Example usage for java.io Reader close

List of usage examples for java.io Reader close

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Introduction

In this page you can find the example usage for java.io Reader close.

Prototype

public abstract void close() throws IOException;

Source Link

Document

Closes the stream and releases any system resources associated with it.

Usage

From source file:com.walmartlabs.mupd8.application.Config.java

private JSONObject applyFiles(JSONObject destination, File... configFiles) throws IOException {
    for (File file : configFiles) {
        Reader reader = new FileReader(file);
        // TODO Switch to try (Reader reader = new FileReader(file)) { ... } for Java 7.
        try {/*from   w  w w .j av a 2  s .  c o m*/
            JSONObject parsedFile = (JSONObject) JSONValue.parse(readWithPreprocessing(reader));
            apply(destination, parsedFile);
        } finally {
            if (reader != null) {
                reader.close();
            }
        }
    }
    return destination;
}

From source file:org.osiam.client.OsiamUserMeTest.java

private User get_expected_user() throws Exception {
    Reader reader = null;
    StringBuilder jsonUser = null;
    User expectedUser;// w w  w  . ja v a2 s.  c om
    try {
        reader = new FileReader("src/test/resources/__files/user_" + USER_ID + ".json");
        jsonUser = new StringBuilder();
        for (int c; (c = reader.read()) != -1;)
            jsonUser.append((char) c);
    } finally {
        try {
            reader.close();
        } catch (Exception e) {
        }
    }

    expectedUser = new ObjectMapper().readValue(jsonUser.toString(), User.class);
    return expectedUser;
}

From source file:io.github.jeddict.jcode.parser.ejs.EJSParser.java

public Consumer<FileTypeStream> getParserManager(List<String> skipFile) {
    return (fileType) -> {
        try {// ww w.  j a  v a  2s.c om
            if (SKIP_FILE_TYPE.contains(fileType.getFileType())
                    || (skipFile != null && skipFile.contains(fileType.getFileName()))
                    || fileType.isSkipParsing()) {
                IOUtils.copy(fileType.getInputStream(), fileType.getOutputStream());
                if (!(fileType.getInputStream() instanceof ZipInputStream)) {
                    fileType.getInputStream().close();
                }
                fileType.getOutputStream().close();
            } else {
                Charset charset = Charset.forName("UTF-8");
                Reader reader = new BufferedReader(new InputStreamReader(fileType.getInputStream(), charset));
                Writer writer = new BufferedWriter(new OutputStreamWriter(fileType.getOutputStream(), charset));
                IOUtils.write(parse(reader), writer);
                if (!(fileType.getInputStream() instanceof ZipInputStream)) {
                    reader.close();
                }
                writer.flush();
                writer.close();
            }

        } catch (ScriptException | IOException ex) {
            Exceptions.printStackTrace(ex);
            System.out.println("Error in template : " + fileType.getFileName());
        }
    };
}

From source file:com.github.jknack.handlebars.TemplateLoader.java

/**
 * Load the template as string from a template repository.
 *
 * @param uri The resource's uri. Required.
 * @return The requested resource./*from w  w w . j  a  v  a2 s . com*/
 * @throws IOException If the resource cannot be loaded.
 */
public String loadAsString(final URI uri) throws IOException {
    Reader reader = new BufferedReader(load(uri));
    final int bufferSize = 1024;
    try {
        char[] cbuf = new char[bufferSize];
        StringBuilder sb = new StringBuilder(bufferSize);
        int len;
        while ((len = reader.read(cbuf, 0, bufferSize)) != -1) {
            sb.append(cbuf, 0, len);
        }
        return sb.toString();
    } finally {
        if (reader != null) {
            reader.close();
        }
    }
}

From source file:com.daphne.es.maintain.staticresource.web.controller.utils.YuiCompressorUtils.java

/**
 * js/css  ??.min.js/css/*from  w  w  w.  ja va 2s  .  co m*/
 * @param fileName
 * @return ??
 */
public static String compress(final String fileName) {
    String minFileName = null;
    final String extension = FilenameUtils.getExtension(fileName);
    if ("js".equalsIgnoreCase(extension)) {
        minFileName = fileName.substring(0, fileName.length() - 3) + ".min.js";
    } else if ("css".equals(extension)) {
        minFileName = fileName.substring(0, fileName.length() - 4) + ".min.css";
    } else {
        throw new RuntimeException(
                "file type only is js/css, but was fileName:" + fileName + ", extension:" + extension);
    }
    Reader in = null;
    Writer out = null;
    try {
        in = new BufferedReader(new InputStreamReader(new FileInputStream(fileName), Constants.ENCODING));
        out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(minFileName), Constants.ENCODING));

        if ("js".equals(extension)) {

            CustomErrorReporter errorReporter = new CustomErrorReporter();

            JavaScriptCompressor compressor = new JavaScriptCompressor(in, errorReporter);
            compressor.compress(out, 10, true, false, false, false);

            if (errorReporter.hasError()) {
                throw new RuntimeException(errorReporter.getErrorMessage());
            }

        } else if ("css".equals(extension)) {

            CssCompressor compressor = new CssCompressor(in);
            compressor.compress(out, 10);
        }
    } catch (Exception e) {
        //?js/css
        try {
            FileUtils.copyFile(new File(fileName), new File(minFileName));
        } catch (IOException ioException) {
            throw new RuntimeException("compress error:" + ioException.getMessage(), ioException);
        }
        throw new RuntimeException("compress error:" + e.getMessage(), e);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
            }
        }
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
            }
        }
    }

    if (FileUtils.sizeOf(new File(minFileName)) == 0) {
        try {
            FileUtils.copyFile(new File(fileName), new File(minFileName));
        } catch (IOException ioException) {
            throw new RuntimeException("compress error:" + ioException.getMessage(), ioException);
        }
    }

    return minFileName;
}

From source file:com.plusub.lib.other.LruDiskCache.java

private static String readFully(Reader reader) throws IOException {
    StringWriter writer = null;//from w  w  w .  j a v  a  2s.  c  om
    try {
        writer = new StringWriter();
        char[] buffer = new char[1024];
        int count;
        while ((count = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, count);
        }
        return writer.toString();
    } finally {
        try {
            reader.close();
            writer.close();
        } catch (Throwable e) {
        }
    }
}

From source file:Repackage.java

StringBuffer readInputStream(InputStream is) throws IOException {
    Reader r = new InputStreamReader(is);
    StringWriter w = new StringWriter();

    copy(r, w);/*from ww  w. j  ava  2s  . com*/

    w.close();
    r.close();

    return w.getBuffer();
}

From source file:Repackage.java

StringBuffer readFile(File f) throws IOException {
    InputStream in = new FileInputStream(f);
    Reader r = new InputStreamReader(in);
    StringWriter w = new StringWriter();

    copy(r, w);//from   w w w.  ja v a2 s .c o  m

    w.close();
    r.close();
    in.close();

    return w.getBuffer();
}

From source file:fr.paris.lutece.plugins.helpdesk.modules.solr.search.SolrHelpdeskIndexer.java

/**
 * Builds a {@link SolrItem} element which will be used by Solr during the indexing of the subject list
 *
 * @param subject the {@link Subject} to index
 * @param strUrl the url of the subject/*from   www  . j a v a  2 s . co m*/
 * @param strRoleKey The role key
 * @param plugin The {@link Plugin}
 * @return The Solr {@link SolrItem} containing Subject data
 * @throws IOException The IO Exception
 */
private SolrItem getDocument(Subject subject, String strRoleKey, String strUrl, Plugin plugin)
        throws IOException {
    // make a new, empty document
    SolrItem item = new SolrItem();

    // Setting the URL field
    item.setUrl(strUrl);

    // Setting the Uid field
    String strIdSubject = String.valueOf(subject.getId());
    item.setUid(getResourceUid(strIdSubject, HelpdeskIndexerUtils.CONSTANT_SUBJECT_TYPE_RESOURCE));

    //Setting the Content field
    String strContentToIndex = subject.getText();
    StringReader readerPage = new StringReader(strContentToIndex);
    HTMLParser parser = new HTMLParser(readerPage);

    Reader reader = parser.getReader();
    int c;
    StringBuffer sb = new StringBuffer();

    while ((c = reader.read()) != -1) {
        sb.append(String.valueOf((char) c));
    }

    reader.close();
    item.setContent(sb.toString());

    // Setting the Title field
    item.setTitle(subject.getText());

    // Setting the Site field
    item.setSite(SolrIndexerService.getWebAppName());

    // Setting the Type field
    item.setType(HelpdeskPlugin.PLUGIN_NAME);

    // Setting the Role field
    item.setRole(strRoleKey);

    // return the document
    return item;
}