org.ecoinformatics.seek.dataquery

Class DBTableNameResolver

java.lang.Object

org.ecoinformatics.seek.dataquery.DBTableNameResolver

public class DBTableNameResolver
extends java.lang.Object

This class will try to generate a unique table name base on a given TableEntity object.

Author:

Jing Tao

Constructor Summary

Constructors

Constructor and Description
DBTableNameResolver()

Method Summary

Modifier and Type	Method and Description
Entity	resolveTableName(Entity table) If the url in this TableEntity is null, we will use the TableEntity name as url.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DBTableNameResolver

public DBTableNameResolver()

Method Detail

resolveTableName

public Entity resolveTableName(Entity table)
                        throws java.sql.SQLException,
                               java.lang.ClassNotFoundException

If the url in this TableEntity is null, we will use the TableEntity name as url. First we will check if the url is already in the system table which store the url and table mapping. If the url already existed, the table name will be set as the table name stored in system table. If the url doesn't exited, the hashcode of this url (add profix "T") as table name.

Parameters:

table - TableEntity

Returns:

TableEntity

Throws:

java.sql.SQLException

java.lang.ClassNotFoundException