org.geotools.jdbc

Class PrimaryKeyFinder

Object

PrimaryKeyFinder

Direct Known Subclasses:

CompositePrimaryKeyFinder, HeuristicPrimaryKeyFinder, MetadataTablePrimaryKeyFinder

public abstract class PrimaryKeyFinder
extends Object

A strategy object used by the JDBCDataStore to determine the PrimaryKey for a certain FeatureType

Author:

Andrea Aime - OpenGeo

Constructor Summary

Constructors

Constructor and Description
PrimaryKeyFinder()

Method Summary

Modifier and Type	Method and Description
abstract PrimaryKey	getPrimaryKey(JDBCDataStore store, String schema, String table, Connection cx) Returns the PrimaryKey, or null if a specific type could not be determined (the datastore will fall back on NullPrimaryKey in that case.

Methods inherited from class Object

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

Constructor Detail

PrimaryKeyFinder

public PrimaryKeyFinder()

Method Detail

getPrimaryKey

public abstract PrimaryKey getPrimaryKey(JDBCDataStore store,
                                         String schema,
                                         String table,
                                         Connection cx)
                                  throws SQLException

Returns the PrimaryKey, or null if a specific type could not be determined (the datastore will fall back on NullPrimaryKey in that case. It is advised to return

Parameters:

schema -

table -

cx -

Returns:

Throws:

SQLException