Example usage for org.springframework.core.io InputStreamResource InputStreamResource

List of usage examples for org.springframework.core.io InputStreamResource InputStreamResource

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Introduction

In this page you can find the example usage for org.springframework.core.io InputStreamResource InputStreamResource.

Prototype

public InputStreamResource(InputStream inputStream)

Source Link

Document

Create a new InputStreamResource.

Usage

From source file:org.apache.geode.management.internal.web.controllers.ShellCommandsController.java

private ResponseEntity<InputStreamResource> getJsonResponse(String result) {
    HttpHeaders respHeaders = new HttpHeaders();
    try {//w  w w  . j  a  v  a  2 s  . c  o  m
        InputStreamResource isr = new InputStreamResource(toInputStream(result, "UTF-8"));
        respHeaders.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE);
        return new ResponseEntity<>(isr, respHeaders, HttpStatus.OK);
    } catch (Exception e) {
        throw new RuntimeException("IO Error writing file to output stream", e);
    }
}

From source file:org.apache.geode.management.internal.web.controllers.ShellCommandsController.java

private ResponseEntity<InputStreamResource> getFileDownloadResponse(CommandResult commandResult) {
    HttpHeaders respHeaders = new HttpHeaders();
    Path filePath = commandResult.getFileToDownload();
    try {/*from  w  w w  . j  a va 2  s . c  om*/
        InputStreamResource isr = new InputStreamResource(new FileInputStream(filePath.toFile()));
        respHeaders.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_OCTET_STREAM_VALUE);
        return new ResponseEntity<>(isr, respHeaders, HttpStatus.OK);
    } catch (Exception e) {
        throw new RuntimeException("IO Error writing file to output stream", e);
    } finally {
        FileUtils.deleteQuietly(filePath.toFile());
    }
}

From source file:org.apache.ignite.internal.util.spring.IgniteSpringHelperImpl.java

/**
 * @param stream Input stream containing Spring XML configuration.
 * @return Context.//from   w  w w. ja v a  2 s. c o  m
 * @throws IgniteCheckedException In case of error.
 */
private ApplicationContext initContext(InputStream stream) throws IgniteCheckedException {
    GenericApplicationContext springCtx;

    try {
        springCtx = new GenericApplicationContext();

        XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(springCtx);

        reader.setValidationMode(XmlBeanDefinitionReader.VALIDATION_XSD);

        reader.loadBeanDefinitions(new InputStreamResource(stream));

        springCtx.refresh();
    } catch (BeansException e) {
        if (X.hasCause(e, ClassNotFoundException.class))
            throw new IgniteCheckedException(
                    "Failed to instantiate Spring XML application context "
                            + "(make sure all classes used in Spring configuration are present at CLASSPATH) ",
                    e);
        else
            throw new IgniteCheckedException(
                    "Failed to instantiate Spring XML application context" + ", err=" + e.getMessage() + ']',
                    e);
    }

    return springCtx;
}

From source file:org.apache.ignite.internal.util.spring.IgniteSpringHelperImpl.java

/**
 * Creates Spring application context. Optionally excluded properties can be specified,
 * it means that if such a property is found in {@link org.apache.ignite.configuration.IgniteConfiguration}
 * then it is removed before the bean is instantiated.
 * For example, {@code streamerConfiguration} can be excluded from the configs that Visor uses.
 *
 * @param cfgStream Stream where config file is located.
 * @param excludedProps Properties to be excluded.
 * @return Spring application context./*  w  ww.j  a v  a2  s  .  c o  m*/
 * @throws IgniteCheckedException If configuration could not be read.
 */
public static ApplicationContext applicationContext(InputStream cfgStream, final String... excludedProps)
        throws IgniteCheckedException {
    try {
        GenericApplicationContext springCtx = prepareSpringContext(excludedProps);

        XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(springCtx);

        reader.setValidationMode(XmlBeanDefinitionReader.VALIDATION_XSD);

        reader.loadBeanDefinitions(new InputStreamResource(cfgStream));

        springCtx.refresh();

        return springCtx;
    } catch (BeansException e) {
        if (X.hasCause(e, ClassNotFoundException.class))
            throw new IgniteCheckedException(
                    "Failed to instantiate Spring XML application context "
                            + "(make sure all classes used in Spring configuration are present at CLASSPATH) ",
                    e);
        else
            throw new IgniteCheckedException(
                    "Failed to instantiate Spring XML application context [err=" + e.getMessage() + ']', e);
    }
}

From source file:org.apache.kylin.rest.security.PasswordPlaceholderConfigurer.java

/**
 * The PasswordPlaceholderConfigurer will read Kylin properties as the Spring resource
 *//*from   w w w . j  a  v a  2  s .co m*/
public PasswordPlaceholderConfigurer() throws IOException {
    Resource[] resources = new Resource[1];
    //Properties prop = KylinConfig.getKylinProperties();
    Properties prop = getAllKylinProperties();
    StringWriter writer = new StringWriter();
    prop.store(new PrintWriter(writer), "kylin properties");
    String propString = writer.getBuffer().toString();
    IOUtils.closeQuietly(writer);
    InputStream is = IOUtils.toInputStream(propString, Charset.defaultCharset());
    resources[0] = new InputStreamResource(is);
    this.setLocations(resources);
}

From source file:org.apache.synapse.mediators.spring.SpringMediator.java

private synchronized void buildAppContext(MessageContext synCtx) {
    log.debug("Creating Spring ApplicationContext from property key : " + configKey);
    GenericApplicationContext appContext = new GenericApplicationContext();
    XmlBeanDefinitionReader xbdr = new XmlBeanDefinitionReader(appContext);
    xbdr.setValidating(false);/*from w w  w.j  a va 2  s  . c  o m*/
    xbdr.loadBeanDefinitions(new InputStreamResource(
            Util.getStreamSource(synCtx.getConfiguration().getProperty(configKey)).getInputStream()));
    appContext.refresh();
    this.appContext = appContext;
}

From source file:org.egov.infra.utils.FileStoreUtils.java

public ResponseEntity<InputStreamResource> fileAsResponseEntity(String fileStoreId, String moduleName,
        boolean toSave) {
    try {/*from   w  w  w. ja va2  s . co  m*/
        Optional<FileStoreMapper> fileStoreMapper = getFileStoreMapper(fileStoreId);
        if (fileStoreMapper.isPresent()) {
            Path file = getFileAsPath(fileStoreId, moduleName);
            byte[] fileBytes = Files.readAllBytes(file);
            String contentType = isBlank(fileStoreMapper.get().getContentType()) ? Files.probeContentType(file)
                    : fileStoreMapper.get().getContentType();
            return ResponseEntity.ok().contentType(parseMediaType(defaultIfBlank(contentType, JPG_MIME_TYPE)))
                    .cacheControl(CacheControl.noCache()).contentLength(fileBytes.length)
                    .header(CONTENT_DISPOSITION,
                            format(toSave ? CONTENT_DISPOSITION_ATTACH : CONTENT_DISPOSITION_INLINE,
                                    fileStoreMapper.get().getFileName()))
                    .body(new InputStreamResource(new ByteArrayInputStream(fileBytes)));
        }
        return ResponseEntity.notFound().build();
    } catch (IOException e) {
        LOGGER.error("Error occurred while creating response entity from file mapper", e);
        return ResponseEntity.badRequest().build();
    }
}

From source file:org.egov.infra.utils.FileStoreUtils.java

public ResponseEntity<InputStreamResource> fileAsPDFResponse(String fileStoreId, String fileName,
        String moduleName) {//from  ww w.  java2  s .  c  o m
    try {
        File file = fileStoreService.fetch(fileStoreId, moduleName);
        byte[] fileBytes = FileUtils.readFileToByteArray(file);
        return ResponseEntity.ok().contentType(parseMediaType(APPLICATION_PDF_VALUE))
                .cacheControl(CacheControl.noCache()).contentLength(fileBytes.length)
                .header(CONTENT_DISPOSITION, format(CONTENT_DISPOSITION_INLINE, fileName + ".pdf"))
                .body(new InputStreamResource(new ByteArrayInputStream(fileBytes)));
    } catch (IOException e) {
        throw new ApplicationRuntimeException("Error while reading file", e);
    }
}

From source file:org.kuali.rice.krad.datadictionary.ReloadingDataDictionary.java

public void urlContentChanged(final URL url) {
    LOG.info("reloading dictionary configuration for " + url.toString());
    try {// w  w  w . j  a v a  2 s. co  m
        InputStream urlStream = url.openStream();
        InputStreamResource resource = new InputStreamResource(urlStream);

        int originalValidationMode = xmlReader.getValidationMode();
        xmlReader.setValidationMode(XmlBeanDefinitionReader.VALIDATION_XSD);
        xmlReader.loadBeanDefinitions(resource);
        xmlReader.setValidationMode(originalValidationMode);

        UifBeanFactoryPostProcessor factoryPostProcessor = new UifBeanFactoryPostProcessor();
        factoryPostProcessor.postProcessBeanFactory(ddBeans);

        // re-index
        ddIndex.run();
    } catch (Exception e) {
        LOG.info("Exception in dictionary hot deploy: " + e.getMessage(), e);
    }
}

From source file:org.kuali.rice.krad.devtools.datadictionary.ReloadingDataDictionary.java

public void urlContentChanged(final URL url) {
    LOG.info("reloading dictionary configuration for " + url.toString());
    try {/*from w  w  w  . j  a  v  a 2  s  . c  o  m*/
        InputStream urlStream = url.openStream();
        InputStreamResource resource = new InputStreamResource(urlStream);

        List<String> beforeReloadBeanNames = Arrays.asList(ddBeans.getBeanDefinitionNames());

        int originalValidationMode = xmlReader.getValidationMode();
        xmlReader.setValidationMode(XmlBeanDefinitionReader.VALIDATION_XSD);
        xmlReader.loadBeanDefinitions(resource);
        xmlReader.setValidationMode(originalValidationMode);

        List<String> afterReloadBeanNames = Arrays.asList(ddBeans.getBeanDefinitionNames());

        List<String> addedBeanNames = ListUtils.removeAll(afterReloadBeanNames, beforeReloadBeanNames);
        String namespace = KRADConstants.DEFAULT_NAMESPACE;
        if (urlToNamespaceMapping.containsKey(url.toString())) {
            namespace = urlToNamespaceMapping.get(url.toString());
        }

        ddIndex.addBeanNamesToNamespace(namespace, addedBeanNames);

        performDictionaryPostProcessing(true);
    } catch (Exception e) {
        LOG.info("Exception in dictionary hot deploy: " + e.getMessage(), e);
    }
}