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1
5
6 package com.tc.object.walker;
7
8 import java.lang.reflect.Field  ;
9
10 public class MemberValue {
11
12 private final Object value;
13 private int id = -1;
14 private boolean isRepeated = false;
15 private boolean isMapKey = false;
16 private boolean isMapValue = false;
17 private boolean isShadowed = false;
18 private boolean isElement = false;
19 private int index;
20 private FieldData fd;
21
22 static MemberValue fieldValue(FieldData fd, Object instance) {
23 MemberValue rv = new MemberValue(fd.getValue(instance));
24 rv.fd = fd;
25 rv.isShadowed = fd.isShadowed();
26 return rv;
27 }
28
29 static MemberValue rootValue(Object root) {
30 return new MemberValue(root);
31 }
32
33 static MemberValue mapKey(Object o) {
34 MemberValue rv = new MemberValue(o);
35 rv.isMapKey = true;
36 return rv;
37 }
38
39 static MemberValue mapValue(Object o) {
40 MemberValue rv = new MemberValue(o);
41 rv.isMapValue = true;
42 return rv;
43 }
44
45 static MemberValue elementValue(int index, Object val) {
46 MemberValue rv = new MemberValue(val);
47 rv.index = index;
48 rv.isElement = true;
49 return rv;
50 }
51
52 protected MemberValue(Object value) {
53 this.value = value;
54 }
55
56 public int getIndex() {
57 return index;
58 }
59
60 public Field getSourceField() {
61 if (fd == null) { return null; }
62 return fd.getField();
63 }
64
65 public Object getValueObject() {
66 return this.value;
67 }
68
69 public boolean isElement() {
70 return isElement;
71 }
72
73 public boolean isRepeated() {
74 return isRepeated;
75 }
76
77 public boolean isShadowed() {
78 return isShadowed;
79 }
80
81 public boolean isMapKey() {
82 return isMapKey;
83 }
84
85 public boolean isMapValue() {
86 return isMapValue;
87 }
88
89 public int getId() {
90 if (id < 0) throw new AssertionError ("id: " + id);
91 return id;
92 }
93
94 void setId(int newId) {
95 if (newId < 0) throw new AssertionError ("id: " + newId);
96 this.id = newId;
97 }
98
99 void setRepeated(boolean b) {
100 this.isRepeated = b;
101 }
102
103 }
104 |
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