Example usage for org.springframework.web.client ResourceAccessException getCause

List of usage examples for org.springframework.web.client ResourceAccessException getCause

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Introduction

In this page you can find the example usage for org.springframework.web.client ResourceAccessException getCause.

Prototype

public synchronized Throwable getCause()

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:com.sitewhere.rest.service.SiteWhereClient.java

/**
 * Send a REST request and handle the response.
 * /* ww  w.  java 2  s.c  om*/
 * @param url
 * @param method
 * @param input
 * @param clazz
 * @param vars
 * @return
 * @throws SiteWhereSystemException
 */
protected <S, T> S sendRest(String url, HttpMethod method, T input, Class<S> clazz, Map<String, String> vars)
        throws SiteWhereSystemException {
    try {
        HttpHeaders headers = new HttpHeaders();
        headers.add("Authorization", getAuthHeader());
        HttpEntity<T> entity = new HttpEntity<T>(input, headers);
        ResponseEntity<S> response = getClient().exchange(url, method, entity, clazz, vars);
        return response.getBody();
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SiteWhereSystemException) {
            throw (SiteWhereSystemException) e.getCause();
        }
        throw new RuntimeException(e);
    }
}

From source file:org.zalando.stups.oauth2.spring.server.LeakTokenTest.java

@Test
public void testSocketTimeoutException() {

    ResourceAccessException targetException = null;

    RestTemplate restTemplate = new TestInternalRestTemplate(new HttpComponentsClientHttpRequestFactory());
    try {/*from w w  w  .  j  a va  2  s  .  c o  m*/
        restTemplate.exchange(DefaultTokenInfoRequestExecutor.buildRequestEntity(URI.create(URL), TOKEN),
                Map.class);
    } catch (ResourceAccessException e) {
        targetException = e;
    }

    // WE EXPECT NOT TO SEE ANYTHING FROM THE TOKEN
    Assertions.assertThat(targetException.getMessage()).startsWith(MESSAGE_STARTSWITH);
    Assertions.assertThat(targetException.getMessage()).doesNotContain(TOKEN);
    Assertions.assertThat(targetException.getCause().getMessage()).startsWith(JUST_FOR_TESTING);
    Assertions.assertThat(targetException.getCause().getMessage()).doesNotContain(TOKEN);
}

From source file:io.seldon.client.services.ApiServiceImpl.java

private Object performPost(final String endpointUrl, ResourceBean resourceBean) {
    logger.info("* POST Endpoint: " + endpointUrl);
    if (token == null) {
        ResourceBean r = getToken();//from  ww w . j ava 2 s.  c  o  m
        if (r instanceof ErrorBean)
            return r;
    }
    String url = endpointUrl + "&oauth_token=" + token;
    RestTemplate template = createRestTemplate();
    logger.debug("* Posting: " + resourceBean);
    logger.debug("** Endpoint: " + url);
    // API return types for posts vary: Map on success, ErrorBean on failure -- we're forced to use Object here:
    ResponseEntity<Object> responseEntity = null;
    try {
        responseEntity = template.postForEntity(url, resourceBean, Object.class);
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SocketTimeoutException) {
            return createTimeoutBean();
        }
    }
    Object body = responseEntity.getBody();
    logger.debug("** Response: " + body);
    if (body instanceof Map) {
        @SuppressWarnings("unchecked")
        Map<String, Object> map = (Map<String, Object>) body;
        String response = (String) map.get("response");
        String errorMessage = (String) map.get("error_msg"); // if this is an error bean
        if (response == null && errorMessage != null) {
            response = errorMessage;
        }
        if (response != null) { // not great; some posts return response maps, some return resource beans
            if (!response.equals("ok")) {
                if (response.equals("Token expired")) {
                    logger.debug("Token expired; acquiring a fresh one...");
                    ResourceBean r = getToken();
                    if (r instanceof ErrorBean)
                        return r;
                    return performPost(endpointUrl, resourceBean);
                } else {
                    return new ErrorBean(map);
                }
            }
        }
    }
    return body;
}

From source file:io.seldon.client.services.ApiServiceImpl.java

private Object performPut(final String endpointUrl, ResourceBean resourceBean) {
    logger.info("* PUT Endpoint: " + endpointUrl);
    if (token == null) {
        ResourceBean r = getToken();//from   w  ww. j  av a  2 s  . c o m
        if (r instanceof ErrorBean)
            return r;
    }
    String url = endpointUrl + "&oauth_token=" + token;
    RestTemplate template = createRestTemplate();
    logger.debug("* PUTting: " + resourceBean);
    logger.debug("** Endpoint: " + url);
    // API return types for posts vary: Map on success, ErrorBean on failure -- we're forced to use Object here:
    //template.put(url, resourceBean);
    HttpEntity<ResourceBean> entity = new HttpEntity<ResourceBean>(resourceBean);
    ResponseEntity<Object> responseEntity = null;
    try {
        responseEntity = template.exchange(url, HttpMethod.PUT, entity, Object.class);
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SocketTimeoutException) {
            return createTimeoutBean();
        }
    }
    Object body = responseEntity.getBody();
    logger.debug("PUT response: " + body);
    if (body instanceof Map) {
        @SuppressWarnings("unchecked")
        Map<String, Object> map = (Map<String, Object>) body;
        String response = (String) map.get("response");
        String errorMessage = (String) map.get("error_msg"); // if this is an error bean
        if (response == null && errorMessage != null) {
            response = errorMessage;
        }
        if (response != null) { // not great; some posts return response maps, some return resource beans
            if (!response.equals("ok")) {
                if (response.equals("Token expired")) {
                    logger.debug("Token expired; acquiring a fresh one...");
                    ResourceBean r = getToken();
                    if (r instanceof ErrorBean)
                        return r;
                    return performPut(endpointUrl, resourceBean);
                } else {
                    return new ErrorBean(map);
                }
            }
        }
    }
    return body;
}

From source file:com.sitewhere.rest.client.SiteWhereClient.java

/**
 * Send a REST request and handle the response.
 * /*  w w w .j a  va 2  s  .  c o  m*/
 * @param url
 * @param method
 * @param input
 * @param clazz
 * @param vars
 * @return
 * @throws SiteWhereSystemException
 */
protected <S, T> S sendRest(String url, HttpMethod method, T input, Class<S> clazz, Map<String, String> vars)
        throws SiteWhereSystemException {
    try {
        HttpHeaders headers = new HttpHeaders();
        headers.add("Authorization", getAuthHeader());
        headers.add(ISiteWhereWebConstants.HEADER_TENANT_TOKEN, getTenantAuthToken());
        HttpEntity<T> entity = new HttpEntity<T>(input, headers);
        ResponseEntity<S> response = getClient().exchange(url, method, entity, clazz, vars);
        return response.getBody();
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SiteWhereSystemException) {
            throw (SiteWhereSystemException) e.getCause();
        }
        throw new RuntimeException(e);
    }
}

From source file:com.sitewhere.rest.client.SiteWhereClient.java

protected <S, T> S sendBinary(String url, HttpMethod method, T input, Class<S> clazz, Map<String, String> vars)
        throws SiteWhereSystemException {
    try {// w ww .  j a v a 2  s. c  o m
        HttpHeaders headers = new HttpHeaders();
        headers.add("Authorization", getAuthHeader());
        headers.add(ISiteWhereWebConstants.HEADER_TENANT_TOKEN, getTenantAuthToken());
        headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
        HttpEntity<T> entity = new HttpEntity<T>(input, headers);
        ResponseEntity<S> response = getClient().exchange(url, method, entity, clazz, vars);
        return response.getBody();
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SiteWhereSystemException) {
            throw (SiteWhereSystemException) e.getCause();
        }
        throw new RuntimeException(e);
    }
}

From source file:com.sitewhere.rest.client.SiteWhereClient.java

/**
 * Send a REST request and return response as byte array.
 * // w w w.j  a v  a2 s.  c  om
 * @param url
 * @param method
 * @param vars
 * @return
 * @throws SiteWhereSystemException
 */
protected <T> byte[] sendRestWithBinaryResponse(String url, HttpMethod method, Map<String, String> vars)
        throws SiteWhereSystemException {
    try {
        HttpHeaders headers = new HttpHeaders();
        headers.add("Authorization", getAuthHeader());
        headers.add(ISiteWhereWebConstants.HEADER_TENANT_TOKEN, getTenantAuthToken());

        ResponseEntity<byte[]> response = getClient().exchange(url, method, new HttpEntity<byte[]>(headers),
                byte[].class, vars);

        return response.getBody();
    } catch (ResourceAccessException e) {
        if (e.getCause() instanceof SiteWhereSystemException) {
            throw (SiteWhereSystemException) e.getCause();
        }
        throw new RuntimeException(e);
    }
}