code: public String getExpressionString() {
          StringBuffer buf = new StringBuffer();
          buf.append(mPrefix.getExpressionString());
  
          for (int i = 0; mSuffixes != null && i < mSuffixes.size(); i++) {
              ValueSuffix suffix = (ValueSuffix) mSuffixes.get(i);
              buf.append(suffix.getExpressionString());
          }
  
          return buf.toString();
      }
docs: Returns the expression in the expression language syntax