| /* |
| * 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 org.apache.tools.ant.taskdefs.condition; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.ProjectComponent; |
| import org.apache.tools.ant.util.regexp.Regexp; |
| import org.apache.tools.ant.types.RegularExpression; |
| import org.apache.tools.ant.util.regexp.RegexpMatcher; |
| |
| /** |
| * Simple regular expression condition. |
| * |
| * @since Ant 1.7 |
| */ |
| public class Matches extends ProjectComponent implements Condition { |
| |
| private String string; |
| private boolean caseSensitive = true; |
| private boolean multiLine = false; |
| private boolean singleLine = false; |
| private RegularExpression regularExpression; |
| |
| /** |
| * Set the string |
| * |
| * @param string the string to match |
| */ |
| public void setString(String string) { |
| this.string = string; |
| } |
| |
| /** |
| * Set the regular expression to match against |
| * |
| * @param pattern the regular expression pattern |
| */ |
| public void setPattern(String pattern) { |
| if (regularExpression != null) { |
| throw new BuildException( |
| "Only one regular expression is allowed."); |
| } |
| regularExpression = new RegularExpression(); |
| regularExpression.setPattern(pattern); |
| } |
| |
| /** |
| * A regular expression. |
| * You can use this element to refer to a previously |
| * defined regular expression datatype instance |
| * @param regularExpression the regular expression object |
| * to be configured as an element |
| */ |
| public void addRegexp(RegularExpression regularExpression) { |
| if (this.regularExpression != null) { |
| throw new BuildException( |
| "Only one regular expression is allowed."); |
| } |
| this.regularExpression = regularExpression; |
| } |
| |
| /** |
| * Whether to ignore case or not. |
| * @param b if false, ignore case. |
| * @since Ant 1.7 |
| */ |
| public void setCasesensitive(boolean b) { |
| caseSensitive = b; |
| } |
| |
| /** |
| * Whether to match should be multiline. |
| * @param b the value to set. |
| */ |
| public void setMultiline(boolean b) { |
| multiLine = b; |
| } |
| |
| /** |
| * Whether to treat input as singleline ('.' matches newline). |
| * Corresponsds to java.util.regex.Pattern.DOTALL. |
| * @param b the value to set. |
| */ |
| public void setSingleLine(boolean b) { |
| singleLine = b; |
| } |
| |
| /** |
| * @return true if the string matches the regular expression pattern |
| * @exception BuildException if the attributes are not set correctly |
| */ |
| public boolean eval() throws BuildException { |
| if (string == null) { |
| throw new BuildException( |
| "Parameter string is required in matches."); |
| } |
| if (regularExpression == null) { |
| throw new BuildException("Missing pattern in matches."); |
| } |
| int options = RegexpMatcher.MATCH_DEFAULT; |
| if (!caseSensitive) { |
| options = options | RegexpMatcher.MATCH_CASE_INSENSITIVE; |
| } |
| if (multiLine) { |
| options = options | RegexpMatcher.MATCH_MULTILINE; |
| } |
| if (singleLine) { |
| options = options | RegexpMatcher.MATCH_SINGLELINE; |
| } |
| Regexp regexp = regularExpression.getRegexp(getProject()); |
| return regexp.matches(string, options); |
| } |
| } |