Package org.imixs.workflow.services.rest

Class RestClient

java.lang.Object

org.imixs.workflow.services.rest.RestClient

public class RestClient
extends Object

The Imixs RestClient is a helper class for a Rest based communication without the use of Jax-rs.

The Imixs RestClient provides methods to GET and POST data objects.

The client throws a RestAPIException in case of an communication error.

For a convinient way to access the Imixs-Rest API use the Imixs-Melman project on Github.

Author:

Ralph Soika

Field Summary

Fields

Modifier and Type	Field	Description
protected List<RequestFilter>	requestFilterList

Constructor Summary

Constructors

Constructor	Description
RestClient()
RestClient(String rootURL)

Method Summary

Modifier and Type	Method	Description
String	get(String uri)	Gets the content of a GET request from a Rest Service URI Endpoint.
String	getEncoding()
int	getLastHTTPResult()	This method returns the last HTTP Result
String	getServiceEndpoint()
String	post(String uri, byte[] data, String _contentType)	Posts a byte array to a Rest Service URI Endpoint.
String	post(String uri, byte[] data, String _contentType, String acceptType)	Posts a byte array to a Rest Service URI Endpoint.
String	post(String uri, String dataString, String contentType)	Posts a String data object with a specific Content-Type to a Rest Service URI Endpoint.
String	post(String uri, String dataString, String _contentType, String acceptType)	Posts a String data object with a specific Content-Type to a Rest Service URI Endpoint.
void	registerRequestFilter(RequestFilter filter)	Register a ClientRequestFilter instance.
void	setEncoding(String aEncoding)
void	setRequestProperty(String key, String value)	Set a single header request property

Methods inherited from class java.lang.Object

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

Field Details

requestFilterList

protected List<RequestFilter> requestFilterList

Constructor Details

RestClient

public RestClient()

RestClient

public RestClient(String rootURL)

Method Details

registerRequestFilter

public void registerRequestFilter(RequestFilter filter)

Register a ClientRequestFilter instance.

Parameters:

filter - - request filter instance.

getEncoding

public String getEncoding()

setEncoding

public void setEncoding(String aEncoding)

getServiceEndpoint

public String getServiceEndpoint()

setRequestProperty

public void setRequestProperty(String key,
 String value)

Set a single header request property

post

public String post(String uri,
 String dataString,
 String contentType)
            throws RestAPIException

Posts a String data object with a specific Content-Type to a Rest Service URI Endpoint. This method can be used to simulate different post scenarios.

The parameter 'contnetType' can be used to request a specific media type.

Parameters:

uri - - Rest Endpoint URI

dataString - - content

contentType - - request MediaType

Returns:

content

Throws:

RestAPIException

Exception

post

public String post(String uri,
 String dataString,
 String _contentType,
 String acceptType)
            throws RestAPIException

Posts a String data object with a specific Content-Type to a Rest Service URI Endpoint. This method can be used to simulate different post scenarios.

The parameter 'contnetType' and 'acceptType' can be used to request and accept specific media types.

Parameters:

uri - - Rest Endpoint URI

dataString - - content

contentType - - request MediaType

acceptType - - accept MediaType

Returns:

content

Throws:

RestAPIException

post

public String post(String uri,
 byte[] data,
 String _contentType)
            throws RestAPIException

Posts a byte array to a Rest Service URI Endpoint. This method can be used to simulate different post scenarios.

The parameter 'contnetType' and 'acceptType' can be used to request and accept specific media types.

Parameters:

uri - - Rest Endpoint URI

data - - content

contentType - - request MediaType

acceptType - - accept MediaType

Returns:

content

Throws:

RestAPIException

post

public String post(String uri,
 byte[] data,
 String _contentType,
 String acceptType)
            throws RestAPIException

Posts a byte array to a Rest Service URI Endpoint. This method can be used to simulate different post scenarios.

The parameter 'contnetType' and 'acceptType' can be used to request and accept specific media types.

Parameters:

uri - - Rest Endpoint URI

data - - content

contentType - - request MediaType

acceptType - - accept MediaType

Returns:

content

Throws:

RestAPIException

getLastHTTPResult

public int getLastHTTPResult()

This method returns the last HTTP Result

Returns:

get

public String get(String uri)
           throws RestAPIException

Gets the content of a GET request from a Rest Service URI Endpoint. I case of an error the method throws a RestAPIException.

Parameters:

uri - - Rest Endpoint RUI

Returns:

- content or null if no content is available.

Throws:

RestAPIException