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test/runtime/modules/AccessCheckWorks.java

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  40 public class AccessCheckWorks {
  41 
  42     // Check that a class in a package in module_one can successfully access a
  43     // class in module_two when module_one can read module_two and the class's package
  44     // has been exported.
  45     public static void main(String args[]) throws Throwable {
  46         Object m1x, m2x;
  47 
  48         // Get the java.lang.reflect.Module object for module java.base.
  49         Class jlObject = Class.forName("java.lang.Object");
  50         Object jlObject_jlrM = jlObject.getModule();
  51         assertNotNull(jlObject_jlrM, "jlrModule object of java.lang.Object should not be null");
  52 
  53         // Get the class loader for AccessCheckWorks and assume it's also used to
  54         // load classes p1.c1 and p2.c2.
  55         ClassLoader this_cldr = AccessCheckWorks.class.getClassLoader();
  56 
  57         // Define a module for p1.
  58         m1x = ModuleHelper.ModuleObject("module_one", this_cldr, new String[] { "p1" });
  59         assertNotNull(m1x, "Module should not be null");
  60         ModuleHelper.DefineModule(m1x, "9.0", "m1x/here", new String[] { "p1" });
  61         ModuleHelper.AddReadsModule(m1x, jlObject_jlrM);
  62 
  63         // Define a module for p2.
  64         m2x = ModuleHelper.ModuleObject("module_two", this_cldr, new String[] { "p2" });
  65         assertNotNull(m2x, "Module should not be null");
  66         ModuleHelper.DefineModule(m2x, "9.0", "m2x/there", new String[] { "p2" });
  67         ModuleHelper.AddReadsModule(m2x, jlObject_jlrM);
  68 
  69         // Make package p1 in m1x visible to everyone.
  70         ModuleHelper.AddModuleExportsToAll(m1x, "p1");
  71 
  72         // p1.c1's ctor tries to call a method in p2.c2.  This should work because
  73         // p1's module can read p2's module and p2 is exported to p1's module.
  74         ModuleHelper.AddReadsModule(m1x, m2x);
  75         ModuleHelper.AddModuleExports(m2x, "p2", m1x);
  76         Class p1_c1_class = Class.forName("p1.c1");
  77         p1_c1_class.newInstance();
  78     }
  79 }
  80 


  40 public class AccessCheckWorks {
  41 
  42     // Check that a class in a package in module_one can successfully access a
  43     // class in module_two when module_one can read module_two and the class's package
  44     // has been exported.
  45     public static void main(String args[]) throws Throwable {
  46         Object m1x, m2x;
  47 
  48         // Get the java.lang.reflect.Module object for module java.base.
  49         Class jlObject = Class.forName("java.lang.Object");
  50         Object jlObject_jlrM = jlObject.getModule();
  51         assertNotNull(jlObject_jlrM, "jlrModule object of java.lang.Object should not be null");
  52 
  53         // Get the class loader for AccessCheckWorks and assume it's also used to
  54         // load classes p1.c1 and p2.c2.
  55         ClassLoader this_cldr = AccessCheckWorks.class.getClassLoader();
  56 
  57         // Define a module for p1.
  58         m1x = ModuleHelper.ModuleObject("module_one", this_cldr, new String[] { "p1" });
  59         assertNotNull(m1x, "Module should not be null");
  60         ModuleHelper.DefineModule(m1x, false, "9.0", "m1x/here", new String[] { "p1" });
  61         ModuleHelper.AddReadsModule(m1x, jlObject_jlrM);
  62 
  63         // Define a module for p2.
  64         m2x = ModuleHelper.ModuleObject("module_two", this_cldr, new String[] { "p2" });
  65         assertNotNull(m2x, "Module should not be null");
  66         ModuleHelper.DefineModule(m2x, false, "9.0", "m2x/there", new String[] { "p2" });
  67         ModuleHelper.AddReadsModule(m2x, jlObject_jlrM);
  68 
  69         // Make package p1 in m1x visible to everyone.
  70         ModuleHelper.AddModuleExportsToAll(m1x, "p1");
  71 
  72         // p1.c1's ctor tries to call a method in p2.c2.  This should work because
  73         // p1's module can read p2's module and p2 is exported to p1's module.
  74         ModuleHelper.AddReadsModule(m1x, m2x);
  75         ModuleHelper.AddModuleExports(m2x, "p2", m1x);
  76         Class p1_c1_class = Class.forName("p1.c1");
  77         p1_c1_class.newInstance();
  78     }
  79 }
  80 
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