title: How to find duplicate images fetching from gallery in android
body: <p>Fetching images one by one to android app then saving count of pictures on textview. Here if same image fetched again in to android app then don't want to increase the count of textview, how to handle this?</p>
  
  <pre><code>public class GetImageActivity extends Activity {
  
      private static final int SELECT_PICTURE = 1;
  
      private String selectedImagePath;
      private ImageView img;
  
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
  
          img = (ImageView)findViewById(R.id.ImageView01);
  
          ((Button) findViewById(R.id.Button01))
                  .setOnClickListener(new OnClickListener() {
                      public void onClick(View arg0) {
                          Intent intent = new Intent();
                          intent.setType("image/*");
                          intent.setAction(Intent.ACTION_GET_CONTENT);
                          startActivityForResult(Intent.createChooser(intent,"Select Picture"), SELECT_PICTURE);
                      }
                  });
      }
  
      public void onActivityResult(int requestCode, int resultCode, Intent data) {
          if (resultCode == RESULT_OK) {
              if (requestCode == SELECT_PICTURE) {
                  Uri selectedImageUri = data.getData();
                  selectedImagePath = getPath(selectedImageUri);
                  System.out.println("Image Path : " + selectedImagePath);
                  img.setImageURI(selectedImageUri);
              }
          }
      }
  
      public String getPath(Uri uri) {
          String[] projection = { MediaStore.Images.Media.DATA };
          Cursor cursor = managedQuery(uri, projection, null, null, null);
          int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
          cursor.moveToFirst();
          return cursor.getString(column_index);
      }
  }
  </code></pre>