Example usage for java.io IOException getCause

Introduction

In this page you can find the example usage for java.io IOException 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:org.openhab.tools.analysis.utils.CachingHttpClientTest.java

@Test
public void testMultipleUnsuccessfulRequests() throws Exception {
    // Unique URL is needed for each test as once the URL is used it will be cached
    URL unreachableURL = getUniqueURL(PATH_TO_MISSING_RESOURCE);

    // First request throws exception, because a get request is sent
    try {//from w  w w  . j a va  2  s .co m
        testClient.get(unreachableURL);
    } catch (IOException e) {
        assertThat(e, instanceOf(IOException.class));
        assertThat(e.getMessage(), equalTo("Unable to get " + unreachableURL.toString()));
        assertThat(e.getCause(), instanceOf(FileNotFoundException.class));
    }
    // Next requests do not throw exception
    assertNull(testClient.get(unreachableURL));
    assertNull(testClient.get(unreachableURL));

    verify(server.getHandler(), times(1)).handle(any(), any(), any(), any());
}

From source file:com.starit.diamond.server.controller.AdminController.java

/**
 * ??/*from  ww w.  j  a  v  a  2s .co m*/
 * 
 * @param request
 * @param dataId
 * @param group
 * @param content
 * @param modelMap
 * @return
 */
@RequestMapping(value = "/postConfig", method = RequestMethod.POST)
public String postConfig(HttpServletRequest request, HttpServletResponse response,
        @RequestParam("dataId") String dataId, @RequestParam("group") String group,
        @RequestParam("description") String description, @RequestParam("content") String content,
        ModelMap modelMap) {
    response.setCharacterEncoding("GBK");

    boolean checkSuccess = true;
    String errorMessage = "?";
    if (!StringUtils.hasLength(dataId) || DiamondUtils.hasInvalidChar(dataId.trim())) {
        checkSuccess = false;
        errorMessage = "DataId";
    }
    if (!StringUtils.hasLength(group) || DiamondUtils.hasInvalidChar(group.trim())) {
        checkSuccess = false;
        errorMessage = "";
    }
    if (!StringUtils.hasLength(content)) {
        checkSuccess = false;
        errorMessage = "";
    }
    if (!checkSuccess) {
        modelMap.addAttribute("message", errorMessage);
        try {
            response.sendError(FORBIDDEN_403, errorMessage);
        } catch (IOException ioe) {
            log.error(ioe.getMessage(), ioe.getCause());
        }
        return "/admin/confignew";
    }
    String userName = (String) request.getSession().getAttribute("user");
    this.configService.addConfigInfo(dataId, group, userName, content, description);

    request.getSession().setAttribute("message", "???!");
    return "redirect:" + listConfig(request, response, null, null, 1, 10, modelMap);
}

From source file:com.relicum.ipsum.Locale.PropertyManager.java

/**
 * Read properties to the specified string name of the file.
 *
 * @throws IOException the {@link java.io.IOException} if their was a problem reading from the file.
 *//* w w w.ja  v  a2 s  .co m*/
public void readFromFile() throws IOException {
    try {
        this.readFromFile(file);
    } catch (IOException e) {
        log.log(Level.SEVERE, e.getMessage(), e.getCause());
        throw e;
    }
}

From source file:com.baidu.qa.service.test.parser.CaseFolderParserImpl.java

/**
 * ?suitecase/*from  w ww .  j  av  a  2  s  .  c o  m*/
 * @param casepath case
 * @return ?case?
 * @throws Exception
 */
private CaseData parsecase(String casepath) throws Exception {

    CaseData casedata = new CaseData();
    File caseinfo = new File(casepath + Constant.FILENAME_CASEINFO);
    File input = new File(casepath + Constant.FILENAME_INPUT);
    // ?case?
    InputStream in_caseinfo = new BufferedInputStream(
            new FileInputStream(casepath + Constant.FILENAME_CASEINFO));
    Properties Info_caseinfo = new Properties();
    try {
        Info_caseinfo.load(in_caseinfo);

        casedata.setCaseid(Info_caseinfo.getProperty("caseid"));
        casedata.setDesc(Info_caseinfo.getProperty("desc"));
        casedata.setAction(Info_caseinfo.getProperty("action"));
        casedata.setStatus(Info_caseinfo.getProperty("status"));
        if (Info_caseinfo.containsKey("requesttype")) {
            casedata.setRequesttype(Info_caseinfo.getProperty("requesttype"));
        }
        //?var?
        if (Info_caseinfo.containsKey("var") && Info_caseinfo.getProperty("var").trim().length() != 0) {
            casedata.setHasVar(true);
        }
        in_caseinfo.close();

        // ?case??vargen??
        casedata.setVarGen(VariableGenerator.getGenerator(casepath + Constant.FILENAME_CASEINFO));

        casedata = parseCaseinfo(casedata, casepath);
        return casedata;
    } catch (IOException e) {
        throw new RuntimeException("parse case folder error", e.getCause());

    }

}

From source file:com.relicum.ipsum.Locale.PropertyManager.java

/**
 * Check file the existents of a file and creates it if it is not found;
 *
 * @param file the file/*from  w ww . ja v  a 2 s .co  m*/
 * @return the file
 * @throws IOException the iO exception
 */
@SuppressWarnings("ResultOfMethodCallIgnored")
private File checkFile(String file) throws IOException {
    log.info("The path tried is " + file);
    File tmp = new File(file);
    try {
        tmp.createNewFile();
    } catch (IOException e) {
        log.log(Level.SEVERE, e.getMessage(), e.getCause());
        throw e;
    }

    return tmp;
}

From source file:com.relicum.ipsum.Locale.PropertyManager.java

/**
 * Read properties to the specified string name of the file.
 *
 * @param file the {@link String } name of the file to read the properties from.
 * @throws IOException the {@link java.io.IOException} if the file was not found or there were problems reading from it.
 *///from  w w w.  java 2 s  .c  o  m
public void readFromFile(String file) throws IOException {

    try {
        reader = new FileReader(checkFile(file));
        properties.load(reader);
    } catch (IOException e) {
        log.log(Level.SEVERE, e.getMessage(), e.getCause());
        throw e;
    } finally {
        if (reader != null)
            reader.close();
    }

}

From source file:com.relicum.ipsum.Locale.PropertyManager.java

/**
 * Write properties to the specified string name of the file.
 * <p>If the file doesn't exist it will attempt to create it for you.
 *
 * @param file the {@link String } name of the file to store the properties under.
 * @throws IOException the {@link java.io.IOException} if their was a problem writing to the file.
 */// ww w . j av  a  2s.  c o m
public void writeToFile(String file) throws IOException {

    try {
        writer = new FileWriter(checkFile(file));
        properties.store(writer, "Plugin Messages");
    } catch (IOException e) {
        log.log(Level.SEVERE, e.getMessage(), e.getCause());
        throw e;
    } finally {
        if (writer != null) {
            writer.flush();
            writer.close();
        }
    }
}

From source file:org.immutables.gson.stream.GsonMessageBodyProvider.java

@Override
public Object readFrom(Class<Object> type, Type genericType, Annotation[] annotations, MediaType mediaType,
        MultivaluedMap<String, String> httpHeaders, InputStream entityStream)
        throws IOException, WebApplicationException {
    try {/*from   w  w  w  .  j  a  v a 2  s . c om*/
        return streamer.read(gson, genericType, entityStream);
    } catch (IOException ex) {
        // Experimental
        if (ex.getCause() instanceof RuntimeException) {
            String json = gson.toJson(new Error(ex.getCause().getMessage()));
            throw new WebApplicationException(Response.status(400).type(mediaType).entity(json).build());
        }
        throw ex;
    }
}

From source file:monasca.common.middleware.HttpAuthClient.java

private HttpResponse sendPost(HttpPost httpPost) throws ClientProtocolException {
    HttpResponse response;//from  w  w w . j  ava2s. co  m

    try {
        response = client.execute(httpPost);
        int code = response.getStatusLine().getStatusCode();
        if (!(code == 201 || code == 200 || code == 203)) {
            adminToken = null;
            throw new AdminAuthException("Failed to authenticate admin credentials " + code
                    + response.getStatusLine().getReasonPhrase());
        }
    } catch (IOException e) {
        final String message;
        if ((e.getMessage() == null) && (e.getCause() != null)) {
            message = e.getCause().getMessage();
        } else {
            message = e.getMessage();
        }
        logger.error("Failure authenticating adminUser: {}", message);
        httpPost.abort();
        throw new AdminAuthException("Failure authenticating adminUser :" + message, e);
    }
    return response;
}

From source file:com.alibaba.jstorm.utils.JStormUtils.java

/**
 * @param command// ww w  .ja  va2s  . c  o  m
 * @param environment
 * @param backend
 * @return
 * @throws IOException
 * @@@ it should use DefaultExecutor to start a process, but some little problem have been found, such as exitCode/output string so still use the old method
 *     to start process
 */
public static Process launch_process(final String command, final Map<String, String> environment,
        boolean backend) throws IOException {

    if (backend == true) {
        new Thread(new Runnable() {

            @Override
            public void run() {
                String[] cmdlist = (new String("nohup " + command + " &")).split(" ");
                try {
                    launchProcess(cmdlist, environment);
                } catch (IOException e) {
                    LOG.error("Failed to run " + command + ":" + e.getCause(), e);
                }
            }
        }).start();
        return null;
    } else {
        String[] cmdlist = command.split(" ");
        return launchProcess(cmdlist, environment);
    }
}