| package org.apache.ddlutils.task; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.ArrayList; |
| |
| /** |
| * Contains some utility functions for the Ant tasks. |
| * |
| * @version $Revision: $ |
| */ |
| public class TaskHelper |
| { |
| /** |
| * Parses the given comma-separated string list. A comma within a string needs to be |
| * escaped as '\,'. Also, the individual strings are not trimmed but returned as-is. |
| * |
| * @param stringList The comma-separated list of strings |
| * @return The strings as an array |
| */ |
| public String[] parseCommaSeparatedStringList(String stringList) |
| { |
| String[] tokens = stringList.split(","); |
| ArrayList values = new ArrayList(); |
| String last = null; |
| |
| for (int idx = 0; idx < tokens.length; idx++) |
| { |
| String str = tokens[idx]; |
| int strLen = str.length(); |
| boolean endsInSlash = (strLen > 0) && (str.charAt(strLen - 1) == '\\') && |
| ((strLen == 1) || (str.charAt(strLen - 2) != '\\')); |
| |
| if (last != null) |
| { |
| last += "," + str; |
| if (!endsInSlash) |
| { |
| values.add(last); |
| last = null; |
| } |
| } |
| else if (endsInSlash) |
| { |
| last = str.substring(0, strLen - 1); |
| } |
| else |
| { |
| values.add(str); |
| } |
| } |
| if (last != null) |
| { |
| values.add(last + ","); |
| } |
| return (String[])values.toArray(new String[values.size()]); |
| } |
| } |