/*
* Copyright 2015-2016 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.statemachine.config.configurers;
import org.springframework.statemachine.action.Action;
import org.springframework.statemachine.action.Actions;
import org.springframework.statemachine.config.builders.StateMachineTransitionBuilder;
import org.springframework.statemachine.config.builders.StateMachineTransitionConfigurer;
import org.springframework.statemachine.config.common.annotation.AnnotationConfigurerAdapter;
import org.springframework.statemachine.config.model.TransitionsData;
import org.springframework.statemachine.guard.Guard;
import org.springframework.statemachine.security.SecurityRule;
import org.springframework.statemachine.security.SecurityRule.ComparisonType;
import java.util.ArrayList;
import java.util.Collection;
/**
* Base class for transition configurers.
*
* @author Janne Valkealahti
*
* @param <S> the type of state
* @param <E> the type of event
*/
public abstract class AbstractTransitionConfigurer<S, E> extends
AnnotationConfigurerAdapter<TransitionsData<S, E>, StateMachineTransitionConfigurer<S, E>, StateMachineTransitionBuilder<S, E>> {
private S source;
private S target;
private S state;
private E event;
private Long period;
private Integer count;
private final Collection<Action<S, E>> actions = new ArrayList<>();
private Guard<S, E> guard;
private SecurityRule securityRule;
protected S getSource() {
return source;
}
protected S getTarget() {
return target;
}
protected S getState() {
return state;
}
protected E getEvent() {
return event;
}
protected Long getPeriod() {
return period;
}
/**
*
* @return trigger count
*/
public Integer getCount() {
return count;
}
protected Collection<Action<S, E>> getActions() {
return actions;
}
protected Guard<S, E> getGuard() {
return guard;
}
protected SecurityRule getSecurityRule() {
return securityRule;
}
protected void setSource(S source) {
this.source = source;
}
protected void setTarget(S target) {
this.target = target;
}
protected void setState(S state) {
this.state = state;
}
protected void setEvent(E event) {
this.event = event;
}
protected void setPeriod(long period) {
this.period = period;
}
/**
*
* @param count to set how many time the trigger will be called.
*/
public void setCount(Integer count) {
this.count = count;
}
protected void addAction(Action<S, E> action) {
addAction(action, null);
}
protected void addAction(Action<S, E> action, Action<S, E> error) {
this.actions.add(error != null ? Actions.errorCallingAction(action, error) : action);
}
protected void setGuard(Guard<S, E> guard) {
this.guard = guard;
}
protected void setSecurityRule(String attributes, ComparisonType match) {
if (securityRule == null) {
securityRule = new SecurityRule();
}
securityRule.setAttributes(SecurityRule.commaDelimitedListToSecurityAttributes(attributes));
}
protected void setSecurityRule(String expression) {
if (securityRule == null) {
securityRule = new SecurityRule();
}
securityRule.setExpression(expression);
}
}