com.github.tennaito.rsql.misc

Class SimpleMapper

java.lang.Object

com.github.tennaito.rsql.misc.SimpleMapper

All Implemented Interfaces:

Mapper

public class SimpleMapper
extends Object
implements Mapper

Simple implementation of the Mapper.

Author:

Jakub Jirutka

Constructor Summary

Constructors

Constructor and Description
SimpleMapper() Construct new SimpleMapper with zero initial capacity of the entities map.
SimpleMapper(int initialCapacity) Construct new SimpleMapper with the specified initial capacity of the entities map.

Method Summary

Methods

Modifier and Type	Method and Description
void	addMapping(Class<?> entityClass, Map<String,String> mapping) Add selectors -> property names mapping for given entity class.
void	addMapping(Class<?> entityClass, String selector, String property) Add one selector -> property name mapping for given entity class.
Map<Class<?>,Map<String,String>>	getMapping()
void	setMapping(Map<Class<?>,Map<String,String>> mapping) Set the mapping of selectors to property names per entity class.
String	translate(String selector, Class<?> entityClass) Translate given selector to the mapped property name or dot-separated path of the property.

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleMapper

public SimpleMapper()

Construct new SimpleMapper with zero initial capacity of the entities map.

SimpleMapper

public SimpleMapper(int initialCapacity)

Construct new SimpleMapper with the specified initial capacity of the entities map.

Parameters:

initialCapacity - initial capacity of entities map

Method Detail

translate

public String translate(String selector,
               Class<?> entityClass)

Description copied from interface: Mapper

Translate given selector to the mapped property name or dot-separated path of the property.

Specified by:

translate in interface Mapper

Parameters:

selector - Selector that identifies some element of an entry's content.

entityClass - entity class

Returns:

Property name or dot-separated path of the property.

addMapping

public void addMapping(Class<?> entityClass,
              Map<String,String> mapping)

Add selectors -> property names mapping for given entity class.

Parameters:

entityClass - entity class

mapping - mapping of selectors to property names

addMapping

public void addMapping(Class<?> entityClass,
              String selector,
              String property)

Add one selector -> property name mapping for given entity class.

Parameters:

entityClass - entity class

selector - Selector that identifies some element of an entry's content.

property - Name of corresponding entity's property.

getMapping

public Map<Class<?>,Map<String,String>> getMapping()

Returns:

The current mapping of all entities.

See Also:

setMapping(java.util.Map)

setMapping

public void setMapping(Map<Class<?>,Map<String,String>> mapping)

Set the mapping of selectors to property names per entity class.

Parameters:

Mapping - {entity class -> {selector -> property}}