/* | |
* 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.uima.tools.cvd.control; | |
import java.awt.event.ActionEvent; | |
import java.awt.event.ActionListener; | |
import java.io.File; | |
import javax.swing.JFileChooser; | |
import javax.xml.parsers.SAXParser; | |
import javax.xml.parsers.SAXParserFactory; | |
import org.apache.uima.cas.impl.XmiCasDeserializer; | |
import org.apache.uima.internal.util.Timer; | |
import org.apache.uima.tools.cvd.MainFrame; | |
/** | |
* Load a CAS from an XMI file. | |
*/ | |
public class XmiCasFileOpenHandler implements ActionListener { | |
final MainFrame main; | |
// Default constructor, not used. | |
private XmiCasFileOpenHandler() { | |
super(); | |
this.main = null; | |
} | |
public XmiCasFileOpenHandler(MainFrame main) { | |
super(); | |
this.main = main; | |
} | |
/* (non-Javadoc) | |
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent) | |
*/ | |
public void actionPerformed(ActionEvent event) { | |
JFileChooser fileChooser = new JFileChooser(); | |
fileChooser.setDialogTitle("Open XMI CAS file"); | |
if (this.main.getXcasFileOpenDir() != null) { | |
fileChooser.setCurrentDirectory(this.main.getXcasFileOpenDir()); | |
} | |
int rc = fileChooser.showOpenDialog(this.main); | |
if (rc == JFileChooser.APPROVE_OPTION) { | |
File xmiCasFile = fileChooser.getSelectedFile(); | |
if (xmiCasFile.exists() && xmiCasFile.isFile()) { | |
try { | |
this.main.setXcasFileOpenDir(xmiCasFile.getParentFile()); | |
Timer time = new Timer(); | |
time.start(); | |
SAXParser parser = SAXParserFactory.newInstance().newSAXParser(); | |
XmiCasDeserializer xmiCasDeserializer = new XmiCasDeserializer(this.main.getCas() | |
.getTypeSystem()); | |
this.main.getCas().reset(); | |
parser.parse(xmiCasFile, xmiCasDeserializer.getXmiCasHandler(this.main.getCas())); | |
time.stop(); | |
this.main.handleSofas(); | |
this.main.setTitle("XMI CAS"); | |
this.main.updateIndexTree(true); | |
this.main.setRunOnCasEnabled(); | |
this.main.setEnableCasFileReadingAndWriting(); | |
this.main.setStatusbarMessage("Done loading XMI CAS file in " + time.getTimeSpan() + "."); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
this.main.handleException(e); | |
} | |
} | |
} | |
} | |
} |