org.apache.commons.javaflow.ContinuationDeath Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.commons.javaflow;
import org.apache.commons.javaflow.bytecode.StackRecorder;
/**
* This exception is used to signal
* a control flow change that needs
* the cooperation inside {@link StackRecorder}.
*
*
* This class is only for javaflow internal code.
*/
public final class ContinuationDeath extends Error {
private static final long serialVersionUID = 1L;
final String mode;
public ContinuationDeath(String mode) {
this.mode = mode;
}
/**
* Signals that the continuation wants to exit the execution.
*/
static final String MODE_EXIT = "exit";
/**
* Signals that the execution should restart immediately
* from where it resumed.
*/
static final String MODE_AGAIN = "again";
/**
* Signals that the exeuction should suspend,
* by using the original continuation.
*/
static final String MODE_CANCEL = "cancel";
}