Package jnr.ffi

Class StructLayout.SignedLong

Enclosing class:
StructLayout

public class StructLayout.SignedLong extends StructLayout.NumberField
A native long integer field.
  • Constructor Details

    • SignedLong

      public SignedLong()
      Creates a new native long field.
    • SignedLong

      public SignedLong(StructLayout.Offset offset)
      Creates a new signed native long field at a specific offset
      Parameters:
      offset - The offset within the memory area for this field.
  • Method Details

    • get

      public final long get(Pointer ptr)
      Gets the value for this field.
      Parameters:
      ptr - The pointer to the field.
      Returns:
      a long.
    • set

      public final void set(Pointer ptr, long value)
      Sets the value for this field.
      Parameters:
      ptr - The pointer to the field.
      value - the 32/64 bit value to set.
    • set

      public void set(Pointer ptr, Number value)
      Description copied from class: StructLayout.NumberField
      Sets the field to a new value.
      Specified by:
      set in class StructLayout.NumberField
      Parameters:
      ptr - The pointer to the field.
      value - The new value.
    • intValue

      public final int intValue(Pointer ptr)
      Returns a java int representation of this field.
      Specified by:
      intValue in class StructLayout.NumberField
      Parameters:
      ptr - The pointer to the field.
      Returns:
      a java int value for this field.
    • longValue

      public final long longValue(Pointer ptr)
      Returns a java long representation of this field.
      Overrides:
      longValue in class StructLayout.NumberField
      Parameters:
      ptr - The pointer to the field.
      Returns:
      a java long value for this field.
    • toString

      public final String toString(Pointer ptr)
      Returns a string representation of this field.
      Overrides:
      toString in class StructLayout.NumberField
      Parameters:
      ptr - The pointer to the field.
      Returns:
      a string representation of this field.