]> gerrit.simantics Code Review - simantics/platform.git/blobdiff - bundles/org.simantics.db.impl/src/org/simantics/db/impl/query/SuperRelations.java
Fixed all line endings of the repository
[simantics/platform.git] / bundles / org.simantics.db.impl / src / org / simantics / db / impl / query / SuperRelations.java
index 2de2e45434212faadea043d7317c25526493cf1b..e76f702e14f54ca8b1a379ba255ca8d4e69f229c 100644 (file)
-/*******************************************************************************\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.impl.query;\r
-\r
-import gnu.trove.procedure.TIntProcedure;\r
-import gnu.trove.set.hash.TIntHashSet;\r
-\r
-import java.util.concurrent.Semaphore;\r
-import java.util.concurrent.atomic.AtomicInteger;\r
-\r
-import org.simantics.db.impl.graph.ReadGraphImpl;\r
-import org.simantics.db.impl.procedure.InternalProcedure;\r
-import org.simantics.db.procedure.ListenerBase;\r
-\r
-final public class SuperRelations extends UnaryQuery<InternalProcedure<IntSet>> {\r
-       \r
-//     public ArrayList<InternalProcedure<IntSet>> procs = null;\r
-    \r
-    private SuperRelations(final int resource) {\r
-        super(resource);\r
-    }\r
-    \r
-    final static SuperRelations entry(final QueryProcessor provider, final int r) {\r
-        \r
-        return (SuperRelations)provider.superRelationsMap.get(r);\r
-\r
-    }\r
-\r
-    final static IntSet runner(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) {\r
-\r
-        SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);\r
-        if(entry == null) {\r
-\r
-               entry = new SuperRelations(r);\r
-               entry.setPending();\r
-               entry.clearResult(provider.querySupport);\r
-               entry.putEntry(provider);\r
-               \r
-               return (IntSet)provider.performForEach(graph, entry, parent, listener, procedure);\r
-            \r
-        } else {\r
-               \r
-            if(!entry.isReady()) {\r
-                throw new IllegalStateException();\r
-            }\r
-            return (IntSet)provider.performForEach(graph, entry, parent, listener, procedure);\r
-            \r
-        }\r
-\r
-    }\r
-    \r
-    final static IntSet runner2(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) throws Throwable {\r
-\r
-        SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);\r
-        if(entry == null) {\r
-\r
-            entry = new SuperRelations(r);\r
-            entry.setPending();\r
-            entry.clearResult(provider.querySupport);\r
-            entry.putEntry(provider);\r
-            \r
-            return (IntSet)provider.performForEach2(graph, entry, parent, listener, procedure);\r
-            \r
-        } else {\r
-            \r
-            if(!entry.isReady()) {\r
-                throw new IllegalStateException();\r
-            }\r
-            return (IntSet)provider.performForEach2(graph, entry, parent, listener, procedure);\r
-            \r
-        }\r
-\r
-    }    \r
-    \r
-    final public static void queryEach(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) {\r
-\r
-        if(parent == null && listener == null) {\r
-               SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);\r
-               if(entry != null && entry.isReady()) {\r
-                   entry.performFromCache(graph, provider, procedure);\r
-                   return;\r
-               }\r
-        }\r
-        \r
-        runner(graph, r, provider, parent, listener, procedure);\r
-         \r
-    }\r
-\r
-    final public static IntSet queryEach2(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) throws Throwable {\r
-\r
-        if(parent == null && listener == null) {\r
-            SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);\r
-            if(entry != null && entry.isReady()) {\r
-                return (IntSet)entry.get(graph, provider, procedure);\r
-            }\r
-        }\r
-        \r
-        return runner2(graph, r, provider, parent, listener, procedure);\r
-         \r
-    }\r
-    \r
-       @Override\r
-       public UnaryQuery<InternalProcedure<IntSet>> getEntry(QueryProcessor provider) {\r
-        return provider.superRelationsMap.get(id);\r
-       }\r
-       \r
-       @Override\r
-       public void putEntry(QueryProcessor provider) {\r
-        provider.superRelationsMap.put(id, this);\r
-       }\r
-\r
-       @Override\r
-       final public void removeEntry(QueryProcessor provider) {\r
-               provider.superRelationsMap.remove(id);\r
-       }\r
-       \r
-       static int histoCounter = 0;\r
-       static IntSet EMPTY_SET = new IntSet();\r
-    static int counter = 0;\r
-    \r
-    class Koss {\r
-        \r
-        private TIntHashSet set = null;\r
-        public int single = 0;\r
-        \r
-        public boolean add(int val) {\r
-            if(single == val) return false;\r
-            if(single == 0) {\r
-                single = val;\r
-                return true;\r
-            }\r
-            if(set == null) set = new TIntHashSet(4);\r
-            return set.add(val);\r
-        }\r
-        \r
-        public int size() {\r
-            \r
-            if(single == 0) return 0;\r
-            if(set == null) return 1;\r
-            return set.size() + 1;\r
-            \r
-        }\r
-\r
-        public void forEach(TIntProcedure proc) {\r
-            if(single > 0) proc.execute(single);\r
-            if(set != null) set.forEach(proc);\r
-        }\r
-        \r
-    }\r
-\r
-       @Override\r
-       public Object computeForEach(final ReadGraphImpl graph, final QueryProcessor provider, final InternalProcedure<IntSet> procedure, final boolean store) {\r
-\r
-               provider.querySupport.ensureLoaded(graph, id);\r
-               \r
-           final InternalProcedure<IntSet> proc = (InternalProcedure<IntSet>)procedure;\r
-\r
-           final int subrelationOf = provider.getSubrelationOf();\r
-\r
-           final IntSet result = new IntSet(provider.querySupport);\r
-\r
-           final class DirectProcedure extends Koss implements IntProcedure, TIntProcedure, InternalProcedure<IntSet> {\r
-               @Override\r
-               final public boolean execute(int r) {\r
-                       result.add(r);\r
-                       return true;\r
-               }\r
-               @Override\r
-               final public void execute(ReadGraphImpl graph, int r) {\r
-                       if(single == 0) {\r
-                               single = r;\r
-                               return;\r
-                       }\r
-                       add(r);\r
-               }\r
-               @Override\r
-               final public void execute(ReadGraphImpl graph, IntSet set) {\r
-                       set.forEach(this);\r
-                       addOrSet(graph, result, provider);\r
-                       proc.execute(graph, result);\r
-               }\r
-               @Override\r
-               public void finished(ReadGraphImpl graph) {\r
-               }\r
-               @Override\r
-               public void exception(ReadGraphImpl graph, Throwable t) {\r
-                       throw new Error("Errors are not supported.", t);\r
-               }\r
-\r
-           }\r
-\r
-           final DirectProcedure directProc = new DirectProcedure();\r
-\r
-           provider.querySupport.getObjects(graph, id, subrelationOf, directProc);\r
-\r
-           int size = directProc.size();\r
-\r
-           if(size == 0) {\r
-\r
-               addOrSet(graph, EMPTY_SET, provider);\r
-               proc.execute(graph, EMPTY_SET);\r
-\r
-           } else if (size == 1) {\r
-\r
-               result.add(directProc.single);\r
-               SuperRelations.queryEach(graph, directProc.single, provider, SuperRelations.this, null, directProc);\r
-\r
-           } else {\r
-\r
-               //                  if((counter++ % 500) == 0) System.out.println("SR " + counter);\r
-\r
-               final TIntProcedure addToResult = new TIntProcedure() {\r
-                       @Override\r
-                       public boolean execute(int r) {\r
-                               synchronized(result) {\r
-                                       result.add(r);\r
-                               }\r
-                               return true;\r
-                       }\r
-               };\r
-\r
-               final AtomicInteger finishes = new AtomicInteger(0);\r
-\r
-               directProc.forEach(new TIntProcedure() {\r
-\r
-                       @Override\r
-                       public boolean execute(int arg0) {\r
-\r
-                               synchronized(result) {\r
-                                       result.add(arg0);\r
-                               }\r
-\r
-                               SuperRelations.queryEach(graph, arg0, provider, SuperRelations.this, null, new InternalProcedure<IntSet>() {\r
-\r
-                                       @Override\r
-                                       public void execute(ReadGraphImpl graph, IntSet set) {\r
-                                               set.forEach(addToResult);\r
-                                               int current = finishes.addAndGet(1);\r
-                                               if(current == directProc.size()) {\r
-                                                       addOrSet(graph, result, provider);\r
-                                                       proc.execute(graph, result);\r
-                                                       return; \r
-                                               }\r
-                                       }\r
-\r
-                                       @Override\r
-                                       public void exception(ReadGraphImpl graph, Throwable t) {\r
-                                               proc.exception(graph, t);\r
-                                       }\r
-\r
-                               });\r
-\r
-                               return true;\r
-\r
-                       }\r
-\r
-               });\r
-\r
-           }\r
-           \r
-           return result;\r
-        \r
-    }\r
-    \r
-    @Override\r
-    public String toString() {\r
-       return "SuperRelations[" + id + "]";\r
-    }\r
-\r
-    private void addOrSet(ReadGraphImpl graph, final IntSet value, QueryProcessor provider) {\r
-\r
-        assert(!isReady());\r
-\r
-//        ArrayList<InternalProcedure<IntSet>> p = null;\r
-\r
-        synchronized(this) {\r
-        \r
-            value.trim();\r
-            setResult(value);\r
-            setReady();\r
-//            p = procs;\r
-//            procs = null; \r
-        \r
-        }\r
-\r
-//        if(p != null) {\r
-//             IntSet v = (IntSet)getResult();\r
-//             if(v != null) {\r
-//                 for(InternalProcedure<IntSet> proc : p) proc.execute(graph, v);\r
-//             }\r
-//        }\r
-        \r
-    }\r
-    \r
-    @Override\r
-    public Object performFromCache(ReadGraphImpl graph, QueryProcessor provider, InternalProcedure<IntSet> procedure) {\r
-              \r
-        assert(isReady());\r
-\r
-       if(handleException(graph, procedure)) return null;\r
-        \r
-       IntSet result = getResult();\r
-       \r
-        procedure.execute(graph, result);\r
-        \r
-        return result;\r
-        \r
-    }\r
-\r
-    @Override\r
-    public void recompute(ReadGraphImpl graph, QueryProcessor provider) {\r
-        \r
-        final Semaphore s = new Semaphore(0);\r
-\r
-        computeForEach(graph, provider, new InternalProcedure<IntSet>() {\r
-\r
-               @Override\r
-               public void execute(ReadGraphImpl graph, IntSet result) {\r
-                s.release();\r
-               }\r
-\r
-            @Override\r
-            public void exception(ReadGraphImpl graph, Throwable t) {\r
-               s.release();\r
-                new Error("Error in recompute.", t).printStackTrace();\r
-            }\r
-\r
-        }, true);\r
-\r
-        while(!s.tryAcquire()) {\r
-               provider.resume(graph);\r
-        }\r
-        \r
-    }\r
-    \r
-\r
-    @Override\r
-    boolean isImmutable(ReadGraphImpl graph) {\r
-       return graph.processor.isImmutable(id);\r
-    }\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.impl.query;
+
+import gnu.trove.procedure.TIntProcedure;
+import gnu.trove.set.hash.TIntHashSet;
+
+import java.util.concurrent.Semaphore;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import org.simantics.db.impl.graph.ReadGraphImpl;
+import org.simantics.db.impl.procedure.InternalProcedure;
+import org.simantics.db.procedure.ListenerBase;
+
+final public class SuperRelations extends UnaryQuery<InternalProcedure<IntSet>> {
+       
+//     public ArrayList<InternalProcedure<IntSet>> procs = null;
+    
+    private SuperRelations(final int resource) {
+        super(resource);
+    }
+    
+    final static SuperRelations entry(final QueryProcessor provider, final int r) {
+        
+        return (SuperRelations)provider.superRelationsMap.get(r);
+
+    }
+
+    final static IntSet runner(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) {
+
+        SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);
+        if(entry == null) {
+
+               entry = new SuperRelations(r);
+               entry.setPending();
+               entry.clearResult(provider.querySupport);
+               entry.putEntry(provider);
+               
+               return (IntSet)provider.performForEach(graph, entry, parent, listener, procedure);
+            
+        } else {
+               
+            if(!entry.isReady()) {
+                throw new IllegalStateException();
+            }
+            return (IntSet)provider.performForEach(graph, entry, parent, listener, procedure);
+            
+        }
+
+    }
+    
+    final static IntSet runner2(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) throws Throwable {
+
+        SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);
+        if(entry == null) {
+
+            entry = new SuperRelations(r);
+            entry.setPending();
+            entry.clearResult(provider.querySupport);
+            entry.putEntry(provider);
+            
+            return (IntSet)provider.performForEach2(graph, entry, parent, listener, procedure);
+            
+        } else {
+            
+            if(!entry.isReady()) {
+                throw new IllegalStateException();
+            }
+            return (IntSet)provider.performForEach2(graph, entry, parent, listener, procedure);
+            
+        }
+
+    }    
+    
+    final public static void queryEach(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) {
+
+        if(parent == null && listener == null) {
+               SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);
+               if(entry != null && entry.isReady()) {
+                   entry.performFromCache(graph, provider, procedure);
+                   return;
+               }
+        }
+        
+        runner(graph, r, provider, parent, listener, procedure);
+         
+    }
+
+    final public static IntSet queryEach2(ReadGraphImpl graph, final int r, final QueryProcessor provider, final CacheEntry parent, final ListenerBase listener, final InternalProcedure<IntSet> procedure) throws Throwable {
+
+        if(parent == null && listener == null) {
+            SuperRelations entry = (SuperRelations)provider.superRelationsMap.get(r);
+            if(entry != null && entry.isReady()) {
+                return (IntSet)entry.get(graph, provider, procedure);
+            }
+        }
+        
+        return runner2(graph, r, provider, parent, listener, procedure);
+         
+    }
+    
+       @Override
+       public UnaryQuery<InternalProcedure<IntSet>> getEntry(QueryProcessor provider) {
+        return provider.superRelationsMap.get(id);
+       }
+       
+       @Override
+       public void putEntry(QueryProcessor provider) {
+        provider.superRelationsMap.put(id, this);
+       }
+
+       @Override
+       final public void removeEntry(QueryProcessor provider) {
+               provider.superRelationsMap.remove(id);
+       }
+       
+       static int histoCounter = 0;
+       static IntSet EMPTY_SET = new IntSet();
+    static int counter = 0;
+    
+    class Koss {
+        
+        private TIntHashSet set = null;
+        public int single = 0;
+        
+        public boolean add(int val) {
+            if(single == val) return false;
+            if(single == 0) {
+                single = val;
+                return true;
+            }
+            if(set == null) set = new TIntHashSet(4);
+            return set.add(val);
+        }
+        
+        public int size() {
+            
+            if(single == 0) return 0;
+            if(set == null) return 1;
+            return set.size() + 1;
+            
+        }
+
+        public void forEach(TIntProcedure proc) {
+            if(single > 0) proc.execute(single);
+            if(set != null) set.forEach(proc);
+        }
+        
+    }
+
+       @Override
+       public Object computeForEach(final ReadGraphImpl graph, final QueryProcessor provider, final InternalProcedure<IntSet> procedure, final boolean store) {
+
+               provider.querySupport.ensureLoaded(graph, id);
+               
+           final InternalProcedure<IntSet> proc = (InternalProcedure<IntSet>)procedure;
+
+           final int subrelationOf = provider.getSubrelationOf();
+
+           final IntSet result = new IntSet(provider.querySupport);
+
+           final class DirectProcedure extends Koss implements IntProcedure, TIntProcedure, InternalProcedure<IntSet> {
+               @Override
+               final public boolean execute(int r) {
+                       result.add(r);
+                       return true;
+               }
+               @Override
+               final public void execute(ReadGraphImpl graph, int r) {
+                       if(single == 0) {
+                               single = r;
+                               return;
+                       }
+                       add(r);
+               }
+               @Override
+               final public void execute(ReadGraphImpl graph, IntSet set) {
+                       set.forEach(this);
+                       addOrSet(graph, result, provider);
+                       proc.execute(graph, result);
+               }
+               @Override
+               public void finished(ReadGraphImpl graph) {
+               }
+               @Override
+               public void exception(ReadGraphImpl graph, Throwable t) {
+                       throw new Error("Errors are not supported.", t);
+               }
+
+           }
+
+           final DirectProcedure directProc = new DirectProcedure();
+
+           provider.querySupport.getObjects(graph, id, subrelationOf, directProc);
+
+           int size = directProc.size();
+
+           if(size == 0) {
+
+               addOrSet(graph, EMPTY_SET, provider);
+               proc.execute(graph, EMPTY_SET);
+
+           } else if (size == 1) {
+
+               result.add(directProc.single);
+               SuperRelations.queryEach(graph, directProc.single, provider, SuperRelations.this, null, directProc);
+
+           } else {
+
+               //                  if((counter++ % 500) == 0) System.out.println("SR " + counter);
+
+               final TIntProcedure addToResult = new TIntProcedure() {
+                       @Override
+                       public boolean execute(int r) {
+                               synchronized(result) {
+                                       result.add(r);
+                               }
+                               return true;
+                       }
+               };
+
+               final AtomicInteger finishes = new AtomicInteger(0);
+
+               directProc.forEach(new TIntProcedure() {
+
+                       @Override
+                       public boolean execute(int arg0) {
+
+                               synchronized(result) {
+                                       result.add(arg0);
+                               }
+
+                               SuperRelations.queryEach(graph, arg0, provider, SuperRelations.this, null, new InternalProcedure<IntSet>() {
+
+                                       @Override
+                                       public void execute(ReadGraphImpl graph, IntSet set) {
+                                               set.forEach(addToResult);
+                                               int current = finishes.addAndGet(1);
+                                               if(current == directProc.size()) {
+                                                       addOrSet(graph, result, provider);
+                                                       proc.execute(graph, result);
+                                                       return; 
+                                               }
+                                       }
+
+                                       @Override
+                                       public void exception(ReadGraphImpl graph, Throwable t) {
+                                               proc.exception(graph, t);
+                                       }
+
+                               });
+
+                               return true;
+
+                       }
+
+               });
+
+           }
+           
+           return result;
+        
+    }
+    
+    @Override
+    public String toString() {
+       return "SuperRelations[" + id + "]";
+    }
+
+    private void addOrSet(ReadGraphImpl graph, final IntSet value, QueryProcessor provider) {
+
+        assert(!isReady());
+
+//        ArrayList<InternalProcedure<IntSet>> p = null;
+
+        synchronized(this) {
+        
+            value.trim();
+            setResult(value);
+            setReady();
+//            p = procs;
+//            procs = null; 
+        
+        }
+
+//        if(p != null) {
+//             IntSet v = (IntSet)getResult();
+//             if(v != null) {
+//                 for(InternalProcedure<IntSet> proc : p) proc.execute(graph, v);
+//             }
+//        }
+        
+    }
+    
+    @Override
+    public Object performFromCache(ReadGraphImpl graph, QueryProcessor provider, InternalProcedure<IntSet> procedure) {
+              
+        assert(isReady());
+
+       if(handleException(graph, procedure)) return null;
+        
+       IntSet result = getResult();
+       
+        procedure.execute(graph, result);
+        
+        return result;
+        
+    }
+
+    @Override
+    public void recompute(ReadGraphImpl graph, QueryProcessor provider) {
+        
+        final Semaphore s = new Semaphore(0);
+
+        computeForEach(graph, provider, new InternalProcedure<IntSet>() {
+
+               @Override
+               public void execute(ReadGraphImpl graph, IntSet result) {
+                s.release();
+               }
+
+            @Override
+            public void exception(ReadGraphImpl graph, Throwable t) {
+               s.release();
+                new Error("Error in recompute.", t).printStackTrace();
+            }
+
+        }, true);
+
+        while(!s.tryAcquire()) {
+               provider.resume(graph);
+        }
+        
+    }
+    
+
+    @Override
+    boolean isImmutable(ReadGraphImpl graph) {
+       return graph.processor.isImmutable(id);
+    }
+    
+}