org.springframework.webflow.execution.EnterStateVetoException Maven / Gradle / Ivy
/*
* Copyright 2002-2006 the original author or authors.
*
* 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 org.springframework.webflow.execution;
import org.springframework.webflow.State;
import org.springframework.webflow.StateException;
/**
* Exception thrown to veto the entering of a state of a flow. Typically thrown
* by {@link FlowExecutionListener} objects that apply security or other runtime
* constraint checks to flow executions.
*
* @author Keith Donald
* @author Erwin Vervaet
*/
public class EnterStateVetoException extends StateException {
/**
* The state whose entering was vetoed.
*/
private State vetoedState;
/**
* Create a new enter state veto exception.
* @param sourceState the current state when the veto operation occured
* @param vetoedState the state for which entering is vetoed
* @param message a descriptive message
*/
public EnterStateVetoException(State sourceState, State vetoedState, String message) {
super(sourceState, message);
this.vetoedState = vetoedState;
}
/**
* Create a new enter state veto exception.
* @param sourceState the current state when the veto operation occured
* @param vetoedState the state for which entering is vetoed
* @param message a descriptive message
* @param cause the underlying cause
*/
public EnterStateVetoException(State sourceState, State vetoedState, String message, Throwable cause) {
super(sourceState, message, cause);
this.vetoedState = vetoedState;
}
/**
* Returns the state for which entering was vetoed.
*/
public State getVetoedState() {
return vetoedState;
}
}