public boolean contains ( TYPE_1 p ) { if ( p == null ) throw new java.lang.NullPointerException ( STRING_1 ) ; <BUG> return contains ( p , VAR_1 , true ) ;</BUG> }
public boolean contains ( TYPE_1 p ) { if ( p == null ) throw new java.lang.NullPointerException ( STRING_1 ) ; return contains ( p , VAR_1 ) ; } 
