This page describes an older version of the product. The latest stable version is 15.0.

Class Metadata


Name

Syntax name=“”
Description Contains the full qualified name of the specified class. Because this attribute is of the XML type ID, there can only be one class-descriptor per class.

Example:

<gigaspaces-mapping>
	<class name="model.Person">
	</class>
</gigaspaces-mapping>

Persistence

Syntax persist=“”
Argument boolean
Default false
Description This field indicates the persistency mode of the object. When a space is defined as persistent, a true value for this attribute will persist objects of this type.

Example:

<gigaspaces-mapping>
	<class name="model.Person" persist="true">
	</class>
</gigaspaces-mapping>
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Replication

Syntax replicate=“true”
Argument boolean
Default false
Description This field indicates the replication mode of the object. When a space is defined as replicated, a true value for this attribute will replicate objects of this type.

Example:

<gigaspaces-mapping>
	<class name="model.Person" replicate="true">
	</class>
</gigaspaces-mapping>
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FIFO Support

Syntax fifo-support=“”
Argument FifoSupport
Default not_set
Description Enabling FIFO operations.

Example:

<gigaspaces-mapping>
    <class name="model.Person" fifo-support="operation">
    </class>
</gigaspaces-mapping>
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Storage Type

Syntax storage-type=“”
Argument StorageType
Default object
Description To determine a default storage type for each non primitive property for which a (field level) storage type was not defined.

Example:

<gigaspaces-mapping>
    <class name="model.Person" storage-type="binary" />
</gigaspaces-mapping>

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Include Properties

Syntax include-properties=“”
Argument IncludeProperties
Default implicit
Description implicit takes into account all POJO fields – even if a get method is not declared as a SpaceProperty, it is taken into account as a space field.explicit takes into account only the get methods which are declared in the mapping file.

Example:

<gigaspaces-mapping>
    <class name="model.Person" include-properties="explicit" />
</gigaspaces-mapping>

Inherit Index

Syntax inherit-indexes=“”
Argument boolean
Default true
Description Whether to use the class indexes list only, or to also include the superclass’ indexes.
If the class does not define indexes, superclass indexes are used.
Options:
- false – class indexes only.
- true – class indexes and superclass indexes.

Example:

<gigaspaces-mapping>
    <class name="model.Person" inherit-indexes="false" />
</gigaspaces-mapping>
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Compound Index

Syntax compound-index paths=“”
Argument(s) string
Values attribute name(s)
Description Indexes can be defined for multiple attributes of a class

Example:

<gigaspaces-mapping>
    <class name="Data" >
        <compound-index paths="data1, data2"/>
        ...
    </class>
</gigaspaces-mapping>
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