String () { StringBuilder buf = new StringBuilder(); if (myReplaceByString != null) { buf.append(myReplaceByString); } if (myStringToReplace != null) { if (buf.length() > 0) buf.append(" "); buf.append(myStringToReplace); } if (myExpression != null) { if (buf.length() > 0) buf.append(" "); buf.append(myExpression.getText()); } return buf.toString(); }