hadoop AbfsClientContextBuilder 源码
haddop AbfsClientContextBuilder 代码
文件路径：/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsClientContextBuilder.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.hadoop.fs.azurebfs.services;
/**
* A builder for AbfsClientContext class with different options to select and
* build from.
*/
public class AbfsClientContextBuilder {
private ExponentialRetryPolicy exponentialRetryPolicy;
private AbfsPerfTracker abfsPerfTracker;
private AbfsCounters abfsCounters;
public AbfsClientContextBuilder withExponentialRetryPolicy(
final ExponentialRetryPolicy exponentialRetryPolicy) {
this.exponentialRetryPolicy = exponentialRetryPolicy;
return this;
}
public AbfsClientContextBuilder withAbfsPerfTracker(
final AbfsPerfTracker abfsPerfTracker) {
this.abfsPerfTracker = abfsPerfTracker;
return this;
}
public AbfsClientContextBuilder withAbfsCounters(final AbfsCounters abfsCounters) {
this.abfsCounters = abfsCounters;
return this;
}
/**
* Build the context and get the instance with the properties selected.
*
* @return an instance of AbfsClientContext.
*/
public AbfsClientContext build() {
//validate the values
return new AbfsClientContext(exponentialRetryPolicy, abfsPerfTracker,
abfsCounters);
}
}
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