Package org.openmetadata.service.util

Class JsonUtils

java.lang.Object

org.openmetadata.service.util.JsonUtils

public final class JsonUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ENTITY_TYPE_ANNOTATION
static final String	FIELD_TYPE_ANNOTATION
static final String	JSON_FILE_EXTENSION

Method Summary

Modifier and Type	Method	Description
static javax.json.JsonValue	applyPatch(Object original, javax.json.JsonPatch patch)	Applies the patch on original object and returns the updated object
static <T> T	applyPatch(T original, javax.json.JsonPatch patch, Class<T> clz)
static boolean	areEquals(Object obj1, Object obj2)	Compared the canonicalized JSON representation of two object to check if they are equals or not
static <T> T	convertValue(Object object, com.fasterxml.jackson.core.type.TypeReference<T> toValueTypeRef)
static <T> T	convertValue(Object object, Class<T> clz)
static <T> T	deepCopy(T original, Class<T> clazz)
static <T> T	extractValue(com.fasterxml.jackson.databind.JsonNode jsonNode, String... keys)
static <T> T	extractValue(String jsonResponse, String... keys)
static Type	getEntityType(String jsonSchemaFile)	Get all the fields types from the `definitions` section of a JSON schema file that are annotated with "$comment" field set to "@om-entity-type".
static List<Type>	getFieldTypes(String jsonSchemaFile)	Get all the fields types from the `definitions` section of a JSON schema file that are annotated with "$comment" field set to "@om-field-type".
static javax.json.JsonPatch	getJsonPatch(Object v1, Object v2)
static javax.json.JsonPatch	getJsonPatch(String v1, String v2)
static com.networknt.schema.JsonSchema	getJsonSchema(String schema)
static javax.json.JsonStructure	getJsonStructure(Object o)
static Map<String,Object>	getMap(Object o)
static com.fasterxml.jackson.databind.node.ObjectNode	getObjectNode()
static com.fasterxml.jackson.databind.node.ObjectNode	getObjectNode(String key, com.fasterxml.jackson.databind.JsonNode value)
static List<Type>	getTypes()	Get all the fields types and entity types from OpenMetadata JSON schema definition files.
static boolean	hasAnnotation(com.fasterxml.jackson.databind.JsonNode jsonNode, String annotation)
static String	pojoToJson(Object o)
static String	pojoToJson(Object o, boolean prettyPrint)
static String	pojoToMaskedJson(Object entity)	Serialize object removing all the fields annotated with @MaskedField
static javax.json.JsonValue	readJson(String s)
static <T> List<T>	readObjects(String json, Class<T> clz)	Read an array of objects of type T from json
static <T> List<T>	readObjects(List<String> jsons, Class<T> clz)	Read an object of type T from json
static <T> T	readOrConvertValue(Object obj, Class<T> clz)
static com.fasterxml.jackson.databind.JsonNode	readTree(String extensionJson)
static <T> T	readValue(String json, com.fasterxml.jackson.core.type.TypeReference<T> valueTypeRef)
static <T> T	readValue(String json, Class<T> clz)
static <T> T	readValue(String json, String clazzName)
static <T> T	toExposedEntity(Object entity, Class<T> clazz)	Serialize object removing all the fields annotated with @ExposedField
static <T> T	treeToValue(com.fasterxml.jackson.databind.JsonNode jsonNode, Class<T> classType)
static com.fasterxml.jackson.databind.JsonNode	valueToTree(Object object)

Methods inherited from class java.lang.Object

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

Field Details

FIELD_TYPE_ANNOTATION

public static final String FIELD_TYPE_ANNOTATION

See Also:

• Constant Field Values

ENTITY_TYPE_ANNOTATION

public static final String ENTITY_TYPE_ANNOTATION

See Also:

• Constant Field Values

JSON_FILE_EXTENSION

public static final String JSON_FILE_EXTENSION

See Also:

• Constant Field Values

Method Details

pojoToJson

public static String pojoToJson(Object o)

pojoToJson

public static String pojoToJson(Object o,
 boolean prettyPrint)

getJsonStructure

public static javax.json.JsonStructure getJsonStructure(Object o)

getMap

public static Map<String,Object> getMap(Object o)

readOrConvertValue

public static <T> T readOrConvertValue(Object obj,
 Class<T> clz)

readValue

public static <T> T readValue(String json,
 String clazzName)

readValue

public static <T> T readValue(String json,
 Class<T> clz)

readValue

public static <T> T readValue(String json,
 com.fasterxml.jackson.core.type.TypeReference<T> valueTypeRef)

readObjects

public static <T> List<T> readObjects(String json,
 Class<T> clz)

Read an array of objects of type T from json

readObjects

public static <T> List<T> readObjects(List<String> jsons,
 Class<T> clz)

Read an object of type T from json

convertValue

public static <T> T convertValue(Object object,
 Class<T> clz)

convertValue

public static <T> T convertValue(Object object,
 com.fasterxml.jackson.core.type.TypeReference<T> toValueTypeRef)

applyPatch

public static javax.json.JsonValue applyPatch(Object original,
 javax.json.JsonPatch patch)

Applies the patch on original object and returns the updated object

applyPatch

public static <T> T applyPatch(T original,
 javax.json.JsonPatch patch,
 Class<T> clz)

getJsonPatch

public static javax.json.JsonPatch getJsonPatch(String v1,
 String v2)

getJsonPatch

public static javax.json.JsonPatch getJsonPatch(Object v1,
 Object v2)

readJson

public static javax.json.JsonValue readJson(String s)

getJsonSchema

public static com.networknt.schema.JsonSchema getJsonSchema(String schema)

valueToTree

public static com.fasterxml.jackson.databind.JsonNode valueToTree(Object object)

hasAnnotation

public static boolean hasAnnotation(com.fasterxml.jackson.databind.JsonNode jsonNode,
 String annotation)

getTypes

public static List<Type> getTypes()

Get all the fields types and entity types from OpenMetadata JSON schema definition files.

getFieldTypes

public static List<Type> getFieldTypes(String jsonSchemaFile)

Get all the fields types from the `definitions` section of a JSON schema file that are annotated with "$comment" field set to "@om-field-type".

getEntityType

public static Type getEntityType(String jsonSchemaFile)

Get all the fields types from the `definitions` section of a JSON schema file that are annotated with "$comment" field set to "@om-entity-type".

pojoToMaskedJson

public static String pojoToMaskedJson(Object entity)

Serialize object removing all the fields annotated with @MaskedField

toExposedEntity

public static <T> T toExposedEntity(Object entity,
 Class<T> clazz)

Serialize object removing all the fields annotated with @ExposedField

getObjectNode

public static com.fasterxml.jackson.databind.node.ObjectNode getObjectNode(String key,
 com.fasterxml.jackson.databind.JsonNode value)

getObjectNode

public static com.fasterxml.jackson.databind.node.ObjectNode getObjectNode()

readTree

public static com.fasterxml.jackson.databind.JsonNode readTree(String extensionJson)

treeToValue

public static <T> T treeToValue(com.fasterxml.jackson.databind.JsonNode jsonNode,
 Class<T> classType)

areEquals

public static boolean areEquals(Object obj1,
 Object obj2)

Compared the canonicalized JSON representation of two object to check if they are equals or not

deepCopy

public static <T> T deepCopy(T original,
 Class<T> clazz)

extractValue

public static <T> T extractValue(String jsonResponse,
 String... keys)

extractValue

public static <T> T extractValue(com.fasterxml.jackson.databind.JsonNode jsonNode,
 String... keys)