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1 package polyglot.ext.coffer.types;
2
3 import polyglot.ext.jl.types.*;
4 import polyglot.types.*;
5 import polyglot.util.*;
6 import java.util.*;
7
8 public class CofferContext_c extends Context_c implements CofferContext {
9 protected Map keys;
10
11 public CofferContext_c(TypeSystem ts) {
12 super(ts);
13 }
14
15 protected Context_c push() {
16 CofferContext_c c = (CofferContext_c) super.push();
17 c.keys = null;
18 return c;
19 }
20
21 public void addKey(Key key) {
22 if (keys == null) {
23 keys = new HashMap();
24 }
25
26 keys.put(key.name(), key);
27 }
28
29 public Key findKey(String  name) throws SemanticException {
30 Key key = null;
31
32 if (keys != null) {
33 key = (Key) keys.get(name);
34 }
35
36 if (key != null) {
37 return key;
38 }
39
40 if (outer != null) {
41 return ((CofferContext) outer).findKey(name);
42 }
43
44 throw new SemanticException("Key \"" + name + "\" not found.");
45 }
46
47 protected String mapsToString() {
48 return super.mapsToString() + " keys=" + keys;
49 }
50 }
51 |
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