com.brotherlogic.simplestore.postgres

Class PgMapper

java.lang.Object

com.brotherlogic.simplestore.postgres.PgMapper

All Implemented Interfaces:

Mapper

public class PgMapper
extends Object
implements Mapper

Constructor Summary

Constructors

Constructor and Description
PgMapper(PgRunner runner)

Method Summary

Methods

Modifier and Type	Method and Description
void	addColumn(String tableName, String columnName, Class<?> objClass) Adds a column to the table.
Set<String>	getProperties(String tableName)
Object	retrieve(Class<?> cls, String tableName, Map<String,Object> properties, Map<String,Class<?>> types) Retrieves an object from the table.
boolean	store(String tableName, Map<String,Object> properties) Stores the properties in the table.

Methods inherited from class java.lang.Object

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

Constructor Detail

PgMapper

public PgMapper(PgRunner runner)

Method Detail

store

public boolean store(String tableName,
            Map<String,Object> properties)

Stores the properties in the table.

Specified by:

store in interface Mapper

Parameters:

tableName - the table to store in

properties - the properties of the object to be stored

Returns:

true if object was stored, false otherwise

retrieve

public Object retrieve(Class<?> cls,
              String tableName,
              Map<String,Object> properties,
              Map<String,Class<?>> types)

Retrieves an object from the table.

Specified by:

retrieve in interface Mapper

Parameters:

tableName - the name of the table

properties - the properties of the object

types - the types of each object

Returns:

The retrieved object, or null if no such object exists

addColumn

public void addColumn(String tableName,
             String columnName,
             Class<?> objClass)

Adds a column to the table.

Specified by:

addColumn in interface Mapper

Parameters:

tableName - the name of the table

columnName - the name of the column

objClass - the class to be stored

getProperties

public Set<String> getProperties(String tableName)

Specified by:

getProperties in interface Mapper