SnapshotInfo (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.conf.Configured
- - org.apache.hadoop.hbase.snapshot.SnapshotInfo

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool
```
@InterfaceAudience.Public
@InterfaceStability.Evolving
public final class SnapshotInfo
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool
```
Tool for dumping snapshot information.
1. Table Descriptor
2. Snapshot creation time, type, format version, ...
3. List of hfiles and wals
4. Stats about hfiles and logs sizes, percentage of shared with the source table, ...

Constructor Summary

Constructors
Constructor and Description

SnapshotInfo()

Constructors
Constructor and Description
`SnapshotInfo()`

Method Summary

Methods
Modifier and Type	Method and Description
`static List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription>`	`getSnapshotList(org.apache.hadoop.conf.Configuration conf)` Returns the list of available snapshots in the specified location
`static org.apache.hadoop.hbase.snapshot.SnapshotInfo.SnapshotStats`	`getSnapshotStats(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription snapshot)` Returns the snapshot stats
`static void`	`main(String[] args)`
`int`	`run(String[] args)`

Methods inherited from class org.apache.hadoop.conf.Configured
getConf, setConf

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.hadoop.conf.Configurable
getConf, setConf

Constructor Detail
- SnapshotInfo
```
public SnapshotInfo()
```

Method Detail

run

public int run(String[] args)
        throws IOException,
               InterruptedException

Specified by:: run in interface org.apache.hadoop.util.Tool
Throws:: IOException; InterruptedException

getSnapshotStats

public static org.apache.hadoop.hbase.snapshot.SnapshotInfo.SnapshotStats getSnapshotStats(org.apache.hadoop.conf.Configuration conf,
                                                                           org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription snapshot)
                                                                                    throws IOException

Returns the snapshot stats

Parameters:: conf - the Configuration to use; snapshot - HBaseProtos.SnapshotDescription to get stats from
Returns:: the snapshot stats
Throws:: IOException

getSnapshotList

public static List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription> getSnapshotList(org.apache.hadoop.conf.Configuration conf)
                                                                                                        throws IOException

Returns the list of available snapshots in the specified location

Parameters:: conf - the Configuration to use
Returns:: the list of snapshots
Throws:: IOException

main

public static void main(String[] args)
                 throws Exception

Throws:: Exception

Class SnapshotInfo

Constructor Summary

Method Summary

Methods inherited from class org.apache.hadoop.conf.Configured

Methods inherited from class java.lang.Object

Methods inherited from interface org.apache.hadoop.conf.Configurable

Constructor Detail

SnapshotInfo

Method Detail

run

getSnapshotStats

getSnapshotList

main