Java中将毫秒转化为日期的方法
将毫秒转化为日期
import java.awt.BorderLayout;
import java.awt.Frame;import java.awt.TextArea;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.text.SimpleDateFormat;
import java.util.Date;
public class ConvertLong2Date extends Frame
{
TextField tf = new TextField();
TextArea ta = new TextArea();
public static void main(String[] args)
{
new ConvertLong2Date()。launchFrame();
}
public String convertL2D(long l)
{
long _l = 0L;
Date _d = null;
SimpleDateFormat _sdf = null;
String _s = null;
_l = l;
_d = new Date(_l);
_sdf = new SimpleDateFormat(“yyyy-MM-dd HH：mm：ss”);
_s = _sdf.format(_d);
return _s;
}
public void launchFrame()
{
setLocation(300， 300);
setSize(480， 320);
setResizable(false);
add(tf，BorderLayout.SOUTH);
add(ta，BorderLayout.NORTH);
pack();
tf.addActionListener(new tfActionListener());
this.setVisible(true);
this.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
}
public class tfActionListener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
long l = Long.parseLong(tf.getText());
ta.setText(new ConvertLong2Date()。convertL2D(l));
tf.setText(“”);
}
}
}
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