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/*
* Copyright (C) 2011 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.pm;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
import java.io.File;
import java.util.HashSet;
/**
* Settings base class for pending and resolved classes.
*/
class PackageSettingBase extends GrantedPermissions {
/**
* 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 unsuccessful in 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.
*/
static final int PKG_INSTALL_COMPLETE = 1;
static final int PKG_INSTALL_INCOMPLETE = 0;
final String name;
final String realName;
File codePath;
String codePathString;
File resourcePath;
String resourcePathString;
String nativeLibraryPathString;
long timeStamp;
long firstInstallTime;
long lastUpdateTime;
int versionCode;
boolean uidError;
PackageSignatures signatures = new PackageSignatures();
boolean permissionsFixed;
boolean haveGids;
// Whether this package is currently stopped, thus can not be
// started until explicitly launched by the user.
public boolean stopped;
// Set to true if we have never launched this app.
public boolean notLaunched;
/* Explicitly disabled components */
HashSet<String> disabledComponents = new HashSet<String>(0);
/* Explicitly enabled components */
HashSet<String> enabledComponents = new HashSet<String>(0);
int enabled = COMPONENT_ENABLED_STATE_DEFAULT;
int installStatus = PKG_INSTALL_COMPLETE;
PackageSettingBase origPackage;
/* package name of the app that installed this package */
String installerPackageName;
PackageSettingBase(String name, String realName, File codePath, File resourcePath,
String nativeLibraryPathString, int pVersionCode, int pkgFlags) {
super(pkgFlags);
this.name = name;
this.realName = realName;
init(codePath, resourcePath, nativeLibraryPathString, pVersionCode);
}
/**
* New instance of PackageSetting with one-level-deep cloning.
*/
@SuppressWarnings("unchecked")
PackageSettingBase(PackageSettingBase base) {
super(base);
name = base.name;
realName = base.realName;
codePath = base.codePath;
codePathString = base.codePathString;
resourcePath = base.resourcePath;
resourcePathString = base.resourcePathString;
nativeLibraryPathString = base.nativeLibraryPathString;
timeStamp = base.timeStamp;
firstInstallTime = base.firstInstallTime;
lastUpdateTime = base.lastUpdateTime;
versionCode = base.versionCode;
uidError = base.uidError;
signatures = new PackageSignatures(base.signatures);
permissionsFixed = base.permissionsFixed;
haveGids = base.haveGids;
stopped = base.stopped;
notLaunched = base.notLaunched;
disabledComponents = (HashSet<String>) base.disabledComponents.clone();
enabledComponents = (HashSet<String>) base.enabledComponents.clone();
enabled = base.enabled;
installStatus = base.installStatus;
origPackage = base.origPackage;
installerPackageName = base.installerPackageName;
}
void init(File codePath, File resourcePath, String nativeLibraryPathString,
int pVersionCode) {
this.codePath = codePath;
this.codePathString = codePath.toString();
this.resourcePath = resourcePath;
this.resourcePathString = resourcePath.toString();
this.nativeLibraryPathString = nativeLibraryPathString;
this.versionCode = pVersionCode;
}
public void setInstallerPackageName(String packageName) {
installerPackageName = packageName;
}
String getInstallerPackageName() {
return installerPackageName;
}
public void setInstallStatus(int newStatus) {
installStatus = newStatus;
}
public int getInstallStatus() {
return installStatus;
}
public void setTimeStamp(long newStamp) {
timeStamp = newStamp;
}
/**
* Make a shallow copy of this package settings.
*/
public void copyFrom(PackageSettingBase base) {
grantedPermissions = base.grantedPermissions;
gids = base.gids;
timeStamp = base.timeStamp;
firstInstallTime = base.firstInstallTime;
lastUpdateTime = base.lastUpdateTime;
signatures = base.signatures;
permissionsFixed = base.permissionsFixed;
haveGids = base.haveGids;
stopped = base.stopped;
notLaunched = base.notLaunched;
disabledComponents = base.disabledComponents;
enabledComponents = base.enabledComponents;
enabled = base.enabled;
installStatus = base.installStatus;
}
boolean enableComponentLPw(String componentClassName) {
boolean changed = disabledComponents.remove(componentClassName);
changed |= enabledComponents.add(componentClassName);
return changed;
}
boolean disableComponentLPw(String componentClassName) {
boolean changed = enabledComponents.remove(componentClassName);
changed |= disabledComponents.add(componentClassName);
return changed;
}
boolean restoreComponentLPw(String componentClassName) {
boolean changed = enabledComponents.remove(componentClassName);
changed |= disabledComponents.remove(componentClassName);
return changed;
}
int getCurrentEnabledStateLPr(String componentName) {
if (enabledComponents.contains(componentName)) {
return COMPONENT_ENABLED_STATE_ENABLED;
} else if (disabledComponents.contains(componentName)) {
return COMPONENT_ENABLED_STATE_DISABLED;
} else {
return COMPONENT_ENABLED_STATE_DEFAULT;
}
}
}
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