001/* 002 * Copyright 2015-2020 Ping Identity Corporation 003 * All Rights Reserved. 004 */ 005/* 006 * Copyright 2015-2020 Ping Identity Corporation 007 * 008 * Licensed under the Apache License, Version 2.0 (the "License"); 009 * you may not use this file except in compliance with the License. 010 * You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, software 015 * distributed under the License is distributed on an "AS IS" BASIS, 016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 017 * See the License for the specific language governing permissions and 018 * limitations under the License. 019 */ 020/* 021 * Copyright (C) 2015-2020 Ping Identity Corporation 022 * 023 * This program is free software; you can redistribute it and/or modify 024 * it under the terms of the GNU General Public License (GPLv2 only) 025 * or the terms of the GNU Lesser General Public License (LGPLv2.1 only) 026 * as published by the Free Software Foundation. 027 * 028 * This program is distributed in the hope that it will be useful, 029 * but WITHOUT ANY WARRANTY; without even the implied warranty of 030 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 031 * GNU General Public License for more details. 032 * 033 * You should have received a copy of the GNU General Public License 034 * along with this program; if not, see <http://www.gnu.org/licenses>. 035 */ 036package com.unboundid.util.args; 037 038 039 040import java.io.Serializable; 041import java.util.regex.Pattern; 042 043import com.unboundid.util.Debug; 044import com.unboundid.util.NotMutable; 045import com.unboundid.util.ThreadSafety; 046import com.unboundid.util.ThreadSafetyLevel; 047 048import static com.unboundid.util.args.ArgsMessages.*; 049 050 051 052/** 053 * This class provides an implementation of an argument value validator that is 054 * expected to be used with a string argument and ensures that all values for 055 * the argument are valid regular expressions. Note that it does not verify 056 * that values match a given regular expression, but that can already be 057 * accomplished with the {@link StringArgument#setValueRegex} method. 058 */ 059@NotMutable() 060@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE) 061public final class RegularExpressionArgumentValueValidator 062 extends ArgumentValueValidator 063 implements Serializable 064{ 065 /** 066 * The serial version UID for this serializable class. 067 */ 068 private static final long serialVersionUID = -6676584334684453380L; 069 070 071 072 /** 073 * Creates a new instance of this regular expression argument value validator. 074 */ 075 public RegularExpressionArgumentValueValidator() 076 { 077 // No implementation is required. 078 } 079 080 081 082 /** 083 * {@inheritDoc} 084 */ 085 @Override() 086 public void validateArgumentValue(final Argument argument, 087 final String valueString) 088 throws ArgumentException 089 { 090 try 091 { 092 Pattern.compile(valueString); 093 } 094 catch (final Exception e) 095 { 096 Debug.debugException(e); 097 throw new ArgumentException( 098 ERR_REGEX_VALIDATOR_VALUE_NOT_REGEX.get(valueString, 099 argument.getIdentifierString())); 100 } 101 } 102 103 104 105 /** 106 * Retrieves a string representation of this argument value validator. 107 * 108 * @return A string representation of this argument value validator. 109 */ 110 @Override() 111 public String toString() 112 { 113 final StringBuilder buffer = new StringBuilder(); 114 toString(buffer); 115 return buffer.toString(); 116 } 117 118 119 120 /** 121 * Appends a string representation of this argument value validator to the 122 * provided buffer. 123 * 124 * @param buffer The buffer to which the string representation should be 125 * appended. 126 */ 127 public void toString(final StringBuilder buffer) 128 { 129 buffer.append("RegularExpressionArgumentValueValidator()"); 130 } 131}