com.mercateo.reflection.CallInterceptor Maven / Gradle / Ivy
package com.mercateo.reflection;
import java.lang.reflect.Method;
import java.util.concurrent.Callable;
import net.bytebuddy.implementation.bind.annotation.AllArguments;
import net.bytebuddy.implementation.bind.annotation.Origin;
import net.bytebuddy.implementation.bind.annotation.RuntimeType;
import net.bytebuddy.implementation.bind.annotation.SuperCall;
public class CallInterceptor implements InvocationRecorder {
private Method method;
private Object[] args;
private Class invokedClass;
public CallInterceptor(Class clazz) {
}
@RuntimeType
public Object invoke(@SuperCall Callable zuper, @AllArguments Object[] args, @Origin Method method,
@Origin Class clazz) {
this.method = method;
this.args = args;
this.invokedClass = clazz;
return bogusReturn(method.getReturnType());
}
@SuppressWarnings("boxing")
private Object bogusReturn(Class returnType) {
if (returnType.isPrimitive()) {
if (returnType.equals(byte.class)) {
return (byte) 0;
} else if (returnType.equals(short.class)) {
return (short) 0;
} else if (returnType.equals(int.class)) {
return 0;
} else if (returnType.equals(long.class)) {
return (long) 0;
} else if (returnType.equals(float.class)) {
return (float) 0;
} else if (returnType.equals(double.class)) {
return (double) 0;
} else if (returnType.equals(boolean.class)) {
return false;
} else if (returnType.equals(char.class)) {
return (char) 0;
} else if (returnType.equals(void.class)) {
return null;
}
throw new IllegalArgumentException();
} else {
return null;
}
}
public Call getInvocationRecordingResult() {
return new Call(invokedClass, method, args);
}
}