com.hazelcast.config

Class AttributeConfig

java.lang.Object

com.hazelcast.config.AttributeConfig

All Implemented Interfaces:

DataSerializable, IdentifiedDataSerializable

public class AttributeConfig
extends Object
implements IdentifiedDataSerializable

Contains the configuration of a custom attribute that will be extracted from a Map's entry using a given ValueExtractor. This class should be used in combination with the MapConfig.

See Also:

ValueExtractor

Constructor Summary

Constructors

Constructor and Description
AttributeConfig() Creates an empty AttributeConfig.
AttributeConfig(AttributeConfig config)
AttributeConfig(String name, String extractorClassName) Creates a AttributeConfig with the given attribute and ordered setting.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	getClassId() Returns type identifier for this class.
String	getExtractorClassName() Gets the full class name of the extractor in a String format, e.g.
int	getFactoryId() Returns DataSerializableFactory factory ID for this class.
String	getName() Gets the name of the attribute extracted by the extractor.
int	hashCode()
void	readData(ObjectDataInput in) Reads fields from the input stream
AttributeConfig	setExtractorClassName(String extractorClassName) Sets the full class name of the extractor in a String format, e.g.
AttributeConfig	setName(String name) Sets the name of the attribute extracted by the extractor.
String	toString()
void	writeData(ObjectDataOutput out) Writes object fields to output stream

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

AttributeConfig

public AttributeConfig()

Creates an empty AttributeConfig.

AttributeConfig

public AttributeConfig(String name,
                       String extractorClassName)

Creates a AttributeConfig with the given attribute and ordered setting.

Name may begin with an ascii letter [A-Za-z] or digit [0-9] and may contain ascii letters [A-Za-z], digits [0-9] or underscores later on.

Parameters:

name - the name given to an attribute that is going to be extracted

extractorClassName - full class name of the extractor used to extract the value of the attribute

See Also:

setName(String), (String)

AttributeConfig

public AttributeConfig(AttributeConfig config)

Method Detail

getName

public String getName()

Gets the name of the attribute extracted by the extractor.

Returns:

the name of the attribute extracted by the extractor

See Also:

setName(String)

setName

public AttributeConfig setName(String name)

Sets the name of the attribute extracted by the extractor. The name cannot be equal to any of the query constants.

Parameters:

name - the name of the attribute extracted by the extractor

Returns:

the updated AttributeConfig

Throws:

IllegalArgumentException - if attribute is null,an empty or inappropriate string

See Also:

QueryConstants

getExtractorClassName

public String getExtractorClassName()

Gets the full class name of the extractor in a String format, e.g. com.example.car.SpeedExtractor.

Returns:

the full class name of the extractor in a String format

See Also:

(String)

setExtractorClassName

public AttributeConfig setExtractorClassName(String extractorClassName)

Sets the full class name of the extractor in a String format, e.g. com.example.car.SpeedExtractor.

Parameters:

extractorClassName - the full class name of the extractor in a String format

Returns:

the updated AttributeConfig

toString

public String toString()

Overrides:

toString in class Object

getFactoryId

public int getFactoryId()

Description copied from interface: IdentifiedDataSerializable

Returns DataSerializableFactory factory ID for this class.

Specified by:

getFactoryId in interface IdentifiedDataSerializable

Returns:

factory ID

getClassId

public int getClassId()

Description copied from interface: IdentifiedDataSerializable

Returns type identifier for this class. It should be unique per DataSerializableFactory.

Specified by:

getClassId in interface IdentifiedDataSerializable

Returns:

type ID

writeData

public void writeData(ObjectDataOutput out)
               throws IOException

Description copied from interface: DataSerializable

Writes object fields to output stream

Specified by:

writeData in interface DataSerializable

Parameters:

out - output

Throws:

IOException - if an I/O error occurs. In particular, an IOException may be thrown if the output stream has been closed.

readData

public void readData(ObjectDataInput in)
              throws IOException

Description copied from interface: DataSerializable

Reads fields from the input stream

Specified by:

readData in interface DataSerializable

Parameters:

in - input

Throws:

IOException - if an I/O error occurs. In particular, an IOException may be thrown if the input stream has been closed.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object