java.lang.Character.reverseBytes()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中java.lang.Character.reverseBytes()方法的一些代码示例,展示了Character.reverseBytes()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Character.reverseBytes()方法的具体详情如下:
包路径:java.lang.Character
类名称:Character
方法名:reverseBytes

Character.reverseBytes介绍

[英]Reverses the order of the first and second byte in the specified character.
[中]反转指定字符中第一个字节和第二个字节的顺序。

代码示例

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public char[] readCharArray(int cnt) {
  char[] res = super.readCharArray(cnt);
  for (int i = 0; i < cnt; i++)
    res[i] = Character.reverseBytes(res[i]);
  return res;
}

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public char readChar() {
  return Character.reverseBytes(super.readChar());
}

代码示例来源:origin: apache/incubator-pinot

@Override
public void putChar(int offset, char value) {
 _buffer.putChar(offset, Character.reverseBytes(value));
}

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public void writeChar(char val) {
  super.writeChar(Character.reverseBytes(val));
}

代码示例来源:origin: atomix/atomix

@Override
public Bytes writeChar(int offset, char c) {
 bytes.writeChar(offset, Character.reverseBytes(c));
 return this;
}

代码示例来源:origin: apache/incubator-pinot

@Override
public char getChar(int offset) {
 return Character.reverseBytes(_buffer.getChar(offset));
}

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public void unsafeWriteChar(char val) {
  super.unsafeWriteChar(Character.reverseBytes(val));
}

代码示例来源:origin: apache/ignite

/**
 * @param ptr Pointer.
 * @param off Offset.
 * @return Value.
 */
public static char[] readCharArray(long ptr, int off, int len) {
  char[] arr0 = new char[len];
  GridUnsafe.copyOffheapHeap(ptr + off, arr0, GridUnsafe.CHAR_ARR_OFF, len << 1);
  if (BIG_ENDIAN) {
    for (int i = 0; i < len; i++)
      arr0[i] = Character.reverseBytes(arr0[i]);
  }
  return arr0;
}

代码示例来源:origin: apache/incubator-pinot

@Override
public char getChar(long offset) {
 return Character.reverseBytes(_buffer.getChar(offset));
}

代码示例来源:origin: apache/incubator-pinot

@Override
public void putChar(long offset, char value) {
 _buffer.putChar(offset, Character.reverseBytes(value));
}

代码示例来源:origin: apache/ignite

/**
 * Gets char value from given address assuming that value stored in little-endian byte order and native byte order
 * is big-endian. Alignment aware.
 *
 * @param addr Address.
 * @return Char value from given address.
 */
public static char getCharLE(long addr) {
  return UNALIGNED ? Character.reverseBytes(UNSAFE.getChar(addr)) : getCharByByte(addr, false);
}

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public char[] readCharArray(int cnt) {
  int len = cnt << 1;
  ensureEnoughData(len);
  char[] res = new char[cnt];
  copyAndShift(res, GridUnsafe.CHAR_ARR_OFF, len);
  if (BIG_ENDIAN) {
    for (int i = 0; i < res.length; i++)
      res[i] = Character.reverseBytes(res[i]);
  }
  return res;
}

代码示例来源:origin: apache/flink

/**
 * Writes the given character (16 bit, 2 bytes) to the given position in big-endian
 * byte order. This method's speed depends on the system's native byte order, and it
 * is possibly slower than {@link #putChar(int, char)}. For most cases (such as
 * transient storage in memory or serialization for I/O and network),
 * it suffices to know that the byte order in which the value is written is the same as the
 * one in which it is read, and {@link #putChar(int, char)} is the preferable choice.
 *
 * @param index The position at which the value will be written.
 * @param value The char value to be written.
 *
 * @throws IndexOutOfBoundsException Thrown, if the index is negative, or larger then the segment size minus 2.
 */
public final void putCharBigEndian(int index, char value) {
  if (LITTLE_ENDIAN) {
    putChar(index, Character.reverseBytes(value));
  } else {
    putChar(index, value);
  }
}

代码示例来源:origin: apache/flink

/**
 * Reads a character value (16 bit, 2 bytes) from the given position, in little-endian byte order.
 * This method's speed depends on the system's native byte order, and it
 * is possibly slower than {@link #getChar(int)}. For most cases (such as
 * transient storage in memory or serialization for I/O and network),
 * it suffices to know that the byte order in which the value is written is the same as the
 * one in which it is read, and {@link #getChar(int)} is the preferable choice.
 *
 * @param index The position from which the value will be read.
 * @return The character value at the given position.
 *
 * @throws IndexOutOfBoundsException Thrown, if the index is negative, or larger then the segment size minus 2.
 */
public final char getCharLittleEndian(int index) {
  if (LITTLE_ENDIAN) {
    return getChar(index);
  } else {
    return Character.reverseBytes(getChar(index));
  }
}

代码示例来源:origin: apache/flink

/**
 * Writes the given character (16 bit, 2 bytes) to the given position in little-endian
 * byte order. This method's speed depends on the system's native byte order, and it
 * is possibly slower than {@link #putChar(int, char)}. For most cases (such as
 * transient storage in memory or serialization for I/O and network),
 * it suffices to know that the byte order in which the value is written is the same as the
 * one in which it is read, and {@link #putChar(int, char)} is the preferable choice.
 *
 * @param index The position at which the value will be written.
 * @param value The char value to be written.
 *
 * @throws IndexOutOfBoundsException Thrown, if the index is negative, or larger then the segment size minus 2.
 */
public final void putCharLittleEndian(int index, char value) {
  if (LITTLE_ENDIAN) {
    putChar(index, value);
  } else {
    putChar(index, Character.reverseBytes(value));
  }
}

代码示例来源:origin: apache/ignite

/**
 * Gets char value from byte array assuming that value stored in little-endian byte order and native byte order
 * is big-endian. Alignment aware.
 *
 * @param arr Byte array.
 * @param off Offset.
 * @return Char value from byte array.
 */
public static char getCharLE(byte[] arr, long off) {
  return UNALIGNED ? Character.reverseBytes(UNSAFE.getChar(arr, off)) : getCharByByte(arr, off, false);
}

代码示例来源:origin: apache/flink

/**
 * Reads a character value (16 bit, 2 bytes) from the given position, in big-endian byte order.
 * This method's speed depends on the system's native byte order, and it
 * is possibly slower than {@link #getChar(int)}. For most cases (such as
 * transient storage in memory or serialization for I/O and network),
 * it suffices to know that the byte order in which the value is written is the same as the
 * one in which it is read, and {@link #getChar(int)} is the preferable choice.
 *
 * @param index The position from which the value will be read.
 * @return The character value at the given position.
 *
 * @throws IndexOutOfBoundsException Thrown, if the index is negative, or larger then the segment size minus 2.
 */
public final char getCharBigEndian(int index) {
  if (LITTLE_ENDIAN) {
    return Character.reverseBytes(getChar(index));
  } else {
    return getChar(index);
  }
}

代码示例来源:origin: apache/ignite

/**
 * Stores given char value assuming that value should be stored in little-endian byte order and native byte order
 * is big-endian. Alignment aware.
 *
 * @param addr Address.
 * @param val Value.
 */
public static void putCharLE(long addr, char val) {
  if (UNALIGNED)
    UNSAFE.putChar(addr, Character.reverseBytes(val));
  else
    putCharByByte(addr, val, false);
}

代码示例来源:origin: apache/ignite

/**
 * Stores char value into byte array assuming that value should be stored in little-endian byte order and native
 * byte order is big-endian. Alignment aware.
 *
 * @param arr Byte array.
 * @param off Offset.
 * @param val Value.
 */
public static void putCharLE(byte[] arr, long off, char val) {
  if (UNALIGNED)
    UNSAFE.putChar(arr, off, Character.reverseBytes(val));
  else
    putCharByByte(arr, off, val, false);
}

代码示例来源:origin: apache/ignite

/** {@inheritDoc} */
@Override public void writeCharArray(char[] val) {
  int cnt = val.length << 1;
  ensureCapacity(pos + cnt);
  long startPos = data + pos;
  for (char item : val) {
    GridUnsafe.putChar(startPos, Character.reverseBytes(item));
    startPos += 2;
  }
  shift(cnt);
}

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