com.ibm.jzos.fields

Class ByteArrayField

  • java.lang.Object
    • com.ibm.jzos.fields.ByteArrayField
  • All Implemented Interfaces:
    Field

    public class ByteArrayField
extends java.lang.Object
implements Field
    A byte array Field.

    Since:
    2.1.0

    • Constructor Summary

      Constructors 
      Constructor and Description
      ByteArrayField(int offset, int length)
      Construct an instance.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method and Description
      boolean equals(byte[] ba1, byte[] ba2)
      Compare two byte arrays, possible null, for equality.
      byte[] getByteArray(byte[] buffer)
      Return a byte array from the given byte array buffer, at the offset of this field.
      byte[] getByteArray(byte[] buffer, int bufOffset)
      Return a byte array from the given byte array buffer, at the bufOffset + offset of this field.
      int getByteLength()
      Answer the length of the field described by the receiver
      int getOffset()
      Answer the offset of this field into some array of bytes
      void putByteArray(byte[] valueBytes, byte[] buffer)
      Put a byte array into the given buffer, at the offset of this field.
      void putByteArray(byte[] valueBytes, byte[] buffer, int bufOffset)
      Put a byte array into the given buffer, starting at the specified offset in the buffer.
      void putByteArray(byte[] valueBytes, int valueBytesOffset, byte[] buffer)
      Put a byte array into the given buffer, starting at an offset in the valueByte array.
      void putByteArray(byte[] valueBytes, int valueBytesOffset, byte[] buffer, int bufOffset)
      Put a byte array into the given buffer, starting at an offset in the valueByte array and at the specified offset in the buffer.
      void setByteLength(int len)
      Sets the byte length of the field
      void setOffset(int offset) 

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • ByteArrayField

        public ByteArrayField(int offset,
                      int length)
        Construct an instance.
        Parameters:
        offset - int the offset in some byte array to the start of this field.
        length - int the size of the field in bytes

    • Method Detail

      • getByteLength

        public int getByteLength()
        Description copied from interface: Field
        Answer the length of the field described by the receiver
        Specified by:
        getByteLength in interface Field
        Returns:
        int
        See Also:
        Field.getByteLength()

      • setByteLength

        public void setByteLength(int len)
        Sets the byte length of the field

      • getOffset

        public int getOffset()
        Description copied from interface: Field
        Answer the offset of this field into some array of bytes
        Specified by:
        getOffset in interface Field
        Returns:
        int
        See Also:
        Field.getOffset()

      • getByteArray

        public byte[] getByteArray(byte[] buffer)
        Return a byte array from the given byte array buffer, at the offset of this field.
        Parameters:
        buffer - the underlying byte array
        Returns:
        byte[]

      • getByteArray

        public byte[] getByteArray(byte[] buffer,
                           int bufOffset)
        Return a byte array from the given byte array buffer, at the bufOffset + offset of this field.
        Parameters:
        buffer - the underlying byte array
        bufOffset - the additional offset into the byte array
        Returns:
        byte[]

      • putByteArray

        public void putByteArray(byte[] valueBytes,
                         byte[] buffer)
        Put a byte array into the given buffer, at the offset of this field.
        Parameters:
        valueBytes - the byte array to put
        buffer - the destination byte array

      • putByteArray

        public void putByteArray(byte[] valueBytes,
                         int valueBytesOffset,
                         byte[] buffer)
        Put a byte array into the given buffer, starting at an offset in the valueByte array.
        Parameters:
        valueBytes - the byte array to put
        valueBytesOffset - the offset into the valueByte array
        buffer - the destination byte array

      • putByteArray

        public void putByteArray(byte[] valueBytes,
                         byte[] buffer,
                         int bufOffset)
        Put a byte array into the given buffer, starting at the specified offset in the buffer.
        Parameters:
        valueBytes - the byte array to put
        buffer - the destination byte array
        bufOffset - the offset into the buffer

      • putByteArray

        public void putByteArray(byte[] valueBytes,
                         int valueBytesOffset,
                         byte[] buffer,
                         int bufOffset)
        Put a byte array into the given buffer, starting at an offset in the valueByte array and at the specified offset in the buffer.
        Parameters:
        valueBytes - the byte array to put
        valueBytesOffset - the offset into the valueByte array
        buffer - the destination byte array
        bufOffset - the offset into the buffer

      • equals

        public boolean equals(byte[] ba1,
                      byte[] ba2)
        Compare two byte arrays, possible null, for equality.
        Parameters:
        ba1 - byte[]
        ba2 - byte[]
        Returns:
        boolean true if equal, false otherwise
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