Package org.apache.hadoop.hbase.wal
Interface AbstractFSWALProvider.Initializer
- All Known Implementing Classes:
AbstractProtobufWALReader
,ProtobufWALStreamReader
,ProtobufWALTailingReader
- Enclosing class:
- AbstractFSWALProvider<T extends AbstractFSWAL<?>>
public static interface AbstractFSWALProvider.Initializer
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Method Summary
Modifier and TypeMethodDescriptionvoid
init
(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.conf.Configuration c, long startPosition) A method to initialize a WAL reader.
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Method Details
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init
void init(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.conf.Configuration c, long startPosition) throws IOException A method to initialize a WAL reader.- Parameters:
startPosition
- the start position you want to read from, -1 means start reading from the first WAL entry. Notice that, the first entry is not started at position as we have several headers, so typically you should not pass 0 here.- Throws:
IOException
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