use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.Classifier in project java-sdk by watson-developer-cloud.
the class VisualRecognitionTest method testCreateClassifier.
/**
* Test create classifier.
*
* @throws IOException Signals that an I/O exception has occurred.
* @throws InterruptedException the interrupted exception
*/
@Test
public void testCreateClassifier() throws IOException, InterruptedException {
Classifier mockResponse = loadFixture(FIXTURE_CLASSIFIER, Classifier.class);
server.enqueue(new MockResponse().setBody(mockResponse.toString()));
// execute request
File positiveImages = new File(IMAGE_FILE);
File negativeImages = new File(IMAGE_FILE);
String class1 = "class1";
CreateClassifierOptions options = new CreateClassifierOptions.Builder().name(class1).addClass(class1, positiveImages).negativeExamples(negativeImages).build();
Classifier serviceResponse = service.createClassifier(options).execute();
// first request
RecordedRequest request = server.takeRequest();
String path = PATH_CLASSIFIERS + "?" + VERSION_DATE + "=2016-05-20&api_key=" + API_KEY;
assertEquals(path, request.getPath());
assertEquals("POST", request.getMethod());
String body = request.getBody().readUtf8();
String contentDisposition = "Content-Disposition: form-data; name=\"class1_positive_examples\"; filename=\"test.zip\"";
assertTrue(body.contains(contentDisposition));
assertTrue(body.contains("Content-Disposition: form-data; name=\"name\""));
assertEquals(serviceResponse, mockResponse);
}
use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.Classifier in project java-sdk by watson-developer-cloud.
the class VisualRecognitionTest method testGetClassifiers.
/**
* Test get classifiers.
*
* @throws InterruptedException the interrupted exception
* @throws IOException Signals that an I/O exception has occurred.
*/
@Test
public void testGetClassifiers() throws InterruptedException, IOException {
Classifier mockClassifier = loadFixture(FIXTURE_CLASSIFIER, Classifier.class);
List<Classifier> classifiers = new ArrayList<Classifier>();
classifiers.add(mockClassifier);
classifiers.add(mockClassifier);
classifiers.add(mockClassifier);
JsonObject mockResponse = new JsonObject();
mockResponse.add("classifiers", new Gson().toJsonTree(classifiers));
server.enqueue(new MockResponse().setBody(mockResponse.toString()));
ListClassifiersOptions options = new ListClassifiersOptions.Builder().verbose(true).build();
List<Classifier> serviceResponse = service.listClassifiers(options).execute().getClassifiers();
// first request
RecordedRequest request = server.takeRequest();
String path = PATH_CLASSIFIERS + "?" + VERSION_DATE + "=2016-05-20&verbose=true&api_key=" + API_KEY;
assertEquals(path, request.getPath());
assertEquals("GET", request.getMethod());
assertEquals(serviceResponse, classifiers);
}
use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.Classifier in project java-sdk by watson-developer-cloud.
the class VisualRecognitionTest method testGetClassifier.
/**
* Test get classifier.
*
* @throws InterruptedException the interrupted exception
* @throws IOException Signals that an I/O exception has occurred.
*/
@Test
public void testGetClassifier() throws InterruptedException, IOException {
try {
Classifier mockResponse = loadFixture(FIXTURE_CLASSIFIER, Classifier.class);
server.enqueue(new MockResponse().setBody(mockResponse.toString()));
// execute request
String class1 = "class1";
GetClassifierOptions getOptions = new GetClassifierOptions.Builder(class1).build();
Classifier serviceResponse = service.getClassifier(getOptions).execute();
// first request
RecordedRequest request = server.takeRequest();
String path = String.format(PATH_CLASSIFIER + "?" + VERSION_DATE + "=2016-05-20&api_key=" + API_KEY, class1);
assertEquals(path, request.getPath());
assertEquals("GET", request.getMethod());
assertEquals(serviceResponse, mockResponse);
} catch (Exception e) {
e.printStackTrace();
}
}
use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.Classifier in project java-sdk by watson-developer-cloud.
the class VisualRecognition method createClassifier.
/**
* Create a classifier.
*
* Train a new multi-faceted classifier on the uploaded image data. Create your custom classifier with positive or
* negative examples. Include at least two sets of examples, either two positive example files or one positive and one
* negative file. You can upload a maximum of 256 MB per call. Encode all names in UTF-8 if they contain non-ASCII
* characters (.zip and image file names, and classifier and class names). The service assumes UTF-8 encoding if it
* encounters non-ASCII characters.
*
* @param createClassifierOptions the {@link CreateClassifierOptions} containing the options for the call
* @return a {@link ServiceCall} with a response type of {@link Classifier}
*/
public ServiceCall<Classifier> createClassifier(CreateClassifierOptions createClassifierOptions) {
Validator.notNull(createClassifierOptions, "createClassifierOptions cannot be null");
String[] pathSegments = { "v3/classifiers" };
RequestBuilder builder = RequestBuilder.post(RequestBuilder.constructHttpUrl(getEndPoint(), pathSegments));
builder.query(VERSION, versionDate);
MultipartBody.Builder multipartBuilder = new MultipartBody.Builder();
multipartBuilder.setType(MultipartBody.FORM);
multipartBuilder.addFormDataPart("name", createClassifierOptions.name());
// Classes
for (String className : createClassifierOptions.classNames()) {
String dataName = className + "_positive_examples";
File positiveExamples = createClassifierOptions.positiveExamplesByClassName(className);
RequestBody body = RequestUtils.fileBody(positiveExamples, "application/octet-stream");
multipartBuilder.addFormDataPart(dataName, positiveExamples.getName(), body);
}
if (createClassifierOptions.negativeExamples() != null) {
RequestBody negativeExamplesBody = RequestUtils.inputStreamBody(createClassifierOptions.negativeExamples(), "application/octet-stream");
multipartBuilder.addFormDataPart("negative_examples", createClassifierOptions.negativeExamplesFilename(), negativeExamplesBody);
}
builder.body(multipartBuilder.build());
return createServiceCall(builder.build(), ResponseConverterUtils.getObject(Classifier.class));
}
Aggregations