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/*
* 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.
*/
/*
* $Id: ExternalConnection.java 470245 2006-11-02 06:34:33Z minchau $
*/
// Imported TraX classes
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.Transformer;
import javax.xml.transform.stream.StreamSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerConfigurationException;
import org.apache.xalan.lib.sql.DefaultConnectionPool;
import org.apache.xalan.lib.sql.ConnectionPoolManager;
// Imported java classes
import java.io.StringReader;
import java.io.FileOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
/**
* Use the TraX interface to perform a transformation in the simplest manner possible
* (3 statements).
*/
public class ExternalConnection
{
public static void main(String[] args)
throws TransformerException, TransformerConfigurationException,
FileNotFoundException, IOException
{
// Create a connection to the database server
// Up the connection pool count for testing
DefaultConnectionPool cp = new DefaultConnectionPool();
cp.setDriver("org.apache.derby.jdbc.EmbeddedDriver");
cp.setURL("jdbc:derby:sampleDB");
//cp.setUser("sa");
//cp.setPassword("");
cp.setMinConnections(10);
cp.setPoolEnabled(true);
// Now let's register our connection pool so we can use
// in a stylesheet
ConnectionPoolManager pm = new ConnectionPoolManager();
pm.registerPool("extpool", cp);
// Use the static TransformerFactory.newInstance() method to instantiate
// a TransformerFactory. The javax.xml.transform.TransformerFactory
// system property setting determines the actual class to instantiate --
// org.apache.xalan.transformer.TransformerImpl.
TransformerFactory tFactory = TransformerFactory.newInstance();
// Grab the Name of the Stylesheet from the commad line
if (args.length == 0)
{
System.out.println("You must provide the path and name to a stylesheet to process");
System.exit(0);
}
String stylesheet = args[0];
System.out.println("Transforming Stylesheet " + stylesheet);
// Use the TransformerFactory to instantiate a Transformer that will work with
// the stylesheet you specify. This method call also processes the stylesheet
// into a compiled Templates object.
Transformer transformer = tFactory.newTransformer(
new StreamSource(stylesheet));
// For this transformation, all the required information is in the stylesheet, so generate
// a minimal XML source document for the input.
// Note: the command-line processor (org.apache.xalan.xslt.Process) uses this strategy when
// the user does not provide an -IN parameter.
StringReader reader =
new StringReader("<?xml version=\"1.0\"?> <doc/>");
// Use the Transformer to apply the associated Templates object to an XML document
// and write the output to a file.
transformer.transform(
new StreamSource(reader),
new StreamResult(new FileOutputStream("dbtest-out.html")));
System.out.println("************* The result is in dbtest-out.html *************");
cp.setPoolEnabled(false);
}
}
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