public boolean equals ( java.lang.Object obj ) { <BUG> if ( obj == null ) return false ;return ( compareTo ( ( ( TYPE_1 ) ( obj ) ) ) ) == 0 ;</BUG> }
public boolean equals ( java.lang.Object obj ) { return ( ( obj != null ) && ( obj instanceof TYPE_1 ) ) && ( ( compareTo ( ( ( TYPE_1 ) ( obj ) ) ) ) == 0 ) ; } 
