Java tutorial
/* * Copyright (C) 2012 The Android Open Source Project * * Licensed 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 com.motorola.studio.android.adt; import java.io.File; import java.io.IOException; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; import org.eclipse.core.filesystem.EFS; import org.eclipse.core.filesystem.IFileStore; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.Path; import org.eclipse.jface.preference.IPreferenceStore; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; import org.eclipse.ui.IEditorPart; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPage; import org.eclipse.ui.IWorkbenchWindow; import org.eclipse.ui.PartInitException; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.ide.IDE; import com.android.ddmlib.Client; import com.android.ddmlib.ClientData.IHprofDumpHandler; import com.android.ddmlib.IDevice; import com.android.ddmlib.SyncService; import com.android.ddmuilib.SyncProgressMonitor; import com.android.ddmuilib.handler.BaseFileHandler; import com.android.ide.eclipse.ddms.DdmsPlugin; import com.android.ide.eclipse.ddms.preferences.PreferenceInitializer; import com.motorola.studio.android.AndroidPlugin; import com.motorola.studio.android.common.preferences.DialogWithToggleUtils; import com.motorola.studio.android.common.utilities.EclipseUtils; import com.motorola.studio.android.i18n.AndroidNLS; /** * * Class to handle post HPROF dumping things. Based on the existing HprofHandler from ADT. */ public class MotodevHProfDumpHandler extends BaseFileHandler implements IHprofDumpHandler { public final static String SAVE_ACTION = "hprof.save"; //$NON-NLS-1$ public final static String OPEN_ACTION = "hprof.open"; //$NON-NLS-1$ public final static String HPROF_FILE_EXTENSION = ".hprof"; //$NON-NLS-1$ private final static String FORMATTED_ERROR_STRING = " '%1$s'.\n\n%2$s"; //$NON-NLS-1$ private final static String FORMATTED_ERROR_STRING_2 = " '%1$s'."; //$NON-NLS-1$ private final static String DATE_FORMAT = "yyyy-MM-dd HH-mm-ss"; //$NON-NLS-1$ private String selectedApp; private final IProgressMonitor progressMonitor; /** * @return the selectedApp */ public String getSelectedApp() { return selectedApp; } /** * @param selectedApp the selectedApp to set */ public void setSelectedApp(String selectedApp) { this.selectedApp = selectedApp; } public MotodevHProfDumpHandler(Shell parentShell, IProgressMonitor monitor) { super(parentShell); this.progressMonitor = monitor; } @Override protected String getDialogTitle() { return AndroidNLS.UI_Hprof_Handler_Dialog_Error_Title; } public void onEndFailure(final Client client, final String message) { mParentShell.getDisplay().asyncExec(new Runnable() { public void run() { displayErrorFromUiThread( AndroidNLS.UI_Hprof_Handler_Dialog_Unable_to_create_Hprof + FORMATTED_ERROR_STRING + AndroidNLS.UI_Hprof_Handler_Dialog_Error_Check_Log_Cat, client.getClientData().getClientDescription(), message != null ? message + "\n\n" : ""); //$NON-NLS-1$ //$NON-NLS-2$ } }); synchronized (DDMSFacade.class) { DDMSFacade.class.notify(); } } public void onSuccess(final String remoteFilePath, final Client client) { mParentShell.getDisplay().asyncExec(new Runnable() { public void run() { extractRemoteHprof(remoteFilePath, client); } }); synchronized (DDMSFacade.class) { DDMSFacade.class.notify(); } } private void extractRemoteHprof(final String remoteFilePath, final Client client) { progressMonitor.beginTask(AndroidNLS.DumpHprofFile_GeneratingMemoryAnalysisOutput, 100); final IDevice targetDevice = client.getDevice(); try { // get the sync service to pull the HPROF file final SyncService syncService = client.getDevice().getSyncService(); if (syncService != null) { // get from the preference what action to take IPreferenceStore preferenceStore = DdmsPlugin.getDefault().getPreferenceStore(); String actionValue = preferenceStore.getString(PreferenceInitializer.ATTR_HPROF_ACTION); if (SAVE_ACTION.equals(actionValue)) { warnAboutSaveHprofPreference(); } actionValue = preferenceStore.getString(PreferenceInitializer.ATTR_HPROF_ACTION); if (OPEN_ACTION.equals(actionValue)) { progressMonitor.setTaskName(AndroidNLS.DumpHprofFile_CreatingTempFile); File hprofTempFile = File.createTempFile(selectedApp, HPROF_FILE_EXTENSION); progressMonitor.worked(25); String tempHprofFilePath = hprofTempFile.getAbsolutePath(); progressMonitor.setTaskName(AndroidNLS.DumpHprofFile_GettingFileFromRemoteDevice); progressMonitor.worked(50); syncService.pullFile(remoteFilePath, tempHprofFilePath, new SyncProgressMonitor(progressMonitor, "")); //$NON-NLS-1$ openHprofFileInEditor(tempHprofFilePath); } else { progressMonitor.setTaskName(AndroidNLS.DumpHprofFile_SavingFile); try { promptAndPull(syncService, client.getClientData().getClientDescription() + HPROF_FILE_EXTENSION, remoteFilePath, AndroidNLS.MotodevHProfDumpHandler_saveHProfFile); } catch (Exception e) { displayErrorFromUiThread( AndroidNLS.UI_Hprof_Handler_Dialog_Unable_to_download_Hprof + FORMATTED_ERROR_STRING, targetDevice.getSerialNumber(), e.getLocalizedMessage()); } progressMonitor.worked(100); } } else { displayErrorFromUiThread( AndroidNLS.UI_Hprof_Handler_Dialog_Unable_to_download_Hprof + FORMATTED_ERROR_STRING_2, targetDevice.getSerialNumber()); } } catch (Exception e) { displayErrorFromUiThread( AndroidNLS.UI_Hprof_Handler_Dialog_Unable_to_download_Hprof + FORMATTED_ERROR_STRING_2, targetDevice.getSerialNumber()); } finally { progressMonitor.done(); } } public void onSuccess(final byte[] data, final Client client) { mParentShell.getDisplay().asyncExec(new Runnable() { public void run() { extractLocalHprof(data, client, progressMonitor); } }); synchronized (DDMSFacade.class) { DDMSFacade.class.notify(); } } private void extractLocalHprof(final byte[] data, final Client client, IProgressMonitor monitor) { monitor.beginTask(AndroidNLS.DumpHprofFile_GeneratingMemoryAnalysisOutput, 100); IPreferenceStore preferenceStore = DdmsPlugin.getDefault().getPreferenceStore(); String value = preferenceStore.getString(PreferenceInitializer.ATTR_HPROF_ACTION); if (SAVE_ACTION.equals(value)) { warnAboutSaveHprofPreference(); } value = preferenceStore.getString(PreferenceInitializer.ATTR_HPROF_ACTION); if (OPEN_ACTION.equals(value)) { try { monitor.setTaskName(AndroidNLS.DumpHprofFile_SavingTempFile); File tempHprofFile = saveTempFile(data, HPROF_FILE_EXTENSION); monitor.worked(50); monitor.setTaskName(AndroidNLS.DumpHprofFile_OpeningMemoryAnalysisFile); openHprofFileInEditor(tempHprofFile.getAbsolutePath()); monitor.worked(50); } catch (Exception e) { String errorMsg = e.getMessage(); displayErrorFromUiThread( AndroidNLS.UI_Hprof_Handler_Dialog_Unable_to_Save_Hprof_Data + FORMATTED_ERROR_STRING_2, errorMsg != null ? ":\n" + errorMsg //$NON-NLS-1$ : "."); //$NON-NLS-1$ } } else { monitor.setTaskName(AndroidNLS.DumpHprofFile_SavingFile); promptAndSave(client.getClientData().getClientDescription() + HPROF_FILE_EXTENSION, data, AndroidNLS.UI_Hprof_Handler_Save_Prompt); monitor.worked(100); } monitor.done(); } private void warnAboutSaveHprofPreference() { Display.getCurrent().syncExec(new Runnable() { public void run() { boolean openPrefPage = DialogWithToggleUtils.showQuestion(AndroidPlugin.WARN_ABOUT_HPROF_PREFERENCE, AndroidNLS.MotodevHProfDumpHandler_warnAboutHprofSavePrefTitle, AndroidNLS.MotodevHProfDumpHandler_warnAboutHprofSavePrefMsg); if (openPrefPage) { IWorkbench workbench = PlatformUI.getWorkbench(); IWorkbenchWindow ww = workbench.getActiveWorkbenchWindow(); EclipseUtils.openPreference(ww.getShell(), "com.android.ide.eclipse.ddms.preferences.PreferencePage"); //$NON-NLS-1$ } } }); } /** * Opens the HProf file into MAT editor * @param path * @throws IOException * @throws InterruptedException * @throws PartInitException */ private void openHprofFileInEditor(String path) throws IOException, InterruptedException, PartInitException { // make a file to convert the hprof into something // readable by normal tools String hprofPath = getHProfLocalFileName(path); String[] commands = new String[3]; commands[0] = DdmsPlugin.getHprofConverter(); commands[1] = path; commands[2] = hprofPath; Process p = Runtime.getRuntime().exec(commands); p.waitFor(); IFileStore fileSystemStore = EFS.getLocalFileSystem().getStore(new Path(hprofPath)); if (!fileSystemStore.fetchInfo().isDirectory() && fileSystemStore.fetchInfo().exists()) { IWorkbenchPage workbenchPage = AndroidPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow() .getActivePage(); IEditorPart editorPart = IDE.openEditorOnFileStore(workbenchPage, fileSystemStore); // Store information about the opened file and the selected app AndroidPlugin.getDefault().getPreferenceStore().setValue(editorPart.getEditorInput().getName(), selectedApp); } } /** * Gets local (desktop) file name based on selected app and the current date * @param path * @return */ private String getHProfLocalFileName(String path) { Date date = new Date(); DateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT); File ddmsPath = new File(path); File hprofFileHandler = new File(ddmsPath.getParent(), selectedApp + " " + dateFormat.format(date) //$NON-NLS-1$ + HPROF_FILE_EXTENSION); String hprofPath = hprofFileHandler.getAbsolutePath(); return hprofPath; } }