StringBuffer sql = new StringBuffer( ConstTypes.SOME_TYPE ); sql.append( " WHERE " ).append( ConstAttrs.SOME_ATTR1 ).append( " = '" ) .append( someValue1 ).append( "' AND" ).append( ConstAttrs.SOME_ATTR2 ) .append( " = '" ).append( someValue2 ).append( "' AND " );