test

public class MainActivity extends Activity {private Camera camera=null;private Parameters parameters=null;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Button open=(Button)findViewById(R.id.open);Button close=(Button)findViewById(R.id.close);camera=Camera.open();parameters=camera.getParameters();open.setOnClickListener(new OnClickListener(){@Overridepublic void onClick(View arg0) {// TODO Auto-generated method stubparameters.setFlashMode(Parameters.FLASH_MODE_TORCH);camera.setParameters(parameters);}});close.setOnClickListener(new OnClickListener(){@Overridepublic void onClick(View arg0) {// TODO Auto-generated method stubparameters.setFlashMode(Parameters.FLASH_MODE_OFF);camera.setParameters(parameters);//camera.release();}});}