/**
* 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.language.xpath;
import javax.xml.namespace.QName;
import javax.xml.xpath.XPathFactory;
import org.apache.camel.Expression;
import org.apache.camel.IsSingleton;
import org.apache.camel.Predicate;
import org.apache.camel.builder.xml.XPathBuilder;
import org.apache.camel.spi.Language;
/**
* XPath language.
*/
public class XPathLanguage implements Language, IsSingleton {
private QName resultType;
private XPathFactory xpathFactory;
private Boolean useSaxon;
private String objectModelUri;
public Predicate createPredicate(String expression) {
XPathBuilder builder = XPathBuilder.xpath(expression);
configureBuilder(builder);
return builder;
}
public Expression createExpression(String expression) {
XPathBuilder builder = XPathBuilder.xpath(expression);
configureBuilder(builder);
return builder;
}
public QName getResultType() {
return resultType;
}
public void setResultType(QName resultType) {
this.resultType = resultType;
}
public XPathFactory getXpathFactory() {
return xpathFactory;
}
public void setXpathFactory(XPathFactory xpathFactory) {
this.xpathFactory = xpathFactory;
}
public void setUseSaxon(Boolean useSaxon) {
this.useSaxon = useSaxon;
}
public Boolean getUseSaxon() {
return useSaxon;
}
public Boolean isUseSaxon() {
return useSaxon != null && useSaxon;
}
public String getObjectModelUri() {
return objectModelUri;
}
public void setObjectModelUri(String objectModelUri) {
this.objectModelUri = objectModelUri;
}
protected void configureBuilder(XPathBuilder builder) {
if (resultType != null) {
builder.setResultQName(resultType);
}
if (isUseSaxon()) {
builder.enableSaxon();
} else {
if (xpathFactory != null) {
builder.setXPathFactory(xpathFactory);
}
if (objectModelUri != null) {
builder.setObjectModelUri(objectModelUri);
}
}
}
public boolean isSingleton() {
return false;
}
}