Example usage for java.net URL openStream

List of usage examples for java.net URL openStream

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Introduction

In this page you can find the example usage for java.net URL openStream.

Prototype

public final InputStream openStream() throws java.io.IOException

Source Link

Document

Opens a connection to this URL and returns an InputStream for reading from that connection.

Usage

From source file:gemlite.core.internal.support.system.ServerConfigHelper.java

private synchronized static void initConfig0(String envFile) {
    try {/*w  w  w. ja  v a  2s.c  o m*/
        Enumeration<URL> envs = ServerConfigHelper.class.getClassLoader().getResources(envFile);
        List<URL> list = new ArrayList<>();
        while (envs.hasMoreElements()) {
            list.add(envs.nextElement());
        }
        for (int i = list.size() - 1; i >= 0; i--) {
            URL url = list.get(i);
            System.out.println("Load env from:" + url);
            Properties prop = new Properties();
            prop.load(url.openStream());
            serverConfig.putAll(prop);
        }
        // String url=ServerConfigHelper.class.getClassLoader().getResource(envFile).toString();
        // System.out.println("Load env from:"+url);
        // serverConfig.load(ServerConfigHelper.class.getClassLoader().getResourceAsStream(envFile));
    } catch (IOException e) {
        e.printStackTrace();
        initlized.set(false);
    }
    List<Object> names = new ArrayList<>(serverConfig.keySet());
    Collections.sort(names, new Comparator<Object>() {

        @Override
        public int compare(Object o1, Object o2) {
            return o1.toString().compareTo(o2.toString());
        }
    });
    Iterator<Object> it = names.iterator();
    while (it.hasNext()) {
        String key = it.next().toString();
        // String value = serverConfig.getProperty(key);
        String value = OptionConverter.findAndSubst(key, serverConfig);
        if (NAMES.contains(key))
            processENV(key, value);
        else
            System.out.println(key + ":" + value);
        System.setProperty(key, value);
    }

    if (System.getProperty("BINDIP") == null && System.getenv("BINDIP") != null)
        setProperty(ITEMS.BINDIP.name(), System.getenv("BINDIP"));

    String bindip = getConfig(ITEMS.BINDIP);
    boolean localhost = bindip.equalsIgnoreCase("localhost");
    if (localhost) {
        try {
            InetAddress addr = InetAddress.getLocalHost();
            bindip = addr.getHostAddress();
            setProperty(ITEMS.BINDIP.name(), bindip);
            System.out.println("BINDIP changed to : " + bindip);
            String locators = getConfig(ITEMS.LOCATORS);
            locators = locators.replaceAll("localhost", bindip);
            setProperty(ITEMS.LOCATORS.name(), locators);
            System.out.println("LOCATORS changed to : " + locators);
        } catch (UnknownHostException e) {
            initlized.set(false);
            System.err.println("Unkonw host!");
        }
    }

    processLocators();
    // log
    // PropertyConfigurator.configure(ServerConfigHelper.class.getClassLoader().getResource(log4jFile));

    WorkPathHelper.verifyPath("log");
}

From source file:cz.lbenda.gui.controls.TextAreaFrmController.java

/** Create new instance return main node and controller of this node and sub-nodes */
public static Tuple2<Parent, TextAreaFrmController> createNewInstance() {
    URL resource = TextAreaFrmController.class.getResource(FXML_RESOURCE);
    try {/*from   w w  w .  j a va2  s.c  o m*/
        FXMLLoader loader = new FXMLLoader();
        loader.setLocation(resource);
        loader.setBuilderFactory(new JavaFXBuilderFactory());
        Parent node = loader.load(resource.openStream());
        TextAreaFrmController controller = loader.getController();
        return new Tuple2<>(node, controller);
    } catch (IOException e) {
        LOG.error("Problem with reading FXML", e);
        throw new RuntimeException("Problem with reading FXML", e);
    }
}

From source file:eu.aniketos.ncvm.impl.Tests.java

/**
 * Load a complete text file into a string for use by the testing process.
 * @param file the pathname of the file to read in.
 * @return the contents of the file./*from   ww  w . j  a  v  a  2 s  .  c  o  m*/
 * @throws IOException generated if there is a problem while attempting to read from the file.
 */
private static String LoadTestFile(String file) throws IOException {
    String contents = "";
    BundleContext context = Activator.getContext();
    System.out.println("Reading test file: " + file);
    URL configURL = context.getBundle().getEntry(file);
    if (configURL != null) {
        BufferedReader input = new BufferedReader(new InputStreamReader(configURL.openStream()));
        try {
            // Read in each user
            contents += input.readLine();
            String line = "";
            while (line != null) {
                line = input.readLine();
                if (line != null) {
                    contents += line;
                }
            }
        } finally {
            input.close();
        }
    }

    return contents;
}

From source file:com.griddynamics.jagger.JaggerLauncher.java

public static void loadBootProperties(URL directory, String environmentPropertiesLocation,
        Properties environmentProperties) throws IOException {
    URL bootPropertiesFile = new URL(directory, environmentPropertiesLocation);
    System.setProperty(ENVIRONMENT_PROPERTIES, environmentPropertiesLocation);
    environmentProperties.load(bootPropertiesFile.openStream());

    String defaultBootPropertiesLocation = environmentProperties.getProperty(DEFAULT_ENVIRONMENT_PROPERTIES);
    if (defaultBootPropertiesLocation == null) {
        defaultBootPropertiesLocation = DEFAULT_ENVIRONMENT_PROPERTIES_LOCATION;
    }// w  w w.j av a2s  . co m
    URL defaultBootPropertiesFile = new URL(directory, defaultBootPropertiesLocation);
    Properties defaultBootProperties = new Properties();
    defaultBootProperties.load(defaultBootPropertiesFile.openStream());
    for (String name : defaultBootProperties.stringPropertyNames()) {
        if (!environmentProperties.containsKey(name)) {
            environmentProperties.setProperty(name, defaultBootProperties.getProperty(name));
        }
    }

    Properties properties = System.getProperties();
    for (Enumeration<String> enumeration = (Enumeration<String>) properties.propertyNames(); enumeration
            .hasMoreElements();) {
        String key = enumeration.nextElement();
        environmentProperties.put(key, properties.get(key));
    }

    System.setProperty(ENVIRONMENT_PROPERTIES, environmentPropertiesLocation);
    System.setProperty(DEFAULT_ENVIRONMENT_PROPERTIES, defaultBootPropertiesLocation);
}

From source file:io.apiman.gateway.test.junit.servlet.ServletGatewayTestServer.java

/**
 * Initialize the DB with the apiman gateway DDL.
 * @param connection//from   w  w w. ja va 2s  .c  om
 */
private static void initDB(Connection connection) throws Exception {
    ClassLoader cl = ServletGatewayTestServer.class.getClassLoader();
    URL resource = cl.getResource("ddls/apiman-gateway_h2.ddl");
    try (InputStream is = resource.openStream()) {
        DdlParser ddlParser = new DdlParser();
        List<String> statements = ddlParser.parse(is);
        for (String sql : statements) {
            PreparedStatement statement = connection.prepareStatement(sql);
            statement.execute();
        }
    }
}

From source file:com.github.jrh3k5.mojo.flume.io.ArchiveUtils.java

/**
 * Un-GZIP a file.//from   ww  w. java2 s. c o m
 * 
 * @param toUnzip
 *            A {@link URL} representing the GZIP file to be unzipped.
 * @param toFile
 *            A {@link File} representing the location to which the unzipped file should be placed.
 * @throws IOException
 *             If any errors occur during the unzipping.
 * @see #gzipFile(File, File)
 */
public static void gunzipFile(URL toUnzip, File toFile) throws IOException {
    if (toFile.exists() && !toFile.isFile()) {
        throw new IllegalArgumentException("Destination file " + toFile
                + " exists, but is not a file and, as such, cannot be written to.");
    }

    GZIPInputStream zipIn = null;
    FileOutputStream fileOut = null;
    try {
        zipIn = new GZIPInputStream(toUnzip.openStream());
        fileOut = new FileOutputStream(toFile);
        IOUtils.copy(zipIn, fileOut);
    } finally {
        IOUtils.closeQuietly(fileOut);
        IOUtils.closeQuietly(zipIn);
    }
}

From source file:com.revo.deployr.rbroker.example.util.DeployRUtil.java

public static RData simulateGeneratedData(Logger log) {

    RData df = null;/*from   www.j ava 2s. c  o  m*/
    try {

        URL url = new URL("http://astrostatistics.psu.edu/datasets/HIP_star.dat");
        InputStream is = url.openStream();
        RDataTable table = RDataFactory.createDataTable(is, "\\s+", true, true);
        df = table.asDataFrame("hip");

    } catch (Exception ex) {
        log.warn("Simulate generated data failed, ex=" + ex);
    } finally {
        return df;
    }

}

From source file:de.uzk.hki.da.sb.restfulService.FileUtil.java

/**
 * <p><em>Title: Create a temporary File from a file identified by URL</em></p>
 * <p>Description: Method creates a temporary file from a remote file addressed 
 * an by URL representing the orginal PDF, that should be converted</p>
 * //from  w  w w.  j  a  va 2 s . c o  m
 * @param fileName
 * @param url
 * @return 
 */
public static String saveUrlToFile(String fileName, String url) {

    String path = fileName.substring(0, fileName.lastIndexOf("/"));
    File dir = new File(Configuration.getTempDirPath() + "/" + path);
    dir.mkdirs();

    File inputFile = new File(Configuration.getTempDirPath() + "/" + fileName);
    InputStream is = null;
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    FileOutputStream fos = null;

    log.info(url);
    try {
        URL inputDocument = new URL(url);
        is = inputDocument.openStream();
        bis = new BufferedInputStream(is);

        fos = new FileOutputStream(inputFile);
        bos = new BufferedOutputStream(fos);
        int i = -1;
        while ((i = bis.read()) != -1) {
            bos.write(i);
        }
        bos.flush();
    } catch (Exception e) {
        log.error(e);
    } finally {
        if (bos != null) {
            try {
                bos.close();
            } catch (IOException ioExc) {
                log.error(ioExc);
            }
        }
        if (fos != null) {
            try {
                fos.close();
            } catch (IOException ioExc) {
                log.error(ioExc);
            }
        }
        if (bis != null) {
            try {
                bis.close();
            } catch (IOException ioExc) {
                log.error(ioExc);
            }
        }
        if (is != null) {
            try {
                is.close();
            } catch (IOException ioExc) {
                log.error(ioExc);
            }
        }
    }

    return inputFile.getAbsolutePath();
}

From source file:architecture.common.model.factory.ModelTypeFactory.java

private static List<ModelList> parseLegacyXmlFile(List<ModelList> list) throws Exception {
    ClassLoader cl = Thread.currentThread().getContextClassLoader();
    Enumeration<URL> enumeration = cl.getResources(IF_PLUGIN_PATH);
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);/* ww  w .j a  va 2  s.co  m*/
    XMLReader xmlreader = factory.newSAXParser().getXMLReader();
    ImplFactoryParsingHandler handler = new ImplFactoryParsingHandler();
    xmlreader.setContentHandler(handler);
    xmlreader.setDTDHandler(handler);
    xmlreader.setEntityResolver(handler);
    xmlreader.setErrorHandler(handler);
    System.out.println("Model Enum:");
    do {
        if (!enumeration.hasMoreElements())
            break;
        URL url = (URL) enumeration.nextElement();
        System.out.println(" - " + url);
        try {
            xmlreader.parse(new InputSource(url.openStream()));
            ModelList factorylist = new ModelList();
            factorylist.rank = handler.rank;
            factorylist.modelTypes.addAll(handler.getModels());
            list.add(factorylist);
        } catch (Exception exception) {
        }
    } while (true);

    return list;
}

From source file:com.tc.util.ProductInfo.java

static InputStream getData(String name) {
    CodeSource codeSource = ProductInfo.class.getProtectionDomain().getCodeSource();
    if (codeSource != null && codeSource.getLocation() != null) {
        URL source = codeSource.getLocation();

        if (source.getProtocol().equals("file") && source.toExternalForm().endsWith(".jar")) {
            URL res;
            try {
                res = new URL("jar:" + source.toExternalForm() + "!" + name);
                InputStream in = res.openStream();
                if (in != null) {
                    return in;
                }//  w ww .j  a v a 2  s . c  o m
            } catch (MalformedURLException e) {
                throw new AssertionError(e);
            } catch (IOException e) {
                // must not be embedded in this jar -- resolve via loader path
            }
        } else if (source.getProtocol().equals("file") && (new File(source.getPath()).isDirectory())) {
            File local = new File(source.getPath(), name);

            if (local.isFile()) {
                try {
                    return new FileInputStream(local);
                } catch (FileNotFoundException e) {
                    throw new AssertionError(e);
                }
            }
        }
    }

    return ProductInfo.class.getResourceAsStream(name);
}