Examples with Representation org.restlet.representation.Representation used on opensource projects

Example 36 with Representation

use of org.restlet.representation.Representation in project helix by apache.

the class TestClusterManagementWebapp method verifyEnableCluster.

void verifyEnableCluster() throws Exception {
    System.out.println("START: verifyEnableCluster()");
    String httpUrlBase = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/Controller";
    Map<String, String> paramMap = new HashMap<String, String>();
    paramMap.put(JsonParameters.MANAGEMENT_COMMAND, ClusterSetup.enableCluster);
    paramMap.put(JsonParameters.ENABLED, "" + false);
    Reference resourceRef = new Reference(httpUrlBase);
    Request request = new Request(Method.POST, resourceRef);
    request.setEntity(JsonParameters.JSON_PARAMETERS + "=" + ClusterRepresentationUtil.ObjectToJson(paramMap), MediaType.APPLICATION_ALL);
    Response response = _gClient.handle(request);
    Representation result = response.getEntity();
    StringWriter sw = new StringWriter();
    result.write(sw);
    System.out.println(sw.toString());
    // verify pause znode exists
    String pausePath = PropertyPathBuilder.pause(clusterName);
    System.out.println("pausePath: " + pausePath);
    boolean exists = _gZkClient.exists(pausePath);
    Assert.assertTrue(exists, pausePath + " should exist");
    // Then enable it
    paramMap.put(JsonParameters.ENABLED, "" + true);
    request = new Request(Method.POST, resourceRef);
    request.setEntity(JsonParameters.JSON_PARAMETERS + "=" + ClusterRepresentationUtil.ObjectToJson(paramMap), MediaType.APPLICATION_ALL);
    response = _gClient.handle(request);
    result = response.getEntity();
    sw = new StringWriter();
    result.write(sw);
    System.out.println(sw.toString());
    // verify pause znode doesn't exist
    exists = _gZkClient.exists(pausePath);
    Assert.assertFalse(exists, pausePath + " should be removed");
    System.out.println("END: verifyEnableCluster()");
}

Example 37 with Representation

use of org.restlet.representation.Representation in project helix by apache.

the class TestHelixAdminScenariosRest method deleteUrl.

void deleteUrl(String url, boolean hasException) throws IOException {
    Reference resourceRef = new Reference(url);
    Request request = new Request(Method.DELETE, resourceRef);
    Response response = _gClient.handle(request);
    Representation result = response.getEntity();
    StringWriter sw = new StringWriter();
    result.write(sw);
    Assert.assertTrue(hasException == sw.toString().toLowerCase().contains("exception"));
}

Example 38 with Representation

use of org.restlet.representation.Representation in project openems by OpenEMS.

the class DeviceNatureRestlet method handle.

@Override
public void handle(Request request, Response response) {
    super.handle(request, response);
    // call handler methods
    if (request.getMethod().equals(Method.GET)) {
        Representation entity = get();
        response.setEntity(entity);
    }
}

Example 39 with Representation

use of org.restlet.representation.Representation in project qi4j-sdk by Qi4j.

the class LinksResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    if (result instanceof Link) {
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedLinkMediaTypes).getMediaType();
        if (MediaType.APPLICATION_JSON.equals(type)) {
            response.setEntity(new StringRepresentation(((Link) result).toString(), MediaType.APPLICATION_JSON));
            return true;
        } else {
            response.setStatus(Status.REDIRECTION_TEMPORARY);
            Link link = (Link) result;
            Reference reference = new Reference(response.getRequest().getResourceRef(), link.href().get());
            response.setLocationRef(reference);
            return true;
        }
    } else if (result instanceof Links) {
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedLinksMediaTypes).getMediaType();
        Representation rep;
        if (MediaType.APPLICATION_JSON.equals(type)) {
            rep = createJsonRepresentation((Links) result);
        } else if (MediaType.TEXT_HTML.equals(type)) {
            rep = createTextHtmlRepresentation(result, response);
        } else if (MediaType.APPLICATION_ATOM.equals(type)) {
            rep = createAtomRepresentation(result, response);
        } else {
            return false;
        }
        response.setEntity(rep);
        return true;
    }
    return false;
}

Example 40 with Representation

use of org.restlet.representation.Representation in project qi4j-sdk by Qi4j.

the class ValueCompositeResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    if (result instanceof ValueComposite) {
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedMediaTypes).getMediaType();
        if (MediaType.APPLICATION_JSON.equals(type)) {
            StringRepresentation representation = new StringRepresentation(valueSerializer.serialize(result), MediaType.APPLICATION_JSON);
            response.setEntity(representation);
            return true;
        } else if (MediaType.TEXT_HTML.equals(type)) {
            Representation rep = new WriterRepresentation(MediaType.TEXT_HTML) {

                @Override
                public void write(Writer writer) throws IOException {
                    // Look for type specific template
                    Template template;
                    try {
                        template = cfg.getTemplate("/rest/template/" + result.getClass().getInterfaces()[0].getSimpleName() + ".htm");
                    } catch (Exception e) {
                        // Use default
                        template = cfg.getTemplate("value.htm");
                    }
                    Map<String, Object> context = new HashMap<String, Object>();
                    context.put("request", response.getRequest());
                    context.put("response", response);
                    context.put("result", result);
                    context.put("util", this);
                    try {
                        template.process(context, writer);
                    } catch (TemplateException e) {
                        throw new IOException(e);
                    }
                }

                public boolean isSequence(Object obj) {
                    return obj instanceof Collection;
                }
            };
            response.setEntity(rep);
            return true;
        }
    }
    return false;
}