|
1
19 package org.objectweb.carol.cmi.compiler;
20
21 import java.lang.reflect.Method  ;
22 import java.util.ArrayList ;
23 import java.util.HashMap ;
24 import java.util.Iterator ;
25
26 public class ClassConf {
27 private HashMap mthInfos = new HashMap ();
28 private boolean lookupChoice = false;
29 private ArrayList rrList = new ArrayList ();
30 private ArrayList randList = new ArrayList ();
31 private int balancerNo = 0;
32 private String defaultBalancer = null;
33 private Class cl;
34
35 public ClassConf(Class cl) {
36 this.cl = cl;
37 }
38
39 public String getClassName() {
40 return MethodProto.getName(cl);
41 }
42
43 public boolean containsMethod(MethodProto mp) {
44 return mthInfos.containsKey(mp);
45 }
46
47 public void putMethod(MethodProto mp, MethodConf cmc) {
48 mthInfos.put(mp, cmc);
49 }
50
51 public Iterator getMethodConfs() {
52 return mthInfos.values().iterator();
53 }
54
55 public void setLookupChoice() {
56 lookupChoice = true;
57 }
58
59 public MethodConf getMethodConf(MethodProto mp)
60 throws CompilerException {
61 MethodConf cmc = (MethodConf) mthInfos.get(mp);
62 if (cmc == null) {
63 throw new CompilerException(
64 "No configuration found for method "
65 + mp
66 + " in class "
67 + getClassName());
68 }
69 return cmc;
70 }
71
72 public String getRemoteItfString() {
73 Iterator it = Compiler.getRemoteItfs(cl).iterator();
74 String s = "";
75 while (it.hasNext()) {
76 Class itf = (Class ) it.next();
77 if (s.equals("")) {
78 s = MethodProto.getName(itf);
79 } else {
80 s += ", " + MethodProto.getName(itf);
81 }
82 }
83 return s;
84 }
85
86 public String addRR() {
87 String s = "rr" + balancerNo;
88 balancerNo++;
89 rrList.add(s);
90 return s;
91 }
92
93 public String addRandom() {
94 String s = "rand" + balancerNo;
95 balancerNo++;
96 randList.add(s);
97 return s;
98 }
99
100 public ArrayList getRR() {
101 return rrList;
102 }
103
104 public ArrayList getRandom() {
105 return randList;
106 }
107
108 public String getBalancer() {
109 if (defaultBalancer == null) {
110 defaultBalancer = "balancer";
111 }
112 randList.add(defaultBalancer);
113 return defaultBalancer;
114 }
115
116 public void validate() throws CompilerException {
117 Method [] m = Compiler.getRemoteMethods(cl);
118 if (m.length == 0) {
119 throw new CompilerException("class " + cl + " does not implement remote methods");
120 }
121 for (int i=0; i<m.length; i++) {
122 MethodProto mp = new MethodProto(m[i]);
123 MethodConf mc = (MethodConf) mthInfos.get(mp);
124 if (mc == null) {
125 throw new CompilerException("no configuration given for method " + mp);
126 }
127 mc.setMethod(m[i]);
128 }
129 Iterator it = getMethodConfs();
130 while (it.hasNext()) {
131 MethodConf mc = (MethodConf) it.next();
132 if (mc.getMethod() == null) {
133 throw new CompilerException("class " + mc.getClassConf().getClassName() + " has no method " + mc.getMethodProto());
134 }
135 }
136 }
137 }
138 |
Popular Tags |
Java API By Example, From Geeks To Geeks.