1 package polyglot.ast; 2 3 /** 4 * A <code>Return</code> represents a <code>return</code> statement in Java. 5 * It may or may not return a value. If not <code>expr()</code> should return 6 * null. 7 */ 8 public interface Return extends Stmt 9 { 10 /** The expression to return. */ 11 Expr expr(); 12 /** Set the expression to return. */ 13 Return expr(Expr expr); 14 } 15