package fieldtest; public class A2PK implements java.io.Serializable { public String id1; public java.util.Date iddate; public A2PK() {} public boolean equals(java.lang.Object obj) { if( obj==null || !this.getClass().equals(obj.getClass()) ) return( false ); A2PK o=(A2PK) obj; if( !this.id1.equals(o.id1) || !this.iddate.equals(o.iddate) ) return( false ); return( true ); } public int hashCode() { int hashCode=0; hashCode += id1.hashCode() + iddate.hashCode(); return( hashCode ); } }