Java Code Examples for org.restlet.representation.Representation#getStream()

@Put
public String update(Representation entity){
	
	String deploymentId = getAttribute("deploymentId");
	InputStream input = null;
	try {
		input = entity.getStream();
		if(input == null){
			throw new FoxbpmPluginException("请求中必须包含文件流", "Rest服务");
		}
		ModelService modelService = FoxBpmUtil.getProcessEngine().getModelService();
		DeploymentBuilder deploymentBuilder = modelService.createDeployment();
		ZipInputStream zip = new ZipInputStream(input);
		deploymentBuilder.updateDeploymentId(deploymentId);
		deploymentBuilder.addZipInputStream(zip);
		deploymentBuilder.deploy();
		setStatus(Status.SUCCESS_OK);
	} catch (Exception e) {
		if (e instanceof FoxBPMException) {
			throw (FoxBPMException) e;
		}
		throw new FoxBPMException(e.getMessage(), e);
	}
	
	return "SUCCESS";
}
 

@Post
public String deploy(Representation entity){
	InputStream input = null;
	String processDefinitionKey = null;
	try {
		input = entity.getStream();
		if(input == null){
			throw new FoxbpmPluginException("请求中必须包含文件流", "Rest服务");
		}
		ModelService modelService = FoxBpmUtil.getProcessEngine().getModelService();
		ZipInputStream zip = new ZipInputStream(input);
		DeploymentBuilder deploymentBuilder = modelService.createDeployment();
		deploymentBuilder.addZipInputStream(zip);
		Deployment deployment = deploymentBuilder.deploy();
		setStatus(Status.SUCCESS_CREATED);
		ProcessDefinitionQuery processDefinitionQuery = modelService.createProcessDefinitionQuery();
		processDefinitionKey = processDefinitionQuery.deploymentId(deployment.getId()).singleResult().getId();
	} catch (Exception e) {
		if (e instanceof FoxBPMException) {
			throw (FoxBPMException) e;
		}
		throw new FoxBPMException(e.getMessage(), e);
	}		
	return processDefinitionKey;
}
 

@Post
public String postText(Representation entity) throws IOException, Exception {
	NEDAlgo_HITS agdistis = null;
	try {
		agdistis = new NEDAlgo_HITS();
	} catch (IOException e) {
		log.error(
				"Can not load index due to either wrong properties in agdistis.properties or missing index at location",
				e);
		System.exit(0);
	}
	log.info("Start working on Request for AGDISTIS");
	String result = "";
	String text = "";
	String type = "";
	InputStream input = entity.getStream();
	// here the inputStream is duplicated due to it can be read only once.
	// Therefore, we do it for checking if the input is from gerbil or not.
	byte[] byteArray = IOUtils.toByteArray(input);
	InputStream input1 = new ByteArrayInputStream(byteArray);
	InputStream input2 = new ByteArrayInputStream(byteArray);

	String string = IOUtils.toString(input1);
	// Parse the given representation and retrieve data
	Form form = new Form(string);
	text = form.getFirstValue("text");
	type = form.getFirstValue("type");
	log.info("text: " + text);
	log.info("type: " + type);

	if (text == null) {
		result = NIFGerbil(input2, agdistis); // This part is created to
		// work
		// along with GERBIL, because
		// GERBIL only sends the NIF
		// files without taking care of
		// more than one parameter. So,
		// GERBIL is not capable to send
		// the nif in the text parameter
		// making
		// AGDISTIS?type=nif&text= not
		// work.
		return result;
	}
	if (type == null) {
		type = "agdistis";
	}

	if (type.equals("agdistis")) {
		return standardAG(text, agdistis); // This type is the standard
											// and in case the user
											// doesn't send the type
											// parameter, it is
											// considered as the main
											// one(e.g
											// AGDISTIS?type=agdistis&text=<entity>Barack
											// Obama</entity>).

	} else if (type.equals("nif")) {
		return NIFType(text, agdistis); // This type is for AGDISTIS
										// works beyond the GERBIL, this
										// part is in case of user wants
										// to check just a certain NIF
										// file(e.g
										// AGDISTIS?type=nif&text=@prefix....)

	} else if (type.equals("candidates")) {
		return candidateType(text, agdistis); // Here is to let us know
												// about all candidates
												// for each mention and
												// its respective
												// HITS/PageRank score.
	} else {
		return "ERROR";
	}
}
 

protected InputStream get(final String exportURL) throws IOException {
    ClientResource clientResource = new ClientResource(exportURL);
    clientResource.getLogger().setLevel(Level.OFF);
    final Representation representation = clientResource.get();
    return representation != null && representation.isAvailable() ? representation.getStream() : null;
}
 

/**
 * Constructor.<br>
 * In case the representation does not define a character set, the UTF-8
 * character set is used.
 * 
 * @param representation
 *            The web form content.
 * @param decode
 *            Indicates if the parameters should be decoded using the given
 *            character set.
 * @throws IOException
 *             if the stream of the representation could not be opened.
 */
public FormReader(Representation representation, boolean decode)
        throws IOException {
    this.decode = decode;
    this.stream = representation.getStream();
    this.separator = '&';

    if (representation.getCharacterSet() != null) {
        this.characterSet = representation.getCharacterSet();
    } else {
        this.characterSet = CharacterSet.UTF_8;
    }
}