fe/src/main/java/org/apache/impala/authorization/sentry/ImpalaPrivilegeModel.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.impala.authorization.sentry;

import java.util.Map;

import org.apache.sentry.core.common.BitFieldActionFactory;
import org.apache.sentry.core.common.ImplyMethodType;
import org.apache.sentry.core.model.db.HivePrivilegeModel;
import org.apache.sentry.core.common.Model;

/**
 * Delegates to HivePrivilegeModel for getImplyMethodMap(), but
 * uses Impala's BitFieldActionFactory implementation.
 */
public class ImpalaPrivilegeModel implements Model {
  public static final ImpalaPrivilegeModel INSTANCE = new ImpalaPrivilegeModel();
  private final ImpalaActionFactory actionFactory = new ImpalaActionFactory();

  @Override
  public Map<String, ImplyMethodType> getImplyMethodMap() {
    return HivePrivilegeModel.getInstance().getImplyMethodMap();
  }

  @Override
  public BitFieldActionFactory getBitFieldActionFactory() {
    return actionFactory;
  }
}