org.camunda.bpm.engine.impl.util.xml.ParseHandler Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.engine.impl.util.xml;
import java.util.ArrayDeque;
import java.util.Deque;
import org.xml.sax.Attributes;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.helpers.DefaultHandler;
/**
* @author Tom Baeyens
*/
public class ParseHandler extends DefaultHandler {
protected String defaultNamespace;
protected Parse parse;
protected Locator locator;
protected Deque elementStack = new ArrayDeque<>();
public ParseHandler(Parse parse) {
this.parse = parse;
}
public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
Element element = new Element(uri, localName, qName, attributes, locator);
if (elementStack.isEmpty()) {
parse.rootElement = element;
} else {
elementStack.peek().add(element);
}
elementStack.push(element);
}
public void characters(char[] ch, int start, int length) throws SAXException {
elementStack.peek().appendText(String.valueOf(ch, start, length));
}
public void endElement(String uri, String localName, String qName) throws SAXException {
elementStack.pop();
}
public void error(SAXParseException e) {
parse.addError(e);
}
public void fatalError(SAXParseException e) {
parse.addError(e);
}
public void warning(SAXParseException e) {
parse.addWarning(e);
}
public void setDocumentLocator(Locator locator) {
this.locator = locator;
}
public void setDefaultNamespace(String defaultNamespace) {
this.defaultNamespace = defaultNamespace;
}
}