Android example source code file (AppNotRespondingDialog.java)

This example Android source code file (AppNotRespondingDialog.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activitymanagerservice, activitynotfoundexception, android, application, appnotrespondingdialog, baseerrordialog, charsequence, content, context, force_close, handler, historyrecord, os, processrecord, resources, tag, util, utilities, utils, wait_and_report

The AppNotRespondingDialog.java Android example source code

/*
 * Copyright (C) 2006 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.android.server.am;

import static android.view.WindowManager.LayoutParams.FLAG_SYSTEM_ERROR;

import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Resources;
import android.os.Handler;
import android.os.Message;
import android.os.Process;
import android.util.Slog;

class AppNotRespondingDialog extends BaseErrorDialog {
    private static final String TAG = "AppNotRespondingDialog";

    // Event 'what' codes
    static final int FORCE_CLOSE = 1;
    static final int WAIT = 2;
    static final int WAIT_AND_REPORT = 3;

    private final ActivityManagerService mService;
    private final ProcessRecord mProc;
    
    public AppNotRespondingDialog(ActivityManagerService service, Context context,
            ProcessRecord app, HistoryRecord activity) {
        super(context);
        
        mService = service;
        mProc = app;
        Resources res = context.getResources();
        
        setCancelable(false);

        int resid;
        CharSequence name1 = activity != null
                ? activity.info.loadLabel(context.getPackageManager())
                : null;
        CharSequence name2 = null;
        if ((app.pkgList.size() == 1) &&
                (name2=context.getPackageManager().getApplicationLabel(app.info)) != null) {
            if (name1 != null) {
                resid = com.android.internal.R.string.anr_activity_application;
            } else {
                name1 = name2;
                name2 = app.processName;
                resid = com.android.internal.R.string.anr_application_process;
            }
        } else {
            if (name1 != null) {
                name2 = app.processName;
                resid = com.android.internal.R.string.anr_activity_process;
            } else {
                name1 = app.processName;
                resid = com.android.internal.R.string.anr_process;
            }
        }

        setMessage(name2 != null
                ? res.getString(resid, name1.toString(), name2.toString())
                : res.getString(resid, name1.toString()));

        setButton(DialogInterface.BUTTON_POSITIVE,
                res.getText(com.android.internal.R.string.force_close),
                mHandler.obtainMessage(FORCE_CLOSE));
        setButton(DialogInterface.BUTTON_NEUTRAL,
                res.getText(com.android.internal.R.string.wait),
                mHandler.obtainMessage(WAIT));

        if (app.errorReportReceiver != null) {
            setButton(DialogInterface.BUTTON_NEGATIVE,
                    res.getText(com.android.internal.R.string.report),
                    mHandler.obtainMessage(WAIT_AND_REPORT));
        }

        setTitle(res.getText(com.android.internal.R.string.anr_title));
        getWindow().addFlags(FLAG_SYSTEM_ERROR);
        getWindow().setTitle("Application Not Responding: " + app.info.processName);
    }

    public void onStop() {
    }

    private final Handler mHandler = new Handler() {
        public void handleMessage(Message msg) {
            Intent appErrorIntent = null;
            switch (msg.what) {
                case FORCE_CLOSE:
                    // Kill the application.
                    mService.killAppAtUsersRequest(mProc, AppNotRespondingDialog.this);
                    break;
                case WAIT_AND_REPORT:
                case WAIT:
                    // Continue waiting for the application.
                    synchronized (mService) {
                        ProcessRecord app = mProc;

                        if (msg.what == WAIT_AND_REPORT) {
                            appErrorIntent = mService.createAppErrorIntentLocked(app,
                                    System.currentTimeMillis(), null);
                        }

                        app.notResponding = false;
                        app.notRespondingReport = null;
                        if (app.anrDialog == AppNotRespondingDialog.this) {
                            app.anrDialog = null;
                        }
                    }
                    break;
            }

            if (appErrorIntent != null) {
                try {
                    getContext().startActivity(appErrorIntent);
                } catch (ActivityNotFoundException e) {
                    Slog.w(TAG, "bug report receiver dissappeared", e);
                }
            }
        }
    };
}