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1 package org.sapia.soto.state;
2
3 import org.apache.commons.jexl.JexlContext;
4
5 import java.util.Collection  ;
6 import java.util.HashSet ;
7 import java.util.Iterator ;
8 import java.util.Map ;
9 import java.util.Set ;
10
11
12
20 public class ScopeMap implements java.util.Map , JexlContext {
21 private Map _scopes;
22 private String [] _scopeNames;
23
24 public ScopeMap(Map scopes, String [] scopeNames) {
25 _scopes = scopes;
26 _scopeNames = scopeNames;
27 }
28
29
32 public Map getVars() {
33 return this;
34 }
35
36
39 public void setVars(Map arg0) {
40 }
41
42
45 public void clear() {
46 }
47
48
51 public boolean containsKey(Object key) {
52 Scope sc;
53
54 if (_scopeNames == null) {
55 for (int i = 0; i < _scopeNames.length; i++) {
56 sc = (Scope) _scopes.get(_scopeNames[i]);
57
58 if (sc != null) {
59 if (sc.getVal(key) != null) {
60 return true;
61 }
62 }
63 }
64 } else {
65 for (Iterator iter = _scopes.values().iterator(); iter.hasNext();) {
66 sc = (Scope) iter.next();
67
68 if (sc.getVal(key) != null) {
69 return true;
70 }
71 }
72 }
73
74 return false;
75 }
76
77
80 public boolean containsValue(Object arg0) {
81 return false;
82 }
83
84
87 public Set entrySet() {
88 return new HashSet ();
89 }
90
91
94 public Object get(Object key) {
95 Scope sc;
96 Object toReturn = null;
97
98 if (_scopeNames != null) {
99 for (int i = 0; i < _scopeNames.length; i++) {
100 sc = (Scope) _scopes.get(_scopeNames[i]);
101
102 if (sc != null) {
103 if ((toReturn = sc.getVal(key)) != null) {
104 return toReturn;
105 }
106 }
107 }
108 } else {
109 for (Iterator iter = _scopes.values().iterator(); iter.hasNext();) {
110 sc = (Scope) iter.next();
111
112 if ((toReturn = sc.getVal(key)) != null) {
113 return toReturn;
114 }
115 }
116 }
117
118 return toReturn;
119 }
120
121
124 public boolean isEmpty() {
125 return false;
126 }
127
128
131 public Set keySet() {
132 return new HashSet ();
133 }
134
135
138 public Object put(Object arg0, Object arg1) {
139 throw new UnsupportedOperationException (
140 "public Object put(Object arg0, Object arg1)");
141 }
142
143
146 public void putAll(Map arg0) {
147 throw new UnsupportedOperationException ("public void putAll(Map arg0)");
148 }
149
150
153 public Object remove(Object arg0) {
154 throw new UnsupportedOperationException ("public Object remove(Object arg0)");
155 }
156
157
160 public int size() {
161 return 0;
162 }
163
164
167 public Collection values() {
168 return new HashSet ();
169 }
170 }
171 |
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