importjava.nio.ByteBuffer;publicclassHexConverter{publicstaticvoidmain(String[]args){StringhexString="48656C6C6F20576F726C64";// "Hello World"的16进制表示byte[]bytes=hexStringToByteArray(hexString);for(byteb:bytes)
importjavax.xml.bind.DatatypeConverter;importjava.nio.ByteBuffer;publicclassHexToByteBuffer{publicstaticvoidmain(String[]args){StringhexString="48656c6c6f20576f726c64";// 十六进制字符串byte[]byteArray=DatatypeConverter.parseHexBinary(hexString);// 将十六进制字符串转换为字节数组ByteBufferbyteBuffer=ByteB...
//切换为读模式publicfinalBufferflip(){limit=position;//保存已写入的位置position=0;//待读取指针指向位置0开始mark=-1;returnthis;}//切换为写模式(未读的数据会被直接覆盖)publicfinalBufferclear(){position=0;//待写入指针指向位置从0开始limit=capacity;//当前已有数量为原始容量数量(初始化)mark=-1;ret...
向buffer写入int len = channel.read(byteBuffer);log.debug("已读取 {} 个字节", len);if (len == -1){break;}byteBuffer.flip();//切换 buffer 读模式// 在buffer中
publicstaticintbyteArrayToInt(byte[] bytes){intn=0;for(inti=0; i <4; i++) { n += bytes[i] << i*8; }returnn; } 字节缓冲流 基本知识 //1.分配一个指定大小的缓冲区ByteBufferbuf=ByteBuffer.allocate(1024); System.out.println(buf.position);//0System.out.println(buf.limit);//1024...
Creating a Bytes instance which wraps a pre-sized on heap byte array: Bytes which wraps an on heap byte[] pre-sized Bytes<byte[]> bytes = Bytes.allocateElasticOnHeap(64); byte[] underlyingBytes = bytes.underlyingObject(); Creating a Bytes instance which wraps an on heap ByteBuffer: ...
buffers !Array.<(!ByteBuffer | !ArrayBuffer | !Uint8Array | string)> Buffers to concatenate encoding string | boolean String encoding if buffers contains a string ("base64", "hex", "binary", defaults to "utf8") littleEndian boolean Whether to use little or big endian byte order for the...
isHex, isLogEcho, isOctal, log, log, log, log, log, makeInteger, makeLong, makeThread, mergeArray, mergeBooleanArray, mergeByteArray, mergeCharArray, mergeDoubleArray, mergeFloatArray, mergeIntArray, mergeLongArray, mod, mod, octalValue, out, out, out, out, out, pad, parseBa...
new String(Hex.encodeHex(buff.array())); buff.rewind(); 代码示例来源:origin: IQSS/dataverse buff.rewind(); boolean DEBUG = false; 代码示例来源:origin: IQSS/dataverse buff.rewind(); 代码示例来源:origin: IQSS/dataverse buff.rewind(); boolean DEBUG = false; 代码示例来源:origin: IQSS/datavers...
e.printStackTrace(); } } 附上MD5工具类的两个方法: publicclassMD5 { privatestaticfinalLoggerlogger= LoggerFactory.getLogger(MD5.class); protectedstaticcharhexDigits[] = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e', ...