//
// ReplacementData.jvm.cs
//
// Author:
// Arina Itkes <arinai@mainsoft.com>
//
// Copyright (C) 2007 Mainsoft, Inc.
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.Text;
using java.util.regex;
using java.lang;
namespace System.Text.RegularExpressions{
sealed class ReplacementData
{
private const string SINGLE_DOLLAR_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\$(?:\{(\w+)\}|(\d+))?";
private const string DOUBLE_DOLLAR_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\$\$";
private const string BACKSLASH_PATTERN = @"\\";
private const string COPY_ENTIRE_MATCH_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\\\$\&";
private const string INPUT_BEFORE_MATCH_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\\\$\`";
private const string INPUT_AFTER_MATCH_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\\\$\'";
private const string LAST_CAPTURED_GROUP_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\\\$\+";
private const string INPUT_PATTERN = @"(?<=(?:\A|[^\\])(?:\\{2}){0,1073741823})\\\$_";
private const string JAVA_DOLLAR = @"\\\$";
private const string JAVA_BACKSLASH = @"\\\\";
internal static string Reformat (Regex regex, string replacement) {
replacement = JavaUtils.ReplaceAll (replacement, BACKSLASH_PATTERN, JAVA_BACKSLASH);
replacement = JavaUtils.ReplaceAll (replacement, DOUBLE_DOLLAR_PATTERN, JAVA_DOLLAR);
Pattern p = Pattern.compile (SINGLE_DOLLAR_PATTERN);
Matcher m = p.matcher ((CharSequence) (object) replacement);
StringBuffer sb = new StringBuffer ();
while (m.find ()) {
if (m.start (1) >= 0) {
int groupNumber = regex.GroupNumberFromName (m.group (1));
if (groupNumber >= 0) {
m.appendReplacement (sb, @"\$" + regex.GetJavaNumberByNetNumber (groupNumber));
continue;
}
if (int.TryParse (m.group (1), out groupNumber) && groupNumber <= regex.GroupCount) {
m.appendReplacement (sb, @"\$" + regex.GetJavaNumberByNetNumber (groupNumber));
continue;
}
m.appendReplacement (sb, JAVA_DOLLAR + "{" + m.group (1) + "}");
continue;
}
if (m.start (2) >= 0) {
int netGroupNumber = int.Parse (m.group (2));
if (netGroupNumber > regex.GroupCount) {
m.appendReplacement (sb, JAVA_DOLLAR + netGroupNumber);
continue;
}
m.appendReplacement (sb, @"\$" + regex.GetJavaNumberByNetNumber (netGroupNumber));
continue;
}
m.appendReplacement (sb, JAVA_DOLLAR);
}
m.appendTail (sb);
return sb.ToString ();
}
internal static void ReplaceMatch (string replacementPattern, Matcher match, StringBuffer sb, string input, PatternData patternData) {
replacementPattern = JavaUtils.ReplaceAll (replacementPattern, COPY_ENTIRE_MATCH_PATTERN, match.group ());
replacementPattern = JavaUtils.ReplaceAll (replacementPattern, INPUT_BEFORE_MATCH_PATTERN, input.Substring (0, match.start ()));
replacementPattern = JavaUtils.ReplaceAll (replacementPattern, INPUT_AFTER_MATCH_PATTERN, input.Substring (match.end ()));
replacementPattern = JavaUtils.ReplaceAll (replacementPattern, INPUT_PATTERN, input);
int groupsNumber = match.groupCount ();
if (groupsNumber > 0) {
Pattern p = Pattern.compile (LAST_CAPTURED_GROUP_PATTERN);
Matcher m = p.matcher ((CharSequence) (object) replacementPattern);
if (m.find ()) {
while (groupsNumber > 0) {
if (match.start (patternData.NetToJavaNumbersMap [groupsNumber]) >= 0) {
break;
}
--groupsNumber;
}
if (groupsNumber > 0) {
replacementPattern = m.replaceAll (match.group (patternData.NetToJavaNumbersMap [groupsNumber]));
}
}
}
match.appendReplacement (sb, replacementPattern);
}
}
}
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