org.apache.hadoop.hbase.client.NoOpRetryableCallerInterceptor Maven / Gradle / Ivy
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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.
*/
package org.apache.hadoop.hbase.client;
import java.io.IOException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.exceptions.PreemptiveFastFailException;
import org.apache.yetus.audience.InterfaceAudience;
/**
* Class that acts as a NoOpInterceptor. This class is used in case the RetryingCallerInterceptor
* was not configured correctly or an RetryingCallerInterceptor was never configured in the first
* place.
*/
@InterfaceAudience.Private
class NoOpRetryableCallerInterceptor extends RetryingCallerInterceptor {
private static final RetryingCallerInterceptorContext NO_OP_CONTEXT =
new NoOpRetryingInterceptorContext();
public NoOpRetryableCallerInterceptor() {
}
public NoOpRetryableCallerInterceptor(Configuration conf) {
super();
}
@Override
public void intercept(RetryingCallerInterceptorContext abstractRetryingCallerInterceptorContext)
throws PreemptiveFastFailException {
}
@Override
public void handleFailure(RetryingCallerInterceptorContext context, Throwable t)
throws IOException {
}
@Override
public void updateFailureInfo(RetryingCallerInterceptorContext context) {
}
@Override
public RetryingCallerInterceptorContext createEmptyContext() {
return NO_OP_CONTEXT;
}
@Override
public String toString() {
return "NoOpRetryableCallerInterceptor";
}
}