Package org.jdrupes.keycloak.moodleauth.moodle

Class RestClient

java.lang.Object

org.jdrupes.keycloak.moodleauth.moodle.RestClient

All Implemented Interfaces:

AutoCloseable

public class RestClient
extends Object
implements AutoCloseable

A class for invoking REST services.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final com.fasterxml.jackson.databind.ObjectMapper	mapper

Constructor Summary

Constructors

Constructor	Description
RestClient(URI uri)	Instantiates a new rest client.
RestClient(URI uri, Map<String,Object> defaultParams)	Instantiates a new rest client.

Method Summary

Modifier and Type	Method	Description
void	close()
static String	encodeData(Map<String,Object> data)	Encodes the map following the non-standard conventions of PHP’s http_build_query
static String	encodeStream(Stream<Map.Entry<String,Object>> data, String keyBase)	Used by encodeData(Map) and recursively invoked as required.
<T> T	invoke(Class<T> resultType, Map<String,Object> queryParams, Map<String,Object> data)	Invoke a request with the parameters specified.
RestClient	setDefaultParams(Map<String,Object> params)	Sets the default params.
RestClient	setUri(URI uri)
URI	uri()

Methods inherited from class java.lang.Object

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

Field Details

mapper

protected static final com.fasterxml.jackson.databind.ObjectMapper mapper

Constructor Details

RestClient

public RestClient(URI uri,
 Map<String,Object> defaultParams)

Instantiates a new rest client.

Parameters:

uri - the uri

defaultParams - the default params

RestClient

public RestClient(URI uri)

Instantiates a new rest client.

Parameters:

uri - the uri

Method Details

setUri

public RestClient setUri(URI uri)

Parameters:

uri - the uri to set

uri

public URI uri()

Returns:

the uri

setDefaultParams

public RestClient setDefaultParams(Map<String,Object> params)

Sets the default params.

Parameters:

params - the params

Returns:

the rest client

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception

invoke

public <T> T invoke(Class<T> resultType,
 Map<String,Object> queryParams,
 Map<String,Object> data)
             throws IOException

Invoke a request with the parameters specified.

Type Parameters:

T - the generic type

Parameters:

resultType - the result type

queryParams - parameters to be added to the query

data - to be send in the body

Returns:

the result

Throws:

IOException - Signals that an I/O exception has occurred.

encodeData

public static String encodeData(Map<String,Object> data)

Encodes the map following the non-standard conventions of PHP’s http_build_query

Parameters:

data - the data

Returns:

the query string

encodeStream

public static String encodeStream(Stream<Map.Entry<String,Object>> data,
 String keyBase)

Used by encodeData(Map) and recursively invoked as required.

Parameters:

data - a stream of entries

keyBase - the key base of null for the top-lebel invocation

Returns:

the query string