/*
* 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.axiom.util.stax.dialect;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLResolver;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
class SJSXPDialect extends AbstractStAXDialect {
private final boolean isUnsafeStreamResult;
public SJSXPDialect(boolean isUnsafeStreamResult) {
this.isUnsafeStreamResult = isUnsafeStreamResult;
}
public String getName() {
return isUnsafeStreamResult ? "SJSXP (with thread safety issue)" : "SJSXP";
}
public XMLInputFactory enableCDataReporting(XMLInputFactory factory) {
factory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.FALSE);
factory.setProperty("http://java.sun.com/xml/stream/properties/report-cdata-event",
Boolean.TRUE);
return factory;
}
public XMLInputFactory disallowDoctypeDecl(XMLInputFactory factory) {
// SJSXP is particular because when SUPPORT_DTD is set to false, no DTD event is reported.
// This means that we would not be able to throw an exception. The trick is to enable
// DTD support and trigger an exception if the parser attempts to load the external subset
// or returns a DTD event.
factory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.TRUE);
factory.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.FALSE);
factory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, Boolean.FALSE);
factory.setXMLResolver(new XMLResolver() {
public Object resolveEntity(String publicID, String systemID, String baseURI,
String namespace) throws XMLStreamException {
throw new XMLStreamException("DOCTYPE is not allowed");
}
});
return new DisallowDoctypeDeclInputFactoryWrapper(factory);
}
public XMLInputFactory makeThreadSafe(XMLInputFactory factory) {
factory.setProperty("reuse-instance", Boolean.FALSE);
return factory;
}
public XMLOutputFactory makeThreadSafe(XMLOutputFactory factory) {
factory.setProperty("reuse-instance", Boolean.FALSE);
if (isUnsafeStreamResult) {
factory = new SynchronizedOutputFactoryWrapper(factory);
}
return factory;
}
public XMLStreamReader normalize(XMLStreamReader reader) {
return new SJSXPStreamReaderWrapper(reader);
}
public XMLStreamWriter normalize(XMLStreamWriter writer) {
return new SJSXPStreamWriterWrapper(writer);
}
public XMLInputFactory normalize(XMLInputFactory factory) {
return new NormalizingXMLInputFactoryWrapper(factory, this);
}
public XMLOutputFactory normalize(XMLOutputFactory factory) {
return new SJSXPOutputFactoryWrapper(factory, this);
}
}