hadoop StagingCommitterConstants 源码
haddop StagingCommitterConstants 代码
文件路径：/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/commit/staging/StagingCommitterConstants.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.s3a.commit.staging;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* Internal staging committer constants.
*/
@InterfaceAudience.Private
@InterfaceStability.Evolving
public final class StagingCommitterConstants {
private StagingCommitterConstants() {
}
/**
* The temporary path for staging data, if not explicitly set.
* By using an unqualified path, this will be qualified to be relative
* to the users' home directory, so protected from access for others.
*/
public static final String FILESYSTEM_TEMP_PATH = "tmp/staging";
/** Name of the root partition :{@value}. */
public static final String TABLE_ROOT = "table_root";
/**
* Filename used under {@code ~/${UUID}} for the staging files.
*/
public static final String STAGING_UPLOADS = "staging-uploads";
}
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