org.pentaho.di.core

Class DBCacheEntry

java.lang.Object

org.pentaho.di.core.DBCacheEntry

public class DBCacheEntry
extends Object

This class represents a single entry in a database cache. A single entry in this case usually means: a single SQL query.

Since:

15-01-04

Author:

Matt

Constructor Summary

Constructors

Constructor and Description
DBCacheEntry()
DBCacheEntry(DataInputStream dis) Read the data for this Cache entry from a data input stream
DBCacheEntry(String dbname, String sql)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
boolean	sameDB(String otherDb)
boolean	write(DataOutputStream dos) Write the data for this Cache entry to a data output stream

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DBCacheEntry

public DBCacheEntry(String dbname,
                    String sql)

DBCacheEntry

public DBCacheEntry()

DBCacheEntry

public DBCacheEntry(DataInputStream dis)
             throws KettleFileException

Read the data for this Cache entry from a data input stream

Parameters:

dis - The DataInputStream to read this entry from.

Throws:

KettleFileException - if the cache can't be read from disk when it should be able to. If the cache file doesn't exists, no exception is thrown

Method Detail

sameDB

public boolean sameDB(String otherDb)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

write

public boolean write(DataOutputStream dos)

Write the data for this Cache entry to a data output stream

Parameters:

dos - The DataOutputStream to write this entry to.

Returns:

True if all went well, false if an error occured!