org.infinispan.xsite.SecurityActions Maven / Gradle / Ivy

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Infinispan Embedded All-in-One module

There is a newer version: 9.1.7.Final

package org.infinispan.xsite;

import java.security.AccessController;
import java.security.PrivilegedAction;

import org.infinispan.AdvancedCache;
import org.infinispan.Cache;
import org.infinispan.factories.ComponentRegistry;
import org.infinispan.security.Security;
import org.infinispan.security.actions.GetCacheComponentRegistryAction;
import org.infinispan.security.impl.SecureCacheImpl;

/**
 * SecurityActions for the org.infinispan.xsite package.
 *
 * Do not move. Do not change class and method visibility to avoid being called from other
 * {@link java.security.CodeSource}s, thus granting privilege escalation to external code.
 *
 * @author vjuranek
 * @since 9.0
 */
final class SecurityActions {
   private static  T doPrivileged(PrivilegedAction action) {
      if (System.getSecurityManager() != null) {
         return AccessController.doPrivileged(action);
      } else {
         return Security.doPrivileged(action);
      }
   }

   static ComponentRegistry getCacheComponentRegistry(final AdvancedCache cache) {
      GetCacheComponentRegistryAction action = new GetCacheComponentRegistryAction(cache);
      return doPrivileged(action);
   }

   static  Cache getUnwrappedCache(final Cache cache) {
      if (cache instanceof SecureCacheImpl) {
         return doPrivileged(() ->  ((SecureCacheImpl)cache).getDelegate() );
      } else {
         return cache;
      }
   }
}