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/*
* Copyright (C) 2008 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.
*/
import android.util.Log;
import android.os.Debug;
/**
* Loads a class, runs the garbage collector, and prints showmap output.
*
* <p>Usage: dalvikvm LoadClass [class name]
*/
class LoadClass {
public static void main(String[] args) {
System.loadLibrary("android_runtime");
if (registerNatives() < 0) {
throw new RuntimeException("Error registering natives.");
}
Debug.startAllocCounting();
if (args.length > 0) {
try {
long start = System.currentTimeMillis();
Class.forName(args[0]);
long elapsed = System.currentTimeMillis() - start;
Log.i("LoadClass", "Loaded " + args[0] + " in " + elapsed
+ "ms.");
} catch (ClassNotFoundException e) {
Log.w("LoadClass", e);
return;
}
}
System.gc();
int allocCount = Debug.getGlobalAllocCount();
int allocSize = Debug.getGlobalAllocSize();
int freedCount = Debug.getGlobalFreedCount();
int freedSize = Debug.getGlobalFreedSize();
long nativeHeapSize = Debug.getNativeHeapSize();
Debug.stopAllocCounting();
StringBuilder response = new StringBuilder("DECAFBAD");
int[] pages = new int[6];
Debug.MemoryInfo memoryInfo = new Debug.MemoryInfo();
Debug.getMemoryInfo(memoryInfo);
response.append(',').append(memoryInfo.nativeSharedDirty);
response.append(',').append(memoryInfo.dalvikSharedDirty);
response.append(',').append(memoryInfo.otherSharedDirty);
response.append(',').append(memoryInfo.nativePrivateDirty);
response.append(',').append(memoryInfo.dalvikPrivateDirty);
response.append(',').append(memoryInfo.otherPrivateDirty);
response.append(',').append(allocCount);
response.append(',').append(allocSize);
response.append(',').append(freedCount);
response.append(',').append(freedSize);
response.append(',').append(nativeHeapSize);
System.out.println(response.toString());
}
/**
* Registers native functions. See AndroidRuntime.cpp.
*/
static native int registerNatives();
}
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