84 lines
2.8 KiB
Java
84 lines
2.8 KiB
Java
/**
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*
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* Copyright 2018-2020 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.fsm;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import org.jivesoftware.smack.SmackException;
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import org.jivesoftware.smack.c2s.internal.WalkStateGraphContext;
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import org.jivesoftware.smack.fsm.StateDescriptorGraph.GraphVertex;
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public abstract class StateMachineException extends SmackException {
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private static final long serialVersionUID = 1L;
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protected StateMachineException(String message) {
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super(message);
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}
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protected StateMachineException() {
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super();
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}
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public static class SmackMandatoryStateFailedException extends StateMachineException {
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private static final long serialVersionUID = 1L;
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public SmackMandatoryStateFailedException(State state, StateTransitionResult failureReason) {
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}
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}
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public static final class SmackStateGraphDeadEndException extends StateMachineException {
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private final List<State> walkedStateGraphPath;
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private final Map<State, StateTransitionResult> failedStates;
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private final StateDescriptor deadEndState;
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private static final long serialVersionUID = 1L;
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private SmackStateGraphDeadEndException(String message, WalkStateGraphContext walkStateGraphContext, GraphVertex<State> stateVertex) {
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super(message);
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this.walkedStateGraphPath = Collections.unmodifiableList(walkStateGraphContext.getWalk());
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this.failedStates = Collections.unmodifiableMap(walkStateGraphContext.getFailedStates());
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deadEndState = stateVertex.getElement().getStateDescriptor();
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}
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public List<State> getWalkedStateGraph() {
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return walkedStateGraphPath;
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}
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public Map<State, StateTransitionResult> getFailedStates() {
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return failedStates;
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}
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public StateDescriptor getDeadEndState() {
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return deadEndState;
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}
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public static SmackStateGraphDeadEndException from(WalkStateGraphContext walkStateGraphContext, GraphVertex<State> stateVertex) {
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String message = stateVertex + " has no successor vertexes";
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return new SmackStateGraphDeadEndException(message, walkStateGraphContext, stateVertex);
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}
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}
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}
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