Return-Path: X-Original-To: apmail-apex-dev-archive@minotaur.apache.org Delivered-To: apmail-apex-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 3B221189D8 for ; Mon, 21 Mar 2016 09:37:35 +0000 (UTC) Received: (qmail 97928 invoked by uid 500); 21 Mar 2016 09:37:35 -0000 Delivered-To: apmail-apex-dev-archive@apex.apache.org Received: (qmail 97849 invoked by uid 500); 21 Mar 2016 09:37:35 -0000 Mailing-List: contact dev-help@apex.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@apex.incubator.apache.org Delivered-To: mailing list dev@apex.incubator.apache.org Received: (qmail 97838 invoked by uid 99); 21 Mar 2016 09:37:34 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 21 Mar 2016 09:37:34 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd2-us-west.apache.org (ASF Mail Server at spamd2-us-west.apache.org) with ESMTP id 55C961A1194 for ; Mon, 21 Mar 2016 09:37:34 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -4.021 X-Spam-Level: X-Spam-Status: No, score=-4.021 tagged_above=-999 required=6.31 tests=[KAM_LAZY_DOMAIN_SECURITY=1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RP_MATCHES_RCVD=-0.001] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id SGuM9AHqwvOM for ; Mon, 21 Mar 2016 09:37:33 +0000 (UTC) Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with SMTP id 3224C5FAD8 for ; Mon, 21 Mar 2016 09:37:32 +0000 (UTC) Received: (qmail 97814 invoked by uid 99); 21 Mar 2016 09:37:31 -0000 Received: from git1-us-west.apache.org (HELO git1-us-west.apache.org) (140.211.11.23) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 21 Mar 2016 09:37:31 +0000 Received: by git1-us-west.apache.org (ASF Mail Server at git1-us-west.apache.org, from userid 33) id 37410DFBD6; Mon, 21 Mar 2016 09:37:31 +0000 (UTC) From: chinmaykolhatkar To: dev@apex.incubator.apache.org Reply-To: dev@apex.incubator.apache.org References: In-Reply-To: Subject: [GitHub] incubator-apex-malhar pull request: APEXMALHAR-2010 Add Tranform o... Content-Type: text/plain Message-Id: <20160321093731.37410DFBD6@git1-us-west.apache.org> Date: Mon, 21 Mar 2016 09:37:31 +0000 (UTC) Github user chinmaykolhatkar commented on a diff in the pull request: https://github.com/apache/incubator-apex-malhar/pull/209#discussion_r56797249 --- Diff: library/src/main/java/com/datatorrent/lib/expression/JavaExpressionParser.java --- @@ -0,0 +1,179 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package com.datatorrent.lib.expression; + +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import com.datatorrent.lib.util.KeyValPair; + +/** + * Defines how quasi-Java Expression should be parsed. + */ +public class JavaExpressionParser implements Expression.ExpressionParser +{ + private static final Logger logger = LoggerFactory.getLogger(JavaExpressionParser.class); + + private static final String GET = "get"; + private static final String IS = "is"; + + private String variablePlaceholderPattern = "\\{(.*?)\\}"; + + private String exprObjPlaceholder; + private String codeObjPlaceholder; + + public JavaExpressionParser() --- End diff -- Done. --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastructure@apache.org or file a JIRA ticket with INFRA. ---