Remove CharBufferReader from JsonArbitraryFieldNameBenchmark

Author: schlosna

src/main/java/com/fasterxml/jackson/perf/json/JsonArbitraryFieldNameBenchmark.java

@@ -25,10 +25,7 @@
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
-import java.io.Reader;
 import java.io.StringReader;
-import java.nio.ByteBuffer;
-import java.nio.CharBuffer;
 import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 import java.util.Map;
@@ -85,15 +82,6 @@ JsonParser create(JsonFactory factory, Supplier<byte[]> bytesSupplier) throws IO
                         StandardCharsets.UTF_8));
             }
         },
-        CHAR_READER() {
-            @Override
-            JsonParser create(JsonFactory factory, Supplier<byte[]> jsonSupplier) throws IOException {
-                ByteBuffer byteBuffer = ByteBuffer.wrap(jsonSupplier.get());
-                CharBuffer charBuffer = Charset.forName("UTF-8").decode(byteBuffer);
-                CharBufferReader charBufferReader = new CharBufferReader(charBuffer);
-                return factory.createParser(charBufferReader);
-            }
-        },
         STRING_READER() {
             @Override
             JsonParser create(JsonFactory factory, Supplier<byte[]> jsonSupplier) throws IOException {
@@ -200,68 +188,6 @@ public static final class SimpleClass {
         public String stringThree;
     }
 
-    public static class CharBufferReader extends Reader {
-        private final CharBuffer charBuffer;
-
-        public CharBufferReader(CharBuffer buffer) {
-            this.charBuffer = buffer.duplicate();
-        }
-
-        @Override
-        public int read(char[] chars, int off, int len) {
-            int remaining = this.charBuffer.remaining();
-            if (remaining <= 0) {
-                return -1;
-            }
-            int length = Math.min(len, remaining);
-            this.charBuffer.get(chars, off, length);
-            return length;
-        }
-
-        @Override
-        public int read() {
-            if (this.charBuffer.hasRemaining()) {
-                return this.charBuffer.get();
-            }
-            return -1;
-        }
-
-        @Override
-        public long skip(long n) {
-            if (n < 0L) {
-                throw new IllegalArgumentException("number of characters to skip cannot be negative");
-            }
-            int skipped = Math.min((int) n, this.charBuffer.remaining());
-            this.charBuffer.position(this.charBuffer.position() + skipped);
-            return skipped;
-        }
-
-        @Override
-        public boolean ready() {
-            return true;
-        }
-
-        @Override
-        public boolean markSupported() {
-            return true;
-        }
-
-        @Override
-        public void mark(int readAheadLimit) {
-            this.charBuffer.mark();
-        }
-
-        @Override
-        public void reset() {
-            this.charBuffer.reset();
-        }
-
-        @Override
-        public void close() {
-            this.charBuffer.position(this.charBuffer.limit());
-        }
-    }
-
     public static void main(String[] _args) throws Exception {
         new Runner(new OptionsBuilder()
                 .include(JsonArbitraryFieldNameBenchmark.class.getName())