/* * 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 android.content.pm; import android.app.PendingIntent; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.res.Resources; import android.content.res.XmlResourceParser; import android.graphics.drawable.Drawable; import android.net.Uri; import android.util.AndroidException; import android.util.DisplayMetrics; import java.io.File; import java.util.List; /** * Class for retrieving various kinds of information related to the application * packages that are currently installed on the device. * * You can find this class through {@link Context#getPackageManager}. */ public abstract class PackageManager { /** * This exception is thrown when a given package, application, or component * name can not be found. */ public static class NameNotFoundException extends AndroidException { public NameNotFoundException() { } public NameNotFoundException(String name) { super(name); } } /** * {@link PackageInfo} flag: return information about * activities in the package in {@link PackageInfo#activities}. */ public static final int GET_ACTIVITIES = 0x00000001; /** * {@link PackageInfo} flag: return information about * intent receivers in the package in * {@link PackageInfo#receivers}. */ public static final int GET_RECEIVERS = 0x00000002; /** * {@link PackageInfo} flag: return information about * services in the package in {@link PackageInfo#services}. */ public static final int GET_SERVICES = 0x00000004; /** * {@link PackageInfo} flag: return information about * content providers in the package in * {@link PackageInfo#providers}. */ public static final int GET_PROVIDERS = 0x00000008; /** * {@link PackageInfo} flag: return information about * instrumentation in the package in * {@link PackageInfo#instrumentation}. */ public static final int GET_INSTRUMENTATION = 0x00000010; /** * {@link PackageInfo} flag: return information about the * intent filters supported by the activity. */ public static final int GET_INTENT_FILTERS = 0x00000020; /** * {@link PackageInfo} flag: return information about the * signatures included in the package. */ public static final int GET_SIGNATURES = 0x00000040; /** * {@link ResolveInfo} flag: return the IntentFilter that * was matched for a particular ResolveInfo in * {@link ResolveInfo#filter}. */ public static final int GET_RESOLVED_FILTER = 0x00000040; /** * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData} * data {@link android.os.Bundle}s that are associated with a component. * This applies for any API returning a ComponentInfo subclass. */ public static final int GET_META_DATA = 0x00000080; /** * {@link PackageInfo} flag: return the * {@link PackageInfo#gids group ids} that are associated with an * application. * This applies for any API returning an PackageInfo class, either * directly or nested inside of another. */ public static final int GET_GIDS = 0x00000100; /** * {@link PackageInfo} flag: include disabled components in the returned info. */ public static final int GET_DISABLED_COMPONENTS = 0x00000200; /** * {@link ApplicationInfo} flag: return the * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries} * that are associated with an application. * This applies for any API returning an ApplicationInfo class, either * directly or nested inside of another. */ public static final int GET_SHARED_LIBRARY_FILES = 0x00000400; /** * {@link ProviderInfo} flag: return the * {@link ProviderInfo#uriPermissionPatterns URI permission patterns} * that are associated with a content provider. * This applies for any API returning an ProviderInfo class, either * directly or nested inside of another. */ public static final int GET_URI_PERMISSION_PATTERNS = 0x00000800; /** * {@link PackageInfo} flag: return information about * permissions in the package in * {@link PackageInfo#permissions}. */ public static final int GET_PERMISSIONS = 0x00001000; /** * Flag parameter to retrieve all applications(even uninstalled ones) with data directories. * This state could have resulted if applications have been deleted with flag * DONT_DELETE_DATA * with a possibility of being replaced or reinstalled in future */ public static final int GET_UNINSTALLED_PACKAGES = 0x00002000; /** * {@link PackageInfo} flag: return information about * hardware preferences * {@link PackageInfo#configPreferences} */ public static final int GET_CONFIGURATIONS = 0x00004000; /** * Permission check result: this is returned by {@link #checkPermission} * if the permission has been granted to the given package. */ public static final int PERMISSION_GRANTED = 0; /** * Permission check result: this is returned by {@link #checkPermission} * if the permission has not been granted to the given package. */ public static final int PERMISSION_DENIED = -1; /** * Signature check result: this is returned by {@link #checkSignatures} * if the two packages have a matching signature. */ public static final int SIGNATURE_MATCH = 0; /** * Signature check result: this is returned by {@link #checkSignatures} * if neither of the two packages is signed. */ public static final int SIGNATURE_NEITHER_SIGNED = 1; /** * Signature check result: this is returned by {@link #checkSignatures} * if the first package is not signed, but the second is. */ public static final int SIGNATURE_FIRST_NOT_SIGNED = -1; /** * Signature check result: this is returned by {@link #checkSignatures} * if the second package is not signed, but the first is. */ public static final int SIGNATURE_SECOND_NOT_SIGNED = -2; /** * Signature check result: this is returned by {@link #checkSignatures} * if both packages are signed but there is no matching signature. */ public static final int SIGNATURE_NO_MATCH = -3; /** * Signature check result: this is returned by {@link #checkSignatures} * if either of the given package names are not valid. */ public static final int SIGNATURE_UNKNOWN_PACKAGE = -4; /** * Resolution and querying flag: if set, only filters that support the * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for * matching. This is a synonym for including the CATEGORY_DEFAULT in your * supplied Intent. */ public static final int MATCH_DEFAULT_ONLY = 0x00010000; public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0; public static final int COMPONENT_ENABLED_STATE_ENABLED = 1; public static final int COMPONENT_ENABLED_STATE_DISABLED = 2; /** * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to * indicate that this package should be installed as forward locked, i.e. only the app itself * should have access to it's code and non-resource assets. */ public static final int FORWARD_LOCK_PACKAGE = 0x00000001; /** * Flag parameter for {@link #installPackage} to indicate that you want to replace an already * installed package, if one exists */ public static final int REPLACE_EXISTING_PACKAGE = 0x00000002; /** * Flag parameter for * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate * that you don't want to kill the app containing the component. Be careful when you set this * since changing component states can make the containing application's behavior unpredictable. */ public static final int DONT_KILL_APP = 0x00000001; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. */ public static final int INSTALL_SUCCEEDED = 1; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is * already installed. */ public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive * file is invalid. */ public static final int INSTALL_FAILED_INVALID_APK = -2; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in * is invalid. */ public static final int INSTALL_FAILED_INVALID_URI = -3; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager * service found that the device didn't have enough storage space to install the app */ public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a * package is already installed with the same name. */ public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the requested shared user does not exist. */ public static final int INSTALL_FAILED_NO_SHARED_USER = -6; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * a previously installed package of the same name has a different signature * than the new package (and the old package's data was not removed). */ public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package is requested a shared user which is already installed on the * device and does not have matching signature. */ public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package uses a shared library that is not available. */ public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package uses a shared library that is not available. */ public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package failed while optimizing and validating its dex files, * either because there was not enough storage or the validation failed. */ public static final int INSTALL_FAILED_DEXOPT = -11; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package failed because the current SDK version is older than * that required by the package. */ public static final int INSTALL_FAILED_OLDER_SDK = -12; /** * Installation return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if * the new package failed because it contains a content provider with the * same authority as a provider already installed in the system. */ public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser was given a path that is not a file, or does not end with the expected * '.apk' extension. */ public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser was unable to retrieve the AndroidManifest.xml file. */ public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser encountered an unexpected exception. */ public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser did not find any certificates in the .apk. */ public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser found inconsistent certificates on the files in the .apk. */ public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser encountered a CertificateEncodingException in one of the * files in the .apk. */ public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser encountered a bad or missing package name in the manifest. */ public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser encountered a bad shared user id name in the manifest. */ public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser encountered some structural problem in the manifest. */ public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; /** * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} * if the parser did not find any actionable tags (instrumentation or application) * in the manifest. */ public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; /** * Indicates the state of installation. Used by PackageManager to * figure out incomplete installations. Say a package is being installed * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till * the package installation is successful or unsuccesful lin which case * the PackageManager will no longer maintain state information associated * with the package. If some exception(like device freeze or battery being * pulled out) occurs during installation of a package, the PackageManager * needs this information to clean up the previously failed installation. */ public static final int PKG_INSTALL_INCOMPLETE = 0; public static final int PKG_INSTALL_COMPLETE = 1; /** * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the * package's data directory. * * @hide */ public static final int DONT_DELETE_DATA = 0x00000001; /** * Retrieve overall information about an application package that is * installed on the system. * * <p>Throws {@link NameNotFoundException} if a package with the given * name can not be found on the system. * * @param packageName The full name (i.e. com.google.apps.contacts) of the * desired package. * @param flags Additional option flags. Use any combination of * {@link #GET_ACTIVITIES}, * {@link #GET_GIDS}, * {@link #GET_CONFIGURATIONS}, * {@link #GET_INSTRUMENTATION}, * {@link #GET_PERMISSIONS}, * {@link #GET_PROVIDERS}, * {@link #GET_RECEIVERS}, * {@link #GET_SERVICES}, * {@link #GET_SIGNATURES}, * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. * * @return Returns a PackageInfo object containing information about the package. * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not * found in the list of installed applications, the package information is * retrieved from the list of uninstalled applications(which includes * installed applications as well as applications * with data directory ie applications which had been * deleted with DONT_DELTE_DATA flag set). * * @see #GET_ACTIVITIES * @see #GET_GIDS * @see #GET_CONFIGURATIONS * @see #GET_INSTRUMENTATION * @see #GET_PERMISSIONS * @see #GET_PROVIDERS * @see #GET_RECEIVERS * @see #GET_SERVICES * @see #GET_SIGNATURES * @see #GET_UNINSTALLED_PACKAGES * */ public abstract PackageInfo getPackageInfo(String packageName, int flags) throws NameNotFoundException; /** * Return a "good" intent to launch a front-door activity in a package, * for use for example to implement an "open" button when browsing through * packages. The current implementation will look first for a main * activity in the category {@link Intent#CATEGORY_INFO}, next for a * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return * null if neither are found. * * <p>Throws {@link NameNotFoundException} if a package with the given * name can not be found on the system. * * @param packageName The name of the package to inspect. * * @return Returns either a fully-qualified Intent that can be used to * launch the main activity in the package, or null if the package does * not contain such an activity. */ public abstract Intent getLaunchIntentForPackage(String packageName) throws NameNotFoundException; /** * Return an array of all of the secondary group-ids that have been * assigned to a package. * * <p>Throws {@link NameNotFoundException} if a package with the given * name can not be found on the system. * * @param packageName The full name (i.e. com.google.apps.contacts) of the * desired package. * * @return Returns an int array of the assigned gids, or null if there * are none. */ public abstract int[] getPackageGids(String packageName) throws NameNotFoundException; /** * Retrieve all of the information we know about a particular permission. * * <p>Throws {@link NameNotFoundException} if a permission with the given * name can not be found on the system. * * @param name The fully qualified name (i.e. com.google.permission.LOGIN) * of the permission you are interested in. * @param flags Additional option flags. Use {@link #GET_META_DATA} to * retrieve any meta-data associated with the permission. * * @return Returns a {@link PermissionInfo} containing information about the * permission. */ public abstract PermissionInfo getPermissionInfo(String name, int flags) throws NameNotFoundException; /** * Query for all of the permissions associated with a particular group. * * <p>Throws {@link NameNotFoundException} if the given group does not * exist. * * @param group The fully qualified name (i.e. com.google.permission.LOGIN) * of the permission group you are interested in. Use null to * find all of the permissions not associated with a group. * @param flags Additional option flags. Use {@link #GET_META_DATA} to * retrieve any meta-data associated with the permissions. * * @return Returns a list of {@link PermissionInfo} containing information * about all of the permissions in the given group. */ public abstract List<PermissionInfo> queryPermissionsByGroup(String group, int flags) throws NameNotFoundException; /** * Retrieve all of the information we know about a particular group of * permissions. * * <p>Throws {@link NameNotFoundException} if a permission group with the given * name can not be found on the system. * * @param name The fully qualified name (i.e. com.google.permission_group.APPS) * of the permission you are interested in. * @param flags Additional option flags. Use {@link #GET_META_DATA} to * retrieve any meta-data associated with the permission group. * * @return Returns a {@link PermissionGroupInfo} containing information * about the permission. */ public abstract PermissionGroupInfo getPermissionGroupInfo(String name, int flags) throws NameNotFoundException; /** * Retrieve all of the known permission groups in the system. * * @param flags Additional option flags. Use {@link #GET_META_DATA} to * retrieve any meta-data associated with the permission group. * * @return Returns a list of {@link PermissionGroupInfo} containing * information about all of the known permission groups. */ public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); /** * Retrieve all of the information we know about a particular * package/application. * * <p>Throws {@link NameNotFoundException} if an application with the given * package name can not be found on the system. * * @param packageName The full name (i.e. com.google.apps.contacts) of an * application. * @param flags Additional option flags. Use any combination of * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. * * @return {@link ApplicationInfo} Returns ApplicationInfo object containing * information about the package. * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not * found in the list of installed applications, * the application information is retrieved from the * list of uninstalled applications(which includes * installed applications as well as applications * with data directory ie applications which had been * deleted with DONT_DELTE_DATA flag set). * * @see #GET_META_DATA * @see #GET_SHARED_LIBRARY_FILES * @see #GET_UNINSTALLED_PACKAGES */ public abstract ApplicationInfo getApplicationInfo(String packageName, int flags) throws NameNotFoundException; /** * Retrieve all of the information we know about a particular activity * class. * * <p>Throws {@link NameNotFoundException} if an activity with the given * class name can not be found on the system. * * @param className The full name (i.e. * com.google.apps.contacts.ContactsList) of an Activity * class. * @param flags Additional option flags. Use any combination of * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, * to modify the data (in ApplicationInfo) returned. * * @return {@link ActivityInfo} containing information about the activity. * * @see #GET_INTENT_FILTERS * @see #GET_META_DATA * @see #GET_SHARED_LIBRARY_FILES */ public abstract ActivityInfo getActivityInfo(ComponentName className, int flags) throws NameNotFoundException; /** * Retrieve all of the information we know about a particular receiver * class. * * <p>Throws {@link NameNotFoundException} if a receiver with the given * class name can not be found on the system. * * @param className The full name (i.e. * com.google.apps.contacts.CalendarAlarm) of a Receiver * class. * @param flags Additional option flags. Use any combination of * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, * to modify the data returned. * * @return {@link ActivityInfo} containing information about the receiver. * * @see #GET_INTENT_FILTERS * @see #GET_META_DATA * @see #GET_SHARED_LIBRARY_FILES */ public abstract ActivityInfo getReceiverInfo(ComponentName className, int flags) throws NameNotFoundException; /** * Retrieve all of the information we know about a particular service * class. * * <p>Throws {@link NameNotFoundException} if a service with the given * class name can not be found on the system. * * @param className The full name (i.e. * com.google.apps.media.BackgroundPlayback) of a Service * class. * @param flags Additional option flags. Use any combination of * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, * to modify the data returned. * * @return ServiceInfo containing information about the service. * * @see #GET_META_DATA * @see #GET_SHARED_LIBRARY_FILES */ public abstract ServiceInfo getServiceInfo(ComponentName className, int flags) throws NameNotFoundException; /** * Return a List of all packages that are installed * on the device. * * @param flags Additional option flags. Use any combination of * {@link #GET_ACTIVITIES}, * {@link #GET_GIDS}, * {@link #GET_CONFIGURATIONS}, * {@link #GET_INSTRUMENTATION}, * {@link #GET_PERMISSIONS}, * {@link #GET_PROVIDERS}, * {@link #GET_RECEIVERS}, * {@link #GET_SERVICES}, * {@link #GET_SIGNATURES}, * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. * * @return A List of PackageInfo objects, one for each package that is * installed on the device. In the unlikely case of there being no * installed packages, an empty list is returned. * If flag GET_UNINSTALLED_PACKAGES is set, a list of all * applications including those deleted with DONT_DELETE_DATA * (partially installed apps with data directory) will be returned. * * @see #GET_ACTIVITIES * @see #GET_GIDS * @see #GET_CONFIGURATIONS * @see #GET_INSTRUMENTATION * @see #GET_PERMISSIONS * @see #GET_PROVIDERS * @see #GET_RECEIVERS * @see #GET_SERVICES * @see #GET_SIGNATURES * @see #GET_UNINSTALLED_PACKAGES * */ public abstract List<PackageInfo> getInstalledPackages(int flags); /** * Check whether a particular package has been granted a particular * permission. * * @param permName The name of the permission you are checking for, * @param pkgName The name of the package you are checking against. * * @return If the package has the permission, PERMISSION_GRANTED is * returned. If it does not have the permission, PERMISSION_DENIED * is returned. * * @see #PERMISSION_GRANTED * @see #PERMISSION_DENIED */ public abstract int checkPermission(String permName, String pkgName); /** * Add a new dynamic permission to the system. For this to work, your * package must have defined a permission tree through the * {@link android.R.styleable#AndroidManifestPermissionTree * <permission-tree>} tag in its manifest. A package can only add * permissions to trees that were defined by either its own package or * another with the same user id; a permission is in a tree if it * matches the name of the permission tree + ".": for example, * "com.foo.bar" is a member of the permission tree "com.foo". * * <p>It is good to make your permission tree name descriptive, because you * are taking possession of that entire set of permission names. Thus, it * must be under a domain you control, with a suffix that will not match * any normal permissions that may be declared in any applications that * are part of that domain. * * <p>New permissions must be added before * any .apks are installed that use those permissions. Permissions you * add through this method are remembered across reboots of the device. * If the given permission already exists, the info you supply here * will be used to update it. * * @param info Description of the permission to be added. * * @return Returns true if a new permission was created, false if an * existing one was updated. * * @throws SecurityException if you are not allowed to add the * given permission name. * * @see #removePermission(String) */ public abstract boolean addPermission(PermissionInfo info); /** * Removes a permission that was previously added with * {@link #addPermission(PermissionInfo)}. The same ownership rules apply * -- you are only allowed to remove permissions that you are allowed * to add. * * @param name The name of the permission to remove. * * @throws SecurityException if you are not allowed to remove the * given permission name. * * @see #addPermission(PermissionInfo) */ public abstract void removePermission(String name); /** * Compare the signatures of two packages to determine if the same * signature appears in both of them. If they do contain the same * signature, then they are allowed special privileges when working * with each other: they can share the same user-id, run instrumentation * against each other, etc. * * @param pkg1 First package name whose signature will be compared. * @param pkg2 Second package name whose signature will be compared. * @return Returns an integer indicating whether there is a matching * signature: the value is >= 0 if there is a match (or neither package * is signed), or < 0 if there is not a match. The match result can be * further distinguished with the success (>= 0) constants * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. * * @see #SIGNATURE_MATCH * @see #SIGNATURE_NEITHER_SIGNED * @see #SIGNATURE_FIRST_NOT_SIGNED * @see #SIGNATURE_SECOND_NOT_SIGNED * @see #SIGNATURE_NO_MATCH * @see #SIGNATURE_UNKNOWN_PACKAGE */ public abstract int checkSignatures(String pkg1, String pkg2); /** * Retrieve the names of all packages that are associated with a particular * user id. In most cases, this will be a single package name, the package * that has been assigned that user id. Where there are multiple packages * sharing the same user id through the "sharedUserId" mechanism, all * packages with that id will be returned. * * @param uid The user id for which you would like to retrieve the * associated packages. * * @return Returns an array of one or more packages assigned to the user * id, or null if there are no known packages with the given id. */ public abstract String[] getPackagesForUid(int uid); /** * Retrieve the official name associated with a user id. This name is * guaranteed to never change, though it is possibly for the underlying * user id to be changed. That is, if you are storing information about * user ids in persistent storage, you should use the string returned * by this function instead of the raw user-id. * * @param uid The user id for which you would like to retrieve a name. * @return Returns a unique name for the given user id, or null if the * user id is not currently assigned. */ public abstract String getNameForUid(int uid); /** * Return the user id associated with a shared user name. Multiple * applications can specify a shared user name in their manifest and thus * end up using a common uid. This might be used for new applications * that use an existing shared user name and need to know the uid of the * shared user. * * @param sharedUserName The shared user name whose uid is to be retrieved. * @return Returns the uid associated with the shared user, or NameNotFoundException * if the shared user name is not being used by any installed packages * @hide */ public abstract int getUidForSharedUser(String sharedUserName) throws NameNotFoundException; /** * Return a List of all application packages that are installed on the * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all * applications including those deleted with DONT_DELETE_DATA(partially * installed apps with data directory) will be returned. * * @param flags Additional option flags. Use any combination of * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. * * @return A List of ApplicationInfo objects, one for each application that * is installed on the device. In the unlikely case of there being * no installed applications, an empty list is returned. * If flag GET_UNINSTALLED_PACKAGES is set, a list of all * applications including those deleted with DONT_DELETE_DATA * (partially installed apps with data directory) will be returned. * * @see #GET_META_DATA * @see #GET_SHARED_LIBRARY_FILES * @see #GET_UNINSTALLED_PACKAGES */ public abstract List<ApplicationInfo> getInstalledApplications(int flags); /** * Get a list of shared libraries that are available on the * system. * * @return An array of shared library names that are * available on the system, or null if none are installed. * */ public abstract String[] getSystemSharedLibraryNames(); /** * Determine the best action to perform for a given Intent. This is how * {@link Intent#resolveActivity} finds an activity if a class has not * been explicitly specified. * * @param intent An intent containing all of the desired specification * (action, data, type, category, and/or component). * @param flags Additional option flags. The most important is * MATCH_DEFAULT_ONLY, to limit the resolution to only * those activities that support the CATEGORY_DEFAULT. * * @return Returns a ResolveInfo containing the final activity intent that * was determined to be the best action. Returns null if no * matching activity was found. * * @see #MATCH_DEFAULT_ONLY * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract ResolveInfo resolveActivity(Intent intent, int flags); /** * Retrieve all activities that can be performed for the given intent. * * @param intent The desired intent as per resolveActivity(). * @param flags Additional option flags. The most important is * MATCH_DEFAULT_ONLY, to limit the resolution to only * those activities that support the CATEGORY_DEFAULT. * * @return A List<ResolveInfo> containing one entry for each matching * Activity. These are ordered from best to worst match -- that * is, the first item in the list is what is returned by * resolveActivity(). If there are no matching activities, an empty * list is returned. * * @see #MATCH_DEFAULT_ONLY * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract List<ResolveInfo> queryIntentActivities(Intent intent, int flags); /** * Retrieve a set of activities that should be presented to the user as * similar options. This is like {@link #queryIntentActivities}, except it * also allows you to supply a list of more explicit Intents that you would * like to resolve to particular options, and takes care of returning the * final ResolveInfo list in a reasonable order, with no duplicates, based * on those inputs. * * @param caller The class name of the activity that is making the * request. This activity will never appear in the output * list. Can be null. * @param specifics An array of Intents that should be resolved to the * first specific results. Can be null. * @param intent The desired intent as per resolveActivity(). * @param flags Additional option flags. The most important is * MATCH_DEFAULT_ONLY, to limit the resolution to only * those activities that support the CATEGORY_DEFAULT. * * @return A List<ResolveInfo> containing one entry for each matching * Activity. These are ordered first by all of the intents resolved * in <var>specifics</var> and then any additional activities that * can handle <var>intent</var> but did not get included by one of * the <var>specifics</var> intents. If there are no matching * activities, an empty list is returned. * * @see #MATCH_DEFAULT_ONLY * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract List<ResolveInfo> queryIntentActivityOptions( ComponentName caller, Intent[] specifics, Intent intent, int flags); /** * Retrieve all receivers that can handle a broadcast of the given intent. * * @param intent The desired intent as per resolveActivity(). * @param flags Additional option flags. The most important is * MATCH_DEFAULT_ONLY, to limit the resolution to only * those activities that support the CATEGORY_DEFAULT. * * @return A List<ResolveInfo> containing one entry for each matching * Receiver. These are ordered from first to last in priority. If * there are no matching receivers, an empty list is returned. * * @see #MATCH_DEFAULT_ONLY * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, int flags); /** * Determine the best service to handle for a given Intent. * * @param intent An intent containing all of the desired specification * (action, data, type, category, and/or component). * @param flags Additional option flags. * * @return Returns a ResolveInfo containing the final service intent that * was determined to be the best action. Returns null if no * matching service was found. * * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract ResolveInfo resolveService(Intent intent, int flags); /** * Retrieve all services that can match the given intent. * * @param intent The desired intent as per resolveService(). * @param flags Additional option flags. * * @return A List<ResolveInfo> containing one entry for each matching * ServiceInfo. These are ordered from best to worst match -- that * is, the first item in the list is what is returned by * resolveService(). If there are no matching services, an empty * list is returned. * * @see #GET_INTENT_FILTERS * @see #GET_RESOLVED_FILTER */ public abstract List<ResolveInfo> queryIntentServices(Intent intent, int flags); /** * Find a single content provider by its base path name. * * @param name The name of the provider to find. * @param flags Additional option flags. Currently should always be 0. * * @return ContentProviderInfo Information about the provider, if found, * else null. */ public abstract ProviderInfo resolveContentProvider(String name, int flags); /** * Retrieve content provider information. * * <p><em>Note: unlike most other methods, an empty result set is indicated * by a null return instead of an empty list.</em> * * @param processName If non-null, limits the returned providers to only * those that are hosted by the given process. If null, * all content providers are returned. * @param uid If <var>processName</var> is non-null, this is the required * uid owning the requested content providers. * @param flags Additional option flags. Currently should always be 0. * * @return A List<ContentProviderInfo> containing one entry for each * content provider either patching <var>processName</var> or, if * <var>processName</var> is null, all known content providers. * <em>If there are no matching providers, null is returned.</em> */ public abstract List<ProviderInfo> queryContentProviders( String processName, int uid, int flags); /** * Retrieve all of the information we know about a particular * instrumentation class. * * <p>Throws {@link NameNotFoundException} if instrumentation with the * given class name can not be found on the system. * * @param className The full name (i.e. * com.google.apps.contacts.InstrumentList) of an * Instrumentation class. * @param flags Additional option flags. Currently should always be 0. * * @return InstrumentationInfo containing information about the * instrumentation. */ public abstract InstrumentationInfo getInstrumentationInfo( ComponentName className, int flags) throws NameNotFoundException; /** * Retrieve information about available instrumentation code. May be used * to retrieve either all instrumentation code, or only the code targeting * a particular package. * * @param targetPackage If null, all instrumentation is returned; only the * instrumentation targeting this package name is * returned. * @param flags Additional option flags. Currently should always be 0. * * @return A List<InstrumentationInfo> containing one entry for each * matching available Instrumentation. Returns an empty list if * there is no instrumentation available for the given package. */ public abstract List<InstrumentationInfo> queryInstrumentation( String targetPackage, int flags); /** * Retrieve an image from a package. This is a low-level API used by * the various package manager info structures (such as * {@link ComponentInfo} to implement retrieval of their associated * icon. * * @param packageName The name of the package that this icon is coming from. * Can not be null. * @param resid The resource identifier of the desired image. Can not be 0. * @param appInfo Overall information about <var>packageName</var>. This * may be null, in which case the application information will be retrieved * for you if needed; if you already have this information around, it can * be much more efficient to supply it here. * * @return Returns a Drawable holding the requested image. Returns null if * an image could not be found for any reason. */ public abstract Drawable getDrawable(String packageName, int resid, ApplicationInfo appInfo); /** * Retrieve the icon associated with an activity. Given the full name of * an activity, retrieves the information about it and calls * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. * If the activity can not be found, NameNotFoundException is thrown. * * @param activityName Name of the activity whose icon is to be retrieved. * * @return Returns the image of the icon, or the default activity icon if * it could not be found. Does not return null. * @throws NameNotFoundException Thrown if the resources for the given * activity could not be loaded. * * @see #getActivityIcon(Intent) */ public abstract Drawable getActivityIcon(ComponentName activityName) throws NameNotFoundException; /** * Retrieve the icon associated with an Intent. If intent.getClassName() is * set, this simply returns the result of * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's * component and returns the icon associated with the resolved component. * If intent.getClassName() can not be found or the Intent can not be resolved * to a component, NameNotFoundException is thrown. * * @param intent The intent for which you would like to retrieve an icon. * * @return Returns the image of the icon, or the default activity icon if * it could not be found. Does not return null. * @throws NameNotFoundException Thrown if the resources for application * matching the given intent could not be loaded. * * @see #getActivityIcon(ComponentName) */ public abstract Drawable getActivityIcon(Intent intent) throws NameNotFoundException; /** * Return the generic icon for an activity that is used when no specific * icon is defined. * * @return Drawable Image of the icon. */ public abstract Drawable getDefaultActivityIcon(); /** * Retrieve the icon associated with an application. If it has not defined * an icon, the default app icon is returned. Does not return null. * * @param info Information about application being queried. * * @return Returns the image of the icon, or the default application icon * if it could not be found. * * @see #getApplicationIcon(String) */ public abstract Drawable getApplicationIcon(ApplicationInfo info); /** * Retrieve the icon associated with an application. Given the name of the * application's package, retrieves the information about it and calls * getApplicationIcon() to return its icon. If the application can not be * found, NameNotFoundException is thrown. * * @param packageName Name of the package whose application icon is to be * retrieved. * * @return Returns the image of the icon, or the default application icon * if it could not be found. Does not return null. * @throws NameNotFoundException Thrown if the resources for the given * application could not be loaded. * * @see #getApplicationIcon(ApplicationInfo) */ public abstract Drawable getApplicationIcon(String packageName) throws NameNotFoundException; /** * Retrieve text from a package. This is a low-level API used by * the various package manager info structures (such as * {@link ComponentInfo} to implement retrieval of their associated * labels and other text. * * @param packageName The name of the package that this text is coming from. * Can not be null. * @param resid The resource identifier of the desired text. Can not be 0. * @param appInfo Overall information about <var>packageName</var>. This * may be null, in which case the application information will be retrieved * for you if needed; if you already have this information around, it can * be much more efficient to supply it here. * * @return Returns a CharSequence holding the requested text. Returns null * if the text could not be found for any reason. */ public abstract CharSequence getText(String packageName, int resid, ApplicationInfo appInfo); /** * Retrieve an XML file from a package. This is a low-level API used to * retrieve XML meta data. * * @param packageName The name of the package that this xml is coming from. * Can not be null. * @param resid The resource identifier of the desired xml. Can not be 0. * @param appInfo Overall information about <var>packageName</var>. This * may be null, in which case the application information will be retrieved * for you if needed; if you already have this information around, it can * be much more efficient to supply it here. * * @return Returns an XmlPullParser allowing you to parse out the XML * data. Returns null if the xml resource could not be found for any * reason. */ public abstract XmlResourceParser getXml(String packageName, int resid, ApplicationInfo appInfo); /** * Return the label to use for this application. * * @return Returns the label associated with this application, or null if * it could not be found for any reason. * @param info The application to get the label of */ public abstract CharSequence getApplicationLabel(ApplicationInfo info); /** * Retrieve the resources associated with an activity. Given the full * name of an activity, retrieves the information about it and calls * getResources() to return its application's resources. If the activity * can not be found, NameNotFoundException is thrown. * * @param activityName Name of the activity whose resources are to be * retrieved. * * @return Returns the application's Resources. * @throws NameNotFoundException Thrown if the resources for the given * application could not be loaded. * * @see #getResourcesForApplication(ApplicationInfo) */ public abstract Resources getResourcesForActivity(ComponentName activityName) throws NameNotFoundException; /** * Retrieve the resources for an application. Throws NameNotFoundException * if the package is no longer installed. * * @param app Information about the desired application. * * @return Returns the application's Resources. * @throws NameNotFoundException Thrown if the resources for the given * application could not be loaded (most likely because it was uninstalled). */ public abstract Resources getResourcesForApplication(ApplicationInfo app) throws NameNotFoundException; /** * Retrieve the resources associated with an application. Given the full * package name of an application, retrieves the information about it and * calls getResources() to return its application's resources. If the * appPackageName can not be found, NameNotFoundException is thrown. * * @param appPackageName Package name of the application whose resources * are to be retrieved. * * @return Returns the application's Resources. * @throws NameNotFoundException Thrown if the resources for the given * application could not be loaded. * * @see #getResourcesForApplication(ApplicationInfo) */ public abstract Resources getResourcesForApplication(String appPackageName) throws NameNotFoundException; /** * Retrieve overall information about an application package defined * in a package archive file * * @param archiveFilePath The path to the archive file * @param flags Additional option flags. Use any combination of * {@link #GET_ACTIVITIES}, * {@link #GET_GIDS}, * {@link #GET_CONFIGURATIONS}, * {@link #GET_INSTRUMENTATION}, * {@link #GET_PERMISSIONS}, * {@link #GET_PROVIDERS}, * {@link #GET_RECEIVERS}, * {@link #GET_SERVICES}, * {@link #GET_SIGNATURES}, to modify the data returned. * * @return Returns the information about the package. Returns * null if the package could not be successfully parsed. * * @see #GET_ACTIVITIES * @see #GET_GIDS * @see #GET_CONFIGURATIONS * @see #GET_INSTRUMENTATION * @see #GET_PERMISSIONS * @see #GET_PROVIDERS * @see #GET_RECEIVERS * @see #GET_SERVICES * @see #GET_SIGNATURES * */ public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { PackageParser packageParser = new PackageParser(archiveFilePath); DisplayMetrics metrics = new DisplayMetrics(); metrics.setToDefaults(); final File sourceFile = new File(archiveFilePath); PackageParser.Package pkg = packageParser.parsePackage( sourceFile, archiveFilePath, metrics, 0); if (pkg == null) { return null; } return PackageParser.generatePackageInfo(pkg, null, flags); } /** * Install a package. Since this may take a little while, the result will * be posted back to the given observer. An installation will fail if the calling context * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the * package named in the package file's manifest is already installed, or if there's no space * available on the device. * * @param packageURI The location of the package file to install. This can be a 'file:' or a * 'content:' URI. * @param observer An observer callback to get notified when the package installation is * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be * called when that happens. observer may be null to indicate that no callback is desired. * @param flags - possible values: {@link #FORWARD_LOCK_PACKAGE}, * {@link #REPLACE_EXISTING_PACKAGE} * * @see #installPackage(android.net.Uri) */ public abstract void installPackage( Uri packageURI, IPackageInstallObserver observer, int flags); /** * Attempts to delete a package. Since this may take a little while, the result will * be posted back to the given observer. A deletion will fail if the calling context * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the * named package cannot be found, or if the named package is a "system package". * (TODO: include pointer to documentation on "system packages") * * @param packageName The name of the package to delete * @param observer An observer callback to get notified when the package deletion is * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be * called when that happens. observer may be null to indicate that no callback is desired. * @param flags - possible values: {@link #DONT_DELETE_DATA} * * @hide */ public abstract void deletePackage( String packageName, IPackageDeleteObserver observer, int flags); /** * Attempts to clear the user data directory of an application. * Since this may take a little while, the result will * be posted back to the given observer. A deletion will fail if the * named package cannot be found, or if the named package is a "system package". * * @param packageName The name of the package * @param observer An observer callback to get notified when the operation is finished * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} * will be called when that happens. observer may be null to indicate that * no callback is desired. * * @hide */ public abstract void clearApplicationUserData(String packageName, IPackageDataObserver observer); /** * Attempts to delete the cache files associated with an application. * Since this may take a little while, the result will * be posted back to the given observer. A deletion will fail if the calling context * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the * named package cannot be found, or if the named package is a "system package". * * @param packageName The name of the package to delete * @param observer An observer callback to get notified when the cache file deletion * is complete. * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} * will be called when that happens. observer may be null to indicate that * no callback is desired. * * @hide */ public abstract void deleteApplicationCacheFiles(String packageName, IPackageDataObserver observer); /** * Free storage by deleting LRU sorted list of cache files across * all applications. If the currently available free storage * on the device is greater than or equal to the requested * free storage, no cache files are cleared. If the currently * available storage on the device is less than the requested * free storage, some or all of the cache files across * all applications are deleted (based on last accessed time) * to increase the free storage space on the device to * the requested value. There is no guarantee that clearing all * the cache files from all applications will clear up * enough storage to achieve the desired value. * @param freeStorageSize The number of bytes of storage to be * freed by the system. Say if freeStorageSize is XX, * and the current free storage is YY, * if XX is less than YY, just return. if not free XX-YY number * of bytes if possible. * @param observer call back used to notify when * the operation is completed * * @hide */ public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); /** * Free storage by deleting LRU sorted list of cache files across * all applications. If the currently available free storage * on the device is greater than or equal to the requested * free storage, no cache files are cleared. If the currently * available storage on the device is less than the requested * free storage, some or all of the cache files across * all applications are deleted (based on last accessed time) * to increase the free storage space on the device to * the requested value. There is no guarantee that clearing all * the cache files from all applications will clear up * enough storage to achieve the desired value. * @param freeStorageSize The number of bytes of storage to be * freed by the system. Say if freeStorageSize is XX, * and the current free storage is YY, * if XX is less than YY, just return. if not free XX-YY number * of bytes if possible. * @param opFinishedIntent PendingIntent call back used to * notify when the operation is completed.May be null * to indicate that no call back is desired. * * @hide */ public abstract void freeStorage(long freeStorageSize, PendingIntent opFinishedIntent); /** * Retrieve the size information for a package. * Since this may take a little while, the result will * be posted back to the given observer. The calling context * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. * * @param packageName The name of the package whose size information is to be retrieved * @param observer An observer callback to get notified when the operation * is complete. * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} * The observer's callback is invoked with a PackageStats object(containing the * code, data and cache sizes of the package) and a boolean value representing * the status of the operation. observer may be null to indicate that * no callback is desired. * * @hide */ public abstract void getPackageSizeInfo(String packageName, IPackageStatsObserver observer); /** * Install a package. * * @param packageURI The location of the package file to install * * @see #installPackage(android.net.Uri, IPackageInstallObserver, int) */ public void installPackage(Uri packageURI) { installPackage(packageURI, null, 0); } /** * Add a new package to the list of preferred packages. This new package * will be added to the front of the list (removed from its current location * if already listed), meaning it will now be preferred over all other * packages when resolving conflicts. * * @param packageName The package name of the new package to make preferred. */ public abstract void addPackageToPreferred(String packageName); /** * Remove a package from the list of preferred packages. If it was on * the list, it will no longer be preferred over other packages. * * @param packageName The package name to remove. */ public abstract void removePackageFromPreferred(String packageName); /** * Retrieve the list of all currently configured preferred packages. The * first package on the list is the most preferred, the last is the * least preferred. * * @param flags Additional option flags. Use any combination of * {@link #GET_ACTIVITIES}, * {@link #GET_GIDS}, * {@link #GET_CONFIGURATIONS}, * {@link #GET_INSTRUMENTATION}, * {@link #GET_PERMISSIONS}, * {@link #GET_PROVIDERS}, * {@link #GET_RECEIVERS}, * {@link #GET_SERVICES}, * {@link #GET_SIGNATURES}, to modify the data returned. * * @return Returns a list of PackageInfo objects describing each * preferred application, in order of preference. * * @see #GET_ACTIVITIES * @see #GET_GIDS * @see #GET_CONFIGURATIONS * @see #GET_INSTRUMENTATION * @see #GET_PERMISSIONS * @see #GET_PROVIDERS * @see #GET_RECEIVERS * @see #GET_SERVICES * @see #GET_SIGNATURES */ public abstract List<PackageInfo> getPreferredPackages(int flags); /** * Add a new preferred activity mapping to the system. This will be used * to automatically select the given activity component when * {@link Context#startActivity(Intent) Context.startActivity()} finds * multiple matching activities and also matches the given filter. * * @param filter The set of intents under which this activity will be * made preferred. * @param match The IntentFilter match category that this preference * applies to. * @param set The set of activities that the user was picking from when * this preference was made. * @param activity The component name of the activity that is to be * preferred. */ public abstract void addPreferredActivity(IntentFilter filter, int match, ComponentName[] set, ComponentName activity); /** * Remove all preferred activity mappings, previously added with * {@link #addPreferredActivity}, from the * system whose activities are implemented in the given package name. * * @param packageName The name of the package whose preferred activity * mappings are to be removed. */ public abstract void clearPackagePreferredActivities(String packageName); /** * Retrieve all preferred activities, previously added with * {@link #addPreferredActivity}, that are * currently registered with the system. * * @param outFilters A list in which to place the filters of all of the * preferred activities, or null for none. * @param outActivities A list in which to place the component names of * all of the preferred activities, or null for none. * @param packageName An option package in which you would like to limit * the list. If null, all activities will be returned; if non-null, only * those activities in the given package are returned. * * @return Returns the total number of registered preferred activities * (the number of distinct IntentFilter records, not the number of unique * activity components) that were found. */ public abstract int getPreferredActivities(List<IntentFilter> outFilters, List<ComponentName> outActivities, String packageName); /** * Set the enabled setting for a package component (activity, receiver, service, provider). * This setting will override any enabled state which may have been set by the component in its * manifest. * * @param componentName The component to enable * @param newState The new enabled state for the component. The legal values for this state * are: * {@link #COMPONENT_ENABLED_STATE_ENABLED}, * {@link #COMPONENT_ENABLED_STATE_DISABLED} * and * {@link #COMPONENT_ENABLED_STATE_DEFAULT} * The last one removes the setting, thereby restoring the component's state to * whatever was set in it's manifest (or enabled, by default). * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. */ public abstract void setComponentEnabledSetting(ComponentName componentName, int newState, int flags); /** * Return the the enabled setting for a package component (activity, * receiver, service, provider). This returns the last value set by * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since * the value originally specified in the manifest has not been modified. * * @param componentName The component to retrieve. * @return Returns the current enabled state for the component. May * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the * component's enabled state is based on the original information in * the manifest as found in {@link ComponentInfo}. */ public abstract int getComponentEnabledSetting(ComponentName componentName); /** * Set the enabled setting for an application * This setting will override any enabled state which may have been set by the application in * its manifest. It also overrides the enabled state set in the manifest for any of the * application's components. It does not override any enabled state set by * {@link #setComponentEnabledSetting} for any of the application's components. * * @param packageName The package name of the application to enable * @param newState The new enabled state for the component. The legal values for this state * are: * {@link #COMPONENT_ENABLED_STATE_ENABLED}, * {@link #COMPONENT_ENABLED_STATE_DISABLED} * and * {@link #COMPONENT_ENABLED_STATE_DEFAULT} * The last one removes the setting, thereby restoring the applications's state to * whatever was set in its manifest (or enabled, by default). * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. */ public abstract void setApplicationEnabledSetting(String packageName, int newState, int flags); /** * Return the the enabled setting for an application. This returns * the last value set by * {@link #setApplicationEnabledSetting(String, int, int)}; in most * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since * the value originally specified in the manifest has not been modified. * * @param packageName The component to retrieve. * @return Returns the current enabled state for the component. May * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the * application's enabled state is based on the original information in * the manifest as found in {@link ComponentInfo}. */ public abstract int getApplicationEnabledSetting(String packageName); /** * Return whether the device has been booted into safe mode. */ public abstract boolean isSafeMode(); }