Package com.restfb.util

Class StringJsonUtils

java.lang.Object

com.restfb.util.StringJsonUtils

public class StringJsonUtils
extends Object

Helper class to encapsulate simple checks used in the DefaultJsonMapper.

Field Summary

Fields

Modifier and Type	Field	Description
static String	EMPTY_OBJECT

Method Summary

Modifier and Type	Method	Description
static boolean	isEmptyList(String jsonString)	Is the given JSON equivalent to the empty list ([])?
static boolean	isEmptyObject(String jsonString)	Is the given JSON equivalent to the empty object ({})?
static boolean	isFalse(String jsonString)	Checks if the given String is equals to the String with the content "false"
static boolean	isList(String jsonString)	Checks if the given String start with a [ character, so it may be a JsonArray
static boolean	isNull(String jsonString)	Checks if the given String is equals to the String with the content "null"
static boolean	isObject(String jsonString)	Checks if the given String start with a { character, so it may be a JsonObject

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_OBJECT

public static final String EMPTY_OBJECT

See Also:

Constant Field Values

Method Detail

isEmptyList

public static boolean isEmptyList(String jsonString)

Is the given JSON equivalent to the empty list ([])?

Parameters:

jsonString - The JSON to check.

Returns:

true if the JSON is equivalent to the empty list, false otherwise.

isList

public static boolean isList(String jsonString)

Checks if the given String start with a [ character, so it may be a JsonArray

Parameters:

jsonString - the JSON to check.

Returns:

true if the String may be a JSON Array

isNull

public static boolean isNull(String jsonString)

Checks if the given String is equals to the String with the content "null"

Parameters:

jsonString - the JSON to check.

Returns:

true if the String is "null"

isFalse

public static boolean isFalse(String jsonString)

Checks if the given String is equals to the String with the content "false"

Parameters:

jsonString - the JSON to check.

Returns:

true if the String is "false"

isObject

public static boolean isObject(String jsonString)

Checks if the given String start with a { character, so it may be a JsonObject

Parameters:

jsonString - the JSON to check.

Returns:

true if the String may be a JSON object

isEmptyObject

public static boolean isEmptyObject(String jsonString)

Is the given JSON equivalent to the empty object ({})?

Parameters:

jsonString - The JSON to check.

Returns:

true if the JSON is equivalent to the empty object, false otherwise.