Example usage for org.springframework.web.util UriComponentsBuilder buildAndExpand

Introduction

In this page you can find the example usage for org.springframework.web.util UriComponentsBuilder buildAndExpand.

Prototype

public UriComponents buildAndExpand(Object... uriVariableValues) 

Source Link

Document

Build a UriComponents instance and replaces URI template variables with the values from an array.

Usage

From source file:com.orange.ngsi2.client.Ngsi2Client.java

/**
 * Update existing or append some attributes to an entity
 * @param entityId the entity ID//w w w  . jav  a 2  s  .  c  o  m
 * @param type optional entity type to avoid ambiguity when multiple entities have the same ID, null or zero-length for empty
 * @param attributes the attributes to update or to append
 * @param append if true, will only allow to append new attributes
 * @return the listener to notify of completion
 */
public ListenableFuture<Void> updateEntity(String entityId, String type, Map<String, Attribute> attributes,
        boolean append) {
    UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(baseURL);
    builder.path("v2/entities/{entityId}");
    addParam(builder, "type", type);
    if (append) {
        addParam(builder, "options", "append");
    }
    return adapt(
            request(HttpMethod.POST, builder.buildAndExpand(entityId).toUriString(), attributes, Void.class));
}

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From source file:org.zalando.boot.etcd.EtcdClient.java

/**
 * Executes the given method on the given location using the given request
 * data./*w  w  w  .  jav  a 2  s  .co  m*/
 * 
 * @param uri
 *            the location
 * @param method
 *            the HTTP method
 * @param requestData
 *            the request data
 * @return the etcd response
 * @throws EtcdException
 *             in case etcd returned an error
 */
private <T> T execute(UriComponentsBuilder uriTemplate, HttpMethod method,
        MultiValueMap<String, String> requestData, Class<T> responseType) throws EtcdException {
    long startTimeMillis = System.currentTimeMillis();
    int retry = -1;

    ResourceAccessException lastException = null;
    do {
        lastException = null;

        URI uri = uriTemplate.buildAndExpand(locations[locationIndex]).toUri();

        RequestEntity<MultiValueMap<String, String>> requestEntity = new RequestEntity<>(requestData, null,
                method, uri);

        try {
            ResponseEntity<T> responseEntity = template.exchange(requestEntity, responseType);
            return responseEntity.getBody();
        } catch (HttpStatusCodeException e) {
            EtcdError error = null;
            try {
                error = responseConverter.getObjectMapper().readValue(e.getResponseBodyAsByteArray(),
                        EtcdError.class);
            } catch (IOException ex) {
                error = null;
            }
            throw new EtcdException(error, "Failed to execute " + requestEntity + ".", e);
        } catch (ResourceAccessException e) {
            log.debug("Failed to execute " + requestEntity + ", retrying if possible.", e);

            if (locationIndex == locations.length - 1) {
                locationIndex = 0;
            } else {
                locationIndex++;
            }
            lastException = e;
        }
    } while (retry <= retryCount && System.currentTimeMillis() - startTimeMillis < retryDuration);

    if (lastException != null) {
        throw lastException;
    } else {
        return null;
    }
}

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