45 import java.util.Map; |
45 import java.util.Map; |
46 import java.util.Set; |
46 import java.util.Set; |
47 import myloaders.MyDiffClassLoader; |
47 import myloaders.MyDiffClassLoader; |
48 |
48 |
49 // |
49 // |
50 // ClassLoader1 --> defines m1 --> packages p1 |
50 // ClassLoader1 --> defines m1x --> packages p1 |
51 // ClassLoader2 --> defines m2 --> packages p2 |
51 // ClassLoader2 --> defines m2x --> packages p2 |
52 // |
52 // |
53 // m1 can read m2 |
53 // m1x can read m2x |
54 // package p2 in m2 is exported to m1 |
54 // package p2 in m2x is exported to m1x |
55 // |
55 // |
56 // class p1.c1 defined in m1 tries to access p2.c2 defined in m2 |
56 // class p1.c1 defined in m1x tries to access p2.c2 defined in m2x |
57 // Access allowed since m1 can read m2 and package p2 is exported |
57 // Access allowed since m1x can read m2x and package p2 is exported |
58 // unqualifiedly. |
58 // unqualifiedly. |
59 // |
59 // |
60 public class DiffCL_ExpUnqual { |
60 public class DiffCL_ExpUnqual { |
61 |
61 |
62 // Create a Layer over the boot layer. |
62 // Create a Layer over the boot layer. |
63 // Define modules within this layer to test access between |
63 // Define modules within this layer to test access between |
64 // publically defined classes within packages of those modules. |
64 // publically defined classes within packages of those modules. |
65 public void createLayerOnBoot() throws Throwable { |
65 public void createLayerOnBoot() throws Throwable { |
66 |
66 |
67 // Define module: m1 |
67 // Define module: m1x |
68 // Can read: java.base, m2 |
68 // Can read: java.base, m2x |
69 // Packages: p1 |
69 // Packages: p1 |
70 // Packages exported: p1 is exported unqualifiedly |
70 // Packages exported: p1 is exported unqualifiedly |
71 ModuleDescriptor descriptor_m1 = |
71 ModuleDescriptor descriptor_m1x = |
72 ModuleDescriptor.module("m1") |
72 ModuleDescriptor.newModule("m1x") |
73 .requires("java.base") |
73 .requires("java.base") |
74 .requires("m2") |
74 .requires("m2x") |
75 .exports("p1") |
75 .exports("p1") |
76 .build(); |
76 .build(); |
77 |
77 |
78 // Define module: m2 |
78 // Define module: m2x |
79 // Can read: java.base |
79 // Can read: java.base |
80 // Packages: p2 |
80 // Packages: p2 |
81 // Packages exported: package p2 is exported to m1 |
81 // Packages exported: package p2 is exported to m1x |
82 ModuleDescriptor descriptor_m2 = |
82 ModuleDescriptor descriptor_m2x = |
83 ModuleDescriptor.module("m2") |
83 ModuleDescriptor.newModule("m2x") |
84 .requires("java.base") |
84 .requires("java.base") |
85 .exports("p2") |
85 .exports("p2") |
86 .build(); |
86 .build(); |
87 |
87 |
88 // Set up a ModuleFinder containing all modules for this layer. |
88 // Set up a ModuleFinder containing all modules for this layer. |
89 ModuleFinder finder = ModuleLibrary.of(descriptor_m1, descriptor_m2); |
89 ModuleFinder finder = ModuleLibrary.of(descriptor_m1x, descriptor_m2x); |
90 |
90 |
91 // Resolves "m1" |
91 // Resolves "m1x" |
92 Configuration cf = Layer.boot() |
92 Configuration cf = Layer.boot() |
93 .configuration() |
93 .configuration() |
94 .resolveRequires(finder, ModuleFinder.of(), Set.of("m1")); |
94 .resolve(finder, ModuleFinder.of(), Set.of("m1x")); |
95 |
95 |
96 // map each module to differing class loaders for this test |
96 // map each module to differing class loaders for this test |
97 Map<String, ClassLoader> map = new HashMap<>(); |
97 Map<String, ClassLoader> map = new HashMap<>(); |
98 map.put("m1", MyDiffClassLoader.loader1); |
98 map.put("m1x", MyDiffClassLoader.loader1); |
99 map.put("m2", MyDiffClassLoader.loader2); |
99 map.put("m2x", MyDiffClassLoader.loader2); |
100 |
100 |
101 // Create Layer that contains m1 & m2 |
101 // Create Layer that contains m1x & m2x |
102 Layer layer = Layer.boot().defineModules(cf, map::get); |
102 Layer layer = Layer.boot().defineModules(cf, map::get); |
103 |
103 |
104 assertTrue(layer.findLoader("m1") == MyDiffClassLoader.loader1); |
104 assertTrue(layer.findLoader("m1x") == MyDiffClassLoader.loader1); |
105 assertTrue(layer.findLoader("m2") == MyDiffClassLoader.loader2); |
105 assertTrue(layer.findLoader("m2x") == MyDiffClassLoader.loader2); |
106 assertTrue(layer.findLoader("java.base") == null); |
106 assertTrue(layer.findLoader("java.base") == null); |
107 |
107 |
108 // now use the same loader to load class p1.c1 |
108 // now use the same loader to load class p1.c1 |
109 Class p1_c1_class = MyDiffClassLoader.loader1.loadClass("p1.c1"); |
109 Class p1_c1_class = MyDiffClassLoader.loader1.loadClass("p1.c1"); |
110 try { |
110 try { |
111 p1_c1_class.newInstance(); |
111 p1_c1_class.newInstance(); |
112 } catch (IllegalAccessError e) { |
112 } catch (IllegalAccessError e) { |
113 throw new RuntimeException("Test Failed, an IAE should not be thrown since p2 is exported qualifiedly to m1"); |
113 throw new RuntimeException("Test Failed, an IAE should not be thrown since p2 is exported qualifiedly to m1x"); |
114 } |
114 } |
115 } |
115 } |
116 |
116 |
117 public static void main(String args[]) throws Throwable { |
117 public static void main(String args[]) throws Throwable { |
118 DiffCL_ExpUnqual test = new DiffCL_ExpUnqual(); |
118 DiffCL_ExpUnqual test = new DiffCL_ExpUnqual(); |