org.plovr
Class GsonUtil

java.lang.Object
  org.plovr.GsonUtil

public final class GsonUtil
extends Object

GsonUtil provides utilities for working with Gson.

Author:

bolinfest@gmail.com (Michael Bolin)

Field Summary

static Function<String,JsonPrimitive>

STRING_TO_JSON_PRIMITIVE

Method Summary

static JsonObject	clone(JsonObject value)
static String	stringOrNull(JsonElement element) If element is a JsonPrimitive that corresponds to a string, then return the value of that string; otherwise, return null.
static List<String>	toListOfStrings(JsonElement element)

Methods inherited from class java.lang.Object

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

Field Detail

STRING_TO_JSON_PRIMITIVE

public static final Function<String,JsonPrimitive> STRING_TO_JSON_PRIMITIVE

Method Detail

stringOrNull

public static String stringOrNull(JsonElement element)

If element is a JsonPrimitive that corresponds to a string, then return the value of that string; otherwise, return null.

toListOfStrings

public static List<String> toListOfStrings(JsonElement element)
                                    throws IllegalArgumentException

Parameters:

element - must be one of:

• null, in which case this returns null
• a single string literal
• a list of non-null string literals

Returns:

null or a list of non-null strings

Throws:

IllegalArgumentException - if element does not meet any of the above conditions

clone

public static JsonObject clone(JsonObject value)