org.apache.tapestry5.internal.jpa.PersistenceParser Maven / Gradle / Ivy
// Copyright 2011 The Apache Software Foundation
//
// Licensed 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.tapestry5.internal.jpa;
import org.apache.tapestry5.ioc.internal.util.InternalUtils;
import org.apache.tapestry5.jpa.TapestryPersistenceUnitInfo;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderFactory;
import java.io.InputStream;
import java.util.List;
public class PersistenceParser
{
public List parse(final InputStream stream)
{
final PersistenceContentHandler handler = new PersistenceContentHandler();
try
{
final XMLReader reader = XMLReaderFactory.createXMLReader();
reader.setContentHandler(handler);
reader.parse(new InputSource(stream));
return handler.getPersistenceUnits();
}
catch (final Exception e)
{
throw new RuntimeException(e);
}
finally
{
InternalUtils.close(stream);
}
}
}