package task8.jvm.cmd;
import task8.jvm.clz.ClassFile;
import task8.jvm.constant.ConstantInfo;
import task8.jvm.constant.ConstantPool;
import task8.jvm.constant.MethodRefInfo;
import task8.jvm.engine.ExecutionResult;
import task8.jvm.engine.MethodArea;
import task8.jvm.engine.StackFrame;
import task8.jvm.method.Method;
public class InvokeSpecialCmd extends TwoOperandCmd {
public InvokeSpecialCmd(ClassFile clzFile, String opCode) {
super(clzFile, opCode);
}
@Override
public String toString(ConstantPool pool) {
return super.getOperandAsMethod(pool);
}
@Override
public void execute(StackFrame frame, ExecutionResult result) {
MethodRefInfo info = (MethodRefInfo) this.getConstantInfo(getIndex());
if ("java/lang/Object".equalsIgnoreCase(info.getClassName()) && "<init>".equalsIgnoreCase(info.getMethodName())) {
return;
}
Method method = MethodArea.getInstance().getMethod(info);
result.setNextAction(ExecutionResult.PAUSE_AND_RUN_NEW_FRAME);
result.setNextMethod(method);
}
}