/* * 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"); } }