com.asakusafw.runtime.util.cache

Interface BatchFileCacheRepository

All Known Implementing Classes:

ConcurrentBatchFileCacheRepository, NullBatchFileCacheRepository

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface BatchFileCacheRepository

Batch processing for FileCacheRepository.

Since:

0.7.0

Method Summary

Modifier and Type	Method and Description
Map<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path>	resolve(List<? extends org.apache.hadoop.fs.Path> files) Put files into remote cache and returns a mapping original files into cached path.

Method Detail

resolve

Map<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path> resolve(List<? extends org.apache.hadoop.fs.Path> files)
                                                          throws IOException,
                                                                 InterruptedException

Put files into remote cache and returns a mapping original files into cached path.

Parameters:

files - the target file paths

Returns:

the resolved mapping original files into cached path; the cached path may be null if this cannot prepare cache for the corresponding original file

Throws:

IOException - if failed to put the file into cache

InterruptedException - if interrupted while resolving cache file