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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.javascript;
/**
* Exception thrown by
* {@link org.mozilla.javascript.Context#executeScriptWithContinuations(Script, Scriptable)}
* and {@link org.mozilla.javascript.Context#callFunctionWithContinuations(Callable, Scriptable, Object[])}
* when execution encounters a continuation captured by
* {@link org.mozilla.javascript.Context#captureContinuation()}.
* Exception will contain the captured state needed to restart the continuation
* with {@link org.mozilla.javascript.Context#resumeContinuation(Object, Scriptable, Object)}.
* @author Norris Boyd
*/
public class ContinuationPending extends RuntimeException {
private static final long serialVersionUID = 4956008116771118856L;
private NativeContinuation continuationState;
private Object applicationState;
/**
* Construct a ContinuationPending exception. Internal call only;
* users of the API should get continuations created on their behalf by
* calling {@link org.mozilla.javascript.Context#executeScriptWithContinuations(Script, Scriptable)}
* and {@link org.mozilla.javascript.Context#callFunctionWithContinuations(Callable, Scriptable, Object[])}
* @param continuationState Internal Continuation object
*/
ContinuationPending(NativeContinuation continuationState) {
this.continuationState = continuationState;
}
/**
* Get continuation object. The only
* use for this object is to be passed to
* {@link org.mozilla.javascript.Context#resumeContinuation(Object, Scriptable, Object)}.
* @return continuation object
*/
public Object getContinuation() {
return continuationState;
}
/**
* @return internal continuation state
*/
NativeContinuation getContinuationState() {
return continuationState;
}
/**
* Store an arbitrary object that applications can use to associate
* their state with the continuation.
* @param applicationState arbitrary application state
*/
public void setApplicationState(Object applicationState) {
this.applicationState = applicationState;
}
/**
* @return arbitrary application state
*/
public Object getApplicationState() {
return applicationState;
}
}
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