Package org.apache.derby.impl.drda

Class Pkgnamcsn.StatementKey

  • Enclosing class:
    Pkgnamcsn
    private final class Pkgnamcsn.StatementKey
extends java.lang.Object
    Class for objects used as keys in the hash table stmtTable found in the Database class. The equals() and hashCode() methods consider other StatementKey objects equal to this object if they are associated with a Pkgnamcsn object with the same values for RDBNAM, RDBCOLID, PKGID and PKGSN.
    See Also:
    Database

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private int hash
      Cached hash code.

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      private StatementKey()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean equals​(java.lang.Object obj)
      Check whether RDBNAM, RDBCOLID, PKGID and PKGSN of another StatementKey object matches this object.
      int hashCode()
      Calculate hash code.
      private boolean isKeyFor​(Pkgnamcsn p)
      Check whether this object can be used as a key for a Pkgnamcsn object.

      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • hash

        private int hash
        Cached hash code.

    • Constructor Detail

      • StatementKey

        private StatementKey()

    • Method Detail

      • equals

        public boolean equals​(java.lang.Object obj)
        Check whether RDBNAM, RDBCOLID, PKGID and PKGSN of another StatementKey object matches this object.
        Overrides:
        equals in class java.lang.Object
        Parameters:
        obj - another object
        Returns:
        true if the objects are equal

      • hashCode

        public int hashCode()
        Calculate hash code.
        Overrides:
        hashCode in class java.lang.Object
        Returns:
        hash code

      • isKeyFor

        private boolean isKeyFor​(Pkgnamcsn p)
        Check whether this object can be used as a key for a Pkgnamcsn object.
        Parameters:
        p - a Pkgnamcsn value
        Returns:
        true if this object can be key for the Pkgnamcsn object