kafka PluginType 源码

2022-10-20
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kafka PluginType 代码

文件路径：/connect/runtime/src/main/java/org/apache/kafka/connect/runtime/isolation/PluginType.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.kafka.connect.runtime.isolation;

import org.apache.kafka.common.config.provider.ConfigProvider;
import org.apache.kafka.connect.connector.policy.ConnectorClientConfigOverridePolicy;
import org.apache.kafka.connect.rest.ConnectRestExtension;
import org.apache.kafka.connect.sink.SinkConnector;
import org.apache.kafka.connect.source.SourceConnector;
import org.apache.kafka.connect.storage.Converter;
import org.apache.kafka.connect.storage.HeaderConverter;
import org.apache.kafka.connect.transforms.Transformation;
import org.apache.kafka.connect.transforms.predicates.Predicate;

import java.util.Locale;

public enum PluginType {
    SOURCE(SourceConnector.class),
    SINK(SinkConnector.class),
    CONVERTER(Converter.class),
    HEADER_CONVERTER(HeaderConverter.class),
    TRANSFORMATION(Transformation.class),
    PREDICATE(Predicate.class),
    CONFIGPROVIDER(ConfigProvider.class),
    REST_EXTENSION(ConnectRestExtension.class),
    CONNECTOR_CLIENT_CONFIG_OVERRIDE_POLICY(ConnectorClientConfigOverridePolicy.class),
    UNKNOWN(Object.class);

    private final Class<?> klass;

    PluginType(Class<?> klass) {
        this.klass = klass;
    }

    public static PluginType from(Class<?> klass) {
        for (PluginType type : PluginType.values()) {
            if (type.klass.isAssignableFrom(klass)) {
                return type;
            }
        }
        return UNKNOWN;
    }

    public String simpleName() {
        return klass.getSimpleName();
    }

    @Override
    public String toString() {
        return super.toString().toLowerCase(Locale.ROOT);
    }
}

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本文标签： 大数据
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