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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package org.apache.impala.authorization.sentry;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
import com.google.common.collect.Lists;
import org.apache.impala.authorization.Authorizable;
import org.apache.sentry.core.model.db.DBModelAuthorizable;
import java.util.List;
/**
* Class used to authorize access to a Function for Sentry.
*/
public class SentryAuthorizableFn extends SentryAuthorizable {
private final String fnName_;
private final org.apache.sentry.core.model.db.Database database_;
public SentryAuthorizableFn(String dbName, String fnName) {
Preconditions.checkArgument(!Strings.isNullOrEmpty(dbName));
Preconditions.checkArgument(!Strings.isNullOrEmpty(fnName));
database_ = new org.apache.sentry.core.model.db.Database(dbName);
fnName_ = fnName;
}
@Override
public List<Authorizable> getAuthorizableHierarchy() {
return Lists.newArrayList(new SentryAuthorizableDb(database_.getName()));
}
@Override
public String getName() { return database_.getName() + "." + fnName_; }
@Override
public Type getType() { return Type.FUNCTION; }
@Override
public String getDbName() { return database_.getName(); }
@Override
public String getFnName() { return fnName_; }
@Override
public DBModelAuthorizable getDBModelAuthorizable() { return database_; }
}