aosp12/art/test/jvmti-common/NonStandardExit.java

51 lines
2.1 KiB
Java

/*
* Copyright (C) 2019 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 art;
public class NonStandardExit {
public static native void popFrame(Thread thr);
public static native void forceEarlyReturnVoid(Thread thr);
public static native void forceEarlyReturnFloat(Thread thr, float f);
public static native void forceEarlyReturnDouble(Thread thr, double f);
public static native void forceEarlyReturnInt(Thread thr, int f);
public static native void forceEarlyReturnLong(Thread thr, long f);
public static native void forceEarlyReturnObject(Thread thr, Object f);
public static void forceEarlyReturn(Thread thr, Object o) {
if (o instanceof Number && o.getClass().getPackage().equals(Object.class.getPackage())) {
Number n = (Number)o;
if (n instanceof Integer || n instanceof Short || n instanceof Byte) {
forceEarlyReturnInt(thr, n.intValue());
} else if (n instanceof Long) {
forceEarlyReturnLong(thr, n.longValue());
} else if (n instanceof Float) {
forceEarlyReturnFloat(thr, n.floatValue());
} else if (n instanceof Double) {
forceEarlyReturnDouble(thr, n.doubleValue());
} else {
throw new IllegalArgumentException("Unknown number subtype: " + n.getClass() + " - " + n);
}
} else if (o instanceof Character) {
forceEarlyReturnInt(thr, ((Character)o).charValue());
} else if (o instanceof Boolean) {
forceEarlyReturnInt(thr, ((Boolean)o).booleanValue() ? 1 : 0);
} else {
forceEarlyReturnObject(thr, o);
}
}
}