Package com.semedy.reasoner.core

Class JsonUtils

java.lang.Object

com.semedy.reasoner.core.JsonUtils

public class JsonUtils
extends Object

Methods for handling Jsons

Author:

angele

Constructor Summary

Constructors

Constructor	Description
JsonUtils()

Method Summary

Modifier and Type	Method	Description
static void	addValue(org.json.JSONArray obj, Object value, boolean decode)	Add a value to a Json array
static void	addValue(org.json.JSONObject obj, String key, Object value, boolean decode)	add a key value pair to a Json object
static org.json.JSONObject	arrayify(org.json.JSONObject json, org.json.JSONObject schema)	create arrays according to the arrays in the schema
static org.json.JSONObject	arrayifySchema(Object value)	create arrays in a Json schema for enums
static org.json.JSONObject	createGraphQLSchema(org.json.JSONObject jsonSchema)	create a graph ql schema out of a json schema, which in turn has been created out of an OO-logic class.
static org.json.JSONObject	createJsonObject(Pattern pattern, TermParser parser)	Create a json object from a pattern with values as a result of a mutation graphql
static org.json.JSONObject	createJSONObject(JsonIdentifier id, Map<JsonIdentifier,List<Object[]>> objects, Map<JsonIdentifier,org.json.JSONObject> alreadyCreated, boolean decode)	create a json with id out of triples
static org.json.JSONObject	createJSONObject(String jsonString)	Create a Json objects out of a string
static List<org.json.JSONObject>	createJSONObjects(String jsonString)	Create a set of Json objects out of a string (array of jsons)
static List<Literal>	createLiterals(Collection<org.json.JSONObject> jsons, TermParser parser, String module, boolean encode, Set<String> setProperties)	Creating literals out of a set of Json objects
static List<Literal>	createLiterals(List<Object[]> triples, Object module)
static List<Literal>	createLiterals(org.json.JSONObject json, TermParser parser, Object module, boolean encode, Set<String> setProperties)	Creating literals out of a json object
static List<Literal>	createLiteralsEncoded(Collection<Object[]> triples)	create a set of literals out of a set of encoded triples
static List<Literal>	createLiteralsEncoded(Collection<Object[]> triples, Object module)	create a set of literals out of a set of encoded triples
static String	createLogEntry(String action, String jsonToAdd, String jsonToDelete, String path, boolean addTimestamp)	Creates a json object which will be written to the log file.
static Pattern	createPattern(org.json.JSONObject json)	create a pattern out of a json object
static String	createQuery(Pattern pattern, String type)	create an OO-logic query out of a pattern and type
static List<Object[]>	createSchemaTriples(org.json.JSONObject json)	create additional triples for OO-logic schema
static List<Object[]>	createTriples(Collection<org.json.JSONObject> jsons, TermParser parser, boolean encode, Set<String> setProperties)	Creating triples out of a set of Json objects
static List<Object[]>	createTriples(org.json.JSONObject json, TermParser parser, boolean encode, Set<String> setProperties)	Creating triples out of a json object
static org.json.JSONObject	fillPattern(Pattern pattern, ResultBuffer buffer, Map<String,Set<String>> subclasses)	fill a graphql pattern with the result of a query
static JsonIdentifier	getIdentifier(JsonIdentifier topid, String name, int index, org.json.JSONObject json)
static JsonIdentifier	getTopIdentifier(String id)
static JsonIdentifier	getTopIdentifier(org.json.JSONObject json)
static boolean	isContainedIn(String json, List<org.json.JSONObject> jsons, TermParser parser, String[] setProperties)	Is json contained in jsons
static boolean	isContainedIn(org.json.JSONObject jsonobj, String jsons, TermParser parser)	Is json contained in jsons
static boolean	isContainedIn(org.json.JSONObject jsonobj, String jsons, TermParser parser, String[] setProperties)	Is json contained in jsons
static boolean	isEqual(String json1, String json2, TermParser parser)	Is json1 object equal to json2 object
static boolean	isEqual(String json1, String json2, TermParser parser, String[] setProperties)	Is json1 object equal to json2 object
static boolean	isEqual(org.json.JSONObject json1, String json2, TermParser parser, String[] setProperties)
static boolean	isEqual(org.json.JSONObject json1, org.json.JSONObject json2, TermParser parser, String[] setProperties)
static void	joinJsons(org.json.JSONObject source, org.json.JSONObject target, ResultBuffer resultBuffer)	join two json objects according to their uids @uid
static void	main(String[] args)
static int	match(org.json.JSONObject json, org.json.JSONObject partialJson)
static org.json.JSONObject	matchNreplace(org.json.JSONObject json, org.json.JSONObject partialJson)
static List<org.json.JSONObject>	readJsonFromStream(Reader in)	read a set of jsons from stream
static void	removeUids(org.json.JSONObject json)	remove uid fields which have been added by GraphQL parser
static Calendar	timeToCalendar(String time)

Methods inherited from class java.lang.Object

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

Constructor Details

JsonUtils

public JsonUtils()

Method Details

isContainedIn

public static boolean isContainedIn(String json,
 List<org.json.JSONObject> jsons,
 TermParser parser,
 String[] setProperties)
                             throws SimpleParseException,
IOException

Is json contained in jsons

Parameters:

json - , one json object as string

jsons - , several json objects as string

setProperties - , the properties which are represented as sets

Returns:

Throws:

IOException

SimpleParseException

isContainedIn

public static boolean isContainedIn(org.json.JSONObject jsonobj,
 String jsons,
 TermParser parser,
 String[] setProperties)
                             throws SimpleParseException,
IOException

Is json contained in jsons

Parameters:

jsonobj - , one json object

jsons - , several json objects as string

parser - , the parser for terms

setProperties - , the properties which are represented as sets

Returns:

Throws:

IOException

SimpleParseException

isContainedIn

public static boolean isContainedIn(org.json.JSONObject jsonobj,
 String jsons,
 TermParser parser)
                             throws SimpleParseException,
IOException

Is json contained in jsons

Parameters:

jsonobj - , one json object

jsons - , several json objects as string

parser - , the parser for terms

Returns:

Throws:

IOException

SimpleParseException

fillPattern

public static org.json.JSONObject fillPattern(Pattern pattern,
 ResultBuffer buffer,
 Map<String,Set<String>> subclasses)
                                       throws org.json.JSONException,
IOException,
SemReasonerException

fill a graphql pattern with the result of a query

Parameters:

pattern - , the graphql pattern to be filled

buffer - , result tuple of query variables, variables for directives

variables - , variables and their values

subclasses - , all sub classes for a class

Returns:

Throws:

org.json.JSONException

IOException

SemReasonerException

createPattern

public static Pattern createPattern(org.json.JSONObject json)

create a pattern out of a json object

Parameters:

json -

Returns:

createJsonObject

public static org.json.JSONObject createJsonObject(Pattern pattern,
 TermParser parser)
                                            throws org.json.JSONException,
IOException,
SemReasonerException

Create a json object from a pattern with values as a result of a mutation graphql

Parameters:

pattern -

parser - , term parser for creating correct values

Returns:

Throws:

org.json.JSONException

IOException

SemReasonerException

joinJsons

public static void joinJsons(org.json.JSONObject source,
 org.json.JSONObject target,
 ResultBuffer resultBuffer)

join two json objects according to their uids @uid

Parameters:

source -

target -

resultBuffer -

removeUids

public static void removeUids(org.json.JSONObject json)

remove uid fields which have been added by GraphQL parser

Parameters:

json -

createQuery

public static String createQuery(Pattern pattern,
 String type)

create an OO-logic query out of a pattern and type

Parameters:

pattern -

type -

Returns:

arrayify

public static org.json.JSONObject arrayify(org.json.JSONObject json,
 org.json.JSONObject schema)
                                    throws org.json.JSONException,
ReasoningException,
InterruptedException,
IOException,
SemReasonerException

create arrays according to the arrays in the schema

Parameters:

json -

schema -

Returns:

Throws:

InstantiationException

IllegalAccessException

org.json.JSONException

ReasoningException

InterruptedException

IOException

SemReasonerException

arrayifySchema

public static org.json.JSONObject arrayifySchema(Object value)
                                          throws InstantiationException,
IllegalAccessException,
org.json.JSONException,
ReasoningException,
InterruptedException,
IOException,
SemReasonerException

create arrays in a Json schema for enums

Parameters:

value -

Returns:

Throws:

InstantiationException

IllegalAccessException

org.json.JSONException

ReasoningException

InterruptedException

IOException

SemReasonerException

isEqual

public static boolean isEqual(String json1,
 String json2,
 TermParser parser)
                       throws SimpleParseException,
IOException

Is json1 object equal to json2 object

Parameters:

createsets - TODO

json1 - , json object as string

json2 - , json object as string

Returns:

Throws:

SimpleParseException

IOException

isEqual

public static boolean isEqual(String json1,
 String json2,
 TermParser parser,
 String[] setProperties)
                       throws SimpleParseException,
IOException

Is json1 object equal to json2 object

Parameters:

createsets - TODO

json1 - , json object as string

json2 - , json object as string

setProperties - , properties which are represented as sets

Returns:

Throws:

SimpleParseException

IOException

match

public static int match(org.json.JSONObject json,
 org.json.JSONObject partialJson)

matchNreplace

public static org.json.JSONObject matchNreplace(org.json.JSONObject json,
 org.json.JSONObject partialJson)

isEqual

public static boolean isEqual(org.json.JSONObject json1,
 String json2,
 TermParser parser,
 String[] setProperties)
                       throws SimpleParseException,
IOException

Throws:

SimpleParseException

IOException

isEqual

public static boolean isEqual(org.json.JSONObject json1,
 org.json.JSONObject json2,
 TermParser parser,
 String[] setProperties)
                       throws SimpleParseException,
IOException

Throws:

SimpleParseException

IOException

createJSONObjects

public static List<org.json.JSONObject> createJSONObjects(String jsonString)

Create a set of Json objects out of a string (array of jsons)

Parameters:

jsonString - , the string containing the jsons

Returns:

createJSONObject

public static org.json.JSONObject createJSONObject(String jsonString)

Create a Json objects out of a string

Parameters:

jsonString - , the string containing the json

Returns:

createTriples

public static List<Object[]> createTriples(org.json.JSONObject json,
 TermParser parser,
 boolean encode,
 Set<String> setProperties)
                                    throws IOException,
SimpleParseException

Creating triples out of a json object

Parameters:

json - , the Json object

parser - , the term parser

encode - , should strings be encoded

setProperties - , the properties which are represented as sets

Returns:

Throws:

IOException

SimpleParseException

createSchemaTriples

public static List<Object[]> createSchemaTriples(org.json.JSONObject json)

create additional triples for OO-logic schema

Parameters:

json -

Returns:

createTriples

public static List<Object[]> createTriples(Collection<org.json.JSONObject> jsons,
 TermParser parser,
 boolean encode,
 Set<String> setProperties)
                                    throws IOException,
SimpleParseException

Creating triples out of a set of Json objects

Parameters:

jsons - , the Json objects

parser - , the term parser

encode - , should strings be encoded

setProperties - , those properties which are represented as sets

Returns:

Throws:

IOException

SimpleParseException

createGraphQLSchema

public static org.json.JSONObject createGraphQLSchema(org.json.JSONObject jsonSchema)

create a graph ql schema out of a json schema, which in turn has been created out of an OO-logic class.
Only those schemas which can be created from OO-logic classes can be processed

Parameters:

jsonSchema - , the json schema

Returns:

createJSONObject

public static org.json.JSONObject createJSONObject(JsonIdentifier id,
 Map<JsonIdentifier,List<Object[]>> objects,
 Map<JsonIdentifier,org.json.JSONObject> alreadyCreated,
 boolean decode)

create a json with id out of triples

Parameters:

id -

objects -

alreadyCreated -

decode - , apply string decoding

Returns:

createLiterals

public static List<Literal> createLiterals(Collection<org.json.JSONObject> jsons,
 TermParser parser,
 String module,
 boolean encode,
 Set<String> setProperties)
                                    throws IOException,
SimpleParseException

Creating literals out of a set of Json objects

Parameters:

jsons - , the Json objects

setProperties - , the properties which are represented as sets

Returns:

Throws:

IOException

SimpleParseException

createLiterals

public static List<Literal> createLiterals(org.json.JSONObject json,
 TermParser parser,
 Object module,
 boolean encode,
 Set<String> setProperties)
                                    throws IOException,
SimpleParseException

Creating literals out of a json object

Parameters:

json - , the Json object

setProperties - , the properties which are represented as set

Returns:

Throws:

IOException

SimpleParseException

getIdentifier

public static JsonIdentifier getIdentifier(JsonIdentifier topid,
 String name,
 int index,
 org.json.JSONObject json)

getTopIdentifier

public static JsonIdentifier getTopIdentifier(org.json.JSONObject json)

getTopIdentifier

public static JsonIdentifier getTopIdentifier(String id)

createLiterals

public static List<Literal> createLiterals(List<Object[]> triples,
 Object module)

createLiteralsEncoded

public static List<Literal> createLiteralsEncoded(Collection<Object[]> triples)
                                           throws SymboltableException,
IOException

create a set of literals out of a set of encoded triples

Parameters:

triples -

Returns:

Throws:

IOException

SymboltableException

createLiteralsEncoded

public static List<Literal> createLiteralsEncoded(Collection<Object[]> triples,
 Object module)
                                           throws SymboltableException,
IOException

create a set of literals out of a set of encoded triples

Parameters:

triples -

module -

Returns:

Throws:

IOException

SymboltableException

timeToCalendar

public static Calendar timeToCalendar(String time)

addValue

public static void addValue(org.json.JSONObject obj,
 String key,
 Object value,
 boolean decode)

add a key value pair to a Json object

Parameters:

obj - , json object

key - , key

value - , value

addValue

public static void addValue(org.json.JSONArray obj,
 Object value,
 boolean decode)

Add a value to a Json array

Parameters:

obj -

value -

createLogEntry

public static String createLogEntry(String action,
 String jsonToAdd,
 String jsonToDelete,
 String path,
 boolean addTimestamp)

Creates a json object which will be written to the log file. The json object is made up of the action (create, update, delete) the json of the (created, updated, deleted) element and a timestamp.

Parameters:

action - (create, update, delete, load)

json - of the element which is created, updated or deleted or path of file to be loaded

addTimestamp - current timestamp

Returns:

readJsonFromStream

public static List<org.json.JSONObject> readJsonFromStream(Reader in)
                                                    throws IOException

read a set of jsons from stream

Parameters:

in -

Returns:

Throws:

IOException

main

public static void main(String[] args)