org.apache.ignite.internal.processors.query.property

Class QueryClassProperty

java.lang.Object

org.apache.ignite.internal.processors.query.property.QueryClassProperty

All Implemented Interfaces:

GridQueryProperty

public class QueryClassProperty
extends Object
implements GridQueryProperty

Description of type property.

Constructor Summary

Constructors

Constructor and Description
QueryClassProperty(QueryPropertyAccessor accessor, boolean key, String name, boolean notNull, @Nullable CacheObjectContext coCtx) Constructor.

Method Summary

Modifier and Type	Method and Description
Object	defaultValue() Gets the default value for this property.
boolean	key() Property ownership flag.
String	name()
boolean	notNull() Gets the flag restricting null value for this property.
GridQueryProperty	parent()
void	parent(QueryClassProperty parent)
int	precision() Gets precision for this property.
int	scale() Gets scale for this property.
void	setValue(Object key, Object val, Object propVal) Sets this property value for the given object.
String	toString()
Class<?>	type()
Object	value(Object key, Object val) Gets this property value from the given object.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryClassProperty

public QueryClassProperty(QueryPropertyAccessor accessor,
                          boolean key,
                          String name,
                          boolean notNull,
                          @Nullable
                          @Nullable CacheObjectContext coCtx)

Constructor.

Parameters:

accessor - Way of accessing the property.

key - true if key property, false otherwise.

name - Property name.

notNull - true if null value is not allowed.

coCtx - Cache Object Context.

Method Detail

value

public Object value(Object key,
                    Object val)
             throws IgniteCheckedException

Gets this property value from the given object.

Specified by:

value in interface GridQueryProperty

Parameters:

key - Key.

val - Value.

Returns:

Property value.

Throws:

IgniteCheckedException - If failed.

setValue

public void setValue(Object key,
                     Object val,
                     Object propVal)
              throws IgniteCheckedException

Sets this property value for the given object.

Specified by:

setValue in interface GridQueryProperty

Parameters:

key - Key.

val - Value.

propVal - Property value.

Throws:

IgniteCheckedException - If failed.

key

public boolean key()

Property ownership flag.

Specified by:

key in interface GridQueryProperty

Returns:

true if this property belongs to key, false if it belongs to value.

name

public String name()

Specified by:

name in interface GridQueryProperty

Returns:

Property name.

type

public Class<?> type()

Specified by:

type in interface GridQueryProperty

Returns:

Class member type.

parent

public void parent(QueryClassProperty parent)

Parameters:

parent - Parent property if this is embeddable element.

toString

public String toString()

Overrides:

toString in class Object

parent

public GridQueryProperty parent()

Specified by:

parent in interface GridQueryProperty

Returns:

Parent property or null if this property is not nested.

notNull

public boolean notNull()

Gets the flag restricting null value for this property.

Specified by:

notNull in interface GridQueryProperty

Returns:

true if property does not allow null value.

defaultValue

public Object defaultValue()

Gets the default value for this property.

Specified by:

defaultValue in interface GridQueryProperty

Returns:

null if a default value is not set for the property.

precision

public int precision()

Gets precision for this property.

Specified by:

precision in interface GridQueryProperty

Returns:

Precision for a decimal property or -1.

scale

public int scale()

Gets scale for this property.

Specified by:

scale in interface GridQueryProperty

Returns:

Scale for a decimal property or -1.