de.galan.verjson.util

Class MetaWrapper

java.lang.Object

de.galan.verjson.util.MetaWrapper

public class MetaWrapper
extends Object

Nests the object to be serialized, adding meta information such as the current version number and namespace. Also provides static accessor to these nodes.

Author:

daniel

Field Summary

Fields

Modifier and Type	Field and Description
static String	ID_DATA
static String	ID_NAMESPACE
static String	ID_TIMESTAMP
static String	ID_VERSION

Constructor Summary

Constructors

Constructor and Description
MetaWrapper(long version, String namespace, Object data, Date timestamp)

Method Summary

Modifier and Type	Method and Description
static com.fasterxml.jackson.databind.JsonNode	getData(com.fasterxml.jackson.databind.JsonNode node) Returns the data node from a wrapped JsonNode
static String	getNamespace(com.fasterxml.jackson.databind.JsonNode node) Returns the namespace from a wrapped JsonNode
static Date	getTimestamp(com.fasterxml.jackson.databind.JsonNode node) Returns the timestamp from a wrapped JsonNode
static Long	getVersion(com.fasterxml.jackson.databind.JsonNode node) Returns the source version from a wrapped JsonNode
static void	setVersion(com.fasterxml.jackson.databind.JsonNode node, Long version) Sets the version on a wrapped JsonNode

Methods inherited from class java.lang.Object

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

Field Detail

ID_VERSION

public static final String ID_VERSION

See Also:

Constant Field Values

ID_NAMESPACE

public static final String ID_NAMESPACE

See Also:

Constant Field Values

ID_DATA

public static final String ID_DATA

See Also:

Constant Field Values

ID_TIMESTAMP

public static final String ID_TIMESTAMP

See Also:

Constant Field Values

Constructor Detail

MetaWrapper

public MetaWrapper(long version,
                   String namespace,
                   Object data,
                   Date timestamp)

Method Detail

getData

public static com.fasterxml.jackson.databind.JsonNode getData(com.fasterxml.jackson.databind.JsonNode node)

Returns the data node from a wrapped JsonNode

getNamespace

public static String getNamespace(com.fasterxml.jackson.databind.JsonNode node)

Returns the namespace from a wrapped JsonNode

getVersion

public static Long getVersion(com.fasterxml.jackson.databind.JsonNode node)

Returns the source version from a wrapped JsonNode

setVersion

public static void setVersion(com.fasterxml.jackson.databind.JsonNode node,
                              Long version)

Sets the version on a wrapped JsonNode

getTimestamp

public static Date getTimestamp(com.fasterxml.jackson.databind.JsonNode node)

Returns the timestamp from a wrapped JsonNode