org.apache.cxf.tools.util.StAXUtil Maven / Gradle / Ivy
/**
* 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.cxf.tools.util;
import java.net.URL;
import java.util.logging.Logger;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import org.xml.sax.InputSource;
import org.apache.cxf.common.i18n.Message;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.tools.common.ToolException;
public final class StAXUtil {
private static final Logger LOG = LogUtils.getL7dLogger(StAXUtil.class);
private static final XMLInputFactory XML_INPUT_FACTORY;
static {
XML_INPUT_FACTORY = XMLInputFactory.newInstance();
XML_INPUT_FACTORY.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.TRUE);
}
private StAXUtil() {
}
public static void toStartTag(XMLStreamReader r) throws XMLStreamException {
while (!r.isStartElement() && r.hasNext()) {
r.next();
}
}
public static XMLStreamReader createFreshXMLStreamReader(InputSource source) {
try {
if (source.getCharacterStream() != null) {
return XML_INPUT_FACTORY.createXMLStreamReader(source.getSystemId(),
source.getCharacterStream());
}
if (source.getByteStream() != null) {
return XML_INPUT_FACTORY.createXMLStreamReader(source.getSystemId(),
source.getByteStream());
}
return XML_INPUT_FACTORY.createXMLStreamReader(source.getSystemId(),
new URL(source.getSystemId()).openStream());
} catch (Exception e) {
Message msg = new Message("FAIL_TO_CREATE_STAX", LOG);
throw new ToolException(msg, e);
}
}
}