/**
* 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.tokenizer;
import org.apache.camel.Expression;
import org.apache.camel.Predicate;
import org.apache.camel.builder.ExpressionBuilder;
import org.apache.camel.support.LanguageSupport;
import org.apache.camel.util.ExpressionToPredicateAdapter;
import org.apache.camel.util.ObjectHelper;
/**
* A language for tokenizer expressions.
* <p/>
* This xmltokenizer language can operate in the following modes:
* <ul>
* <li>inject - injecting the contextual namespace bindings into the extracted token</li>
* <li>wrap - wrapping the extracted token in its ancestor context</li>
* <li>unwrap - unwrapping the extracted token to its child content</li>
* </ul>
*/
public class XMLTokenizeLanguage extends LanguageSupport {
private String path;
private String headerName;
private char mode;
private int group;
public static Expression tokenize(String path) {
return tokenize(path, 'i');
}
public static Expression tokenize(String path, char mode) {
XMLTokenizeLanguage language = new XMLTokenizeLanguage();
language.setPath(path);
language.setMode(mode);
return language.createExpression(null);
}
public static Expression tokenize(String headerName, String path) {
return tokenize(headerName, path, 'i');
}
public static Expression tokenize(String headerName, String path, char mode) {
XMLTokenizeLanguage language = new XMLTokenizeLanguage();
language.setHeaderName(headerName);
language.setPath(path);
language.setMode(mode);
return language.createExpression(null);
}
public Predicate createPredicate(String expression) {
return ExpressionToPredicateAdapter.toPredicate(createExpression(expression));
}
/**
* Creates a tokenize expression.
*/
public Expression createExpression() {
ObjectHelper.notNull(path, "path");
Expression answer = ExpressionBuilder.tokenizeXMLAwareExpression(path, mode);
return answer;
}
public Expression createExpression(String expression) {
if (ObjectHelper.isNotEmpty(expression)) {
this.path = expression;
}
return createExpression();
}
public String getPath() {
return path;
}
public void setPath(String path) {
this.path = path;
}
public String getHeaderName() {
return headerName;
}
public void setHeaderName(String headerName) {
this.headerName = headerName;
}
public char getMode() {
return mode;
}
public void setMode(char mode) {
this.mode = mode;
}
public int getGroup() {
return group;
}
public void setGroup(int group) {
this.group = group;
}
public boolean isSingleton() {
return false;
}
}