Clean up manual porting for java's Matcher

DEVSIX-4850

Autoported commit.
Original commit hash: [b1a36b183]
Manual files:
kernel/src/main/java/com/itextpdf/kernel/pdf/canvas/parser/listener/RegexBasedLocationExtractionStrategy.java
styled-xml-parser/src/main/java/com/itextpdf/styledxmlparser/jsoup/PortUtil.java
styled-xml-parser/src/main/java/com/itextpdf/styledxmlparser/jsoup/helper/DataUtil.java
svg/src/main/java/com/itextpdf/svg/utils/SvgRegexUtils.java

Author: Kate Ivanova

itext/itext.styledxmlparser/itext/styledxmlparser/jsoup/PortUtil.cs

@@ -58,6 +58,7 @@ public static FileStream GetReadOnlyRandomAccesFile(FileInfo file) {
             return file.Open(FileMode.Open, FileAccess.Read);
         }
 
+        [System.ObsoleteAttribute(@"use iText.IO.Util.Matcher.Find")]
         public static bool HasMatch(Regex pattern, String input) {
 
             return pattern.IsMatch(input);
@@ -84,6 +85,7 @@ public static bool CharsetIsSupported(string charset) {
             }
         }
 
+        [System.ObsoleteAttribute(@"use iText.IO.Util.Matcher.Find")]
         public static bool IsSuccessful(Match m) {
             return m.Success;
         }

itext/itext.styledxmlparser/itext/styledxmlparser/jsoup/helper/DataUtil.cs

@@ -234,9 +234,9 @@ internal static String GetCharsetFromContentType(String contentType) {
             if (contentType == null) {
                 return null;
             }
-            Match m = iText.IO.Util.StringUtil.Match(charsetPattern, contentType);
-            if (PortUtil.IsSuccessful(m)) {
-                String charset = iText.IO.Util.StringUtil.Group(m, 1).Trim();
+            Matcher m = iText.IO.Util.Matcher.Match(charsetPattern, contentType);
+            if (m.Find()) {
+                String charset = m.Group(1).Trim();
                 charset = charset.Replace("charset=", "");
                 return ValidateCharset(charset);
             }

itext/itext.styledxmlparser/itext/styledxmlparser/jsoup/select/Evaluator.cs

@@ -256,7 +256,7 @@ public AttributeWithValueMatching(String key, Regex pattern) {
 
             public override bool Matches(iText.StyledXmlParser.Jsoup.Nodes.Element root, iText.StyledXmlParser.Jsoup.Nodes.Element
                  element) {
-                return element.HasAttr(key) && PortUtil.HasMatch(pattern, element.Attr(key));
+                return element.HasAttr(key) && iText.IO.Util.Matcher.Match(pattern, element.Attr(key)).Find();
             }
 
             public override String ToString() {
@@ -643,7 +643,7 @@ public MatchesOwn(Regex pattern) {
 
             public override bool Matches(iText.StyledXmlParser.Jsoup.Nodes.Element root, iText.StyledXmlParser.Jsoup.Nodes.Element
                  element) {
-                return PortUtil.HasMatch(pattern, element.OwnText());
+                return iText.IO.Util.Matcher.Match(pattern, element.OwnText()).Find();
             }
 
             public override String ToString() {
@@ -662,7 +662,7 @@ public MatchesElement(Regex pattern) {
 
         public override bool Matches(iText.StyledXmlParser.Jsoup.Nodes.Element root, iText.StyledXmlParser.Jsoup.Nodes.Element
              element) {
-            return PortUtil.HasMatch(pattern, element.Text());
+            return iText.IO.Util.Matcher.Match(pattern, element.Text()).Find();
         }
 
         public override String ToString() {

itext/itext.svg/itext/svg/renderers/impl/PathSvgNodeRenderer.cs

@@ -366,7 +366,7 @@ private static String[] Concatenate(String[] first, String[] second) {
         }
 
         internal virtual bool ContainsInvalidAttributes(String attributes) {
-            return SvgRegexUtils.ContainsAtLeastOneMatch(invalidRegexPattern, attributes);
+            return iText.IO.Util.Matcher.Match(invalidRegexPattern, attributes).Find();
         }
 
         internal virtual ICollection<String> ParsePathOperations() {

itext/itext.svg/itext/svg/utils/SvgRegexUtils.cs

@@ -1 +1 @@
-e93ce2346fa7eecb5f4be722d65f1f19b3a6f35e
+b1a36b18324a4ae185ab5e272427d0c17ba48765