Example usage for java.net URI getScheme

Introduction

In this page you can find the example usage for java.net URI getScheme.

Prototype

public String getScheme() 

Source Link

Document

Returns the scheme component of this URI.

Usage

From source file:at.ac.ait.ubicity.fileloader.FileLoader.java

/**
 * /*  w  ww . j  a va2s .co  m*/
 * @param _uri the uri we must "patrol"
 * @param keySpace the Cassandra keyspace to use
 * @param host the Cassandra host / node
 * @param batchSize MutationBatch size for ingests
 * @param millisToWait the number of milliseconds we are supposed to wait before visiting the uri again
 * @throws FileNotFoundException if there is a problem with the given uri
 * @throws Exception if actually loading ( ingesting ) from some file under the uri leads to a problem
 * 
 */
public final static void invigilate(URI _uri, String keySpace, String host, int batchSize, long millisToWait)
        throws FileNotFoundException, Exception {
    logger.info("[FILELOADER] invigilating URI: " + _uri);
    if (_uri.getScheme().equals("file")) {
        //we don't know yet if the URI is a directory or a file
        File _startingPoint = new File(_uri);
        File[] _files = getLogFilesFor(_startingPoint);
        FileCache cache = useCache ? LogFileCache.get().loadCache() : null;

        for (File file : _files) {
            logger.info("[FILELOADER] found file under " + _uri.toString() + " : " + file.getName());
            doLoad(file, cache, keySpace, host, batchSize);
        }
        return;
    }
    logger.info("[FILELOADER] URI " + _uri.toString() + " is not something FileLoader can currently handle");
}

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From source file:com.collective.celos.Util.java

public static String augmentHdfsPath(String hdfsPrefix, String path) throws URISyntaxException {

    if (hdfsPrefix.isEmpty() || hdfsPrefix.equals("/")) {
        return path;
    }//from   ww w .  j  ava  2s . co m

    for (String ch : conversions.keySet()) {
        path = path.replace(ch.toString(), conversions.get(ch).toString());
    }
    URI oldUri = URI.create(path);

    String host = oldUri.getHost();
    if (oldUri.getRawSchemeSpecificPart().startsWith("///") && host == null) {
        host = "";
    }

    URI newUri = new URI(oldUri.getScheme(), oldUri.getUserInfo(), host, oldUri.getPort(),
            hdfsPrefix + oldUri.getPath(), oldUri.getQuery(), oldUri.getFragment());
    path = newUri.toString();
    for (String ch : backConversions.keySet()) {
        path = path.replace(ch.toString(), backConversions.get(ch).toString());
    }
    return path;
}

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From source file:net.certifi.audittablegen.AuditTableGen.java

/**
 * Convert the command arguments to properties must contain either a decipherable jdbc url or database and server
 * params, plus a username and password.
 *
 * @param cmd/*from w  ww  .j a v  a  2  s . co  m*/
 * @return
 */
static Properties getRunTimeProperties(CommandLine cmd) {

    Boolean isValid = true;
    Properties prop = new Properties();
    String driver = "";
    String subSchema = ""; //should indicate the JDBC driver

    //set url property
    if (cmd.hasOption("url")) {
        String url = cmd.getOptionValue("url");
        String subschema_uri = url.substring(5); //strip jdbc:

        //rudimentary url validation
        URI uri = URI.create(url);
        if (!uri.getScheme().equalsIgnoreCase("jdbc")) {
            logger.warn("Invalid url: '{}'", url);
            isValid = false;
        } else {
            uri = URI.create(subschema_uri);
            subSchema = uri.getScheme(); //driver reference hopefully
        }

        prop.setProperty("url", url);
    }

    //set driver property
    String cmdArgDriver = cmd.getOptionValue("driver", "");
    if (subSchema.equalsIgnoreCase("postgresql")) {
        prop.setProperty("driver", "org.postgresql.Driver");
    } else if (subSchema.equalsIgnoreCase("hsqldb")) {
        prop.setProperty("driver", "org.hsqldb.jdbcDriver");
    } else if (cmdArgDriver.isEmpty()) {
        //best guess - this will almost certainly fail...
        prop.setProperty("driver", subSchema);
    } else {
        //unrecognized driver passed on command arg
        //will use it if it resolves on the class-path
        prop.setProperty("driver", cmd.getOptionValue("driver", ""));
    }

    //not going to worry about parsing db,server for now
    //just require a url, or connect to the in mem database
    List<String> argList = Arrays.asList("driver", "database", "server");
    for (String arg : argList) {
        if (cmd.hasOption(arg)) {
            prop.setProperty(arg, cmd.getOptionValue(arg));
        } else {
            logger.warn("Missing parameter: {}", arg);
            isValid = false;
        }
    }

    //more params (for now)
    //do not require - these can also be passed on the url

    if (true) { //(prop.containsKey("url")) {
        argList = Arrays.asList("username", "password", "schema");
        for (String arg : argList) {
            if (cmd.hasOption(arg)) {
                prop.setProperty(arg, cmd.getOptionValue(arg));
                //                } else {
                //                    logger.warn("Missing parameter: {}", arg);
                //                    isValid = false;
            }
        }
    }

    //optional params - this is for the output script
    if (cmd.hasOption("filename")) {
        prop.setProperty("filename", cmd.getOptionValue("filename"));
    }

    prop.setProperty("validArgs", isValid ? "true" : "false");

    return prop;

}

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From source file:com.aaasec.sigserv.cscommon.xmldsig.OfflineResolver.java

private static URI getNewURI(String uri, String baseURI) throws URISyntaxException {
    URI newUri = null;
    if (baseURI == null || "".equals(baseURI)) {
        newUri = new URI(uri);
    } else {/*from w  ww  . j av  a 2  s. com*/
        newUri = new URI(baseURI).resolve(uri);
    }

    // if the URI contains a fragment, ignore it
    if (newUri.getFragment() != null) {
        URI uriNewNoFrag = new URI(newUri.getScheme(), newUri.getSchemeSpecificPart(), null);
        return uriNewNoFrag;
    }
    return newUri;
}

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From source file:com.ibm.amc.FileManager.java

/**
 * Resolve an input URI to one suitable for WAMT. If the URI represents a temporary file,
 * converts it to the real file location.
 * /*from w w  w . j a  v a2  s  .  c om*/
 * @param uri
 *            the input URI
 * @return the output URI
 */
public static URI resolveUri(URI uri) {
    return (SCHEME.equals(uri.getScheme())) ? getFileForUri(uri).toURI() : uri;
}

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From source file:com.dianping.resource.io.util.ResourceUtils.java

/**
 * Resolve the given resource URI to a {@code java.io.File},
 * i.e. to a file in the file system.// w w  w.  j  a v a2  s.  c om
 * @param resourceUri the resource URI to resolve
 * @param description a description of the original resource that
 * the URI was created for (for example, a class path location)
 * @return a corresponding File object
 * @throws java.io.FileNotFoundException if the URL cannot be resolved to
 * a file in the file system
 */
public static File getFile(URI resourceUri, String description) throws FileNotFoundException {
    Assert.notNull(resourceUri, "Resource URI must not be null");
    if (!URL_PROTOCOL_FILE.equals(resourceUri.getScheme())) {
        throw new FileNotFoundException(description + " cannot be resolved to absolute file path "
                + "because it does not reside in the file system: " + resourceUri);
    }
    return new File(resourceUri.getSchemeSpecificPart());
}

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From source file:com.ibm.amc.FileManager.java

/**
 * If the URI represents a temporary file, attempt to delete the corresponding file.
 * //  w  w  w . j ava2  s  . co m
 * @param uri
 */
public static void deleteIfTemporaryFile(URI uri) {
    if (uri != null && uri.getScheme().equals(SCHEME)) {
        if (getFileForUri(uri).delete()) {
            if (logger.isDebugEnabled())
                logger.debug("deleteIfTemporaryFile", "Deleted temporary file " + uri.toString());
        } else {
            if (logger.isDebugEnabled())
                logger.debug("deleteIfTemporaryFile", "Failed to delete temporary file " + uri.toString());
        }

        // Check for unzip directory
        final File unzipDirectory = new File(getDownloadDirectory(), uri.getSchemeSpecificPart());
        if (unzipDirectory.exists()) {
            try {
                FileUtils.deleteDirectory(unzipDirectory);
                if (logger.isDebugEnabled())
                    logger.debug("deleteIfTemporaryFile", "Deleted temporary directory " + unzipDirectory);
            } catch (final IOException e) {
                if (logger.isDebugEnabled())
                    logger.debug("deleteIfTemporaryFile",
                            "Failed to delete temporary directory " + unzipDirectory);
            }
        }

    }
}

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From source file:com.taobao.datax.plugins.common.DFSUtils.java

/**
 * Initialize handle of {@link FileSystem}.
 * /*from   w  w  w.ja v a  2s . c  om*/
 * @param uri
 *            URI
 * 
 * @param conf
 *            {@link Configuration}
 * 
 * @return an FileSystem instance
  */

public static FileSystem createFileSystem(URI uri, Configuration conf) throws IOException {
    Class<?> clazz = conf.getClass("fs." + uri.getScheme() + ".impl", null);
    if (clazz == null) {
        throw new IOException("No FileSystem for scheme: " + uri.getScheme());
    }
    FileSystem fs = (FileSystem) ReflectionUtils.newInstance(clazz, conf);
    fs.initialize(uri, conf);
    return fs;
}

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From source file:com.microsoft.tfs.client.common.ui.protocolhandler.ProtocolHandler.java

static URI findProtocolHandlerUriArgument(final String[] applicationArgs) {
    if (applicationArgs == null) {
        return null;
    }/*  w w  w. ja va2 s  .co m*/
    boolean found = false;

    /*
     * @formatter:off
     * We're looking for a protocol handler argument among all command line
     * arguments passed by eclipse.launcher to the Eclipse application. The
     * protocol handler argument should have the following syntax:
     * 
     * -clonefromtfs <uri>
     * 
     * At this point we do not parse the value of the argument. We'll do it later.
     * @formatter:on
     */

    for (final String arg : applicationArgs) {
        if (found) {
            log.info(MessageFormat.format("Found the protocol handler argument: {0} {1}", //$NON-NLS-1$
                    PROTOCOL_HANDLER_ARG, arg));

            try {
                final URI foundUrl = URIUtils.newURI(arg);
                if (foundUrl != null && PROTOCOL_HANDLER_SCHEME.equalsIgnoreCase(foundUrl.getScheme())) {
                    return foundUrl;
                }
            } catch (final Exception e) {
                log.error("   Incorrect URL in the protocol handler argument", e); //$NON-NLS-1$
            }

            break;
        } else if (arg.equalsIgnoreCase(PROTOCOL_HANDLER_ARG)) {
            found = true;
        } else {
            found = false;
        }
    }

    return null;
}

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From source file:org.eclipse.virgo.ide.manifest.core.BundleManifestUtils.java

/**
 * Converts a given {@link IResource} into a full qualified {@link URI} honoring eventual used Eclipse variables in
 * the path expression./* w w w .ja v  a2  s.c o  m*/
 */
private static URI convertResourceToUrl(IResource resource) {
    if (resource != null) {
        URI uri = resource.getRawLocationURI();
        if (uri != null) {
            String scheme = uri.getScheme();
            if (FILE_SCHEME.equalsIgnoreCase(scheme)) {
                return uri;
            } else if ("sourcecontrol".equals(scheme)) {
                // special case of Rational Team Concert
                IPath path = resource.getLocation();
                File file = path.toFile();
                if (file.exists()) {
                    return file.toURI();
                }
            } else {
                IPathVariableManager variableManager = ResourcesPlugin.getWorkspace().getPathVariableManager();
                return variableManager.resolveURI(uri);
            }
        }
    }
    return null;
}

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