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Kafka Compatible Schema Registry

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/**
 * 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.streamnative.pulsar.handlers.kop.schemaregistry;

import io.netty.handler.codec.http.FullHttpRequest;
import io.streamnative.pulsar.handlers.kop.schemaregistry.model.impl.SchemaStorageException;

/**
 * Authenticates an HTTP Request for the Schema Registry.
 */
public interface SchemaRegistryRequestAuthenticator {

    /**
     * Validates the HTTP Request.
     * @param request
     * @return a tenant name in case of valid request
     * @throws Exception in case of authentication failure or other system error
     */
    String authenticate(FullHttpRequest request) throws SchemaStorageException;

}