org.camunda.spin.impl.json.jackson.query
Class JsonPathJacksonProvider

java.lang.Object
  org.camunda.spin.impl.json.jackson.query.JsonPathJacksonProvider

All Implemented Interfaces:

com.jayway.jsonpath.spi.JsonProvider, com.jayway.jsonpath.spi.MappingProvider

public class JsonPathJacksonProvider
extends Object
implements com.jayway.jsonpath.spi.MappingProvider, com.jayway.jsonpath.spi.JsonProvider

A copy of com.jayway.jsonpath.spi.impl.JacksonProvider which allows a) to use com.fasterxml.jackson b) to pass in a custom ObjectMapper

Author:

Kalle Stenflo, Daniel Meyer

Field Summary

protected com.fasterxml.jackson.databind.ObjectMapper

objectMapper

Constructor Summary

JsonPathJacksonProvider()

JsonPathJacksonProvider(com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Summary

Object	clone(Object obj)
<T> T	convertValue(Object fromValue, Class<T> toValueType)
<T extends Collection<E>,E> T	convertValue(Object fromValue, Class<T> collectionType, Class<E> elementType)
List<Object>	createArray()
Map<String,Object>	createMap()
com.jayway.jsonpath.spi.Mode	getMode()
Object	getProperty(Object obj, Object key) Extracts a value from an object or array
Collection<String>	getPropertyKeys(Object obj) Returns the keys from the given object or the indexes from an array
boolean	isArray(Object obj) checks if object is an array
boolean	isContainer(Object obj) checks if object is a map or an array
boolean	isMap(Object obj) checks if object is a map (i.e. no array)
int	length(Object obj) Get the length of an array or object
Object	parse(InputStream jsonStream)
Object	parse(Reader jsonReader)
Object	parse(String json)
void	setProperty(Object obj, Object key, Object value) Sets a value in an object or array
Iterable<Object>	toIterable(Object obj) Converts given object to an Iterable
String	toJson(Object obj)

Methods inherited from class java.lang.Object

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

Field Detail

objectMapper

protected com.fasterxml.jackson.databind.ObjectMapper objectMapper

Constructor Detail

JsonPathJacksonProvider

public JsonPathJacksonProvider()

JsonPathJacksonProvider

public JsonPathJacksonProvider(com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Detail

getMode

public com.jayway.jsonpath.spi.Mode getMode()

Specified by:

getMode in interface com.jayway.jsonpath.spi.JsonProvider

parse

public Object parse(String json)
             throws com.jayway.jsonpath.InvalidJsonException

Specified by:

parse in interface com.jayway.jsonpath.spi.JsonProvider

Throws:

com.jayway.jsonpath.InvalidJsonException

parse

public Object parse(Reader jsonReader)
             throws com.jayway.jsonpath.InvalidJsonException

Specified by:

parse in interface com.jayway.jsonpath.spi.JsonProvider

Throws:

com.jayway.jsonpath.InvalidJsonException

parse

public Object parse(InputStream jsonStream)
             throws com.jayway.jsonpath.InvalidJsonException

Specified by:

parse in interface com.jayway.jsonpath.spi.JsonProvider

Throws:

com.jayway.jsonpath.InvalidJsonException

toJson

public String toJson(Object obj)

Specified by:

toJson in interface com.jayway.jsonpath.spi.JsonProvider

createMap

public Map<String,Object> createMap()

Specified by:

createMap in interface com.jayway.jsonpath.spi.JsonProvider

createArray

public List<Object> createArray()

Specified by:

createArray in interface com.jayway.jsonpath.spi.JsonProvider

convertValue

public <T> T convertValue(Object fromValue,
                          Class<T> toValueType)
               throws IllegalArgumentException

Specified by:

convertValue in interface com.jayway.jsonpath.spi.MappingProvider

Throws:

IllegalArgumentException

convertValue

public <T extends Collection<E>,E> T convertValue(Object fromValue,
                                                  Class<T> collectionType,
                                                  Class<E> elementType)
                                     throws IllegalArgumentException

Specified by:

convertValue in interface com.jayway.jsonpath.spi.MappingProvider

Throws:

IllegalArgumentException

clone

public Object clone(Object obj)

Specified by:

clone in interface com.jayway.jsonpath.spi.JsonProvider

isContainer

public boolean isContainer(Object obj)

checks if object is a map or an array

Specified by:

isContainer in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - object to check

Returns:

true if obj is a map or an array

isArray

public boolean isArray(Object obj)

checks if object is an array

Specified by:

isArray in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - object to check

Returns:

true if obj is an array

getProperty

public Object getProperty(Object obj,
                          Object key)

Extracts a value from an object or array

Specified by:

getProperty in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - an array or an object

key - a String key or a numerical index

Returns:

the entry at the given key, i.e. obj[key]

setProperty

public void setProperty(Object obj,
                        Object key,
                        Object value)

Sets a value in an object or array

Specified by:

setProperty in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - an array or an object

key - a String key or a numerical index

value - the value to set

isMap

public boolean isMap(Object obj)

checks if object is a map (i.e. no array)

Specified by:

isMap in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - object to check

Returns:

true if the object is a map

getPropertyKeys

public Collection<String> getPropertyKeys(Object obj)

Returns the keys from the given object or the indexes from an array

Specified by:

getPropertyKeys in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - an array or an object

Returns:

the keys for an object or the indexes for an array

length

public int length(Object obj)

Get the length of an array or object

Specified by:

length in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - an array or an object

Returns:

the number of entries in the array or object

toIterable

public Iterable<Object> toIterable(Object obj)

Converts given object to an Iterable

Specified by:

toIterable in interface com.jayway.jsonpath.spi.JsonProvider

Parameters:

obj - an array or an object

Returns:

the entries for an array or the values for a map