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[Hive] HiveCatalog support hive 1.x (apache#2354)
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...mon-hive-catalog/src/main/java/org/apache/paimon/hive/RetryingMetaStoreClientFactory.java
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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. | ||
| */ | ||
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| package org.apache.paimon.hive; | ||
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| import org.apache.paimon.shade.guava30.com.google.common.collect.ImmutableMap; | ||
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| import org.apache.hadoop.conf.Configuration; | ||
| import org.apache.hadoop.hive.conf.HiveConf; | ||
| import org.apache.hadoop.hive.metastore.HiveMetaHookLoader; | ||
| import org.apache.hadoop.hive.metastore.HiveMetaStoreClient; | ||
| import org.apache.hadoop.hive.metastore.IMetaStoreClient; | ||
| import org.apache.hadoop.hive.metastore.RetryingMetaStoreClient; | ||
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| import java.lang.reflect.InvocationTargetException; | ||
| import java.lang.reflect.Method; | ||
| import java.util.LinkedHashMap; | ||
| import java.util.Map; | ||
| import java.util.Map.Entry; | ||
| import java.util.concurrent.ConcurrentHashMap; | ||
|
|
||
| import static org.apache.paimon.utils.StringUtils.isNullOrWhitespaceOnly; | ||
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| /** Factory to create {@link RetryingMetaStoreClient}. */ | ||
| public class RetryingMetaStoreClientFactory { | ||
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| private static final Map<Class<?>[], HiveMetastoreProxySupplier> PROXY_SUPPLIERS = | ||
| ImmutableMap.<Class<?>[], HiveMetastoreProxySupplier>builder() | ||
| // for hive 1.x | ||
| .put( | ||
| new Class<?>[] { | ||
| HiveConf.class, | ||
| HiveMetaHookLoader.class, | ||
| ConcurrentHashMap.class, | ||
| String.class | ||
| }, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) | ||
| getProxyMethod.invoke( | ||
| null, | ||
| hiveConf, | ||
| (HiveMetaHookLoader) (tbl -> null), | ||
| new ConcurrentHashMap<>(), | ||
| clientClassName)) | ||
| // for hive 2.x | ||
| .put( | ||
| new Class<?>[] { | ||
| HiveConf.class, | ||
| HiveMetaHookLoader.class, | ||
| ConcurrentHashMap.class, | ||
| String.class, | ||
| Boolean.TYPE | ||
| }, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) | ||
| getProxyMethod.invoke( | ||
| null, | ||
| hiveConf, | ||
| (HiveMetaHookLoader) (tbl -> null), | ||
| new ConcurrentHashMap<>(), | ||
| clientClassName, | ||
| true)) | ||
| // for hive 3.x | ||
| .put( | ||
| new Class<?>[] { | ||
| Configuration.class, | ||
| HiveMetaHookLoader.class, | ||
| ConcurrentHashMap.class, | ||
| String.class, | ||
| Boolean.TYPE | ||
| }, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) | ||
| getProxyMethod.invoke( | ||
| null, | ||
| hiveConf, | ||
| (HiveMetaHookLoader) (tbl -> null), | ||
| new ConcurrentHashMap<>(), | ||
| clientClassName, | ||
| true)) | ||
| .build(); | ||
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| // If clientClassName is HiveMetaStoreClient, | ||
| // we can revert to the simplest creation method, | ||
| // which allows us to use shaded Hive packages to avoid dependency conflicts, | ||
| // such as using apache-hive2.jar in Presto and Trino. | ||
| private static final Map<Class<?>[], HiveMetastoreProxySupplier> PROXY_SUPPLIERS_SHADED = | ||
| ImmutableMap.<Class<?>[], HiveMetastoreProxySupplier>builder() | ||
| .put( | ||
| new Class<?>[] {HiveConf.class}, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) getProxyMethod.invoke(null, hiveConf)) | ||
| .put( | ||
| new Class<?>[] {HiveConf.class, Boolean.TYPE}, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) getProxyMethod.invoke(null, hiveConf, true)) | ||
| .put( | ||
| new Class<?>[] {Configuration.class, Boolean.TYPE}, | ||
| (getProxyMethod, hiveConf, clientClassName) -> | ||
| (IMetaStoreClient) getProxyMethod.invoke(null, hiveConf, true)) | ||
| .build(); | ||
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| public IMetaStoreClient createClient(HiveConf hiveConf, String clientClassName) { | ||
| Method getProxy = null; | ||
| HiveMetastoreProxySupplier supplier = null; | ||
| RuntimeException methodNotFound = | ||
| new RuntimeException( | ||
| "Failed to find desired getProxy method from RetryingMetaStoreClient"); | ||
| Map<Class<?>[], HiveMetastoreProxySupplier> suppliers = | ||
| new LinkedHashMap<>(PROXY_SUPPLIERS); | ||
| if (HiveMetaStoreClient.class.getName().equals(clientClassName)) { | ||
| suppliers.putAll(PROXY_SUPPLIERS_SHADED); | ||
| } | ||
| for (Entry<Class<?>[], HiveMetastoreProxySupplier> entry : suppliers.entrySet()) { | ||
| Class<?>[] classes = entry.getKey(); | ||
| try { | ||
| getProxy = RetryingMetaStoreClient.class.getMethod("getProxy", classes); | ||
| supplier = entry.getValue(); | ||
| } catch (NoSuchMethodException e) { | ||
| methodNotFound.addSuppressed(e); | ||
| } | ||
| } | ||
| if (getProxy == null) { | ||
| throw methodNotFound; | ||
| } | ||
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| IMetaStoreClient client; | ||
| try { | ||
| client = supplier.get(getProxy, hiveConf, clientClassName); | ||
| } catch (Exception e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| return isNullOrWhitespaceOnly(hiveConf.get(HiveConf.ConfVars.METASTOREURIS.varname)) | ||
| ? client | ||
| : HiveMetaStoreClient.newSynchronizedClient(client); | ||
| } | ||
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| /** Function interface for creating hive metastore proxy. */ | ||
| public interface HiveMetastoreProxySupplier { | ||
| IMetaStoreClient get(Method getProxyMethod, Configuration conf, String clientClassName) | ||
| throws IllegalAccessException, IllegalArgumentException, InvocationTargetException; | ||
| } | ||
| } |