StringBuffer -> StringBuilder (Local objects, no concurrency) ; Impacts: Capabilities/GLContext API 'toString(StringBuilder)'

44 files changed, 72 insertions, 73 deletions

diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/Disassembler.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/Disassembler.java
index 0ac5f0bda..b5535758d 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/Disassembler.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/Disassembler.java
@@ -82,7 +82,7 @@ public class Disassembler {
     }
 
      public static String disassemble(short[] instructions, int leadingSpaces) {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         int ip = 0;
         while (ip < instructions.length) {
             for (int i = 0; i < leadingSpaces; i++) {
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/mac/ResourceType.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/mac/ResourceType.java
index 969aa9643..1c7e24c0f 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/mac/ResourceType.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/mac/ResourceType.java
@@ -60,7 +60,7 @@ public class ResourceType {
     }
     
     public String getTypeAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((type>>24)&0xff))
             .append((char)((type>>16)&0xff))
             .append((char)((type>>8)&0xff))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/BaseTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/BaseTable.java
index 659b0cd38..ed615eb72 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/BaseTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/BaseTable.java
@@ -212,7 +212,7 @@ public class BaseTable implements Table {
         }
 
         public String toString() {
-            StringBuffer sb = new StringBuffer()
+            StringBuilder sb = new StringBuilder()
                 .append("\nBaseScript BaseScriptT").append(Integer.toHexString(_thisOffset))
                 .append("\nBaseValuesT").append(Integer.toHexString(_thisOffset + _baseValuesOffset))
                 .append("\nMinMaxT").append(Integer.toHexString(_thisOffset + _defaultMinMaxOffset))
@@ -274,7 +274,7 @@ public class BaseTable implements Table {
         }
 
         public String toString() {
-            StringBuffer sb = new StringBuffer()
+            StringBuilder sb = new StringBuilder()
                 .append("\nBaseScriptList BaseScriptListT").append(Integer.toHexString(_thisOffset))
                 .append("\n").append(Integer.toHexString(_baseScriptCount));
             for (int i = 0; i < _baseScriptCount; ++i) {
@@ -306,7 +306,7 @@ public class BaseTable implements Table {
         }
 
         public String toString() {
-            StringBuffer sb = new StringBuffer()
+            StringBuilder sb = new StringBuilder()
                 .append("\nBaseTagList BaseTagListT").append(Integer.toHexString(_thisOffset))
                 .append("\n").append(Integer.toHexString(_baseTagCount));
             for (int i = 0; i < _baseTagCount; ++i) {
@@ -339,7 +339,7 @@ public class BaseTable implements Table {
         }
 
         public String toString() {
-            return new StringBuffer()
+            return new StringBuilder()
                 .append("\nAxis AxisT").append(Integer.toHexString(_thisOffset))
                 .append("\nBaseTagListT").append(Integer.toHexString(_thisOffset + _baseTagListOffset))
                 .append("\nBaseScriptListT").append(Integer.toHexString(_thisOffset + _baseScriptListOffset))
@@ -408,7 +408,7 @@ public class BaseTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer()
+        StringBuilder sb = new StringBuilder()
             .append("; 'BASE' Table - Baseline\n;-------------------------------------\n\n")
             .append("BASEHeader BASEHeaderT").append(Integer.toHexString(0))
             .append("\n").append(Integer.toHexString(_version))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CffTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CffTable.java
index 0c54c27d6..966f6e17b 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CffTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CffTable.java
@@ -132,7 +132,7 @@ public class CffTable implements Table {
             } else if (b0 == 30) {
                 
                 // Real number
-                StringBuffer fString = new StringBuffer();
+                StringBuilder fString = new StringBuilder();
                 int nibble1 = 0;
                 int nibble2 = 0;
                 ++_index;
@@ -165,7 +165,7 @@ public class CffTable implements Table {
         }
         
         public String toString() {
-            StringBuffer sb = new StringBuffer();
+            StringBuilder sb = new StringBuilder();
             Enumeration<Integer> keys = _entries.keys();
             while (keys.hasMoreElements()) {
                 Integer key = keys.nextElement();
@@ -221,7 +221,7 @@ public class CffTable implements Table {
         }
 
         public String toString() {
-            StringBuffer sb = new StringBuffer();
+            StringBuilder sb = new StringBuilder();
             sb.append("DICT\n");
             sb.append("count: ").append(_count).append("\n");
             sb.append("offSize: ").append(_offSize).append("\n");
@@ -255,7 +255,7 @@ public class CffTable implements Table {
         }
 
         public String toString() {
-            StringBuffer sb = new StringBuffer();
+            StringBuilder sb = new StringBuilder();
             for (int i = 0; i < getCount(); ++i) {
                 sb.append(getTopDict(i).toString()).append("\n");
             }
@@ -276,7 +276,7 @@ public class CffTable implements Table {
 
             // Ensure the name hasn't been deleted
             if (getData()[offset] != 0) {
-                StringBuffer sb = new StringBuffer();
+                StringBuilder sb = new StringBuilder();
                 for (int i = offset; i < offset + len; ++i) {
                     sb.append((char) getData()[i]);
                 }
@@ -288,7 +288,7 @@ public class CffTable implements Table {
         }
         
         public String toString() {
-            StringBuffer sb = new StringBuffer();
+            StringBuilder sb = new StringBuilder();
             for (int i = 0; i < getCount(); ++i) {
                 sb.append(getName(i)).append("\n");
             }
@@ -313,7 +313,7 @@ public class CffTable implements Table {
                 int offset = getOffset(index) - 1;
                 int len = getOffset(index + 1) - offset - 1;
 
-                StringBuffer sb = new StringBuffer();
+                StringBuilder sb = new StringBuilder();
                 for (int i = offset; i < offset + len; ++i) {
                     sb.append((char) getData()[i]);
                 }
@@ -323,7 +323,7 @@ public class CffTable implements Table {
         
         public String toString() {
             int nonStandardBase = CffStandardStrings.standardStrings.length;
-            StringBuffer sb = new StringBuffer();
+            StringBuilder sb = new StringBuilder();
             for (int i = 0; i < getCount(); ++i) {
                 sb.append(nonStandardBase + i).append(": ");
                 sb.append(getString(nonStandardBase + i)).append("\n");
@@ -591,7 +591,7 @@ public class CffTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'CFF' Table - Compact Font Format\n---------------------------------\n");
         sb.append("\nName INDEX\n");
         sb.append(_nameIndex.toString());
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CharstringType2.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CharstringType2.java
index bed0ba4b0..9c40a0e5e 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CharstringType2.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CharstringType2.java
@@ -141,7 +141,7 @@ public class CharstringType2 extends Charstring {
         return _name;
     }
     
-    private void disassemble(StringBuffer sb) {
+    private void disassemble(StringBuilder sb) {
         Number operand = null;
         while (isOperandAtIndex()) {
             operand = nextOperand();
@@ -224,7 +224,7 @@ public class CharstringType2 extends Charstring {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         resetIP();
         while (moreBytes()) {
             disassemble(sb);
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat.java
index 45e21df07..7ce531cd9 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat.java
@@ -123,7 +123,7 @@ public abstract class CmapFormat {
     public abstract int mapCharCode(int charCode);
     
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
         .append("format: ")
         .append(_format)
         .append(", length: ")
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat4.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat4.java
index d2baf2b22..c09bdc8c3 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat4.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapFormat4.java
@@ -143,7 +143,7 @@ public class CmapFormat4 extends CmapFormat {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append(super.toString())
             .append(", segCountX2: ")
             .append(_segCountX2)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapIndexEntry.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapIndexEntry.java
index df18a7fb0..85fdf7225 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapIndexEntry.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapIndexEntry.java
@@ -91,7 +91,7 @@ public class CmapIndexEntry implements Comparable {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("platform id: ")
             .append(_platformId)
             .append(" (")
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapTable.java
index b93de50d3..0050fdd8e 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CmapTable.java
@@ -135,7 +135,7 @@ public class CmapTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer().append("cmap\n");
+        StringBuilder sb = new StringBuilder().append("cmap\n");
 
         // Get each of the index entries
         for (int i = 0; i < _numTables; i++) {
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CvtTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CvtTable.java
index 189d0805c..963163584 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CvtTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/CvtTable.java
@@ -38,7 +38,7 @@ public class CvtTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'cvt ' Table - Control Value Table\n----------------------------------\n");
         sb.append("Size = ").append(0).append(" bytes, ").append(values.length).append(" entries\n");
         sb.append("        Values\n        ------\n");
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DirectoryEntry.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DirectoryEntry.java
index d2f93ded1..c98f03fe9 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DirectoryEntry.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DirectoryEntry.java
@@ -96,7 +96,7 @@ public class DirectoryEntry implements Cloneable {
     }
 
     public String getTagAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((_tag>>24)&0xff))
             .append((char)((_tag>>16)&0xff))
             .append((char)((_tag>>8)&0xff))
@@ -105,7 +105,7 @@ public class DirectoryEntry implements Cloneable {
     }
     
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'").append(getTagAsString())
             .append("' - chksm = 0x").append(Integer.toHexString(_checksum))
             .append(", off = 0x").append(Integer.toHexString(_offset))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DsigTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DsigTable.java
index 34f321e28..e2784f9e6 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DsigTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/DsigTable.java
@@ -60,7 +60,7 @@ public class DsigTable implements Table {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer().append("DSIG\n");
+        StringBuilder sb = new StringBuilder().append("DSIG\n");
         for (int i = 0; i < numSigs; i++) {
             sb.append(sigBlocks[i].toString());
         }
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/FeatureRecord.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/FeatureRecord.java
index 49a8ef906..eb610814b 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/FeatureRecord.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/FeatureRecord.java
@@ -78,7 +78,7 @@ public class FeatureRecord {
     }
 
     public String getTagAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((_tag>>24)&0xff))
             .append((char)((_tag>>16)&0xff))
             .append((char)((_tag>>8)&0xff))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspRange.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspRange.java
index fe7e9f665..2748406df 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspRange.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspRange.java
@@ -31,7 +31,7 @@ public class GaspRange {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("  rangeMaxPPEM:        ").append(rangeMaxPPEM)
             .append("\n  rangeGaspBehavior:   0x").append(rangeGaspBehavior);
         if ((rangeGaspBehavior & GASP_GRIDFIT) != 0) {
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspTable.java
index 611ee16ff..a83db5bff 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GaspTable.java
@@ -39,7 +39,7 @@ public class GaspTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'gasp' Table - Grid-fitting And Scan-conversion Procedure\n---------------------------------------------------------");
         sb.append("\n  'gasp' version:      ").append(version);
         sb.append("\n  numRanges:           ").append(numRanges);
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfDescript.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfDescript.java
index 3fc113f2e..a9342a434 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfDescript.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfDescript.java
@@ -113,7 +113,7 @@ public abstract class GlyfDescript extends Program implements GlyphDescription {
     }
     
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("          numberOfContours: ").append(_numberOfContours)
             .append("\n          xMin:             ").append(_xMin)
             .append("\n          yMin:             ").append(_yMin)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfSimpleDescript.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfSimpleDescript.java
index c5c76712c..c11d2d8ff 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfSimpleDescript.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/GlyfSimpleDescript.java
@@ -186,7 +186,7 @@ public class GlyfSimpleDescript extends GlyfDescript {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append(super.toString());
         sb.append("\n\n        EndPoints\n        ---------");
         for (int i = 0; i < _endPtsOfContours.length; i++) {
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HdmxTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HdmxTable.java
index 64ac9d659..5b1fa2020 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HdmxTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HdmxTable.java
@@ -98,7 +98,7 @@ public class HdmxTable implements Table {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'hdmx' Table - Horizontal Device Metrics\n----------------------------------------\n");
         sb.append("Size = ").append(_de.getLength()).append(" bytes\n")
             .append("\t'hdmx' version:         ").append(_version).append("\n")
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HeadTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HeadTable.java
index 122a50faa..9d7fe4251 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HeadTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HeadTable.java
@@ -171,7 +171,7 @@ public class HeadTable implements Table {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'head' Table - Font Header\n--------------------------")
             .append("\n  'head' version:      ").append(Fixed.floatValue(_versionNumber))
             .append("\n  fontRevision:        ").append(Fixed.roundedFloatValue(_fontRevision, 8))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HheaTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HheaTable.java
index 6cafab4e5..20a21e4d9 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HheaTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HheaTable.java
@@ -101,7 +101,7 @@ public class HheaTable implements Table {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'hhea' Table - Horizontal Header\n--------------------------------")
             .append("\n        'hhea' version:       ").append(Fixed.floatValue(version))
             .append("\n        yAscender:            ").append(ascender)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HmtxTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HmtxTable.java
index c2e892e34..dacd9e265 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HmtxTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/HmtxTable.java
@@ -111,7 +111,7 @@ public class HmtxTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'hmtx' Table - Horizontal Metrics\n---------------------------------\n");
         sb.append("Size = ").append(_de.getLength()).append(" bytes, ")
             .append(_hMetrics.length).append(" entries\n");
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LangSysRecord.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LangSysRecord.java
index 5777bd642..9511f66ba 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LangSysRecord.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LangSysRecord.java
@@ -78,7 +78,7 @@ public class LangSysRecord {
     }
 
     public String getTagAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((_tag>>24)&0xff))
             .append((char)((_tag>>16)&0xff))
             .append((char)((_tag>>8)&0xff))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LocaTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LocaTable.java
index 8187708a3..5eb7c5856 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LocaTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LocaTable.java
@@ -54,7 +54,7 @@ public class LocaTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'loca' Table - Index To Location Table\n--------------------------------------\n")
             .append("Size = ").append(_de.getLength()).append(" bytes, ")
             .append(_offsets.length).append(" entries\n");
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LtshTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LtshTable.java
index 2cba7baf2..ace3d38b5 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LtshTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/LtshTable.java
@@ -43,7 +43,7 @@ public class LtshTable implements Table {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'LTSH' Table - Linear Threshold Table\n-------------------------------------")
             .append("\n 'LTSH' Version:       ").append(version)
             .append("\n Number of Glyphs:     ").append(numGlyphs)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/MaxpTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/MaxpTable.java
index 16b9f827d..0e8ec44c7 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/MaxpTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/MaxpTable.java
@@ -126,7 +126,7 @@ public class MaxpTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'maxp' Table - Maximum Profile\n------------------------------")
             .append("\n        'maxp' version:         ").append(Fixed.floatValue(versionNumber))
             .append("\n        numGlyphs:              ").append(numGlyphs);
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/NameRecord.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/NameRecord.java
index cd13e9b4a..268d6cfca 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/NameRecord.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/NameRecord.java
@@ -98,7 +98,7 @@ public class NameRecord {
     }
 
     protected void loadString(DataInput di) throws IOException {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         di.skipBytes(_stringOffset);
         if (_platformId == ID.platformUnicode) {
             
@@ -131,7 +131,7 @@ public class NameRecord {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         
         sb.append("             Platform ID:       ").append(_platformId)
             .append("\n             Specific ID:       ").append(_encodingId)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Os2Table.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Os2Table.java
index f33dd2734..f4fa76e81 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Os2Table.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Os2Table.java
@@ -298,7 +298,7 @@ public class Os2Table implements Table {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'OS/2' Table - OS/2 and Windows Metrics\n---------------------------------------")
             .append("\n  'OS/2' version:      ").append(_version)
             .append("\n  xAvgCharWidth:       ").append(_xAvgCharWidth)
@@ -337,7 +337,7 @@ public class Os2Table implements Table {
     }
     
     private String getVendorIDAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((_achVendorID>>24)&0xff))
             .append((char)((_achVendorID>>16)&0xff))
             .append((char)((_achVendorID>>8)&0xff))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Panose.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Panose.java
index 84e67078b..6127140d1 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Panose.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/Panose.java
@@ -80,7 +80,7 @@ public class Panose {
   }
   
   public String toString() {
-    StringBuffer sb = new StringBuffer();
+    StringBuilder sb = new StringBuilder();
     sb.append(String.valueOf(bFamilyType)).append(" ")
       .append(String.valueOf(bSerifStyle)).append(" ")
       .append(String.valueOf(bWeight)).append(" ")
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PcltTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PcltTable.java
index 792b8a832..f9dcf2ce7 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PcltTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PcltTable.java
@@ -70,7 +70,7 @@ public class PcltTable implements Table {
     }
     
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'PCLT' Table - Printer Command Language Table\n---------------------------------------------")
             .append("\n        version:             0x").append(Integer.toHexString(version).toUpperCase())
             .append("\n        fontNumber:          ").append(fontNumber).append(" (0x").append(Long.toHexString(fontNumber).toUpperCase())
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PostTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PostTable.java
index 4804c35f2..c913b4c71 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PostTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/PostTable.java
@@ -375,7 +375,7 @@ public class PostTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'post' Table - PostScript Metrics\n---------------------------------\n")
             .append("\n        'post' version:        ").append(Fixed.floatValue(version))
             .append("\n        italicAngle:           ").append(Fixed.floatValue(italicAngle))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/ScriptRecord.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/ScriptRecord.java
index 34a43d254..5da0608dd 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/ScriptRecord.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/ScriptRecord.java
@@ -78,7 +78,7 @@ public class ScriptRecord {
     }
 
     public String getTagAsString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append((char)((_tag>>24)&0xff))
             .append((char)((_tag>>16)&0xff))
             .append((char)((_tag>>8)&0xff))
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/SignatureBlock.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/SignatureBlock.java
index 156d3fde6..5a5de119f 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/SignatureBlock.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/SignatureBlock.java
@@ -33,7 +33,7 @@ public class SignatureBlock {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         for (int i = 0; i < signatureLen; i += 16) {
             if (signatureLen - i >= 16) {
                 sb.append(new String(signature, i, 16)).append("\n");
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/TableDirectory.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/TableDirectory.java
index cf9f1bda4..bacc26d30 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/TableDirectory.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/TableDirectory.java
@@ -114,7 +114,7 @@ public class TableDirectory {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer()
+        StringBuilder sb = new StringBuilder()
             .append("Offset Table\n------ -----")
             .append("\n  sfnt version:     ").append(Fixed.floatValue(_version))
             .append("\n  numTables =       ").append(_numTables)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VdmxTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VdmxTable.java
index 641f3eff8..80579f5cd 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VdmxTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VdmxTable.java
@@ -153,7 +153,7 @@ public class VdmxTable implements Table {
     }
     
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'VDMX' Table - Precomputed Vertical Device Metrics\n")
             .append("--------------------------------------------------\n")
             .append("  Version:                 ").append(_version).append("\n")
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VheaTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VheaTable.java
index 0fc8bea26..19c91765b 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VheaTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VheaTable.java
@@ -114,7 +114,7 @@ public class VheaTable implements Table {
     }
 
     public String toString() {
-        return new StringBuffer()
+        return new StringBuilder()
             .append("'vhea' Table - Vertical Header\n------------------------------")
             .append("\n        'vhea' version:       ").append(Fixed.floatValue(_version))
             .append("\n        xAscender:            ").append(_ascent)
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VmtxTable.java b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VmtxTable.java
index dcd1cd7c1..348405380 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VmtxTable.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/ot/table/VmtxTable.java
@@ -82,7 +82,7 @@ public class VmtxTable implements Table {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         sb.append("'vmtx' Table - Vertical Metrics\n-------------------------------\n");
         sb.append("Size = ").append(_de.getLength()).append(" bytes, ")
             .append(_vMetrics.length).append(" entries\n");
diff --git a/src/jogl/classes/jogamp/graph/font/typecast/tt/engine/Parser.java b/src/jogl/classes/jogamp/graph/font/typecast/tt/engine/Parser.java
index 71260b8f3..c5a2b6e87 100644
--- a/src/jogl/classes/jogamp/graph/font/typecast/tt/engine/Parser.java
+++ b/src/jogl/classes/jogamp/graph/font/typecast/tt/engine/Parser.java
@@ -149,7 +149,7 @@ public class Parser {
     }
 
     public String toString() {
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         int ip = 0;
         while (ip < instructions[0].length) {
             sb.append(Mnemonic.getMnemonic(getOpcode(ip)));
diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
index 6e2b7b744..d7958c7f1 100644
--- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
+++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
@@ -40,9 +40,9 @@ public class GLGraphicsConfigurationUtil {
     public static final int PBUFFER_BIT = 1 << 2;
     public static final int ALL_BITS    = WINDOW_BIT | BITMAP_BIT | PBUFFER_BIT ;
 
-    public static final StringBuffer winAttributeBits2String(StringBuffer sb, int winattrbits) {
+    public static final StringBuilder winAttributeBits2String(StringBuilder sb, int winattrbits) {
         if(null==sb) {
-            sb = new StringBuffer();
+            sb = new StringBuilder();
         }
         boolean seperator = false;
         if( 0 != ( WINDOW_BIT & winattrbits )  )  {
diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLGLCapabilities.java b/src/jogl/classes/jogamp/opengl/egl/EGLGLCapabilities.java
index 0ae597938..f813edf86 100644
--- a/src/jogl/classes/jogamp/opengl/egl/EGLGLCapabilities.java
+++ b/src/jogl/classes/jogamp/opengl/egl/EGLGLCapabilities.java
@@ -122,9 +122,9 @@ public class EGLGLCapabilities extends GLCapabilities {
     return null;
   }
   
-  public static StringBuffer renderableTypeToString(StringBuffer sink, int renderableType) {
+  public static StringBuilder renderableTypeToString(StringBuilder sink, int renderableType) {
     if(null == sink) {
-        sink = new StringBuffer();
+        sink = new StringBuilder();
     }
     boolean first=true;
     if(0 != (renderableType & EGL.EGL_OPENGL_BIT)) {
@@ -142,9 +142,9 @@ public class EGLGLCapabilities extends GLCapabilities {
     return sink;      
   }
   
-  public StringBuffer toString(StringBuffer sink) {
+  public StringBuilder toString(StringBuilder sink) {
     if(null == sink) {
-        sink = new StringBuffer();
+        sink = new StringBuilder();
     }
     sink.append("egl cfg 0x").append(Integer.toHexString(eglcfgid));
     sink.append(", vid 0x").append(Integer.toHexString(nativeVisualID)).append(": ");
diff --git a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLContext.java b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLContext.java
index 63d58f447..19a1469cb 100644
--- a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLContext.java
+++ b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLContext.java
@@ -382,7 +382,7 @@ public abstract class MacOSXCGLContext extends GLContextImpl
   }  
   
   public String toString() {
-    StringBuffer sb = new StringBuffer();
+    StringBuilder sb = new StringBuilder();
     sb.append(getClass().getSimpleName());
     sb.append(" [");
     super.append(sb);
diff --git a/src/jogl/classes/jogamp/opengl/util/glsl/fixedfunc/FixedFuncHook.java b/src/jogl/classes/jogamp/opengl/util/glsl/fixedfunc/FixedFuncHook.java
index fe4db892f..897967f8b 100644
--- a/src/jogl/classes/jogamp/opengl/util/glsl/fixedfunc/FixedFuncHook.java
+++ b/src/jogl/classes/jogamp/opengl/util/glsl/fixedfunc/FixedFuncHook.java
@@ -31,10 +31,9 @@ package jogamp.opengl.util.glsl.fixedfunc;
 
 import javax.media.opengl.*;
 import javax.media.opengl.fixedfunc.*;
-import javax.media.opengl.glu.*;
 import com.jogamp.common.nio.Buffers;
 import com.jogamp.opengl.util.*;
-import com.jogamp.opengl.util.glsl.*;
+
 import java.nio.*;
 
 public class FixedFuncHook implements GLLightingFunc, GLMatrixFunc, GLPointerFunc {
@@ -56,7 +55,7 @@ public class FixedFuncHook implements GLLightingFunc, GLMatrixFunc, GLPointerFun
     }
 
     public FixedFuncHook(GL2ES2 gl, PMVMatrix matrix, 
-                       Class shaderRootClass, String shaderSrcRoot, String shaderBinRoot, 
+                       Class<?> shaderRootClass, String shaderSrcRoot, String shaderBinRoot, 
                        String vertexColorFile,
                        String vertexColorLightFile,
                        String fragmentColorFile,
@@ -112,28 +111,28 @@ public class FixedFuncHook implements GLLightingFunc, GLMatrixFunc, GLPointerFun
     }
 
     public void glGetFloatv(int pname, java.nio.FloatBuffer params) {
-        if(pmvMatrix.isMatrixGetName(pname)) {
+        if(PMVMatrix.isMatrixGetName(pname)) {
             pmvMatrix.glGetFloatv(pname, params);
             return;
         }
         gl.glGetFloatv(pname, params);
     }
     public void glGetFloatv(int pname, float[] params, int params_offset) {
-        if(pmvMatrix.isMatrixGetName(pname)) {
+        if(PMVMatrix.isMatrixGetName(pname)) {
             pmvMatrix.glGetFloatv(pname, params, params_offset);
             return;
         }
         gl.glGetFloatv(pname, params, params_offset);
     }
     public void glGetIntegerv(int pname, IntBuffer params) {
-        if(pmvMatrix.isMatrixGetName(pname)) {
+        if(PMVMatrix.isMatrixGetName(pname)) {
             pmvMatrix.glGetIntegerv(pname, params);
             return;
         }
         gl.glGetIntegerv(pname, params);
     }
     public void glGetIntegerv(int pname, int[] params, int params_offset) {
-        if(pmvMatrix.isMatrixGetName(pname)) {
+        if(PMVMatrix.isMatrixGetName(pname)) {
             pmvMatrix.glGetIntegerv(pname, params, params_offset);
             return;
         }
@@ -339,7 +338,7 @@ public class FixedFuncHook implements GLLightingFunc, GLMatrixFunc, GLPointerFun
     }
 
     public final String toString() {
-          StringBuffer buf = new StringBuffer();
+          StringBuilder buf = new StringBuilder();
           buf.append(getClass().getName()+" (");
           if(null!=pmvMatrix) {
               buf.append(", matrixDirty: "+pmvMatrix.isDirty());
diff --git a/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java b/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java
index 24bc5aea6..5ff63d93b 100644
--- a/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java
+++ b/src/jogl/classes/jogamp/opengl/windows/wgl/WGLGLCapabilities.java
@@ -208,9 +208,9 @@ public class WGLGLCapabilities extends GLCapabilities {
       }      
   }
   
-  public StringBuffer toString(StringBuffer sink) {
+  public StringBuilder toString(StringBuilder sink) {
     if(null == sink) {
-        sink = new StringBuffer();
+        sink = new StringBuilder();
     }
     sink.append("wgl vid 0x").append(Integer.toHexString(pfdID)).append(" ");
     switch (arb_pixelformat) {
diff --git a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLCapabilities.java b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLCapabilities.java
index bb0673581..96d4c7713 100644
--- a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLCapabilities.java
+++ b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLCapabilities.java
@@ -89,9 +89,9 @@ public class X11GLCapabilities extends GLCapabilities {
       }      
   }
   
-  public StringBuffer toString(StringBuffer sink) {
+  public StringBuilder toString(StringBuilder sink) {
     if(null == sink) {
-        sink = new StringBuffer();
+        sink = new StringBuilder();
     }
     sink.append("glx vid ");
     if(hasXVisualInfo()) {
diff --git a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
index 2de747136..2fd8cbcd9 100644
--- a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
+++ b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
@@ -606,7 +606,7 @@ public abstract class X11GLXContext extends GLContextImpl {
   }
 
   public String toString() {
-    StringBuffer sb = new StringBuffer();
+    StringBuilder sb = new StringBuilder();
     sb.append(getClass().getSimpleName());
     sb.append(" [");
     super.append(sb);