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

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, 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

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:

The resulting JsonValue

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:

resulting JsonValue

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