StoreUtils (Apache HBase 1.4.11 API)

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java.lang.Object
- org.apache.hadoop.hbase.regionserver.StoreUtils

@InterfaceAudience.Private
public class StoreUtils
extends Object

Utility functions for region server storage layer.

Constructor Summary

Constructors
Constructor and Description

StoreUtils()

Method Summary

Methods
Modifier and Type	Method and Description
`static Integer`	`getDeterministicRandomSeed(Collection<StoreFile> files)` Creates a deterministic hash code for store file collection.
`static long`	`getLowestTimestamp(Collection<StoreFile> candidates)` Gets lowest timestamp from candidate StoreFiles
`static boolean`	`hasReferences(Collection<StoreFile> files)` Determines whether any files in the collection are references.

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

- Constructor Detail
  - StoreUtils
```
public StoreUtils()
```
- Method Detail
  - getDeterministicRandomSeed
```
public static Integer getDeterministicRandomSeed(Collection<StoreFile> files)
```
    Creates a deterministic hash code for store file collection.
  - hasReferences
```
public static boolean hasReferences(Collection<StoreFile> files)
```
    Determines whether any files in the collection are references.
    
    Parameters:
    files - The files.
  - getLowestTimestamp
```
public static long getLowestTimestamp(Collection<StoreFile> candidates)
                               throws IOException
```
    Gets lowest timestamp from candidate StoreFiles
    
    Throws:
    
    IOException

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