/* * Copyright (C) 2007 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 android.content.pm; import java.util.Comparator; import android.content.res.Resources; import android.graphics.drawable.Drawable; import android.os.Parcelable; import android.util.Printer; /** * Information you can retrieve about a particular application. This corresponds * to information collected from the AndroidManifest.xml's <application> * tag. */ public class ApplicationInfo extends PackageItemInfo implements Parcelable { /** * Default task affinity of all activities in this application. See * {@link ActivityInfo#taskAffinity} for more information. This comes from * the "taskAffinity" attribute. */ public String taskAffinity; /** * Optional name of a permission required to be able to access this * application's components. From the "permission" attribute. */ public String permission; /** * The name of the process this application should run in. From the * "process" attribute or, if not set, the same as <var>packageName</var>. */ public String processName; /** * Class implementing the Application object. From the "class" attribute. */ public String className; /** * A style resource identifier (in the package's resources) of the * description of an application. From the "description" attribute or, if * not set, 0. */ public int descriptionRes; /** * A style resource identifier (in the package's resources) of the default * visual theme of the application. From the "theme" attribute or, if not * set, 0. */ public int theme; /** * Class implementing the Application's manage space functionality. From the * "manageSpaceActivity" attribute. This is an optional attribute and will * be null if applications don't specify it in their manifest */ public String manageSpaceActivityName; /** * Class implementing the Application's backup functionality. From the * "backupAgent" attribute. This is an optional attribute and will be null * if the application does not specify it in its manifest. * * <p> * If android:allowBackup is set to false, this attribute is ignored. */ public String backupAgentName; /** * Value for {@link #flags}: if set, this application is installed in the * device's system image. */ public static final int FLAG_SYSTEM = 1 << 0; /** * Value for {@link #flags}: set to true if this application would like to * allow debugging of its code, even when installed on a non-development * system. Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_debuggable * android:debuggable} of the <application> tag. */ public static final int FLAG_DEBUGGABLE = 1 << 1; /** * Value for {@link #flags}: set to true if this application has code * associated with it. Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_hasCode * android:hasCode} of the <application> tag. */ public static final int FLAG_HAS_CODE = 1 << 2; /** * Value for {@link #flags}: set to true if this application is persistent. * Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_persistent * android:persistent} of the <application> tag. */ public static final int FLAG_PERSISTENT = 1 << 3; /** * Value for {@link #flags}: set to true if this application holds the * {@link android.Manifest.permission#FACTORY_TEST} permission and the * device is running in factory test mode. */ public static final int FLAG_FACTORY_TEST = 1 << 4; /** * Value for {@link #flags}: default value for the corresponding * ActivityInfo flag. Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_allowTaskReparenting * android:allowTaskReparenting} of the <application> tag. */ public static final int FLAG_ALLOW_TASK_REPARENTING = 1 << 5; /** * Value for {@link #flags}: default value for the corresponding * ActivityInfo flag. Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_allowClearUserData * android:allowClearUserData} of the <application> tag. */ public static final int FLAG_ALLOW_CLEAR_USER_DATA = 1 << 6; /** * Value for {@link #flags}: this is set if this application has been * install as an update to a built-in system application. */ public static final int FLAG_UPDATED_SYSTEM_APP = 1 << 7; /** * Value for {@link #flags}: this is set of the application has specified * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_testOnly * android:testOnly} to be true. */ public static final int FLAG_TEST_ONLY = 1 << 8; /** * Value for {@link #flags}: true when the application's window can be * reduced in size for smaller screens. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_smallScreens * android:smallScreens}. */ public static final int FLAG_SUPPORTS_SMALL_SCREENS = 1 << 9; /** * Value for {@link #flags}: true when the application's window can be * displayed on normal screens. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_normalScreens * android:normalScreens}. */ public static final int FLAG_SUPPORTS_NORMAL_SCREENS = 1 << 10; /** * Value for {@link #flags}: true when the application's window can be * increased in size for larger screens. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_largeScreens * android:largeScreens}. */ public static final int FLAG_SUPPORTS_LARGE_SCREENS = 1 << 11; /** * Value for {@link #flags}: true when the application knows how to adjust * its UI for different screen sizes. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_resizeable * android:resizeable}. */ public static final int FLAG_RESIZEABLE_FOR_SCREENS = 1 << 12; /** * Value for {@link #flags}: true when the application knows how to * accomodate different screen densities. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_anyDensity * android:anyDensity}. */ public static final int FLAG_SUPPORTS_SCREEN_DENSITIES = 1 << 13; /** * Value for {@link #flags}: set to true if this application would like to * request the VM to operate under the safe mode. Comes from * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_vmSafeMode * android:vmSafeMode} of the <application> tag. */ public static final int FLAG_VM_SAFE_MODE = 1 << 14; /** * Value for {@link #flags}: set to <code>false</code> if the application * does not wish to permit any OS-driven backups of its data; * <code>true</code> otherwise. * * <p> * Comes from the * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_allowBackup * android:allowBackup} attribute of the <application> tag. */ public static final int FLAG_ALLOW_BACKUP = 1 << 15; /** * Value for {@link #flags}: set to <code>false</code> if the application * must be kept in memory following a full-system restore operation; * <code>true</code> otherwise. Ordinarily, during a full system restore * operation each application is shut down following execution of its * agent's onRestore() method. Setting this attribute to <code>false</code> * prevents this. Most applications will not need to set this attribute. * * <p> * If {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_allowBackup * android:allowBackup} is set to <code>false</code> or no * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_backupAgent * android:backupAgent} is specified, this flag will be ignored. * * <p> * Comes from the * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_killAfterRestore * android:killAfterRestore} attribute of the <application> tag. */ public static final int FLAG_KILL_AFTER_RESTORE = 1 << 16; /** * Value for {@link #flags}: Set to <code>true</code> if the application's * backup agent claims to be able to handle restore data even * "from the future," i.e. from versions of the application with a * versionCode greater than the one currently installed on the device. * <i>Use with caution!</i> By default this attribute is <code>false</code> * and the Backup Manager will ensure that data from "future" versions of * the application are never supplied during a restore operation. * * <p> * If {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_allowBackup * android:allowBackup} is set to <code>false</code> or no * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_backupAgent * android:backupAgent} is specified, this flag will be ignored. * * <p> * Comes from the * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_restoreAnyVersion * android:restoreAnyVersion} attribute of the <application> tag. */ public static final int FLAG_RESTORE_ANY_VERSION = 1 << 17; /** * Value for {@link #flags}: Set to true if the application is currently * installed on external/removable/unprotected storage. Such applications * may not be available if their storage is not currently mounted. When the * storage it is on is not available, it will look like the application has * been uninstalled (its .apk is no longer available) but its persistent * data is not removed. */ public static final int FLAG_EXTERNAL_STORAGE = 1 << 18; /** * Value for {@link #flags}: true when the application's window can be * increased in size for extra large screens. Corresponds to * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestSupportsScreens_xlargeScreens * android:xlargeScreens}. * * @hide */ public static final int FLAG_SUPPORTS_XLARGE_SCREENS = 1 << 19; /** * Value for {@link #flags}: this is true if the application has set its * android:neverEncrypt to true, false otherwise. It is used to specify that * this package specifically "opts-out" of a secured file system solution, * and will always store its data in-the-clear. * * {@hide} */ public static final int FLAG_NEVER_ENCRYPT = 1 << 30; /** * Value for {@link #flags}: Set to true if the application has been * installed using the forward lock option. * * {@hide} */ public static final int FLAG_FORWARD_LOCK = 1 << 29; /** * Value for {@link #flags}: set to <code>true</code> if the application has * reported that it is heavy-weight, and thus can not participate in the * normal application lifecycle. * * <p> * Comes from the * {@link com.intel.jsdroid.sample.R.styleable#AndroidManifestApplication_cantSaveState * android:cantSaveState} attribute of the <application> tag. * * {@hide} */ public static final int FLAG_CANT_SAVE_STATE = 1 << 27; /** * Flags associated with the application. Any combination of * {@link #FLAG_SYSTEM}, {@link #FLAG_DEBUGGABLE}, {@link #FLAG_HAS_CODE}, * {@link #FLAG_PERSISTENT}, {@link #FLAG_FACTORY_TEST}, and * {@link #FLAG_ALLOW_TASK_REPARENTING} {@link #FLAG_ALLOW_CLEAR_USER_DATA}, * {@link #FLAG_UPDATED_SYSTEM_APP}, {@link #FLAG_TEST_ONLY}, * {@link #FLAG_SUPPORTS_SMALL_SCREENS}, * {@link #FLAG_SUPPORTS_NORMAL_SCREENS}, * {@link #FLAG_SUPPORTS_LARGE_SCREENS}, * {@link #FLAG_RESIZEABLE_FOR_SCREENS}, * {@link #FLAG_SUPPORTS_SCREEN_DENSITIES}, {@link #FLAG_VM_SAFE_MODE} */ public int flags = 0; /** * Full path to the location of this package. */ public String sourceDir; /** * Full path to the location of the publicly available parts of this package * (i.e. the primary resource package and manifest). For non-forward-locked * apps this will be the same as {@link #sourceDir). */ public String publicSourceDir; /** * Full paths to the locations of extra resource packages this application * uses. This field is only used if there are extra resource packages, * otherwise it is null. * * {@hide} */ public String[] resourceDirs; /** * Paths to all shared libraries this application is linked against. This * field is only set if the {@link PackageManager#GET_SHARED_LIBRARY_FILES * PackageManager.GET_SHARED_LIBRARY_FILES} flag was used when retrieving * the structure. */ public String[] sharedLibraryFiles; /** * Full path to a directory assigned to the package for its persistent data. */ public String dataDir; /** * Full path to the directory where native JNI libraries are stored. */ public String nativeLibraryDir; /** * The kernel user-ID that has been assigned to this application; currently * this is not a unique ID (multiple applications can have the same uid). */ public int uid; /** * The minimum SDK version this application targets. It may run on earlier * versions, but it knows how to work with any new behavior added at this * version. Will be {@link android.os.Build.VERSION_CODES#CUR_DEVELOPMENT} * if this is a development build and the app is targeting that. You should * compare that this number is >= the SDK version number at which your * behavior was introduced. */ public int targetSdkVersion; /** * When false, indicates that all components within this application are * considered disabled, regardless of their individually set enabled status. */ public boolean enabled = true; /** * For convenient access to package's install location. * * @hide */ public int installLocation = PackageInfo.INSTALL_LOCATION_UNSPECIFIED; public void dump(Printer pw, String prefix) { super.dumpFront(pw, prefix); if (className != null) { pw.println(prefix + "className=" + className); } if (permission != null) { pw.println(prefix + "permission=" + permission); } pw.println(prefix + "processName=" + processName); pw.println(prefix + "taskAffinity=" + taskAffinity); pw.println(prefix + "uid=" + uid + " flags=0x" + Integer.toHexString(flags) + " theme=0x" + Integer.toHexString(theme)); pw.println(prefix + "sourceDir=" + sourceDir); if (sourceDir == null) { if (publicSourceDir != null) { pw.println(prefix + "publicSourceDir=" + publicSourceDir); } } else if (!sourceDir.equals(publicSourceDir)) { pw.println(prefix + "publicSourceDir=" + publicSourceDir); } if (resourceDirs != null) { pw.println(prefix + "resourceDirs=" + resourceDirs); } pw.println(prefix + "dataDir=" + dataDir); if (sharedLibraryFiles != null) { pw.println(prefix + "sharedLibraryFiles=" + sharedLibraryFiles); } pw.println(prefix + "enabled=" + enabled + " targetSdkVersion=" + targetSdkVersion); if (manageSpaceActivityName != null) { pw.println(prefix + "manageSpaceActivityName=" + manageSpaceActivityName); } if (descriptionRes != 0) { pw.println(prefix + "description=0x" + Integer.toHexString(descriptionRes)); } super.dumpBack(pw, prefix); } public static class DisplayNameComparator implements Comparator<ApplicationInfo> { public DisplayNameComparator(PackageManager pm) { mPM = pm; } public final int compare(ApplicationInfo aa, ApplicationInfo ab) { CharSequence sa = mPM.getApplicationLabel(aa); if (sa == null) { sa = aa.packageName; } CharSequence sb = mPM.getApplicationLabel(ab); if (sb == null) { sb = ab.packageName; } return 0; } private PackageManager mPM; } public ApplicationInfo() { } public ApplicationInfo(ApplicationInfo orig) { super(orig); taskAffinity = orig.taskAffinity; permission = orig.permission; processName = orig.processName; className = orig.className; theme = orig.theme; flags = orig.flags; sourceDir = orig.sourceDir; publicSourceDir = orig.publicSourceDir; nativeLibraryDir = orig.nativeLibraryDir; resourceDirs = orig.resourceDirs; sharedLibraryFiles = orig.sharedLibraryFiles; dataDir = orig.dataDir; uid = orig.uid; targetSdkVersion = orig.targetSdkVersion; enabled = orig.enabled; installLocation = orig.installLocation; manageSpaceActivityName = orig.manageSpaceActivityName; descriptionRes = orig.descriptionRes; } public String toString() { return "ApplicationInfo{" //+ Integer.toHexString(System.identityHashCode(this)) + " " + packageName + "}"; } public int describeContents() { return 0; } /** * Retrieve the textual description of the application. This will call back * on the given PackageManager to load the description from the application. * * @param pm * A PackageManager from which the label can be loaded; usually * the PackageManager from which you originally retrieved this * item. * * @return Returns a CharSequence containing the application's description. * If there is no description, null is returned. */ public CharSequence loadDescription(PackageManager pm) { if (descriptionRes != 0) { CharSequence label = pm.getText(packageName, descriptionRes, this); if (label != null) { return label; } } return null; } /** * Disable compatibility mode * * @hide */ public void disableCompatibilityMode() { flags |= (FLAG_SUPPORTS_LARGE_SCREENS | FLAG_SUPPORTS_NORMAL_SCREENS | FLAG_SUPPORTS_SMALL_SCREENS | FLAG_RESIZEABLE_FOR_SCREENS | FLAG_SUPPORTS_SCREEN_DENSITIES | FLAG_SUPPORTS_XLARGE_SCREENS); } /** * @hide */ @Override protected Drawable loadDefaultIcon(PackageManager pm) { if ((flags & FLAG_EXTERNAL_STORAGE) != 0 && isPackageUnavailable(pm)) { return Resources .getSystem() .getDrawable( com.android.internal.R.drawable.sym_app_on_sd_unavailable_icon); } return pm.getDefaultActivityIcon(); } private boolean isPackageUnavailable(PackageManager pm) { return pm.getPackageInfo(packageName, 0) == null; } /** * @hide */ @Override protected ApplicationInfo getApplicationInfo() { return this; } }