIntHashSet reads, TIntHashSet writes) {
-		reads.addAll(variables);
-	}
-
-	class Query implements Read<IModification> {
-
-		Object[] parameters;
-		
-		public Query(Object[] parameters) {
-			this.parameters = parameters;
-		}
-
-		QueryRuleInstruction parent() {
-			return QueryRuleInstruction.this;
-		}
-		
-		@Override
-		public boolean equals(Object other) {
-			if(this == other)
-				return true;
-			if(other == null || other.getClass() != this.getClass())
-				return false;
-			Query q = (Query)other;
-			if(!parent().equals(q.parent()))
-				return false;
-			if(parameters.length != q.parameters.length)
-				return false;
-			for(int i=0;i<parameters.length;++i)
-				if(parameters[i] == null ? q.parameters[i] != null : !parameters[i].equals(q.parameters[i]))
-					return false;
-			return true;
-		}
-
-		@Override
-		public int hashCode() {
-			int result = QueryRuleInstruction.this.hashCode();
-			for(Object parameter : parameters) {
-				result *= 31;
-				if(parameter != null)
-					result += parameter.hashCode();
-				else
-					System.err.println("Parameter is null!!!");
-			}
-			return result;
-		}
-
-		@Override
-		public IModification perform(ReadGraph g) throws DatabaseException {			
-			final Object[] bindings = new Object[workSpace];
-			System.arraycopy(parameters, 0, bindings, 0, parameters.length);
-			return rule.execute(g, bindings);			
-		}
-		
-	}
-	
-	@Override
-	public IModification execute(ReadGraph g, Object[] bindings) throws DatabaseException {
-		Object[] parameters = new Object[variables.length];
-		for(int i=0;i<variables.length;++i)
-			parameters[i] = bindings[variables[i]];
-		IModification result = g.syncRequest(new Query(parameters));
-		return result;
-	}
-
-	@Override
-	public void doExecute(WriteGraph g, Object[] bindings) throws DatabaseException {
-		Object[] parameters = new Object[variables.length];
-		for(int i=0;i<variables.length;++i)
-			parameters[i] = bindings[variables[i]];
-		IModification modi = g.syncRequest(new Query(parameters));
-		if(modi != null)
-			modi.perform(g);
-	}
-	
-	@Override
-	public void mapVariables(TIntIntHashMap map) {
-		for(int i=0;i<variables.length;++i)
-			variables[i] = map.get(variables[i]);		
-	}
-	
-	@Override
-	public void toString(StringBuilder b, int indent) {
-		b.append("QUERY[");
-		b.append(workSpace);
-		b.append("]");
-		for(int i=0;i<variables.length;++i)
-			b.append(" " + variables[i] + "->" + i);
-		b.append('\n');
-		for(int i=0;i<indent;++i)
-			b.append(INDENTATION);
-		rule.toString(b, indent);
-	}
-	
-}
+/*******************************************************************************
+ * 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.mapping.rule.instructions;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.Read;
+import org.simantics.layer0.utils.triggers.IModification;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import gnu.trove.map.hash.TIntIntHashMap;
+import gnu.trove.procedure.TIntProcedure;
+import gnu.trove.set.hash.TIntHashSet;
+
+public class QueryRuleInstruction implements IRuleInstruction {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(QueryRuleInstruction.class);
+	IRuleInstruction rule;
+	int[] variables;
+	int workSpace;
+
+	public QueryRuleInstruction(IRuleInstruction rule) {
+		this.rule = rule;
+		TIntHashSet reads = new TIntHashSet();
+		TIntHashSet writes = new TIntHashSet();
+		rule.collectVariables(reads, writes);
+		reads.removeAll(writes.toArray());
+		variables = reads.toArray();
+		final TIntIntHashMap map = new TIntIntHashMap();
+		for(int i = 0;i<variables.length;++i)
+			map.put(variables[i], i);
+		workSpace = variables.length;
+		writes.forEach(new TIntProcedure() {
+
+			@Override
+			public boolean execute(int arg0) {
+				map.put(arg0, workSpace++);
+				return true;
+			}
+			
+		});
+		rule.mapVariables(map);
+	}
+
+	@Override
+	public void collectVariables(TIntHashSet reads, TIntHashSet writes) {
+		reads.addAll(variables);
+	}
+
+	class Query implements Read<IModification> {
+
+		Object[] parameters;
+		
+		public Query(Object[] parameters) {
+			this.parameters = parameters;
+		}
+
+		QueryRuleInstruction parent() {
+			return QueryRuleInstruction.this;
+		}
+		
+		@Override
+		public boolean equals(Object other) {
+			if(this == other)
+				return true;
+			if(other == null || other.getClass() != this.getClass())
+				return false;
+			Query q = (Query)other;
+			if(!parent().equals(q.parent()))
+				return false;
+			if(parameters.length != q.parameters.length)
+				return false;
+			for(int i=0;i<parameters.length;++i)
+				if(parameters[i] == null ? q.parameters[i] != null : !parameters[i].equals(q.parameters[i]))
+					return false;
+			return true;
+		}
+
+		@Override
+		public int hashCode() {
+			int result = QueryRuleInstruction.this.hashCode();
+			for(Object parameter : parameters) {
+				result *= 31;
+				if(parameter != null)
+					result += parameter.hashCode();
+				else
+					LOGGER.error("Parameter is null!!!");
+			}
+			return result;
+		}
+
+		@Override
+		public IModification perform(ReadGraph g) throws DatabaseException {			
+			final Object[] bindings = new Object[workSpace];
+			System.arraycopy(parameters, 0, bindings, 0, parameters.length);
+			return rule.execute(g, bindings);			
+		}
+		
+	}
+	
+	@Override
+	public IModification execute(ReadGraph g, Object[] bindings) throws DatabaseException {
+		Object[] parameters = new Object[variables.length];
+		for(int i=0;i<variables.length;++i)
+			parameters[i] = bindings[variables[i]];
+		IModification result = g.syncRequest(new Query(parameters));
+		return result;
+	}
+
+	@Override
+	public void doExecute(WriteGraph g, Object[] bindings) throws DatabaseException {
+		Object[] parameters = new Object[variables.length];
+		for(int i=0;i<variables.length;++i)
+			parameters[i] = bindings[variables[i]];
+		IModification modi = g.syncRequest(new Query(parameters));
+		if(modi != null)
+			modi.perform(g);
+	}
+	
+	@Override
+	public void mapVariables(TIntIntHashMap map) {
+		for(int i=0;i<variables.length;++i)
+			variables[i] = map.get(variables[i]);		
+	}
+	
+	@Override
+	public void toString(StringBuilder b, int indent) {
+		b.append("QUERY[");
+		b.append(workSpace);
+		b.append("]");
+		for(int i=0;i<variables.length;++i)
+			b.append(" " + variables[i] + "->" + i);
+		b.append('\n');
+		for(int i=0;i<indent;++i)
+			b.append(INDENTATION);
+		rule.toString(b, indent);
+	}
+	
+}