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1
32
33 package com.jeantessier.dependency;
34
35 import java.util.*;
36
37 public abstract class ClosureSelector implements Visitor {
38 private Collection selectedNodes;
39 private Collection copiedNodes;
40
41 private NodeFactory factory;
42
43 public ClosureSelector() {
44 reset();
45 }
46
47 public ClosureSelector(NodeFactory factory) {
48 this();
49 setFactory(factory);
50 }
51
52 public void reset() {
53 selectedNodes = new HashSet();
54 copiedNodes = new HashSet();
55 }
56
57 public NodeFactory getFactory() {
58 return factory;
59 }
60
61 public void setFactory(NodeFactory factory) {
62 this.factory = factory;
63 }
64
65 public Collection getSelectedNodes() {
66 return selectedNodes;
67 }
68
69 public Collection getCopiedNodes() {
70 return copiedNodes;
71 }
72
73 public void traverseNodes(Collection nodes) {
74 Iterator i = nodes.iterator();
75 while (i.hasNext()) {
76 ((Node) i.next()).accept(this);
77 }
78 }
79
80 protected void traverseInbound(Collection nodes) {
81 Iterator i = nodes.iterator();
82 while (i.hasNext()) {
83 ((Node) i.next()).acceptInbound(this);
84 }
85 }
86
87 protected void traverseOutbound(Collection nodes) {
88 Iterator i = nodes.iterator();
89 while (i.hasNext()) {
90 ((Node) i.next()).acceptOutbound(this);
91 }
92 }
93 }
94 |
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