Class ECFieldFp

java.lang.Object
java.security.spec.ECFieldFp
All Implemented Interfaces:
ECField
public class ECFieldFp extends Object implements ECField
This immutable class defines an elliptic curve (EC) prime finite field.
Since:
1.5
See Also:

  • Constructor Summary

    Constructors
    Constructor
    Description
    ECFieldFp(BigInteger p)
    Creates an elliptic curve prime finite field with the specified prime p.

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    equals(Object obj)
    Compares this prime finite field for equality with the specified object.
    int
    getFieldSize()
    Returns the field size in bits which is size of prime p for this prime finite field.
    BigInteger
    getP()
    Returns the prime p of this prime finite field.
    int
    hashCode()
    Returns a hash code value for this prime finite field.

    Methods declared in class Object

    clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Creates and returns a copy of this object.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    Finalization is deprecated and subject to removal in a future release.
    final Class<?>
    getClass()
    Returns the runtime class of this Object.
    final void
    notify()
    Wakes up a single thread that is waiting on this object's monitor.
    final void
    notifyAll()
    Wakes up all threads that are waiting on this object's monitor.
    String
    toString()
    Returns a string representation of the object.
    final void
    wait()
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
    final void
    wait(long timeoutMillis)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
    final void
    wait(long timeoutMillis, int nanos)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

  • Constructor Details

  • Method Details

    • getFieldSize

      public int getFieldSize()
      Returns the field size in bits which is size of prime p for this prime finite field.
      Specified by:
      getFieldSize in interface ECField
      Returns:
      the field size in bits.

    • getP

      public BigInteger getP()
      Returns the prime p of this prime finite field.
      Returns:
      the prime.

    • equals

      public boolean equals(Object obj)
      Compares this prime finite field for equality with the specified object.
      Overrides:
      equals in class Object
      Parameters:
      obj - the object to be compared.
      Returns:
      true if obj is an instance of ECFieldFp and the prime value match, false otherwise.
      See Also:

    • hashCode

      public int hashCode()
      Returns a hash code value for this prime finite field.
      Overrides:
      hashCode in class Object
      Returns:
      a hash code value for this prime finite field
      See Also: