/*
* 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
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*/
package org.apache.axiom.om;
import java.io.InputStream;
import java.io.StringReader;
import java.lang.ref.WeakReference;
import javax.xml.stream.XMLStreamReader;
import org.apache.axiom.om.util.StAXUtils;
import org.apache.axiom.testutils.io.CloseSensorInputStream;
import org.apache.axiom.testutils.io.CloseSensorReader;
public class OMXMLParserWrapperTestBase extends AbstractTestCase {
private final OMMetaFactory omMetaFactory;
public OMXMLParserWrapperTestBase(OMMetaFactory omMetaFactory) {
this.omMetaFactory = omMetaFactory;
}
public void testCloseWithInputStream() throws Exception {
CloseSensorInputStream in = new CloseSensorInputStream(getTestResource(TestConstants.TEST));
try {
OMXMLParserWrapper builder = OMXMLBuilderFactory.createOMBuilder(omMetaFactory.getOMFactory(), in);
builder.getDocument().build();
builder.close();
// OMXMLParserWrapper#close() does _not_ close the underlying input stream
assertFalse(in.isClosed());
} finally {
in.close();
}
}
public void testCloseWithReader() throws Exception {
CloseSensorReader in = new CloseSensorReader(new StringReader("<root><child/></root>"));
try {
OMXMLParserWrapper builder = OMXMLBuilderFactory.createOMBuilder(omMetaFactory.getOMFactory(), in);
builder.getDocument().build();
builder.close();
// OMXMLParserWrapper#close() does _not_ close the underlying input stream
assertFalse(in.isClosed());
} finally {
in.close();
}
}
public void testCloseWithXMLStreamReader() throws Exception {
InputStream in = getTestResource(TestConstants.TEST);
try {
XMLStreamReader reader = StAXUtils.createXMLStreamReader(in);
OMXMLParserWrapper builder = omMetaFactory.createStAXOMBuilder(omMetaFactory.getOMFactory(), reader);
WeakReference readerWeakRef = new WeakReference(reader);
reader = null;
builder.getDocument().build();
builder.close();
for (int i=0; i<10; i++) {
Thread.sleep(500);
if (readerWeakRef.get() == null) {
return;
}
System.gc();
}
fail("Builder didn't release reference to the underlying parser");
} finally {
in.close();
}
}
}