Example usage for org.apache.commons.collections4 CollectionUtils isEmpty

List of usage examples for org.apache.commons.collections4 CollectionUtils isEmpty

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Introduction

In this page you can find the example usage for org.apache.commons.collections4 CollectionUtils isEmpty.

Prototype

public static boolean isEmpty(final Collection<?> coll)

Source Link

Document

Null-safe check if the specified collection is empty.

Usage

From source file:reconf.server.services.property.ReadAllRestrictedPropertiesService.java

@RequestMapping(value = "/product/{prod}/component/{comp}/property/{prop}/rule", method = RequestMethod.GET)
@Transactional(readOnly = true)/* w  w  w .  j a va2  s . com*/
public ResponseEntity<AllRestrictedPropertiesResult> restricted(@PathVariable("prod") String product,
        @PathVariable("comp") String component, @PathVariable("prop") String property,
        HttpServletRequest request, Authentication auth) {

    PropertyKey key = new PropertyKey(product, component, property);

    if (!products.exists(key.getProduct())) {
        return new ResponseEntity<AllRestrictedPropertiesResult>(
                new AllRestrictedPropertiesResult(key, Product.NOT_FOUND), HttpStatus.NOT_FOUND);
    }
    if (!components.exists(new ComponentKey(key.getProduct(), key.getComponent()))) {
        return new ResponseEntity<AllRestrictedPropertiesResult>(
                new AllRestrictedPropertiesResult(key, Component.NOT_FOUND), HttpStatus.NOT_FOUND);
    }
    List<Property> dbProperties = properties
            .findByKeyProductAndKeyComponentAndKeyNameOrderByRulePriorityDescKeyRuleNameAsc(key.getProduct(),
                    key.getComponent(), key.getName());
    if (CollectionUtils.isEmpty(dbProperties)) {
        return new ResponseEntity<AllRestrictedPropertiesResult>(
                new AllRestrictedPropertiesResult(key, Property.NOT_FOUND), HttpStatus.NOT_FOUND);
    }
    List<Rule> rules = new ArrayList<>();
    for (int i = 0; i < dbProperties.size() - 1; i++) {
        rules.add(new Rule(dbProperties.get(i)));
    }

    return new ResponseEntity<AllRestrictedPropertiesResult>(
            new AllRestrictedPropertiesResult(key, rules, CrudServiceUtils.getBaseUrl(request)), HttpStatus.OK);
}

From source file:software.coolstuff.springframework.owncloud.service.impl.local.OwncloudLocalUserDataServiceImpl.java

protected void checkGroupReferences(OwncloudLocalUserData resourceData) {
    for (OwncloudLocalUserData.User user : resourceData.getUsers()) {
        if (CollectionUtils.isEmpty(user.getGroups())) {
            continue;
        }/*w w  w . j a  v  a2s  .  c  o m*/

        log.debug("Check, if the Groups of User {} are registered within the general Group Definitions",
                user.getUsername());
        if (!CollectionUtils.isSubCollection(user.getGroups(), resourceData.getGroups())) {
            Collection<String> unknownGroups = CollectionUtils.subtract(user.getGroups(),
                    resourceData.getGroups());
            final String exceptionMessage = String.format(
                    "User %s has unknown Groups defined: %s. Please define these Groups within <groups> or remove it from the User",
                    user.getUsername(), unknownGroups);
            log.error(exceptionMessage);
            throw new IllegalStateException(exceptionMessage);
        }
    }
}

From source file:software.coolstuff.springframework.owncloud.service.impl.rest.AbstractOwncloudRestServiceImpl.java

protected String getAuthorizationUserFromHeaders(HttpHeaders headers) {
    Validate.notNull(headers);//from  ww  w.j  a  v a 2 s  .c o  m

    List<String> authorizations = headers.get(HttpHeaders.AUTHORIZATION);
    if (CollectionUtils.isEmpty(authorizations)) {
        return null;
    }

    String encodedCredentials = authorizations.get(0);
    if (StringUtils.startsWith(encodedCredentials, AUTHORIZATION_METHOD_PREFIX)) {
        encodedCredentials = StringUtils.substring(encodedCredentials, AUTHORIZATION_METHOD_PREFIX.length());
    }
    final byte[] rawDecodedCredentials = Base64.getDecoder().decode(encodedCredentials.getBytes());
    final String decodedCredentials = new String(rawDecodedCredentials);
    if (!StringUtils.contains(decodedCredentials, ':')) {
        return null;
    }
    return StringUtils.split(decodedCredentials, ':')[0];
}

From source file:software.coolstuff.springframework.owncloud.service.impl.rest.OwncloudRestUserServiceTest.java

private void prepareModificationRestTest(UserModification userModification) throws IOException {
    if (userModification.getExistingUser() != null) {
        respondUser(/*  w  ww .j  a va 2  s .com*/
                RestRequest.builder().method(GET)
                        .url("/cloud/users/" + userModification.getExistingUser().getUsername()).build(),
                UserResponse.builder().enabled(userModification.getExistingUser().isEnabled())
                        .email(userModification.getExistingUser().getEmail())
                        .displayname(userModification.getExistingUser().getDisplayname())
                        .quota(userModification.getExistingUser().getQuota()).build());
    } else {
        respondFailure(
                RestRequest.builder().method(GET)
                        .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                998, "The requested user could not be found");

        if (userModification.isErrorCreateUser()) {
            respondFailure(RestRequest.builder().method(POST).url("/cloud/users").build(),
                    userModification.getErrorCodeCreateUser());
        } else {
            MultiValueMap<String, String> postData = new LinkedMultiValueMap<>();
            postData.put("userid", Lists.newArrayList(userModification.getNewUser().getUsername()));
            postData.put("password", Lists.newArrayList(userModification.getNewUser().getPassword()));
            respondSuccess(RestRequest.builder().method(POST).url("/cloud/users").build(), postData);
        }

        respondUser(
                RestRequest.builder().method(GET)
                        .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                UserResponse.builder().enabled(true).displayname(userModification.getNewUser().getUsername())
                        .build());
    }

    // change the Displayname
    if (userModification.getExistingUser() == null
            || !StringUtils.equals(userModification.getExistingUser().getDisplayname(),
                    userModification.getNewUser().getDisplayname())) {
        if (userModification.isErrorUpdateDisplayName()) {
            respondFailure(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    userModification.getErrorCodeUpdateDisplayName());
        } else {
            MultiValueMap<String, String> putData = new LinkedMultiValueMap<>();
            putData.put("key", Lists.newArrayList("display"));
            putData.put("value", Lists.newArrayList(userModification.getNewUser().getDisplayname()));
            respondSuccess(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    putData);
        }
    }

    // change the eMail
    if (userModification.getExistingUser() == null || !StringUtils
            .equals(userModification.getExistingUser().getEmail(), userModification.getNewUser().getEmail())) {
        if (userModification.isErrorUpdateEmail()) {
            respondFailure(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    userModification.getErrorCodeUpdateEmail());
        } else {
            MultiValueMap<String, String> putData = new LinkedMultiValueMap<>();
            putData.put("key", Lists.newArrayList("email"));
            putData.put("value", Lists.newArrayList(userModification.getNewUser().getEmail()));
            respondSuccess(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    putData);
        }
    }

    // change the Quota
    if (userModification.getExistingUser() == null
            || ObjectUtils.compare(userModification.getExistingUser().getQuota(),
                    userModification.getNewUser().getQuota()) != 0) {
        if (userModification.isErrorUpdateQuota()) {
            respondFailure(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    userModification.getErrorCodeUpdateQuota());
        } else {
            Format quotaFormat = getQuotaFormat();
            MultiValueMap<String, String> putData = new LinkedMultiValueMap<>();
            putData.put("key", Lists.newArrayList("quota"));
            if (userModification.getNewUser().getQuota() != null) {
                putData.put("value",
                        Lists.newArrayList(quotaFormat.format(userModification.getNewUser().getQuota())));
            } else {
                putData.put("value", Lists.newArrayList(""));
            }
            respondSuccess(
                    RestRequest.builder().method(PUT)
                            .url("/cloud/users/" + userModification.getNewUser().getUsername()).build(),
                    putData);
        }
    }

    // change the availatility (enable/disable)
    if (userModification.getExistingUser() != null
            && userModification.getExistingUser().isEnabled() != userModification.getNewUser().isEnabled()) {
        if (userModification.isErrorEnableDisable()) {
            respondFailure(RestRequest.builder().method(PUT)
                    .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/"
                            + (userModification.getNewUser().isEnabled() ? "enable" : "disable"))
                    .build(), userModification.getErrorCodeEnableDisable());
        } else {
            respondSuccess(RestRequest
                    .builder().method(PUT).url("/cloud/users/" + userModification.getNewUser().getUsername()
                            + "/" + (userModification.getNewUser().isEnabled() ? "enable" : "disable"))
                    .build());
        }
    }

    List<String> addedGroups = new ArrayList<>();
    List<String> removedGroups = new ArrayList<>();
    if (userModification.getExistingUser() != null
            && CollectionUtils.isNotEmpty(userModification.getExistingUser().getGroups())) {
        respondGroups(
                RestRequest.builder().method(GET)
                        .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
                userModification.getExistingUser().getGroups().toArray(new String[] {}));
        addedGroups.addAll(CollectionUtils.subtract(userModification.getNewUser().getGroups(),
                userModification.getExistingUser().getGroups()));
        removedGroups.addAll(CollectionUtils.subtract(userModification.getExistingUser().getGroups(),
                userModification.getNewUser().getGroups()));
    } else {
        respondGroups(RestRequest.builder().method(GET)
                .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build());
        addedGroups.addAll(userModification.getNewUser().getGroups());
    }

    if (userModification.isErrorAddGroup()) {
        respondFailure(
                RestRequest.builder().method(POST)
                        .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
                userModification.getErrorCodeAddGroup());
    } else {
        for (String group : addedGroups) {
            MultiValueMap<String, String> postData = new LinkedMultiValueMap<>();
            postData = new LinkedMultiValueMap<>();
            postData.put("groupid", Lists.newArrayList(group));
            respondSuccess(RestRequest.builder().method(POST)
                    .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
                    postData);
        }
    }

    if (userModification.isErrorRemoveGroup()) {
        respondFailure(
                RestRequest.builder().method(DELETE)
                        .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
                userModification.getErrorCodeRemoveGroup());
    } else {
        for (String group : removedGroups) {
            MultiValueMap<String, String> postData = new LinkedMultiValueMap<>();
            postData = new LinkedMultiValueMap<>();
            postData.put("groupid", Lists.newArrayList(group));
            respondSuccess(RestRequest.builder().method(DELETE)
                    .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
                    postData);
        }
    }

    respondUser(
            RestRequest.builder().method(GET).url("/cloud/users/" + userModification.getNewUser().getUsername())
                    .build(),
            UserResponse.builder().enabled(userModification.getNewUser().isEnabled())
                    .email(userModification.getNewUser().getEmail())
                    .displayname(userModification.getNewUser().getDisplayname())
                    .quota(userModification.getNewUser().getQuota()).build());
    respondGroups(
            RestRequest.builder().method(GET)
                    .url("/cloud/users/" + userModification.getNewUser().getUsername() + "/groups").build(),
            CollectionUtils.isEmpty(userModification.getNewUser().getGroups()) ? new String[] {}
                    : userModification.getNewUser().getGroups().toArray(new String[] {}));
}

From source file:spypunk.tetris.ui.controller.event.TetrisControllerTetrisEventHandlerImpl.java

@Override
public List<TetrisControllerCommand> handleEvents(final List<TetrisEvent> tetrisEvents) {
    if (CollectionUtils.isEmpty(tetrisEvents)) {
        return Collections.emptyList();
    }/*from w  ww .  j a  v a  2 s  .  c o m*/

    return tetrisEvents.stream().map(tetrisControllerCommands::get).map(Supplier::get)
            .collect(Collectors.toList());
}

From source file:spypunk.tetris.ui.controller.TetrisControllerImpl.java

private void executeTetrisControllerCommands(
        final Collection<TetrisControllerCommand> tetrisControllerCommands) {
    if (CollectionUtils.isEmpty(tetrisControllerCommands)) {
        return;//from w ww .jav  a  2s  .co m
    }

    tetrisControllerCommands.forEach(tetrisControllerCommand -> tetrisControllerCommand.execute(tetris));
}

From source file:therian.util.BeanProperties.java

public static Set<String> getPropertyNames(ReturnProperties returnProperties, TherianContext context,
        Position.Readable<?> position) {

    List<? extends FeatureDescriptor> descriptors;
    // first try ELResolver:

    try {/*from   w ww .  j  a v a2s . c om*/
        descriptors = IteratorUtils
                .toList(context.getELResolver().getFeatureDescriptors(context, position.getValue()));
    } catch (Exception e) {
        descriptors = null;
    }

    if (CollectionUtils.isEmpty(descriptors)) {
        // java.beans introspection; on RT type if available, else raw position type:
        final Class<?> beanType;
        if (position.getValue() == null) {
            beanType = TypeUtils.getRawType(position.getType(), null);
        } else {
            beanType = position.getValue().getClass();
        }
        try {
            descriptors = Arrays.asList(Introspector.getBeanInfo(beanType).getPropertyDescriptors());
        } catch (IntrospectionException e1) {
            return Collections.emptySet();
        }
    }

    final Set<String> result = new HashSet<>();
    for (final FeatureDescriptor fd : descriptors) {
        final String name = fd.getName();
        if (returnProperties == ReturnProperties.WRITABLE) {
            try {
                if (context.getELResolver().isReadOnly(context, position.getValue(), name)) {
                    continue;
                }
            } catch (Exception e) {
                // if we can't even _check_ for readOnly, assume not writable:
                continue;
            }
        }
        result.add(name);
    }
    return result;
}

From source file:tv.arte.resteventapi.core.querying.SortOp.java

/**
 * @param aliases//from  w  ww  . j  a v  a 2 s .  c o  m
 */
private SortOp(List<String> aliases) {
    this.aliases = aliases;
    if (CollectionUtils.isEmpty(aliases)) {
        throw new RestEventApiRuntimeException("Every SortOp should have at least one alias");
    }
}

From source file:tv.arte.resteventapi.web.controllers.EventsController.java

/**
 * Retrieves events form the API//  w  w w . j  a v  a 2  s . c o  m
 * 
 * @param baseEventRequestParam A set of params
 * @return
 */
@RequestMapping(produces = { RestEventApiMediaType.APPLICATION_VND_API_JSON_VALUE }, method = {
        RequestMethod.GET })
@HrefedLocationHeader
public EventResourceResponse retrieveEvents(@Valid RestEventSearchRequestParam restEventSearchRequestParams) {

    List<RestEvent> restEvents = eventService.retrieveRestEventForSearchParams(restEventSearchRequestParams);

    if (CollectionUtils.isEmpty(restEvents)) {
        throw new NoResultInApiException(Arrays.asList(restEventSearchRequestParams));
    }

    return new EventResourceResponse(restEvents);
}