Popular Software (Premium Edition)/mycd.iso/INTERNET/NETSCAP4.06/CP32E406.EXE/nav40.z/java40.jar/netscape/softupdate/Registry.class

Java Class File | 1998-08-13 | 4.0 KB | 175 lines

package netscape.softupdate;

import java.util.Enumeration;
import netscape.security.Principal;
import netscape.security.PrivilegeManager;

public final class Registry implements RegistryErrors {
   protected static final int ROOTKEY_USERS = 1;
   protected static final int ROOTKEY_COMMON = 2;
   protected static final int ROOTKEY_CURRENT_USER = 3;
   protected static final int ROOTKEY_PRIVATE = 4;
   protected static final int ROOTKEY = 32;
   protected static final int ROOTKEY_VERSIONS = 33;
   protected static final int PRIVATE_KEY_COMMON = -2;
   protected static final int PRIVATE_KEY_USER = -3;
   protected static final int ENUM_NORMAL = 0;
   protected static final int ENUM_DESCEND = 1;
   public static final int TYPE_STRING = 17;
   public static final int TYPE_INT_ARRAY = 18;
   public static final int TYPE_BYTES = 19;
   private static final String PRIVATE = "PrivateRegistryAccess";
   private static final String STANDARD = "StandardRegistryAccess";
   private static final String ADMIN = "AdministratorRegistryAccess";
   private int hReg;
   private String regName;
   private String username;

   public Registry() throws RegistryException {
      this("");
   }

   private Registry(String var1) throws RegistryException {
      this.regName = var1;
      PrivilegeManager.checkPrivilegeEnabled("PrivateRegistryAccess");
      int var2 = this.nOpen();
      if (var2 != 0) {
         throw new RegistryException(var2);
      }
   }

   public RegistryNode addNode(RegistryNode var1, String var2) throws RegistryException {
      int var3;
      String var4;
      if (var1 == null) {
         var4 = "AdministratorRegistryAccess";
         var3 = 32;
      } else {
         var4 = var1.getTarget();
         var3 = var1.getKey();
      }

      PrivilegeManager.checkPrivilegeEnabled(var4);
      int var5 = this.nAddKey(var3, var2);
      if (var5 != 0) {
         throw new RegistryException(var5);
      } else {
         return this.nGetKey(var3, var2, var4);
      }
   }

   public void deleteNode(RegistryNode var1, String var2) throws RegistryException {
      int var3;
      String var4;
      if (var1 == null) {
         var4 = "AdministratorRegistryAccess";
         var3 = 32;
      } else {
         var4 = var1.getTarget();
         var3 = var1.getKey();
      }

      PrivilegeManager.checkPrivilegeEnabled(var4);
      int var5 = this.nDeleteKey(var3, var2);
      if (var5 != 0) {
         throw new RegistryException(var5);
      }
   }

   public RegistryNode getNode(RegistryNode var1, String var2) throws RegistryException {
      int var3;
      String var4;
      if (var1 == null) {
         var4 = "AdministratorRegistryAccess";
         var3 = 32;
      } else {
         var4 = var1.getTarget();
         var3 = var1.getKey();
      }

      PrivilegeManager.checkPrivilegeEnabled(var4);
      return this.nGetKey(var3, var2, var4);
   }

   public Enumeration children(RegistryNode var1, String var2) throws RegistryException {
      RegistryNode var3 = this.getNode(var1, var2);
      return new RegKeyEnumerator(this, var3.getKey(), 0, var3.getTarget());
   }

   public Enumeration subtree(RegistryNode var1, String var2) throws RegistryException {
      RegistryNode var3 = this.getNode(var1, var2);
      return new RegKeyEnumerator(this, var3.getKey(), 1, var3.getTarget());
   }

   public RegistryNode getSharedNode() throws RegistryException {
      PrivilegeManager.checkPrivilegeEnabled("StandardRegistryAccess");
      return this.nGetKey(2, "", "StandardRegistryAccess");
   }

   public RegistryNode getSharedUserNode() throws RegistryException {
      PrivilegeManager.checkPrivilegeEnabled("StandardRegistryAccess");
      return this.nGetKey(3, "", "StandardRegistryAccess");
   }

   public RegistryNode getPrivateNode() throws RegistryException {
      PrivilegeManager.checkPrivilegeEnabled("PrivateRegistryAccess");
      Principal[] var1 = PrivilegeManager.getPrivilegeManager().getClassPrincipalsFromStack(1);
      if (var1 == null) {
         System.out.println("Registry called without principals");
         throw new NullPointerException("Registry called without principals");
      } else {
         String var2 = "/" + var1[0].getFingerPrint() + "/Common";
         int var3 = this.nAddKey(4, var2);
         if (var3 != 0) {
            throw new RegistryException(var3);
         } else {
            return this.nGetKey(4, var2, "PrivateRegistryAccess");
         }
      }
   }

   public RegistryNode getPrivateUserNode() throws RegistryException {
      PrivilegeManager.checkPrivilegeEnabled("PrivateRegistryAccess");
      Principal[] var1 = PrivilegeManager.getPrivilegeManager().getClassPrincipalsFromStack(1);
      if (var1 == null) {
         System.out.println("Registry called without principals");
         throw new NullPointerException("Registry called without principals");
      } else {
         String var2 = "/" + var1[0].getFingerPrint() + "/Users/" + this.userName();
         int var3 = this.nAddKey(4, var2);
         if (var3 != 0) {
            throw new RegistryException(var3);
         } else {
            return this.nGetKey(4, var2, "PrivateRegistryAccess");
         }
      }
   }

   protected void finalize() throws Throwable {
      if (this.hReg != 0) {
         this.nClose();
      }

   }

   private String userName() {
      if (this.username == null) {
         this.username = this.nUserName();
      }

      return this.username;
   }

   private native int nOpen();

   private native int nClose();

   private native int nAddKey(int var1, String var2);

   private native int nDeleteKey(int var1, String var2);

   private native RegistryNode nGetKey(int var1, String var2, String var3);

   private native String nUserName();
}