org.glassfish.admin.rest.utils

Class JsonUtil

java.lang.Object

org.glassfish.admin.rest.utils.JsonUtil

public class JsonUtil
extends Object

Various utility methods for processing JSON.

Author:

jdlee, jcoustick

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONFIDENTIAL_PROPERTY_SET
static String	CONFIDENTIAL_PROPERTY_UNSET

Constructor Summary

Constructors

Constructor and Description
JsonUtil()

Method Summary

Modifier and Type	Method and Description
static javax.json.JsonObject	accumalate(javax.json.JsonObject jsonObject, String key, javax.json.JsonValue value) Puts a value into a JsonObject with the specified key.
static int	getInt(javax.json.JsonObject jsonObject, String key, int dflt) Gets an integer from a JsonObject
static javax.json.JsonObject	getJsonForRestModel(RestModel model, boolean hideConfidentialProperties)
static javax.json.JsonValue	getJsonObject(Object object) Deprecated. As of 5.0, replaced by getJsonValue(Object) as a more accurately named method with the removal of Jettison the return value is no longer JSONObject but JsonValue.
static javax.json.JsonValue	getJsonObject(Object object, boolean hideConfidentialProperties) Deprecated. As of 5.0, replaced by getJsonValue(Object) as a more accurately named method with the removal of Jettison the return value is no longer JSONObject but JsonValue.
static javax.json.JsonValue	getJsonValue(Object object) Converts an object to a JsonValue
static javax.json.JsonValue	getJsonValue(Object object, boolean hideConfidentialProperties) Converts an object to a JsonValue
static String	getString(javax.json.JsonObject jsonObject, String key, String dflt) Gets a String from a JsonObject
static boolean	isConfidentialProperty(Class clazz, String getterMethodName)
static List<Object>	jsonArraytoArray(javax.json.JsonArray array) Converts a JsonArray to a List<Object> where the objects are all the standard java types represented by the values in the array
static Map<String,Object>	jsonObjectToMap(javax.json.JsonObject object) Converts a JsonObject to a Map<String, Object> where the values of all of the basic type (Integer, String etc.), and not JsonValue.
static Object	jsonValueToRaw(javax.json.JsonValue value) Converts a JsonValue to the java standard type it represents.
static javax.json.JsonArray	processCollection(Collection c) Converts a Collection of JsonValues or other Json-compatible types into a JsonAray
static javax.json.JsonObject	processMap(Map map)

Methods inherited from class java.lang.Object

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

Field Detail

CONFIDENTIAL_PROPERTY_SET

public static final String CONFIDENTIAL_PROPERTY_SET

See Also:

Constant Field Values

CONFIDENTIAL_PROPERTY_UNSET

public static final String CONFIDENTIAL_PROPERTY_UNSET

Constructor Detail

JsonUtil

public JsonUtil()

Method Detail

getJsonValue

public static javax.json.JsonValue getJsonValue(Object object)
                                         throws javax.json.JsonException

Converts an object to a JsonValue

The object must be one of JsonValue, Collection, Map, ResponseBody, String, Integer, Long, Double, Boolean, BigInteger, BigDecimal, a class that has a REST model or an array of one of the above.

Parameters:

object - The object to convert

Returns:

Throws:

javax.json.JsonException - If the object cannot be converted to a JsonValue

getJsonObject

@Deprecated
public static javax.json.JsonValue getJsonObject(Object object)
                                                      throws javax.json.JsonException

Deprecated. As of 5.0, replaced by getJsonValue(Object) as a more accurately named method with the removal of Jettison the return value is no longer JSONObject but JsonValue.

Converts an object to a JsonValue

The object must be one of JsonValue, Collection, Map, ResponseBody, String, Integer, Long, Double, Boolean, BigInteger, BigDecimal, a class that has a REST model or an array of one of the above.

Parameters:

object - The object to convert

Returns:

Throws:

javax.json.JsonException - If the object cannot be converted to a JsonValue

getJsonValue

public static javax.json.JsonValue getJsonValue(Object object,
                                                boolean hideConfidentialProperties)
                                         throws javax.json.JsonException

Converts an object to a JsonValue

The object must be one of JsonValue, Collection, Map, ResponseBody, String, Integer, Long, Double, Boolean, BigInteger, BigDecimal, a class that has a REST model or an array of one of the above.

Parameters:

object - The object to convert

hideConfidentialProperties -

Returns:

Throws:

javax.json.JsonException - If the object cannot be converted to a JsonValue

getJsonObject

@Deprecated
public static javax.json.JsonValue getJsonObject(Object object,
                                                             boolean hideConfidentialProperties)
                                                      throws javax.json.JsonException

Deprecated. As of 5.0, replaced by getJsonValue(Object) as a more accurately named method with the removal of Jettison the return value is no longer JSONObject but JsonValue.

Converts an object to a JsonValue

The object must be one of JsonValue, Collection, Map, ResponseBody, String, Integer, Long, Double, Boolean, BigInteger, BigDecimal, a class that has a REST model or an array of one of the above.

Parameters:

object - The object to convert

hideConfidentialProperties -

Returns:

Throws:

javax.json.JsonException - If the object cannot be converted to a JsonValue

getJsonForRestModel

public static javax.json.JsonObject getJsonForRestModel(RestModel model,
                                                        boolean hideConfidentialProperties)

isConfidentialProperty

public static boolean isConfidentialProperty(Class clazz,
                                             String getterMethodName)

processCollection

public static javax.json.JsonArray processCollection(Collection c)
                                              throws javax.json.JsonException

Converts a Collection of JsonValues or other Json-compatible types into a JsonAray

Parameters:

c -

Returns:

Throws:

javax.json.JsonException

processMap

public static javax.json.JsonObject processMap(Map map)
                                        throws javax.json.JsonException

Throws:

javax.json.JsonException

getString

public static String getString(javax.json.JsonObject jsonObject,
                               String key,
                               String dflt)

Gets a String from a JsonObject

Parameters:

jsonObject -

key -

dflt - returned if there is no mapping for the key

Returns:

getInt

public static int getInt(javax.json.JsonObject jsonObject,
                         String key,
                         int dflt)

Gets an integer from a JsonObject

Parameters:

jsonObject -

key -

dflt - returned if there is no mapping for the key

Returns:

accumalate

public static javax.json.JsonObject accumalate(javax.json.JsonObject jsonObject,
                                               String key,
                                               javax.json.JsonValue value)

Puts a value into a JsonObject with the specified key.

If the key already exists then a JsonArray is used to store all the values. This differs to Map.put(Object, Object) as put replaces the value if the key already exists.

Parameters:

jsonObject -

key -

value -

Returns:

Since:

5.0

jsonObjectToMap

public static Map<String,Object> jsonObjectToMap(javax.json.JsonObject object)

Converts a JsonObject to a Map<String, Object> where the values of all of the basic type (Integer, String etc.), and not JsonValue.

Parameters:

object - The JsonObject to convert to a Map

Returns:

Since:

5.0

See Also:

jsonValueToRaw(javax.json.JsonValue)

jsonArraytoArray

public static List<Object> jsonArraytoArray(javax.json.JsonArray array)

Converts a JsonArray to a List<Object> where the objects are all the standard java types represented by the values in the array

Parameters:

array - The JsonArray to convert to List

Returns:

Since:

5.0

See Also:

jsonValueToRaw(javax.json.JsonValue)

jsonValueToRaw

public static Object jsonValueToRaw(javax.json.JsonValue value)

Converts a JsonValue to the java standard type it represents.

JsonArray -> List<Object>
JsonObject -> Map<String, Object>
JsonString -> String
JsonNumber -> BigDecimal
JsonValue.TRUE -> Boolean.TRUE
JsonValue.FALSE -> Boolean.FALSE
JsonValue.NULL -> null

Parameters:

value -

Returns:

The java standard type represented by the JsonValue

Since:

5.0