import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.SourceDataLine;
import java.io.File;
public class music{
private AudioInputStream stream = null;
private AudioFormat format = null;
private SourceDataLine m_line;
public void play(File fileName)
{
try {
stream = AudioSystem.getAudioInputStream(fileName);
// At present, ALAW and ULAW encodings must be converted
// to PCM_SIGNED before it can be played
format = stream.getFormat();
if (format.getEncoding() != AudioFormat.Encoding.PCM_SIGNED) {
format = new AudioFormat(
AudioFormat.Encoding.PCM_SIGNED,
format.getSampleRate(),
16,
format.getChannels(),
format.getChannels() * 2,
format.getSampleRate(),
false); // big endian
stream = AudioSystem.getAudioInputStream(format, stream);
}
// Create the clip
DataLine.Info info = new DataLine.Info(SourceDataLine.class, stream.getFormat(), AudioSystem.NOT_SPECIFIED);
m_line = (SourceDataLine) AudioSystem.getLine(info);
m_line.open(stream.getFormat(),m_line.getBufferSize());
m_line.start();
int numRead = 0;
byte[] buf = new byte[m_line.getBufferSize()];
while ((numRead = stream.read(buf, 0, buf.length)) >
= 0) {
int offset = 0;
while (offset < numRead) {
offset += m_line.write(buf, offset, numRead-offset);
}
}
m_line.drain();
m_line.stop();
m_line.close();
stream.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public double getDuration()
{
return m_line.getBufferSize() /
(m_line.getFormat().getFrameSize() * m_line.getFormat().getFrameRate());
}
public double getDecision()
{
return m_line.getMicrosecondPosition()/1000.0;
}
}
三国武将查询系统//Java访问数据库(九)
stener());
JLabel label = new JLabel("\u6B66\u5C06\u540D");
label.setFont(new Font("长城行楷体", Font.ITALIC, 30));
label.setBounds(10, 55, 105, 63);
contentPane.add(label);
}
class deletelistener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
try{
String s=new String();
s=textField.getText();
String temps=new String();
temps="delete from hero where hname='"+s+"'";
System.out.println(temps);
ResultSet res=start.statement.executeQuery(temps);
tt=new JFrame();
tt.setBounds(100, 100, 500, 80);
JButton ta = new JButton("恭喜！武将"+s+"删除成功！ 点击返回");
tt.add(ta);
tt.setVisible(true);
ta.addActionListener(new backlistener());
}catch(SQLException ss )
{
textField.setText("error!");
}
}
}
class backlistener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
deletehero.this.setVisible(false);
tt.setVisible(false);
dba f8=new dba();
f8.setVisible(true);
}
}
}