/
LanguageAspectSupport.java
141 lines (125 loc) · 4.71 KB
/
LanguageAspectSupport.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
/*
* Copyright 2003-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel.language;
import jetbrains.mps.smodel.Language;
import jetbrains.mps.smodel.LanguageAspect;
import jetbrains.mps.smodel.SNodeUtil;
import jetbrains.mps.smodel.adapter.MetaAdapterByDeclaration;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.smodel.structure.ExtensionPoint;
import jetbrains.mps.util.annotation.ToRemove;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SLanguage;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.module.SModule;
import javax.swing.Icon;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Map;
/**
* All common work with language aspect should be done using this class.
* The aim is to simultaneously support LanguageAspects and new LanguageAspectDescriptor during migration from old one to new
* without making them inherit each other
* After completing the refactoring (3.3?), this class chould be cleaned up together with removal of LanguageAspect class
*/
public class LanguageAspectSupport {
public static boolean isAspectModel(SModel model) {
SModule module = model.getModule();
if (!(module instanceof Language)) return false;
if (getOldAspect(model) != null) return true;
if (getNewAspect(model) != null) return true;
return false;
}
public static Collection<SModel> getAspectModels(SModule language) {
assert language instanceof Language;
//as soon as this class is API-like, it's not good to have Language parameter here as in API we work with SModule
//order is important here
LinkedHashSet<SModel> result = new LinkedHashSet<SModel>();
for (LanguageAspect la : LanguageAspect.values()) {
SModel aspectModel = la.get(((Language) language));
if (aspectModel == null) continue;
result.add(aspectModel);
}
for (LanguageAspectDescriptor d : collectAspects()) {
result.addAll(d.getAspectModels(language));
}
return result;
}
public static Iterable<LanguageAspectDescriptor> collectAspects() {
return new ExtensionPoint<LanguageAspectDescriptor>("jetbrains.mps.lang.aspect.LanguageAspectsEP").getObjects();
}
@Nullable
public static String getHelpUrl(SModel model) {
if (!(model.getModule() instanceof Language)) return null;
for (LanguageAspect la : LanguageAspect.values()) {
if (la.is(model)) return la.getHelpURL();
}
for (LanguageAspectDescriptor d : collectAspects()) {
if (d.getAspectModels(model.getModule()).contains(model)) return d.getHelpUrl();
}
return null;
}
public static Collection<SLanguage> getMainLanguages(SModel model) {
LanguageAspect oldAspect = getOldAspect(model);
if (oldAspect != null) return oldAspect.getMainLanguages();
LanguageAspectDescriptor newAspect = getNewAspect(model);
if (newAspect != null) return newAspect.getMainLanguages();
return Collections.emptyList();
}
public static boolean isLanguageModelNameForbidden(String modelName) {
String shortName = modelName.substring(modelName.lastIndexOf(".") + 1);
for (LanguageAspect aspect : LanguageAspect.values()) {
if (shortName.equals(aspect.getName())) {
return true;
}
}
for (LanguageAspectDescriptor ad : collectAspects()) {
if (shortName.equals(ad.getPresentableAspectName())) {
return true;
}
}
return false;
}
@Nullable
public static String getIconPath(SModel model) {
//todo
return null;
}
@Nullable
@Deprecated
@ToRemove(version = 3.3)
//for internal use only
public static LanguageAspect getOldAspect(SModel model) {
for (LanguageAspect la : LanguageAspect.values()) {
if (la.is(model)) return la;
}
return null;
}
@Nullable
@Deprecated
@ToRemove(version = 3.3)
//for internal use only
public static LanguageAspectDescriptor getNewAspect(SModel model) {
for (LanguageAspectDescriptor d : collectAspects()) {
if (d.getAspectModels(model.getModule()).contains(model)) return d;
}
return null;
}
}