Java tutorial
//package com.java2s; /* * Copyright 2013 Christian Ketterer (cketti) * * 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. */ import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; public class Main { /** * K-9 Mail's package name. */ public static final String PACKAGE_NAME = "com.fsck.k9"; /** * Returns an intent to start K-9 Mail. * * @param context * Used to retrieve the package manager. * * @return An intent to start K-9 Mail's main activity, or {@code null} in case of an error. */ public static final Intent getStartK9Intent(Context context) { try { PackageManager manager = context.getPackageManager(); Intent intent = manager.getLaunchIntentForPackage(PACKAGE_NAME); intent.addCategory(Intent.CATEGORY_LAUNCHER); return intent; } catch (Exception e) { return null; } } }