24小时制的问题

package com.example.ui_datepicker;
 
import java.util.Calendar;
 
import android.app.Activity;
import android.os.Bundle;
import android.widget.DatePicker;
import android.widget.DatePicker.OnDateChangedListener;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.TimePicker.OnTimeChangedListener;
 
 
 
public class MainActivity extends Activity {
    private TimePicker timePicker;
    private DatePicker datePicker;
    private TextView textView;
    private int year,month,day,hour,minute;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        getCurrentTime();
        setPicker();
    }
    private void setPicker() {
        //设置时间选择器为24小时制
        timePicker.setIs24HourView(true);
        timePicker.setCurrentHour(hour);
        timePicker.setCurrentMinute(minute);
        timePicker.setOnTimeChangedListener(new OnTimeChangedListener() {
             
            @Override
            public void onTimeChanged(TimePicker arg0, int arg1, int arg2) {
                System.out.println("From timePicker"+arg1+":"+arg2);
                 
            }
        });
        datePicker.init(year, month, day, new OnDateChangedListener() {
             
            @Override
            public void onDateChanged(DatePicker arg0, int arg1, int arg2, int arg3) {
                System.out.println("From datePicker"+arg1+"年"+(arg2+1)+"月"+arg3+"日");
                 
            }
        });
    }
    private void getCurrentTime() {
        Calendar c=Calendar.getInstance();
        year=c.get(c.YEAR);
        month=c.get(c.MONTH);
        day=c.get(c.DAY_OF_MONTH);
        hour=c.get(c.HOUR);
        minute=c.get(c.MINUTE);
         
    }
    private void initView() {
        timePicker=(TimePicker) findViewById(R.id.timePicker);
        datePicker=(DatePicker) findViewById(R.id.datePicker);
        textView=(TextView) findViewById(R.id.textView);
    }
 
 
   
}