Package org.apache.ignite.internal.util

Class GridReflectionCache

java.lang.Object

org.apache.ignite.internal.util.GridReflectionCache

All Implemented Interfaces:

Externalizable, Serializable

public class GridReflectionCache
extends Object
implements Externalizable

Reflection field and method cache for classes.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static int	DFLT_REFLECTION_CACHE_SIZE

Constructor Summary

Constructors

Constructor	Description
GridReflectionCache()	Reflection cache without any method or field predicates.
GridReflectionCache(@Nullable IgnitePredicate<Field> fp, @Nullable IgnitePredicate<Method> mp)	Reflection cache with specified field and method predicates.

Method Summary

Modifier and Type	Method	Description
List<Field>	fields(Class<?> cls)	Gets fields.
@Nullable Field	firstField(Class<?> cls)	Gets first field in the class list of fields.
@Nullable Object	firstFieldValue(Object o)	Gets field value for object.
@Nullable Method	firstMethod(Class<?> cls)	Gets first method in the class list of methods.
@Nullable Object	firstMethodValue(Object o)	Gets method return value for object.
List<Method>	methods(Class<?> cls)	Gets methods.
void	readExternal(ObjectInput in)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

DFLT_REFLECTION_CACHE_SIZE

public static final int DFLT_REFLECTION_CACHE_SIZE

See Also:

IgniteSystemProperties.IGNITE_REFLECTION_CACHE_SIZE, Constant Field Values

Constructor Detail

GridReflectionCache

public GridReflectionCache()

Reflection cache without any method or field predicates.

GridReflectionCache

public GridReflectionCache(@Nullable
                           @Nullable IgnitePredicate<Field> fp,
                           @Nullable
                           @Nullable IgnitePredicate<Method> mp)

Reflection cache with specified field and method predicates.

Parameters:

fp - Field predicate.

mp - Method predicate.

Method Detail

firstFieldValue

@Nullable
public @Nullable Object firstFieldValue(Object o)
                                 throws IgniteCheckedException

Gets field value for object.

Parameters:

o - Key to get affinity key for.

Returns:

Value of the field for given object or null if field was not found.

Throws:

IgniteCheckedException - If failed.

firstMethodValue

@Nullable
public @Nullable Object firstMethodValue(Object o)
                                  throws IgniteCheckedException

Gets method return value for object.

Parameters:

o - Key to get affinity key for.

Returns:

Method return value for given object or null if method was not found.

Throws:

IgniteCheckedException - If failed.

firstField

@Nullable
public @Nullable Field firstField(Class<?> cls)

Gets first field in the class list of fields.

Parameters:

cls - Class.

Returns:

First field.

firstMethod

@Nullable
public @Nullable Method firstMethod(Class<?> cls)

Gets first method in the class list of methods.

Parameters:

cls - Class.

Returns:

First method.

fields

public List<Field> fields(Class<?> cls)

Gets fields.

Parameters:

cls - Class.

Returns:

Annotated field.

methods

public List<Method> methods(Class<?> cls)

Gets methods.

Parameters:

cls - Class.

Returns:

Annotated method.

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException