Example usage for org.springframework.core.io InputStreamSource getInputStream

List of usage examples for org.springframework.core.io InputStreamSource getInputStream

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Introduction

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

Prototype

InputStream getInputStream() throws IOException;

Source Link

Document

Return an InputStream for the content of an underlying resource.

Usage

From source file:com.github.zhanhb.ckfinder.connector.utils.ImageUtils.java

/**
 * checks if image file is image.//  w w w. j  av  a 2s . co m
 *
 * @param item file upload item
 * @return true if file is image.
 */
public static boolean isValid(InputStreamSource item) {
    BufferedImage bi;
    try (InputStream is = item.getInputStream()) {
        bi = ImageIO.read(is);
    } catch (IOException e) {
        return false;
    }
    return bi != null;
}

From source file:com.github.zhanhb.ckfinder.connector.utils.ImageUtils.java

/**
 * Uploads image and if the image size is larger than maximum allowed it
 * resizes the image.//from  w w w.jav  a 2s  .c o  m
 *
 * @param part servlet part
 * @param file file name
 * @param fileName name of file
 * @param context ckfinder context
 * @throws IOException when IO Exception occurs.
 */
public static void createTmpThumb(InputStreamSource part, Path file, String fileName, CKFinderContext context)
        throws IOException {
    BufferedImage image;
    try (InputStream stream = part.getInputStream()) {
        image = ImageIO.read(stream);
        if (image == null) {
            throw new IOException("Wrong file");
        }
    }
    ImageProperties imageProperties = context.getImage();
    Dimension dimension = createThumbDimension(image, imageProperties.getMaxWidth(),
            imageProperties.getMaxHeight());
    if (dimension.width == 0 || dimension.height == 0
            || (image.getHeight() <= dimension.height && image.getWidth() <= dimension.width)) {
        try (InputStream stream = part.getInputStream()) {
            Files.copy(stream, file, StandardCopyOption.REPLACE_EXISTING);
        }
    } else {
        resizeImage(image, dimension.width, dimension.height, imageProperties.getQuality(), file);
    }
    if (log.isTraceEnabled()) {
        log.trace("thumb size: {}", Files.size(file));
    }
}

From source file:com.github.zhanhb.ckfinder.connector.utils.ImageUtils.java

/**
 * check if image size isn't bigger then biggest allowed.
 *
 * @param part servlet part/*from w  w  w  . j a  v  a 2 s.  c  o  m*/
 * @param context ckfinder context.
 * @return true if image size isn't bigger then biggest allowed.
 * @throws IOException when IO Exception occurs during reading image.
 */
public static boolean checkImageSize(InputStreamSource part, CKFinderContext context) throws IOException {
    ImageProperties image = context.getImage();
    final int maxWidth = image.getMaxWidth();
    final int maxHeight = image.getMaxHeight();
    if (maxHeight == 0 && maxWidth == 0) {
        return true;
    }
    BufferedImage bi;
    try (InputStream stream = part.getInputStream()) {
        bi = ImageIO.read(stream);
    }
    if (bi != null) {
        log.debug("image size: {} {}", bi.getWidth(), bi.getHeight());
        return (maxHeight == 0 || bi.getHeight() <= maxHeight) && (maxWidth == 0 || bi.getWidth() <= maxWidth);
    }
    return false;
}

From source file:org.haedus.io.ClassPathFileHandler.java

@Override
public List<String> readLines(String path) {

    List<String> lines = new ArrayList<String>();

    InputStreamSource resource = new ClassPathResource(path);
    try {//from   w w  w  .  j  a va 2  s  .c  o  m
        InputStream inputStream = resource.getInputStream();
        lines.addAll(IOUtils.readLines(inputStream, encoding));
        inputStream.close();
    } catch (IOException e) {
        LOGGER.error("Error when reading from path \"{}\"!", path);
    }
    return lines;
}

From source file:ru.anr.cmdline.base.plugins.CustomBannerProvider.java

/**
 * {@inheritDoc}//from www.j a va 2s. c o m
 */
@Override
public String getBanner() {

    StringBuilder sb = new StringBuilder();

    try {

        InputStreamSource iss = new ClassPathResource("welcome.text.txt");
        sb.append(FileUtils.readBanner(new InputStreamReader(iss.getInputStream())));

    } catch (IOException ex) {
        logger.info("File 'welcome.text.txt' not found in classpath");
    }

    sb.append(OsUtils.LINE_SEPARATOR);
    return sb.toString();
}

From source file:com.github.zhanhb.ckfinder.connector.plugins.WatermarkProcessor.java

/**
 * Extracts image location from settings or uses default image if none is
 * provided./*w ww . j  a va2s . c  o m*/
 *
 * @param settings
 * @return the parameter
 * @throws IOException when IO Exception occurs.
 */
private BufferedImage getWatermarkImage(WatermarkSettings settings) throws IOException {
    final InputStreamSource source = settings.getSource();
    if (source == null) {
        return null;
    }
    try (InputStream is = source.getInputStream()) {
        return is == null ? null : ImageIO.read(is);
    }

}

From source file:org.mitre.mpf.wfm.pipeline.PipelineManager.java

private <T> T fromXStream(InputStreamSource resource, Class<T> type) throws IOException {
    try (InputStream inputStream = resource.getInputStream()) {
        Object obj = xStream.fromXML(inputStream);
        if (type.isInstance(obj)) {
            //noinspection unchecked
            return (T) obj;
        } else {//  w  ww.  jav a  2  s .  c om
            throw new IllegalArgumentException(String.format("Expected type to be %s but was %s",
                    type.getCanonicalName(), obj.getClass().getCanonicalName()));
        }
    }
}

From source file:org.mitre.mpf.wfm.util.PropertiesUtil.java

private static void copyResource(WritableResource target, InputStreamSource source) throws IOException {
    createParentDir(target);/*from  w ww . j  ava2s.c o  m*/
    try (InputStream inStream = source.getInputStream(); OutputStream outStream = target.getOutputStream()) {
        IOUtils.copy(inStream, outStream);
    }
}

From source file:us.fatehi.schemacrawler.webapp.SchemaCrawlerControllerHappyPathTest.java

@Test
public void happyPath() throws Exception {
    final InputStreamSource testDbStreamSource = new ClassPathResource("/test.db");
    final MockMultipartFile multipartFile = new MockMultipartFile("file", "test.db", "application/octet-stream",
            testDbStreamSource.getInputStream());

    final MvcResult result1 = mvc
            .perform(fileUpload("/schemacrawler").file(multipartFile).param("name", "Sualeh").param("email",
                    "sualeh@hotmail.com"))
            .andExpect(view().name("SchemaCrawlerDiagramResult")).andExpect(status().is2xxSuccessful())
            .andReturn();//from  www.java2  s .c om

    final SchemaCrawlerDiagramRequest diagramRequest = (SchemaCrawlerDiagramRequest) result1.getModelAndView()
            .getModel().get("diagramRequest");
    final String key = diagramRequest.getKey();

    final Optional<Path> sqlitePathOptional = storageService.resolve(key, FileExtensionType.SQLITE_DB);
    assertThat(sqlitePathOptional.isPresent(), is(equalTo(true)));
    final Optional<Path> pngPathOptional = storageService.resolve(key, FileExtensionType.PNG);
    assertThat(pngPathOptional.isPresent(), is(equalTo(true)));
    final Optional<Path> jsonPathOptional = storageService.resolve(key, FileExtensionType.JSON);
    assertThat(jsonPathOptional.isPresent(), is(equalTo(true)));

    final SchemaCrawlerDiagramRequest schemaCrawlerDiagramRequestFromJson = SchemaCrawlerDiagramRequest
            .fromJson(IOUtils.toString(new FileReader(jsonPathOptional.get().toFile())));
    assertThat(diagramRequest, is(equalTo(schemaCrawlerDiagramRequestFromJson)));

    final MvcResult result2 = mvc.perform(get("/schemacrawler/" + key))
            .andExpect(view().name("SchemaCrawlerDiagram")).andExpect(status().is2xxSuccessful()).andReturn();
    assertThat(result2.getResponse().getContentAsString(), containsString("/schemacrawler/images/" + key));

    final MvcResult result3 = mvc.perform(get("/schemacrawler/images/" + key).accept(MediaType.IMAGE_PNG))
            .andExpect(status().isOk()).andReturn();
    final int contentLength = result3.getResponse().getContentLength();
    assertThat(contentLength, is(greaterThan(0)));
    // assertThat(contentLength, is(greaterThan(14_500)));
    // assertThat(contentLength, is(lessThan(15_500)));

}

From source file:us.fatehi.schemacrawler.webapp.service.storage.FileSystemStorageService.java

/**
 * {@inheritDoc}//ww w .  j a  va2  s  .c  o m
 */
@Override
public void store(final InputStreamSource streamSource, final String filenameKey,
        final FileExtensionType extension) throws Exception {
    validateFilenameKey(filenameKey);
    if (streamSource == null || extension == null) {
        throw new Exception(String.format("Failed to store file %s%s", filenameKey, extension));
    }

    // Save stream to a file
    final Path filePath = storageRoot.resolve(filenameKey + "." + extension.getExtension());
    copy(streamSource.getInputStream(), filePath);

    // Check that the file is not empty
    if (Files.size(filePath) == 0) {
        Files.delete(filePath);
        throw new Exception(String.format("No data for file %s.%s", filenameKey, extension));
    }
}