blob: 7677c55ea866a8868a7c9d9320afca08e81bfc40 (
plain) (
blame)
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
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.plugin.classanalysis;
import com.yahoo.container.plugin.osgi.ImportPackages;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* Utility methods related to packages.
*
* @author Tony Vaagenes
* @author ollivir
*/
public class Packages {
public static class PackageMetaData {
public final Set<String> definedPackages;
public final Set<String> referencedExternalPackages;
public PackageMetaData(Set<String> definedPackages, Set<String> referencedExternalPackages) {
this.definedPackages = definedPackages;
this.referencedExternalPackages = referencedExternalPackages;
}
}
public static String packageName(String fullClassName) {
int index = fullClassName.lastIndexOf('.');
if (index == -1) {
return "";
} else {
return fullClassName.substring(0, index);
}
}
/**
* Returns a sorted list of the imported packages that exist in the given set of disallowed packages.
*/
public static List<String> disallowedImports(Map<String, ImportPackages.Import> imports, List<String> disallowed) {
if (imports == null || imports.isEmpty()) return List.of();
var importedSet = new HashSet<>(imports.keySet());
var disallowedSet = disallowed == null ? Set.of() : new HashSet<>(disallowed);
return importedSet.stream()
.filter(disallowedSet::contains)
.sorted()
.toList();
}
public static PackageMetaData analyzePackages(Set<ClassFileMetaData> allClasses) {
Set<String> definedPackages = new HashSet<>();
Set<String> referencedPackages = new HashSet<>();
for (ClassFileMetaData metaData : allClasses) {
definedPackages.add(packageName(metaData.getName()));
metaData.getReferencedClasses().forEach(className -> referencedPackages.add(packageName(className)));
}
referencedPackages.removeAll(definedPackages);
return new PackageMetaData(definedPackages, referencedPackages);
}
}
|