/*
* Copyright 2014 Effektif GmbH.
*
* 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 com.effektif.workflow.impl.conditions;
import com.effektif.workflow.api.condition.SingleBindingCondition;
import com.effektif.workflow.impl.WorkflowParser;
import com.effektif.workflow.impl.workflow.BindingImpl;
import com.effektif.workflow.impl.workflowinstance.ScopeInstanceImpl;
/**
* @author Tom Baeyens
*/
public abstract class SingleBindingConditionImpl<T extends SingleBindingCondition> implements ConditionImpl<T> {
protected BindingImpl<?> left;
public BindingImpl<?> getLeft() {
return this.left;
}
public void setLeft(BindingImpl<?> left) {
this.left = left;
}
public SingleBindingConditionImpl left(BindingImpl<?> left) {
this.left = left;
return this;
}
@Override
public boolean eval(ScopeInstanceImpl scopeInstance) {
Object value = scopeInstance.getValue(left);
return eval(value);
}
protected abstract boolean eval(Object value);
@Override
public void parse(T condition, ConditionService conditionService, WorkflowParser parser) {
this.left = parser.parseBinding(condition.getLeft(), "left");
}
}