| /** |
| * 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.component.xquery; |
| |
| import java.lang.annotation.Annotation; |
| |
| import org.w3c.dom.Node; |
| |
| import net.sf.saxon.functions.Collection; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Expression; |
| import org.apache.camel.component.bean.DefaultAnnotationExpressionFactory; |
| import org.apache.camel.language.LanguageAnnotation; |
| import org.apache.camel.language.NamespacePrefix; |
| |
| /** |
| * @version |
| */ |
| public class XQueryAnnotationExpressionFactory extends DefaultAnnotationExpressionFactory { |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public Expression createExpression(CamelContext camelContext, Annotation annotation, |
| LanguageAnnotation languageAnnotation, Class expressionReturnType) { |
| String xQuery = getExpressionFromAnnotation(annotation); |
| XQueryBuilder builder = XQueryBuilder.xquery(xQuery); |
| if (annotation instanceof XQuery) { |
| XQuery xQueryAnnotation = (XQuery)annotation; |
| builder.setStripsAllWhiteSpace(xQueryAnnotation.stripsAllWhiteSpace()); |
| |
| NamespacePrefix[] namespaces = xQueryAnnotation.namespaces(); |
| if (namespaces != null) { |
| for (NamespacePrefix namespacePrefix : namespaces) { |
| builder = builder.namespace(namespacePrefix.prefix(), namespacePrefix.uri()); |
| } |
| } |
| } |
| if (expressionReturnType.isAssignableFrom(String.class)) { |
| builder.setResultsFormat(ResultFormat.String); |
| } else if (expressionReturnType.isAssignableFrom(Collection.class)) { |
| builder.setResultsFormat(ResultFormat.List); |
| } else if (expressionReturnType.isAssignableFrom(Node.class)) { |
| builder.setResultsFormat(ResultFormat.DOM); |
| } else if (expressionReturnType.isAssignableFrom(byte[].class)) { |
| builder.setResultsFormat(ResultFormat.Bytes); |
| } |
| return builder; |
| } |
| |
| } |