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https://github.com/vanitasvitae/Smack.git
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cc636fff21
This is a complete redesign of what was previously XmppNioTcpConnection. The new architecture allows to extend an XMPP client to server (c2s) connection with new transport bindings and other extensions.
128 lines
4.8 KiB
Java
128 lines
4.8 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 org.jivesoftware.smack.fsm.StateDescriptorGraph.GraphVertex;
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public class ConnectionStateEvent {
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private final StateDescriptor currentStateDescriptor;
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private final StateDescriptor successorStateDescriptor;
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private final long timestamp;
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public ConnectionStateEvent(StateDescriptor currentStateDescriptor) {
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this(currentStateDescriptor, null);
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}
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public ConnectionStateEvent(StateDescriptor currentStateDescriptor, StateDescriptor successorStateDescriptor) {
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this.currentStateDescriptor = currentStateDescriptor;
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this.successorStateDescriptor = successorStateDescriptor;
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this.timestamp = System.currentTimeMillis();
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}
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public StateDescriptor getStateDescriptor() {
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return currentStateDescriptor;
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}
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@Override
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public String toString() {
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if (successorStateDescriptor == null) {
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return getClass().getSimpleName() + ": " + currentStateDescriptor.getStateName();
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} else {
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return currentStateDescriptor.getStateName() + ' ' + getClass().getSimpleName() + ' '
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+ successorStateDescriptor.getStateName();
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}
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}
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public long getTimestamp() {
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return timestamp;
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}
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public static class StateRevertBackwardsWalk extends ConnectionStateEvent {
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public StateRevertBackwardsWalk(State state) {
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super(state.getStateDescriptor());
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}
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}
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public static class FinalStateReached extends ConnectionStateEvent {
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public FinalStateReached(State state) {
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super(state.getStateDescriptor());
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}
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}
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public static class TransitionNotPossible extends ConnectionStateEvent {
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private final StateTransitionResult.TransitionImpossible transitionImpossibleReason;
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public TransitionNotPossible(State currentState, State successorState, StateTransitionResult.TransitionImpossible reason) {
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super(currentState.getStateDescriptor(), successorState.getStateDescriptor());
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this.transitionImpossibleReason = reason;
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}
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@Override
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public String toString() {
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return super.toString() + ": " + transitionImpossibleReason;
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}
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}
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public static class AboutToTransitionInto extends ConnectionStateEvent {
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public AboutToTransitionInto(State currentState, State successorState) {
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super(currentState.getStateDescriptor(), successorState.getStateDescriptor());
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}
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}
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public static class TransitionFailed extends ConnectionStateEvent {
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private final StateTransitionResult.Failure transitionFailedReason;
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public TransitionFailed(State currentState, State failedSuccessorState, StateTransitionResult.Failure transitionFailedReason) {
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super(currentState.getStateDescriptor(), failedSuccessorState.getStateDescriptor());
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this.transitionFailedReason = transitionFailedReason;
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}
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@Override
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public String toString() {
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return super.toString() + ": " + transitionFailedReason;
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}
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}
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public static class TransitionIgnoredDueCycle extends ConnectionStateEvent {
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public TransitionIgnoredDueCycle(GraphVertex<State> currentStateVertex, GraphVertex<State> successorStateVertexCausingCycle) {
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super(currentStateVertex.getElement().getStateDescriptor(), successorStateVertexCausingCycle.getElement().getStateDescriptor());
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}
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}
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public static class SuccessfullyTransitionedInto extends ConnectionStateEvent {
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private final StateTransitionResult.Success transitionSuccessResult;
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public SuccessfullyTransitionedInto(State state, StateTransitionResult.Success transitionSuccessResult) {
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super(state.getStateDescriptor());
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this.transitionSuccessResult = transitionSuccessResult;
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}
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@Override
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public String toString() {
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return super.toString() + ": " + transitionSuccessResult;
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}
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}
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public abstract static class DetailedTransitionIntoInformation extends ConnectionStateEvent {
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protected DetailedTransitionIntoInformation(State state) {
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super(state.getStateDescriptor());
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}
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}
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}
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