Replace StringBuffer with StringBuilder in RR code

Author: geoand

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/headers/CacheControlDelegate.java

@@ -72,7 +72,7 @@ public CacheControl fromString(String value) throws IllegalArgumentException {
         return result;
     }
 
-    private static StringBuffer addDirective(String directive, StringBuffer buffer) {
+    private static StringBuilder addDirective(String directive, StringBuilder buffer) {
         if (buffer.length() > 0)
             buffer.append(", ");
         buffer.append(directive);
@@ -82,7 +82,7 @@ private static StringBuffer addDirective(String directive, StringBuffer buffer)
     public String toString(CacheControl value) {
         if (value == null)
             throw new IllegalArgumentException("param was null");
-        StringBuffer buffer = new StringBuffer();
+        StringBuilder buffer = new StringBuilder();
         if (value.isNoCache()) {
             List<String> fields = value.getNoCacheFields();
             if (fields.size() < 1) {

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/headers/CookieHeaderDelegate.java

@@ -16,7 +16,7 @@ public Cookie fromString(String value) throws IllegalArgumentException {
     }
 
     public String toString(Cookie value) {
-        StringBuffer buf = new StringBuffer();
+        StringBuilder buf = new StringBuilder();
         ServerCookie.appendCookieValue(buf, 0, value.getName(), value.getValue(), value.getPath(), value.getDomain(), null, -1,
                 false);
         return buf.toString();

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/headers/LinkDelegate.java

@@ -106,7 +106,7 @@ public void parseAttribute(MultivaluedMap<String, String> attributes) {
                     val = value.substring(curr, end);
                     curr = end + 1;
                 } else {
-                    StringBuffer buf = new StringBuffer();
+                    StringBuilder buf = new StringBuilder();
                     while (curr < value.length()) {
                         char c = value.charAt(curr);
                         if (c == ',' || c == ';')
@@ -136,7 +136,7 @@ public Link fromString(String value) throws IllegalArgumentException {
     public String toString(Link value) throws IllegalArgumentException {
         if (value == null)
             throw new IllegalArgumentException("value was null");
-        StringBuffer buf = new StringBuffer("<");
+        StringBuilder buf = new StringBuilder("<");
         buf.append(value.getUri().toString()).append(">");
 
         for (Map.Entry<String, String> entry : value.getParams().entrySet()) {

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/headers/ServerCookie.java

@@ -147,7 +147,7 @@ public static void formatOldCookie(Date d, StringBuffer sb,
     private static final String ancientDate = formatOldCookie(new Date(10000));
 
     // TODO RFC2965 fields also need to be passed
-    public static void appendCookieValue(StringBuffer headerBuf,
+    public static void appendCookieValue(StringBuilder headerBuf,
             int version,
             String name,
             String value,

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/util/ParameterParser.java

@@ -304,7 +304,7 @@ public String setAttribute(
 
         int start = offset;
 
-        StringBuffer newChars = new StringBuffer();
+        StringBuilder newChars = new StringBuilder();
 
         while (hasChar()) {
             paramName = parseToken(new char[] { '=', separator });

independent-projects/resteasy-reactive/common/runtime/src/main/java/org/jboss/resteasy/reactive/common/util/PathSegmentImpl.java

@@ -77,7 +77,7 @@ public MultivaluedMap<String, String> getMatrixParameters() {
     }
 
     public String toString() {
-        StringBuffer buf = new StringBuffer();
+        StringBuilder buf = new StringBuilder();
         if (path != null)
             buf.append(path);
         if (matrixParameters != null) {