Package com.landawn.abacus.util

Class MapEntity

java.lang.Object

com.landawn.abacus.util.MapEntity

All Implemented Interfaces:

Serializable

@Internal
public final class MapEntity
extends Object
implements Serializable

This object is used to store the properties' values of an object. So it should not set or get value for other object's property.

Since:

0.8

Author:

Haiyang Li

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MapEntity.MapEntityBuilder

Constructor Summary

Constructors

Constructor	Description
MapEntity(String entityName)
MapEntity(String entityName, Map<String,Object> props)

Method Summary

Modifier and Type	Method	Description
static MapEntity.MapEntityBuilder	builder(String entityName)
boolean	containsKey(String propName)
MapEntity	copy()
String	entityName()
Set<Map.Entry<String,Object>>	entrySet()
boolean	equals(Object obj)
<T> T	get(String propName)
<T> T	get(String propName, Class<? extends T> targetType)	Node: To follow one of general design rules in Abacus, if there is a conversion behind when the source value is not assignable to the target type, put the targetType to last parameter of the method.
int	hashCode()
boolean	isEmpty()	Checks if is empty.
Set<String>	keySet()	Returns the property names which have been set value.
Map<String,Object>	props()
Object	remove(String propName)
void	removeAll(Collection<String> propNames)	Removes the all.
MapEntity	set(String propName, Object propValue)
void	set(Map<String,Object> nameValues)
int	size()
String	toString()
static MapEntity	valueOf(String entityName)
static MapEntity	valueOf(String entityName, Map<String,Object> props)

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

MapEntity

public MapEntity(String entityName)

Parameters:

entityName -

MapEntity

public MapEntity(String entityName,
 Map<String,Object> props)

Parameters:

entityName -

props -

Method Details

valueOf

public static MapEntity valueOf(String entityName)

Parameters:

entityName -

Returns:

valueOf

public static MapEntity valueOf(String entityName,
 Map<String,Object> props)

Parameters:

entityName -

props -

Returns:

entityName

public String entityName()

Returns:

get

public <T> T get(String propName)

Type Parameters:

T -

Parameters:

propName -

Returns:

get

public <T> T get(String propName,
 Class<? extends T> targetType)

Node: To follow one of general design rules in Abacus, if there is a conversion behind when the source value is not assignable to the target type, put the targetType to last parameter of the method. Otherwise, put the targetTpye to the first parameter of the method.

Type Parameters:

T -

Parameters:

propName -

targetType -

Returns:

set

public MapEntity set(String propName,
 Object propValue)

Parameters:

propName -

propValue -

Returns:

set

public void set(Map<String,Object> nameValues)

Parameters:

nameValues -

remove

public Object remove(String propName)

Parameters:

propName -

Returns:

removeAll

public void removeAll(Collection<String> propNames)

Removes the all.

Parameters:

propNames -

containsKey

public boolean containsKey(String propName)

Parameters:

propName -

Returns:

true, if successful

keySet

public Set<String> keySet()

Returns the property names which have been set value.

Returns:

a collection of signed property names

See Also:

• keySet()

entrySet

public Set<Map.Entry<String,Object>> entrySet()

Returns:

props

public Map<String,Object> props()

Returns:

size

public int size()

Returns:

isEmpty

public boolean isEmpty()

Checks if is empty.

Returns:

true, if is empty

copy

public MapEntity copy()

Returns:

hashCode

public int hashCode()

Overrides:

hashCode in class Object

Returns:

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

Parameters:

obj -

Returns:

true, if successful

toString

public String toString()

Overrides:

toString in class Object

Returns:

builder

public static MapEntity.MapEntityBuilder builder(String entityName)