title: trim() on an empty EditText returns false android
body: <p>i have the following</p>
  
  <pre><code>String newWord = (String) addNewWordEdTxt.getText().toString();
  Log.d(TAG_WORD, "A:"+ String.valueOf(newWord.trim() == "" ));
  Log.d(TAG_WORD, "B:" + String.valueOf( TextUtils.isEmpty(addNewWordEdTxt.getText().toString().trim() )));
  </code></pre>
  
  <p>anyone know why A is false and B is true for an empty EditText</p>
  
  <p>thanks</p>