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Add configuration option to control the JMX base name
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presto-hive/src/main/java/io/prestosql/plugin/hive/ConnectorObjectNameGeneratorModule.java
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|---|---|---|
| @@ -0,0 +1,117 @@ | ||
| /* | ||
| * Licensed 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 io.prestosql.plugin.hive; | ||
|
|
||
| import com.google.common.collect.ImmutableMap; | ||
| import com.google.inject.Binder; | ||
| import com.google.inject.Module; | ||
| import com.google.inject.Provides; | ||
| import io.airlift.configuration.Config; | ||
| import org.weakref.jmx.ObjectNameBuilder; | ||
| import org.weakref.jmx.ObjectNameGenerator; | ||
|
|
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| import java.util.Map; | ||
|
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| import static com.google.common.base.MoreObjects.firstNonNull; | ||
| import static io.airlift.configuration.ConfigBinder.configBinder; | ||
| import static java.util.Objects.requireNonNull; | ||
|
|
||
| // Note: There are multiple copies of this class in the codebase. If you change one you, should change them all. | ||
| public class ConnectorObjectNameGeneratorModule | ||
| implements Module | ||
| { | ||
| private static final String CONNECTOR_PACKAGE_NAME = "io.prestosql.plugin.hive"; | ||
| private static final String DEFAULT_DOMAIN_BASE = "presto.plugin.hive"; | ||
|
|
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| private final String catalogName; | ||
|
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| public ConnectorObjectNameGeneratorModule(String catalogName) | ||
| { | ||
| this.catalogName = requireNonNull(catalogName, "catalogName is null"); | ||
| } | ||
|
|
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| @Override | ||
| public void configure(Binder binder) | ||
| { | ||
| configBinder(binder).bindConfig(ConnectorObjectNameGeneratorConfig.class); | ||
| } | ||
|
|
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| @Provides | ||
| ObjectNameGenerator createPrefixObjectNameGenerator(ConnectorObjectNameGeneratorConfig config) | ||
| { | ||
| String domainBase = firstNonNull(config.getDomainBase(), DEFAULT_DOMAIN_BASE); | ||
| return new ConnectorObjectNameGenerator(domainBase, catalogName); | ||
| } | ||
|
|
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| public static class ConnectorObjectNameGeneratorConfig | ||
| { | ||
| private String domainBase; | ||
|
|
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| public String getDomainBase() | ||
| { | ||
| return domainBase; | ||
| } | ||
|
|
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| @Config("jmx.base-name") | ||
| public ConnectorObjectNameGeneratorConfig setDomainBase(String domainBase) | ||
| { | ||
| this.domainBase = domainBase; | ||
| return this; | ||
| } | ||
| } | ||
|
|
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| public static final class ConnectorObjectNameGenerator | ||
| implements ObjectNameGenerator | ||
| { | ||
| private final String domainBase; | ||
| private final String catalogName; | ||
|
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| public ConnectorObjectNameGenerator(String domainBase, String catalogName) | ||
| { | ||
| this.domainBase = domainBase; | ||
| this.catalogName = catalogName; | ||
| } | ||
|
|
||
| @Override | ||
| public String generatedNameOf(Class<?> type) | ||
| { | ||
| return new ObjectNameBuilder(toDomain(type)) | ||
| .withProperties(ImmutableMap.<String, String>builder() | ||
| .put("type", type.getSimpleName()) | ||
| .put("name", catalogName) | ||
| .build()) | ||
| .build(); | ||
| } | ||
|
|
||
| @Override | ||
| public String generatedNameOf(Class<?> type, Map<String, String> properties) | ||
| { | ||
| return new ObjectNameBuilder(toDomain(type)) | ||
| .withProperties(ImmutableMap.<String, String>builder() | ||
| .putAll(properties) | ||
| .put("catalog", catalogName) | ||
| .build()) | ||
| .build(); | ||
| } | ||
|
|
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| private String toDomain(Class<?> type) | ||
| { | ||
| String domain = type.getPackage().getName(); | ||
| if (domain.startsWith(CONNECTOR_PACKAGE_NAME)) { | ||
| domain = domainBase + domain.substring(CONNECTOR_PACKAGE_NAME.length()); | ||
| } | ||
| return domain; | ||
| } | ||
| } | ||
| } |
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