Implementation Example

public class BodyEngineSDKDemoApplication extends Application { 
          @Override 
          public void onCreate() { 
                 super.onCreate(); 
                 MySizeIDSDKEngine.getInstance().
initialize(this, <your retailer key>,  <your retailer secret>); 

          } 
} 

public class MainActivity extends Activity implements BodyEngineMeasureListener { 

    private Button startButton, getSizeButton, resetUserButton; 
    private TextView error; 

    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.activity_main); 

        // views initialization... 

        startButton.setOnClickListener(new View.OnClickListener() { 
        @Override 
        public void onClick(View view) { 
             startButton.setClickable(false); 
             MySizeIDSDKEngine.getInstance().startMeasure(<user id>, true,  MeasureMode.ChestBreadth, 78f, 183f); 
        } 
        }); 

        getSizeButton.setOnClickListener(new View.OnClickListener() { 
        @Override 
        public void onClick(View v) { 
        MySizeIDSDKEngine.getInstance().getSize(INTEGRATION_CODE, EXTERNAL_ID, new TAction<String>() { 
               @Override 
               public void execute(String size) { 
               Log.d(TAG, "execute: got size successfully! response => " + size); 
        } 
                }, new TAction<String>() { 
              @Override 
              public void execute(String error) { 
              Log.d(TAG, "execute: got size failed, response => " + error); 
        } 
                }); 
            } 
        }); 

        resetUserButton.setOnClickListener(new View.OnClickListener() { 
            @Override 
            public void onClick(View v) { 
                MySizeIDSDKEngine.getInstance().resetMeasurements(EXTERNAL_ID, false, 60f, 160f, new TAction<String>() { 
                    @Override 
                    public void execute(String param) { 
                        Log.d(TAG, "execute: reset user success! response => " + param); 
                    } 
                }, new TAction<String>() { 
                    @Override 
                    public void execute(String param) { 
                        Log.d(TAG, "execute: reset user fail, error => " + param); 
                    } 
                }); 
            } 
        }); 
    } 

    @Override 
    protected void onResume() { 
        super.onResume(); 
        MySizeIDSDKEngine.getInstance().startSession(this); 
    } 

    @Override 
    protected void onStop() { 
        super.onStop(); 
        MySizeIDSDKEngine.getInstance().stopSession(); 
    } 

    @Override 
    public void onMeasureFinished(int i) { 
        error.setText("" + i); 
        startButton.setText("Start"); 
        startButton.setClickable(true); 
    } 
}