| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.netbeans.modules.debugger.jpda.visual; |
| |
| import com.sun.jdi.Field; |
| import com.sun.jdi.ObjectReference; |
| import com.sun.jdi.Value; |
| import java.util.Arrays; |
| import java.util.Comparator; |
| import java.util.Map; |
| import org.netbeans.modules.debugger.jpda.jdi.ClassNotPreparedExceptionWrapper; |
| import org.netbeans.modules.debugger.jpda.jdi.InternalExceptionWrapper; |
| import org.netbeans.modules.debugger.jpda.jdi.ObjectCollectedExceptionWrapper; |
| import org.netbeans.modules.debugger.jpda.jdi.ObjectReferenceWrapper; |
| import org.netbeans.modules.debugger.jpda.jdi.ReferenceTypeWrapper; |
| import org.netbeans.modules.debugger.jpda.jdi.VMDisconnectedExceptionWrapper; |
| |
| /** |
| * Find fields in which individual components are declared. |
| * |
| * @author Martin Entlicher |
| */ |
| public class ComponentsFieldFinder { |
| |
| static void findFieldsForComponents(JavaComponentInfo ci) { |
| // Components by UID: |
| int n = countComponents(ci); |
| long[] uids = new long[n]; |
| JavaComponentInfo[] components = new JavaComponentInfo[n]; |
| fillComponents(ci, components, 0); |
| Arrays.sort(components, new JavaComponentInfoUIDComparator()); |
| for (int i = 0; i < n; i++) { |
| uids[i] = components[i].uid; |
| } |
| for (JavaComponentInfo jci : components) { |
| if (jci.isCustomType() && jci.getSubComponents().length > 0) { |
| ObjectReference c = jci.getComponent(); |
| try { |
| Map<Field, Value> fieldValues = ObjectReferenceWrapper.getValues(c, ReferenceTypeWrapper.fields(ObjectReferenceWrapper.referenceType(c))); |
| for (Map.Entry<Field, Value> fv : fieldValues.entrySet()) { |
| Value value = fv.getValue(); |
| if (value instanceof ObjectReference) { |
| long uid = ObjectReferenceWrapper.uniqueID((ObjectReference) value); |
| int index = Arrays.binarySearch(uids, uid); |
| if (index >= 0) { |
| components[index].setFieldInfo(new JavaComponentInfo.FieldInfo(fv.getKey(), jci)); |
| } |
| } |
| } |
| } catch (ClassNotPreparedExceptionWrapper cnpex) { |
| } catch (InternalExceptionWrapper iex) { |
| } catch (ObjectCollectedExceptionWrapper ocex) { |
| } catch (VMDisconnectedExceptionWrapper vmdex) { |
| return ; |
| } |
| } |
| } |
| } |
| |
| private static int countComponents(JavaComponentInfo ci) { |
| int n = 1; |
| for (JavaComponentInfo jci : ci.getSubComponents()) { |
| n += countComponents(jci); |
| } |
| return n; |
| } |
| |
| private static int fillComponents(JavaComponentInfo ci, JavaComponentInfo[] components, int pos) { |
| components[pos] = ci; |
| pos++; |
| for (JavaComponentInfo jci : ci.getSubComponents()) { |
| pos = fillComponents(jci, components, pos); |
| } |
| return pos; |
| } |
| |
| private static class JavaComponentInfoUIDComparator implements Comparator<JavaComponentInfo> { |
| |
| public JavaComponentInfoUIDComparator() { |
| } |
| |
| @Override |
| public int compare(JavaComponentInfo o1, JavaComponentInfo o2) { |
| if (o1.uid == o2.uid) { |
| return 0; |
| } else if (o1.uid < o2.uid) { |
| return -1; |
| } else { |
| return +1; |
| } |
| } |
| } |
| } |