public int METHOD_1 ( ) { <BUG> if ( ( this . METHOD_2 ( ) ) == null ) {return 0 ;BUG> }</BUG></BUG> <BUG> else {</BUG> return this . METHOD_2 ( ) . size ( ) ; } }
public int METHOD_1 ( ) { return this . METHOD_2 ( ) . size ( ) ; } 
