Package com.oracle.coherence.io.json

Class JsonObject

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<String,Object>

com.oracle.coherence.io.json.JsonObject

All Implemented Interfaces:

ExternalizableLite, Versionable<Integer>, Externalizable, Serializable, Cloneable, Map<String,Object>

public class JsonObject
extends LinkedHashMap<String,Object>
implements Versionable<Integer>, Externalizable, ExternalizableLite

Extends LinkedHashMap that preserves the order of elements and adds support for POF serialization without fidelity loss in order to support JSON pass-through.

Since:

20.06

Author:

Aleks Seovic 2015.08.25

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JsonObject.Serializer	POF serializer for JsonObject.

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K extends Object,V extends Object>, AbstractMap.SimpleImmutableEntry<K extends Object,V extends Object>

Field Summary

Fields

Modifier and Type	Field	Description
protected int	m_nVersion	The version of the type this JsonObject represents.

Constructor Summary

Constructors

Constructor	Description
JsonObject()	Construct a JsonObject.
JsonObject(Map<String,?> map)	Construct a JsonObject with the same mappings as the given map.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
BigDecimal	getBigDecimal(String name)	Obtain a BigDecimal value.
BigInteger	getBigInteger(String name)	Obtain a BigInteger value.
boolean	getBoolean(String name)	Obtain a boolean value.
byte	getByte(String name)	Obtain a byte value.
String	getClassName()	Returns the class name.
double	getDouble(String name)	Obtain a double value.
float	getFloat(String name)	Obtain a float value.
int	getInt(String name)	Obtain a int value.
long	getLong(String name)	Obtain a long value.
Number	getNumber(String name)	Obtain a Number value.
short	getShort(String name)	Obtain a short value.
String	getString(String name)	Obtain a string value.
int	getVersion()	Returns the version of the associated type.
Integer	getVersionIndicator()
int	hashCode()
void	incrementVersion()
boolean	isVersioned()	Returns true if the associated type is versioned.
void	readExternal(DataInput in)
void	readExternal(ObjectInput in)	Initialize this object from the data in the passed ObjectInput stream.
JsonObject	set(String name, Object value)	Set the value for the given key.
void	setClassName(String className)	Sets the class name.
JsonObject	setVersion(int version)	Set the version of this object.
String	toString()
void	writeExternal(DataOutput out)
void	writeExternal(ObjectOutput out)	Write this object's data to the passed ObjectOutput stream.

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from interface com.tangosol.util.Versionable

isVersioningEnabled

Field Detail

m_nVersion

protected int m_nVersion

The version of the type this JsonObject represents.

Constructor Detail

JsonObject

public JsonObject()

Construct a JsonObject.

JsonObject

public JsonObject(Map<String,?> map)

Construct a JsonObject with the same mappings as the given map.

Parameters:

map - the map whose mappings are to be placed in this JsonObject.

Method Detail

getString

public String getString(String name)

Obtain a string value.

Parameters:

name - the key of the value

Returns:

the string value for the given key

getBoolean

public boolean getBoolean(String name)

Obtain a boolean value.

Parameters:

name - the key of the value

Returns:

the boolean value for the given key

getNumber

public Number getNumber(String name)

Obtain a Number value.

Parameters:

name - the key of the value

Returns:

the Number value for the given key

getByte

public byte getByte(String name)

Obtain a byte value.

Parameters:

name - the key of the value

Returns:

the byte value for the given key

getShort

public short getShort(String name)

Obtain a short value.

Parameters:

name - the key of the value

Returns:

the short value for the given key

getInt

public int getInt(String name)

Obtain a int value.

Parameters:

name - the key of the value

Returns:

the int value for the given key

getLong

public long getLong(String name)

Obtain a long value.

Parameters:

name - the key of the value

Returns:

the long value for the given key

getFloat

public float getFloat(String name)

Obtain a float value.

Parameters:

name - the key of the value

Returns:

the float value for the given key

getDouble

public double getDouble(String name)

Obtain a double value.

Parameters:

name - the key of the value

Returns:

the double value for the given key

getBigInteger

public BigInteger getBigInteger(String name)

Obtain a BigInteger value.

Parameters:

name - the key of the value

Returns:

the BigInteger value for the given key

getBigDecimal

public BigDecimal getBigDecimal(String name)

Obtain a BigDecimal value.

Parameters:

name - the key of the value

Returns:

the BigDecimal value for the given key

set

public JsonObject set(String name,
                      Object value)

Set the value for the given key.

Parameters:

name - the key of te value to set

value - the value to set

Returns:

this JsonObject

getClassName

public String getClassName()

Returns the class name.

Returns:

the class name

setClassName

public void setClassName(String className)

Sets the class name.

Parameters:

className - the class name

getVersionIndicator

public Integer getVersionIndicator()

Specified by:

getVersionIndicator in interface Versionable<Integer>

incrementVersion

public void incrementVersion()

Specified by:

incrementVersion in interface Versionable<Integer>

isVersioned

public boolean isVersioned()

Returns true if the associated type is versioned.

Returns:

true if the associated type is versioned

getVersion

public int getVersion()

Returns the version of the associated type.

Returns:

the version of this type or 0 to indicate there is no version

setVersion

public JsonObject setVersion(int version)

Set the version of this object.

Parameters:

version - the version

Returns:

this JsonObject

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<String,Object>

Overrides:

equals in class AbstractMap<String,Object>

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<String,Object>

Overrides:

hashCode in class AbstractMap<String,Object>

toString

public String toString()

Overrides:

toString in class AbstractMap<String,Object>

readExternal

public void readExternal(ObjectInput in)
                  throws IOException

Initialize this object from the data in the passed ObjectInput stream.

Specified by:

readExternal in interface Externalizable

Parameters:

in - the stream to read data from in order to restore the object

Throws:

IOException - if an I/O exception occurs

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Write this object's data to the passed ObjectOutput stream.

Specified by:

writeExternal in interface Externalizable

Parameters:

out - the stream to write the object to

Throws:

IOException - if an I/O exception occurs

readExternal

public void readExternal(DataInput in)
                  throws IOException

Specified by:

readExternal in interface ExternalizableLite

Throws:

IOException

writeExternal

public void writeExternal(DataOutput out)
                   throws IOException

Specified by:

writeExternal in interface ExternalizableLite

Throws:

IOException