23 * questions.
24 */
25
26 package jdk.nashorn.api.tree;
27
28 /**
29 * A simple implementation of the TreeVisitor for ECMAScript edition 5.1.
30 *
31 * <p>The visit methods corresponding to ES 5.1 language constructs walk the
32 * "components" of the given tree by calling accept method passing the
33 * current visitor and the additional parameter.
34 *
35 * <p>For constructs introduced in later versions, {@code visitUnknown}
36 * is called instead which throws {@link UnknownTreeException}.
37 *
38 * <p> Methods in this class may be overridden subject to their
39 * general contract. Note that annotating methods in concrete
40 * subclasses with {@link java.lang.Override @Override} will help
41 * ensure that methods are overridden as intended.
42 *
43 * @param <R> the return type of this visitor's methods. Use {@link
44 * Void} for visitors that do not need to return results.
45 * @param <P> the type of the additional parameter to this visitor's
46 * methods. Use {@code Void} for visitors that do not need an
47 * additional parameter.
48 */
49 public class SimpleTreeVisitorES5_1<R, P> implements TreeVisitor<R, P> {
50 @Override
51 public R visitAssignment(final AssignmentTree node, final P r) {
52 node.getVariable().accept(this, r);
53 node.getExpression().accept(this, r);
54 return null;
55 }
56
57 @Override
58 public R visitCompoundAssignment(final CompoundAssignmentTree node, final P r) {
59 node.getVariable().accept(this, r);
60 node.getExpression().accept(this, r);
61 return null;
62 }
63
64 /**
65 * Visits a {@code ModuleTree} tree by calling {@code
66 * visitUnknown}.
67 *
68 * @param node {@inheritDoc}
|
23 * questions.
24 */
25
26 package jdk.nashorn.api.tree;
27
28 /**
29 * A simple implementation of the TreeVisitor for ECMAScript edition 5.1.
30 *
31 * <p>The visit methods corresponding to ES 5.1 language constructs walk the
32 * "components" of the given tree by calling accept method passing the
33 * current visitor and the additional parameter.
34 *
35 * <p>For constructs introduced in later versions, {@code visitUnknown}
36 * is called instead which throws {@link UnknownTreeException}.
37 *
38 * <p> Methods in this class may be overridden subject to their
39 * general contract. Note that annotating methods in concrete
40 * subclasses with {@link java.lang.Override @Override} will help
41 * ensure that methods are overridden as intended.
42 *
43 * @deprecated Nashorn JavaScript script engine and APIs, and the jjs tool
44 * are deprecated with the intent to remove them in a future release.
45 *
46 * @param <R> the return type of this visitor's methods. Use {@link
47 * Void} for visitors that do not need to return results.
48 * @param <P> the type of the additional parameter to this visitor's
49 * methods. Use {@code Void} for visitors that do not need an
50 * additional parameter.
51 */
52 @Deprecated(since="11", forRemoval=true)
53 public class SimpleTreeVisitorES5_1<R, P> implements TreeVisitor<R, P> {
54 @Override
55 public R visitAssignment(final AssignmentTree node, final P r) {
56 node.getVariable().accept(this, r);
57 node.getExpression().accept(this, r);
58 return null;
59 }
60
61 @Override
62 public R visitCompoundAssignment(final CompoundAssignmentTree node, final P r) {
63 node.getVariable().accept(this, r);
64 node.getExpression().accept(this, r);
65 return null;
66 }
67
68 /**
69 * Visits a {@code ModuleTree} tree by calling {@code
70 * visitUnknown}.
71 *
72 * @param node {@inheritDoc}
|