/*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html.
*
* This file is a derivative of code released under the terms listed below.
*
*/
/*
* Copyright (c) 2013,
* Tobias Blaschke <code@tobiasblaschke.de>
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The names of the contributors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.ibm.wala.dalvik.util.androidEntryPoints;
import java.util.List;
import com.ibm.wala.dalvik.util.AndroidComponent;
import com.ibm.wala.dalvik.util.AndroidEntryPointLocator.AndroidPossibleEntryPoint;
import com.ibm.wala.dalvik.ipa.callgraph.impl.AndroidEntryPoint.ExecutionOrder;
import com.ibm.wala.dalvik.ipa.callgraph.impl.AndroidEntryPoint;
/**
* Hardcoded EntryPoint-specifications for an Android-Application.
*
* The specifications are read and handled by AndroidEntryPointLocator.
* see: http://developer.android.com/reference/android/app/Application.html
*
* @see com.ibm.wala.dalvik.util.AndroidEntryPointLocator
* @author Tobias Blaschke <code@tobiasblaschke.de>
*/
public final class ApplicationEP {
/**
* Called when the application is starting, before any activity, service, or receiver objects (excluding content providers) have been created.
*/
public static final AndroidPossibleEntryPoint onCreate = new AndroidPossibleEntryPoint(AndroidComponent.APPLICATION,
"onCreate",
ExecutionOrder.between(
new AndroidEntryPoint.IExecutionOrder[] {
ExecutionOrder.AT_FIRST,
ProviderEP.onCreate /* Yes, ContentProviders come before App! */
},
new AndroidEntryPoint.IExecutionOrder[] {
ActivityEP.onCreate,
ServiceEP.onCreate
}
));
/**
* Called by the system when the device configuration changes while your component is running.
*
* Note that, unlike activities, other components are never restarted when a configuration changes: they must always deal with the
* results of the change, such as by re-retrieving resources.
*/
public static final AndroidPossibleEntryPoint onConfigurationChanged = new AndroidPossibleEntryPoint(AndroidComponent.APPLICATION,
"onConfigurationChanged", // TODO: Position
ExecutionOrder.between(
new AndroidEntryPoint.IExecutionOrder[] {
ActivityEP.onConfigurationChanged,
ExecutionOrder.END_OF_LOOP
},
new AndroidEntryPoint.IExecutionOrder[] {
ExecutionOrder.AT_LAST
}
));
/**
* This is called when the overall system is running low on memory, and actively running processes should trim their memory usage.
*
* While the exact point at which this will be called is not defined, generally it will happen when all background process have been killed.
* That is, before reaching the point of killing processes hosting service and foreground UI that we would like to avoid killing.
*/
public static final AndroidPossibleEntryPoint onLowMemory = new AndroidPossibleEntryPoint(AndroidComponent.APPLICATION,
"onLowMemory", // TODO: Position
ExecutionOrder.between(
new AndroidEntryPoint.IExecutionOrder[] {
ExecutionOrder.END_OF_LOOP,
ActivityEP.onLowMemory
},
new AndroidEntryPoint.IExecutionOrder[] {
ExecutionOrder.AFTER_LOOP,
onConfigurationChanged // XXX ??!
}
));
/**
* This method is for use in emulated process environments.
*/
/*
public static final AndroidPossibleEntryPoint onTerminate = new AndroidPossibleEntryPoint(AndroidComponent.APPLICATION,
"onTerminate",
ExecutionOrder.AT_LAST
);
*/
/**
* Called when the operating system has determined that it is a good time for a process to trim unneeded memory from its process.
*/
public static final AndroidPossibleEntryPoint onTrimMemory = new AndroidPossibleEntryPoint(AndroidComponent.APPLICATION,
"onTrimMemory",
ExecutionOrder.directlyBefore(onLowMemory) // may potentially come before onLowMemory
);
/**
* Add the EntryPoint specifications defined in this file to the given list.
*
* @param possibleEntryPoints the list to extend.
*/
public static void populate(List<? super AndroidPossibleEntryPoint> possibleEntryPoints) {
possibleEntryPoints.add(onCreate);
possibleEntryPoints.add(onConfigurationChanged);
possibleEntryPoints.add(onLowMemory);
//possibleEntryPoints.add(onTerminate);
possibleEntryPoints.add(onTrimMemory);
}
}