StringBuilder builder = new StringBuilder();
      CharBuffer buffer = CharBuffer.allocate(100);
      while (reader.read(buffer) != -1) {
        Java8Compatibility.flip(buffer);
        builder.append(buffer);
        Java8Compatibility.clear(buffer);
      }
      return builder.toString();
    }
  }

            assertEquals(0, echoResponse.writeBytesWireFormat(buffer, 100));
            assertEquals(0, echoResponse.writeBytesWireFormat(buffer, 500));
        }

        @Test
        @DisplayName("Should not modify buffer")
        void testWriteBytesWireFormatNoModification() {
            byte[] buffer = new byte[1024];
            byte[] originalBuffer = buffer.clone();

            int bytesWritten = context.encode(buffer, 0);

            assertEquals(12, bytesWritten);
            assertEquals(3, SMBUtil.readInt2(buffer, 0));
            assertEquals(2, SMBUtil.readInt2(buffer, 2));
            assertEquals(0x01, SMBUtil.readInt2(buffer, 4));
            assertEquals(0x02, SMBUtil.readInt2(buffer, 6));
            assertEquals(0x03, SMBUtil.readInt2(buffer, 8));

      headersBuilder.removeAll(name)
    }

  fun getBody(): Buffer? = body?.clone()

  fun setBody(body: Buffer) =
    apply {
      setHeader("Content-Length", body.size)
      this.body = body.clone() // Defensive copy.
    }

  fun setBody(body: String): MockResponse = setBody(Buffer().writeUtf8(body))

  fun setChunkedBody(
    body: Buffer,
    maxChunkSize: Int,
  ) = apply {

        return 0;
    }

    @Override
    int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

	v := metacache{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodemetacache(b *testing.B) {
	v := metacache{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

        byte[] buffer = new byte[10];

        // Act
        int bytesWritten = transPeekNamedPipe.writeSetupWireFormat(buffer, 0);

        // Assert
        assertEquals(4, bytesWritten);
        assertEquals(SmbComTransaction.TRANS_PEEK_NAMED_PIPE, buffer[0]);
        assertEquals((byte) 0x00, buffer[1]);
        assertEquals((byte) 0x00, buffer[2]);
        assertEquals((byte) 0x00, buffer[3]);

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;

        bufferIndex += 2; // reserved
        dataCompactionMode = readInt2(buffer, bufferIndex);
        bufferIndex += 4; // 2 reserved
        dataLength = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        dataOffset = readInt2(buffer, bufferIndex);
        bufferIndex += 12; // 10 reserved

        this.flags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        // LeaseKey (16 bytes)
        byte[] keyBytes = new byte[16];
        System.arraycopy(buffer, bufferIndex, keyBytes, 0, 16);
        this.leaseKey = new Smb2LeaseKey(keyBytes);
        bufferIndex += 16;

        // LeaseState (4 bytes)
        this.leaseState = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        assertEquals(1, validator.safeMultiply(1, 1));

        // Test exact buffer boundaries
        byte[] buffer = new byte[100];
        validator.validateBufferAccess(buffer, 0, 100); // Exactly full buffer
        validator.validateBufferAccess(buffer, 100, 0); // Zero length at end
    }