java/embedding/ExampleObj2XML.java

/*
 * 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.
 */

/* $Id$ */

package embedding;

//Hava
import java.io.File;
import java.io.IOException;

//JAXP
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerException;
import javax.xml.transform.Source;
import javax.xml.transform.Result;
import javax.xml.transform.stream.StreamResult;

import embedding.model.ProjectMember;
import embedding.model.ProjectTeam;


/**
 * This class demonstrates the conversion of an arbitrary object file to an
 * XML file.
 */
public class ExampleObj2XML {

    /**
     * Converts a ProjectTeam object to XML.
     * @param team the ProjectTeam object
     * @param xml the target XML file
     * @throws IOException In case of an I/O problem
     * @throws TransformerException In case of a XSL transformation problem
     */
    public void convertProjectTeam2XML(ProjectTeam team, File xml)
                throws IOException, TransformerException {

        //Setup XSLT
        TransformerFactory factory = TransformerFactory.newInstance();
        Transformer transformer = factory.newTransformer();
        /* Note:
           We use the identity transformer, no XSL transformation is done.
           The transformer is basically just used to serialize the
           generated document to XML. */

        //Setup input
        Source src = team.getSourceForProjectTeam();

        //Setup output
        Result res = new StreamResult(xml);

        //Start XSLT transformation
        transformer.transform(src, res);
    }


    /**
     * Creates a sample ProjectTeam instance for this demo.
     * @return ProjectTeam the newly created ProjectTeam instance
     */
    public static ProjectTeam createSampleProjectTeam() {
        ProjectTeam team = new ProjectTeam();
        team.setProjectName("Rule the Galaxy");
        team.addMember(new ProjectMember(
                "Emperor Palpatine", "lead", "palpatine@empire.gxy"));
        team.addMember(new ProjectMember(
                "Lord Darth Vader", "Jedi-Killer", "vader@empire.gxy"));
        team.addMember(new ProjectMember(
                "Grand Moff Tarkin", "Planet-Killer", "tarkin@empire.gxy"));
        team.addMember(new ProjectMember(
                "Admiral Motti", "Death Star operations", "motti@empire.gxy"));
        return team;
    }


    /**
     * Main method.
     * @param args command-line arguments
     */
    public static void main(String[] args) {
        try {
            System.out.println("FOP ExampleObj2XML\n");
            System.out.println("Preparing...");

            //Setup directories
            File baseDir = new File(".");
            File outDir = new File(baseDir, "out");
            outDir.mkdirs();

            //Setup input and output
            File xmlfile = new File(outDir, "ResultObj2XML.xml");

            System.out.println("Input: a ProjectTeam object");
            System.out.println("Output: XML (" + xmlfile + ")");
            System.out.println();
            System.out.println("Serializing...");

            ExampleObj2XML app = new ExampleObj2XML();
            app.convertProjectTeam2XML(createSampleProjectTeam(), xmlfile);

            System.out.println("Success!");
        } catch (Exception e) {
            e.printStackTrace(System.err);
            System.exit(-1);
        }
    }
}
1	/*
2	* Licensed to the Apache Software Foundation (ASF) under one or more
3	* contributor license agreements. See the NOTICE file distributed with
4	* this work for additional information regarding copyright ownership.
5	* The ASF licenses this file to You under the Apache License, Version 2.0
6	* (the "License"); you may not use this file except in compliance with
7	* the License. You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17
18	/* $Id$ */
19
20	package embedding;
21
22	//Hava
23	import java.io.File;
24	import java.io.IOException;
25
26	//JAXP
27	import javax.xml.transform.Transformer;
28	import javax.xml.transform.TransformerFactory;
29	import javax.xml.transform.TransformerException;
30	import javax.xml.transform.Source;
31	import javax.xml.transform.Result;
32	import javax.xml.transform.stream.StreamResult;
33
34	import embedding.model.ProjectMember;
35	import embedding.model.ProjectTeam;
36
37
38	/**
39	* This class demonstrates the conversion of an arbitrary object file to an
40	* XML file.
41	*/
42	public class ExampleObj2XML {
43
44	/**
45	* Converts a ProjectTeam object to XML.
46	* @param team the ProjectTeam object
47	* @param xml the target XML file
48	* @throws IOException In case of an I/O problem
49	* @throws TransformerException In case of a XSL transformation problem
50	*/
51	public void convertProjectTeam2XML(ProjectTeam team, File xml)
52	throws IOException, TransformerException {
53
54	//Setup XSLT
55	TransformerFactory factory = TransformerFactory.newInstance();
56	Transformer transformer = factory.newTransformer();
57	/* Note:
58	We use the identity transformer, no XSL transformation is done.
59	The transformer is basically just used to serialize the
60	generated document to XML. */
61
62	//Setup input
63	Source src = team.getSourceForProjectTeam();
64
65	//Setup output
66	Result res = new StreamResult(xml);
67
68	//Start XSLT transformation
69	transformer.transform(src, res);
70	}
71
72
73	/**
74	* Creates a sample ProjectTeam instance for this demo.
75	* @return ProjectTeam the newly created ProjectTeam instance
76	*/
77	public static ProjectTeam createSampleProjectTeam() {
78	ProjectTeam team = new ProjectTeam();
79	team.setProjectName("Rule the Galaxy");
80	team.addMember(new ProjectMember(
81	"Emperor Palpatine", "lead", "palpatine@empire.gxy"));
82	team.addMember(new ProjectMember(
83	"Lord Darth Vader", "Jedi-Killer", "vader@empire.gxy"));
84	team.addMember(new ProjectMember(
85	"Grand Moff Tarkin", "Planet-Killer", "tarkin@empire.gxy"));
86	team.addMember(new ProjectMember(
87	"Admiral Motti", "Death Star operations", "motti@empire.gxy"));
88	return team;
89	}
90
91
92	/**
93	* Main method.
94	* @param args command-line arguments
95	*/
96	public static void main(String[] args) {
97	try {
98	System.out.println("FOP ExampleObj2XML\n");
99	System.out.println("Preparing...");
100
101	//Setup directories
102	File baseDir = new File(".");
103	File outDir = new File(baseDir, "out");
104	outDir.mkdirs();
105
106	//Setup input and output
107	File xmlfile = new File(outDir, "ResultObj2XML.xml");
108
109	System.out.println("Input: a ProjectTeam object");
110	System.out.println("Output: XML (" + xmlfile + ")");
111	System.out.println();
112	System.out.println("Serializing...");
113
114	ExampleObj2XML app = new ExampleObj2XML();
115	app.convertProjectTeam2XML(createSampleProjectTeam(), xmlfile);
116
117	System.out.println("Success!");
118	} catch (Exception e) {
119	e.printStackTrace(System.err);
120	System.exit(-1);
121	}
122	}
123	}