Package com.github.dakusui.json

Class JsonUtils

java.lang.Object

com.github.dakusui.json.JsonUtils

public class JsonUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
JsonUtils()

Method Summary

Modifier and Type	Method	Description
static double	asDouble(com.google.gson.JsonElement base, Object... path)
static double	asDoubleWithDefault(com.google.gson.JsonElement base, double defaultValue, Object... path)
static float	asFloat(com.google.gson.JsonElement base, Object... path)
static float	asFloatWithDefault(com.google.gson.JsonElement base, float defaultValue, Object... path)
static int	asInt(com.google.gson.JsonElement base, Object... path)
static int	asIntWithDefault(com.google.gson.JsonElement base, int defaultValue, Object... path)
static com.google.gson.JsonArray	asJsonArray(com.google.gson.JsonElement base, Object... path)
static com.google.gson.JsonArray	asJsonArrayWithDefault(com.google.gson.JsonElement base, com.google.gson.JsonArray defaultValue, Object... path)
static com.google.gson.JsonArray	asJsonArrayWithPromotion(com.google.gson.JsonElement base, Object... path)
static com.google.gson.JsonElement	asJsonElement(com.google.gson.JsonElement base, int from, Object[] path)
static com.google.gson.JsonElement	asJsonElement(com.google.gson.JsonElement base, Object... path)
static com.google.gson.JsonElement	asJsonElementWithDefault(com.google.gson.JsonElement base, com.google.gson.JsonElement defaultValue, int from, Object[] path)
static com.google.gson.JsonElement	asJsonElementWithDefault(com.google.gson.JsonElement base, com.google.gson.JsonElement defaultValue, Object... path)
static com.google.gson.JsonObject	asJsonObject(com.google.gson.JsonObject base, Object... path)
static com.google.gson.JsonObject	asJsonObjectWithDefault(com.google.gson.JsonObject base, com.google.gson.JsonObject defaultValue, Object... path)
static com.google.gson.JsonObject	asJsonObjectWithPromotion(com.google.gson.JsonElement base, String[] prioritizedKeys, Object... path)
static long	asLong(com.google.gson.JsonElement base, Object... path)
static long	asLongWithDefault(com.google.gson.JsonElement base, long defaultValue, Object... path)
static String	asString(com.google.gson.JsonElement base, Object... path)
static String	asStringWithDefault(com.google.gson.JsonElement base, String defaultValue, Object... path)
static Map<com.google.gson.JsonElement,List<Object>>	buildPathInfo(com.google.gson.JsonObject root)
static com.google.gson.JsonObject	createSummaryJsonObjectFromPaths(com.google.gson.JsonObject rootJsonObject, List<Object>... paths)
static List<Object>	findPathOf(com.google.gson.JsonElement target, com.google.gson.JsonObject root)
static String	findPathStringOf(com.google.gson.JsonElement target, com.google.gson.JsonObject root)	Returns a string representation of a path to a JSON element target in root JSON object node.
static String	formatPath(Object... relPath)
static boolean	hasPath(com.google.gson.JsonElement base, Object... path)
static Iterator<String>	keyIterator(com.google.gson.JsonObject json)
static com.google.gson.JsonObject	merge(com.google.gson.JsonObject left, com.google.gson.JsonObject right)
static com.google.gson.JsonObject	merge(com.google.gson.JsonObject left, com.google.gson.JsonObject right, List<Object> relPath)
static String	summarizeJsonElement(com.google.gson.JsonElement jsonElement)
static com.google.gson.JsonElement	toJson(String str)

Methods inherited from class java.lang.Object

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

Constructor Details

JsonUtils

public JsonUtils()

Method Details

summarizeJsonElement

public static String summarizeJsonElement(com.google.gson.JsonElement jsonElement)

findPathStringOf

public static String findPathStringOf(com.google.gson.JsonElement target,
 com.google.gson.JsonObject root)

Returns a string representation of a path to a JSON element target in root JSON object node.

Parameters:

target - A JSON element whose path in root is searched for.

root - A root JSON object node where target's path is searched.

Returns:

A string representation of path to target in root.

findPathOf

public static List<Object> findPathOf(com.google.gson.JsonElement target,
 com.google.gson.JsonObject root)

createSummaryJsonObjectFromPaths

@SafeVarargs
public static com.google.gson.JsonObject createSummaryJsonObjectFromPaths(com.google.gson.JsonObject rootJsonObject,
 List<Object>... paths)

asJsonElementWithDefault

public static com.google.gson.JsonElement asJsonElementWithDefault(com.google.gson.JsonElement base,
 com.google.gson.JsonElement defaultValue,
 int from,
 Object[] path)
                                                            throws JsonInvalidPathException

Throws:

JsonInvalidPathException

asJsonElement

public static com.google.gson.JsonElement asJsonElement(com.google.gson.JsonElement base,
 int from,
 Object[] path)
                                                 throws JsonInvalidPathException

Throws:

JsonInvalidPathException

hasPath

public static boolean hasPath(com.google.gson.JsonElement base,
 Object... path)

asJsonObjectWithDefault

public static com.google.gson.JsonObject asJsonObjectWithDefault(com.google.gson.JsonObject base,
 com.google.gson.JsonObject defaultValue,
 Object... path)
                                                          throws JsonTypeMismatchException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonInvalidPathException

asJsonObject

public static com.google.gson.JsonObject asJsonObject(com.google.gson.JsonObject base,
 Object... path)
                                               throws JsonTypeMismatchException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonInvalidPathException

asJsonObjectWithPromotion

public static com.google.gson.JsonObject asJsonObjectWithPromotion(com.google.gson.JsonElement base,
 String[] prioritizedKeys,
 Object... path)
                                                            throws JsonInvalidPathException,
JsonTypeMismatchException

Throws:

JsonInvalidPathException

JsonTypeMismatchException

asJsonArrayWithPromotion

public static com.google.gson.JsonArray asJsonArrayWithPromotion(com.google.gson.JsonElement base,
 Object... path)
                                                          throws JsonInvalidPathException,
JsonTypeMismatchException

Throws:

JsonInvalidPathException

JsonTypeMismatchException

asJsonArray

public static com.google.gson.JsonArray asJsonArray(com.google.gson.JsonElement base,
 Object... path)
                                             throws JsonException

Throws:

JsonException

asJsonArrayWithDefault

public static com.google.gson.JsonArray asJsonArrayWithDefault(com.google.gson.JsonElement base,
 com.google.gson.JsonArray defaultValue,
 Object... path)
                                                        throws JsonTypeMismatchException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonInvalidPathException

asJsonElementWithDefault

public static com.google.gson.JsonElement asJsonElementWithDefault(com.google.gson.JsonElement base,
 com.google.gson.JsonElement defaultValue,
 Object... path)
                                                            throws JsonInvalidPathException

Throws:

JsonInvalidPathException

asJsonElement

public static com.google.gson.JsonElement asJsonElement(com.google.gson.JsonElement base,
 Object... path)
                                                 throws JsonInvalidPathException

Throws:

JsonInvalidPathException

asString

public static String asString(com.google.gson.JsonElement base,
 Object... path)
                       throws JsonTypeMismatchException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonInvalidPathException

asStringWithDefault

public static String asStringWithDefault(com.google.gson.JsonElement base,
 String defaultValue,
 Object... path)
                                  throws JsonTypeMismatchException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonInvalidPathException

asInt

public static int asInt(com.google.gson.JsonElement base,
 Object... path)
                 throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asIntWithDefault

public static int asIntWithDefault(com.google.gson.JsonElement base,
 int defaultValue,
 Object... path)
                            throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asLong

public static long asLong(com.google.gson.JsonElement base,
 Object... path)
                   throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asLongWithDefault

public static long asLongWithDefault(com.google.gson.JsonElement base,
 long defaultValue,
 Object... path)
                              throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asFloat

public static float asFloat(com.google.gson.JsonElement base,
 Object... path)
                     throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asFloatWithDefault

public static float asFloatWithDefault(com.google.gson.JsonElement base,
 float defaultValue,
 Object... path)
                                throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

asDouble

public static double asDouble(com.google.gson.JsonElement base,
 Object... path)
                       throws JsonException

Throws:

JsonException

asDoubleWithDefault

public static double asDoubleWithDefault(com.google.gson.JsonElement base,
 double defaultValue,
 Object... path)
                                  throws JsonTypeMismatchException,
JsonFormatException,
JsonInvalidPathException

Throws:

JsonTypeMismatchException

JsonFormatException

JsonInvalidPathException

buildPathInfo

public static Map<com.google.gson.JsonElement,List<Object>> buildPathInfo(com.google.gson.JsonObject root)

toJson

public static com.google.gson.JsonElement toJson(String str)

keyIterator

public static Iterator<String> keyIterator(com.google.gson.JsonObject json)

formatPath

public static String formatPath(Object... relPath)

merge

public static com.google.gson.JsonObject merge(com.google.gson.JsonObject left,
 com.google.gson.JsonObject right)
                                        throws JsonInvalidPathException

Throws:

JsonInvalidPathException

merge

public static com.google.gson.JsonObject merge(com.google.gson.JsonObject left,
 com.google.gson.JsonObject right,
 List<Object> relPath)
                                        throws JsonInvalidPathException

Throws:

JsonInvalidPathException