spark CLIServiceClient 源码
spark CLIServiceClient 代码
文件路径：/sql/hive-thriftserver/src/main/java/org/apache/hive/service/cli/CLIServiceClient.java
/*
* 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.hive.service.cli;
import java.util.Collections;
import org.apache.hive.service.auth.HiveAuthFactory;
import org.apache.hive.service.rpc.thrift.TRowSet;
/**
* CLIServiceClient.
*
*/
public abstract class CLIServiceClient implements ICLIService {
private static final long DEFAULT_MAX_ROWS = 1000;
public SessionHandle openSession(String username, String password)
throws HiveSQLException {
return openSession(username, password, Collections.<String, String>emptyMap());
}
@Override
public TRowSet fetchResults(OperationHandle opHandle) throws HiveSQLException {
// TODO: provide STATIC default value
return fetchResults(opHandle, FetchOrientation.FETCH_NEXT, DEFAULT_MAX_ROWS, FetchType.QUERY_OUTPUT);
}
@Override
public abstract String getDelegationToken(SessionHandle sessionHandle, HiveAuthFactory authFactory,
String owner, String renewer) throws HiveSQLException;
@Override
public abstract void cancelDelegationToken(SessionHandle sessionHandle, HiveAuthFactory authFactory,
String tokenStr) throws HiveSQLException;
@Override
public abstract void renewDelegationToken(SessionHandle sessionHandle, HiveAuthFactory authFactory,
String tokenStr) throws HiveSQLException;
}
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