public Object loadLocal() throws FileNotFoundException {
Window frame = getFrame();
// Choose the file to load.
JFileChooser fileChooser = new JFileChooser( _directoryName );
fileChooser.setDialogTitle( "Load File" );
int rval = fileChooser.showOpenDialog( frame );
_directoryName = fileChooser.getCurrentDirectory().getAbsolutePath();
File selectedFile = fileChooser.getSelectedFile();
if( rval == JFileChooser.CANCEL_OPTION || selectedFile == null ) {
return null;
}
// XML decode directly from the file.
Object object = null;
String filename = selectedFile.getAbsolutePath();
FileInputStream fis = new FileInputStream( filename );
BufferedInputStream bis = new BufferedInputStream( fis );
XMLDecoder decoder = new XMLDecoder( bis );
decoder.setExceptionListener( new ExceptionListener() {
private int errors = 0;
// Report the first recoverable exception.
public void exceptionThrown( Exception e ) {
if( errors == 0 ) {
showError( QWIResources.getString( "Load.error.decode" ), e );
errors++;
}
}
} );
object = decoder.readObject();
decoder.close();
return object;
}
PersistenceManager.java 文件源码
java
阅读 24
收藏 0
点赞 0
评论 0
项目:PhET
作者:
评论列表
文章目录