| /* |
| * 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.profiler.heapwalk; |
| |
| import javax.swing.BoundedRangeModel; |
| import javax.swing.event.ChangeEvent; |
| import javax.swing.event.ChangeListener; |
| import org.netbeans.api.progress.ProgressHandle; |
| import org.netbeans.lib.profiler.heap.*; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.util.NbBundle; |
| import org.openide.windows.TopComponent; |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.List; |
| import javax.swing.SwingUtilities; |
| import org.netbeans.modules.profiler.ResultsManager; |
| import org.netbeans.modules.profiler.api.ProfilerStorage; |
| import org.netbeans.modules.profiler.heapwalk.ui.HeapWalkerUI; |
| import org.openide.util.Lookup; |
| |
| |
| /** |
| * |
| * @author Jiri Sedlacek |
| */ |
| @NbBundle.Messages({ |
| "ClassesListController_HeapWalkerDefaultName=HeapWalker", |
| "ClassesListController_LoadingDumpMsg=Loading Heap Dump..." |
| }) |
| public class HeapWalker { |
| //~ Instance fields ---------------------------------------------------------------------------------------------------------- |
| |
| private File heapDumpFile; |
| private HeapFragmentWalker mainHeapWalker; |
| // private HeapWalkerUI heapWalkerUI; |
| private TopComponent heapWalkerUI; |
| private Lookup.Provider heapDumpProject; |
| private String heapWalkerName; |
| private final int segment; |
| |
| //~ Constructors ------------------------------------------------------------------------------------------------------------- |
| |
| // --- Constructors ---------------------------------------------------------- |
| public HeapWalker(Heap heap) { |
| this(heap, 0); |
| } |
| |
| private HeapWalker(Heap heap, int segment) { |
| this.segment = segment; |
| heapWalkerName = Bundle.ClassesListController_HeapWalkerDefaultName(); |
| createMainFragment(heap, segment); |
| |
| // computeRetainedSizes(); |
| } |
| |
| public HeapWalker(File heapFile) throws FileNotFoundException, IOException { |
| this(heapFile, 0); |
| } |
| |
| HeapWalker(File heapFile, int segment) throws FileNotFoundException, IOException { |
| this(createHeap(heapFile, segment), segment); |
| |
| heapDumpFile = heapFile; |
| heapDumpProject = computeHeapDumpProject(heapDumpFile); |
| |
| String fileName = heapDumpFile.getName(); |
| int dotIndex = fileName.lastIndexOf('.'); // NOI18N |
| if (dotIndex > 0 && dotIndex <= fileName.length() - 2) |
| fileName = fileName.substring(0, dotIndex); |
| heapWalkerName = ResultsManager.getDefault().getHeapDumpDisplayName(fileName); |
| } |
| |
| //~ Methods ------------------------------------------------------------------------------------------------------------------ |
| |
| public File getHeapDumpFile() { |
| return heapDumpFile; |
| } |
| |
| public int getHeapDumpSegment() { |
| return segment; |
| } |
| |
| public Lookup.Provider getHeapDumpProject() { |
| return heapDumpProject; |
| } |
| |
| // --- Internal interface ---------------------------------------------------- |
| public HeapFragmentWalker getMainHeapWalker() { |
| return mainHeapWalker; |
| } |
| |
| public String getName() { |
| return heapWalkerName; |
| } |
| |
| // --- Public interface ------------------------------------------------------ |
| public void open() { |
| // SwingUtilities.invokeLater(new Runnable() { |
| // public void run() { |
| // getTopComponent().open(); |
| //// getTopComponent().requestActive(); // For some reason steals focus from Dump Heap button in ProfilerControlPanel2 and causes http://www.netbeans.org/issues/show_bug.cgi?id=92425 |
| // getTopComponent().requestVisible(); // Workaround for the above problem |
| // } |
| // }); |
| HeapWalkerManager.getDefault().openHeapWalker(this); |
| } |
| |
| public TopComponent getTopComponent() { |
| if (heapWalkerUI == null) { |
| heapWalkerUI = new HeapWalkerUI(this); |
| } |
| |
| return heapWalkerUI; |
| } |
| |
| void createMainFragment(Heap heap, int segment) { |
| mainHeapWalker = new HeapFragmentWalker(heap, segment, this, true); |
| } |
| |
| void createReachableFragment(Instance instance) { |
| SwingUtilities.invokeLater(new Runnable() { |
| public void run() { |
| // TODO: Open new tab or select existing one |
| } |
| }); |
| } |
| |
| void createRetainedFragment(Instance instance) { |
| SwingUtilities.invokeLater(new Runnable() { |
| public void run() { |
| // TODO: Open new tab or select existing one |
| } |
| }); |
| } |
| |
| private void computeRetainedSizes() { |
| List<JavaClass> classes = mainHeapWalker.getHeapFragment().getAllClasses(); |
| if (classes.size() > 0) { |
| ProgressHandle pd = ProgressHandle.createHandle(Bundle.HeapFragmentWalker_ComputingRetainedMsg()); |
| pd.start(); |
| classes.get(0).getRetainedSizeByClass(); |
| pd.finish(); |
| } |
| } |
| |
| // --- Private implementation ------------------------------------------------ |
| private static Lookup.Provider computeHeapDumpProject(File heapDumpFile) { |
| if (heapDumpFile == null) { |
| return null; |
| } |
| |
| File heapDumpDir = heapDumpFile.getParentFile(); |
| |
| if (heapDumpDir == null) { |
| return null; |
| } |
| |
| FileObject heapDumpDirObj = FileUtil.toFileObject(heapDumpDir); |
| |
| if ((heapDumpDirObj == null) || !heapDumpDirObj.isValid()) { |
| return null; |
| } |
| |
| return ProfilerStorage.getProjectFromFolder(heapDumpDirObj); |
| } |
| |
| private static Heap createHeap(File heapFile, int segment) throws FileNotFoundException, IOException { |
| ProgressHandle pHandle = null; |
| |
| try { |
| pHandle = ProgressHandle.createHandle(Bundle.ClassesListController_LoadingDumpMsg()); |
| pHandle.setInitialDelay(0); |
| pHandle.start(HeapProgress.PROGRESS_MAX*2); |
| |
| setProgress(pHandle,0); |
| Heap heap = HeapFactory.createHeap(heapFile, segment); |
| setProgress(pHandle,HeapProgress.PROGRESS_MAX); |
| heap.getSummary(); // Precompute HeapSummary within progress |
| |
| return heap; |
| } finally { |
| if (pHandle != null) { |
| pHandle.finish(); |
| } |
| } |
| } |
| |
| private static void setProgress(final ProgressHandle pHandle, final int offset) { |
| final BoundedRangeModel progress = HeapProgress.getProgress(); |
| progress.addChangeListener(new ChangeListener() { |
| public void stateChanged(ChangeEvent e) { |
| pHandle.progress(progress.getValue()+offset); |
| } |
| }); |
| } |
| } |