| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.camel.model.language; |
| |
| import javax.xml.bind.annotation.XmlAccessType; |
| import javax.xml.bind.annotation.XmlAccessorType; |
| import javax.xml.bind.annotation.XmlAttribute; |
| import javax.xml.bind.annotation.XmlRootElement; |
| import javax.xml.bind.annotation.XmlTransient; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Expression; |
| import org.apache.camel.Predicate; |
| import org.apache.camel.builder.SimpleBuilder; |
| import org.apache.camel.util.ObjectHelper; |
| |
| /** |
| * For expressions and predicates using the |
| * <a href="http://camel.apache.org/simple.html">simple language</a> |
| * |
| * @version |
| */ |
| @XmlRootElement(name = "simple") |
| @XmlAccessorType(XmlAccessType.FIELD) |
| public class SimpleExpression extends ExpressionDefinition { |
| @XmlAttribute(name = "resultType") |
| private String resultTypeName; |
| @XmlTransient |
| private Class<?> resultType; |
| |
| public SimpleExpression() { |
| } |
| |
| public SimpleExpression(String expression) { |
| super(expression); |
| } |
| |
| public String getLanguage() { |
| return "simple"; |
| } |
| |
| public Class<?> getResultType() { |
| return resultType; |
| } |
| |
| public void setResultType(Class<?> resultType) { |
| this.resultType = resultType; |
| } |
| |
| public String getResultTypeName() { |
| return resultTypeName; |
| } |
| |
| public void setResultTypeName(String resultTypeName) { |
| this.resultTypeName = resultTypeName; |
| } |
| |
| @Override |
| public Expression createExpression(CamelContext camelContext) { |
| if (resultType == null && resultTypeName != null) { |
| try { |
| resultType = camelContext.getClassResolver().resolveMandatoryClass(resultTypeName); |
| } catch (ClassNotFoundException e) { |
| throw ObjectHelper.wrapRuntimeCamelException(e); |
| } |
| } |
| |
| SimpleBuilder answer = new SimpleBuilder(getExpression()); |
| answer.setResultType(resultType); |
| return answer; |
| } |
| |
| @Override |
| public Predicate createPredicate(CamelContext camelContext) { |
| // SimpleBuilder is also a Predicate |
| return (Predicate) createExpression(camelContext); |
| } |
| } |