Example usage for java.net URI toURL

List of usage examples for java.net URI toURL

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Introduction

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

Prototype

public URL toURL() throws MalformedURLException

Source Link

Document

Constructs a URL from this URI.

Usage

From source file:org.mapfish.print.PDFUtils.java

public static Image createImageFromSVG(RenderingContext context, String iconItem, double maxIconWidth,
        double maxIconHeight, double scale) throws IOException {
    Image image = null;//from w w  w.j  a  v  a 2  s .  co m
    try {
        PdfContentByte dc = context.getDirectContent();
        URI uri = URI.create(iconItem);
        URL url = uri.toURL();
        SVGDocumentFactory factory = new SAXSVGDocumentFactory(XMLResourceDescriptor.getXMLParserClassName());
        UserAgent userAgent = new UserAgentAdapter();
        DocumentLoader loader = new DocumentLoader(userAgent);
        BridgeContext ctx = new BridgeContext(userAgent, loader);
        ctx.setDynamicState(BridgeContext.DYNAMIC);
        SVGDocument svgDoc = factory.createSVGDocument(null, url.openStream());
        GVTBuilder builder = new GVTBuilder();
        GraphicsNode graphics = builder.build(ctx, svgDoc);
        String svgWidthString = svgDoc.getDocumentElement().getAttribute("width");
        String svgHeightString = svgDoc.getDocumentElement().getAttribute("height");
        float svgWidth = Float.valueOf(svgWidthString.substring(0, svgWidthString.length() - 2));
        float svgHeight = Float.valueOf(svgHeightString.substring(0, svgHeightString.length() - 2));
        /**
         * svgFactor needs to be calculated depending on the screen DPI by the PDF DPI
         * This is 96 / 72 = 4 / 3 ~= 1.3333333 on Windows, but might be different on *nix.
         */
        final float svgFactor = 25.4f / userAgent.getPixelUnitToMillimeter() / 72f; // 25.4 mm = 1 inch TODO: Might need to get 72 from somewhere else?
        //float svgFactor = (float) Toolkit.getDefaultToolkit().getScreenResolution() / 72f; // this only works with AWT, i.e. when a window environment is running
        PdfTemplate map = dc.createTemplate(svgWidth * svgFactor, svgHeight * svgFactor);
        Graphics2D g2d = map.createGraphics(svgWidth * svgFactor, svgHeight * svgFactor);
        graphics.paint(g2d);
        g2d.dispose();
        image = Image.getInstance(map);
        image.scalePercent((float) (scale * 100));
        if (image.getWidth() * scale > maxIconWidth || image.getHeight() * scale > maxIconHeight) {
            image.scaleToFit((float) maxIconWidth, (float) maxIconHeight);
        }
    } catch (BadElementException bee) {
        LOGGER.warn("Bad Element " + iconItem + " with " + bee.getMessage());
    } catch (MalformedURLException mue) {
        LOGGER.warn("Malformed URL " + iconItem + " with " + mue.getMessage());
    } catch (IOException ioe) {
        throw ioe;
    }
    return image;
}

From source file:edu.mayo.informatics.lexgrid.convert.directConversions.UMLSHistoryFileToSQL.java

/**
 * Method returns a BufferedReader for the passes URI.
 * /*from w  w w  .j a va2  s. c o  m*/
 * @param filePath
 * @return
 * @throws MalformedURLException
 * @throws IOException
 */
private static BufferedReader getReader(URI filePath) throws MalformedURLException, IOException {
    BufferedReader reader = null;
    if (filePath.getScheme().equals("file")) {

        reader = new BufferedReader(new FileReader(new File(filePath)));
    } else {

        reader = new BufferedReader(new InputStreamReader(filePath.toURL().openConnection().getInputStream()));
    }
    return reader;
}

From source file:com.occamlab.te.parsers.ImageParser.java

/**
 * Determines the width of the first image in an image file in pixels.
 * //from w  w w.  j  av  a  2 s. c  o  m
 * @param imageLoc
 *            the string location of the image (uri syntax expected)
 * @return int the image width in pixels, or -1 if unable.
 * @author Paul Daisey added 2011-05-13 to support WMTS ETS
 */
public static int getImageWidth(String imageLoc) {

    // Get the image as an InputStream
    InputStream is = null;
    try {
        URI imageUri = new URI(imageLoc);
        URL imageUrl = imageUri.toURL();
        is = imageUrl.openStream();
    } catch (Exception e) {
        jlogger.log(Level.SEVERE, "getImageWidth", e);

        return -1;
    }
    // Determine the image width
    try {
        // Create an image input stream on the image
        ImageInputStream iis = ImageIO.createImageInputStream(is);

        // Find all image readers that recognize the image format
        Iterator iter = ImageIO.getImageReaders(iis);

        // No readers found
        if (!iter.hasNext()) {
            return -1;
        }

        // Use the first reader
        ImageReader reader = (ImageReader) iter.next();
        reader.setInput(iis, true);
        int width = reader.getWidth(0);
        iis.close();

        return width;
    } catch (IOException e) {
        jlogger.log(Level.SEVERE, "getImageWidth", e);
        // The image could not be read
    }
    return -1;
}

From source file:com.occamlab.te.parsers.ImageParser.java

/**
 * Determines the height of the first image in an image file in pixels.
 * /*from  w  w w.  j av  a2 s  . c om*/
 * @param imageLoc
 *            the string location of the image (uri syntax expected)
 * @return int the image width in pixels, or -1 if unable.
 * @author Paul Daisey added 2011-05-13 to support WMTS ETS
 */
public static int getImageHeight(String imageLoc) {

    // Get the image as an InputStream
    InputStream is = null;
    try {
        URI imageUri = new URI(imageLoc);
        URL imageUrl = imageUri.toURL();
        is = imageUrl.openStream();
    } catch (Exception e) {
        jlogger.log(Level.SEVERE, "getImageWidth", e);

        return -1;
    }
    // Determine the image width
    try {
        // Create an image input stream on the image
        ImageInputStream iis = ImageIO.createImageInputStream(is);

        // Find all image readers that recognize the image format
        Iterator iter = ImageIO.getImageReaders(iis);

        // No readers found
        if (!iter.hasNext()) {
            return -1;
        }

        // Use the first reader
        ImageReader reader = (ImageReader) iter.next();
        reader.setInput(iis, true);
        int height = reader.getHeight(0);
        iis.close();

        return height;
    } catch (IOException e) {
        jlogger.log(Level.SEVERE, "getImageWidth", e);
        // The image could not be read
    }
    return -1;
}

From source file:com.occamlab.te.parsers.ImageParser.java

/**
 * Determines the type of image, or null if not a valid image type
 * //from  w  ww. ja  v  a  2  s.co m
 * @param imageLoc
 *            the string location of the image (uri syntax expected)
 * @return String the name of the image type/format, or null if not valid
 */
public static String getImageType(String imageLoc) {

    // Get the image as an InputStream
    InputStream is = null;
    try {
        URI imageUri = new URI(imageLoc);
        URL imageUrl = imageUri.toURL();
        is = imageUrl.openStream();
    } catch (Exception e) {
        jlogger.log(Level.SEVERE, "getImageType", e);

        return null;
    }

    // Determine the image type and return it if valid
    try {
        // Create an image input stream on the image
        ImageInputStream iis = ImageIO.createImageInputStream(is);

        // Find all image readers that recognize the image format
        Iterator iter = ImageIO.getImageReaders(iis);

        // No readers found
        if (!iter.hasNext()) {
            return null;
        }

        // Use the first reader
        ImageReader reader = (ImageReader) iter.next();
        iis.close();

        // Return the format name
        return reader.getFormatName();
    } catch (IOException e) {
        jlogger.log(Level.SEVERE, "getImageType", e);

    }

    // The image could not be read
    return null;
}

From source file:de.fuberlin.agcsw.heraclitus.graph.GraphAnalyse.java

public static void initSailRepository(URI physicalURI, URI namespace) {
    try {//www.  j  a v a 2 s  .c o m
        rep = new SailRepository(new MemoryStore());
        rep.initialize();
        RepositoryConnection con = rep.getConnection();
        ValueFactory f = rep.getValueFactory();
        con.add(physicalURI.toURL(), namespace.toString(), RDFFormat.RDFXML, f.createURI("http://graph.com"));
    } catch (RepositoryException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (RDFParseException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

From source file:com.microsoft.tfs.core.util.URIUtils.java

/**
 * <p>//  w  w w  .j av  a  2s  .c o m
 * If a {@link URI} is successfully constructed but contains invalid
 * characters in the hostname (notably, underscores), the
 * {@link URI#getHost()} method returns {@link <code>null</code>}. This
 * method first gets the host using that method. If <code>null</code> is
 * returned, a best effort to get the original host (if any) is made by
 * converting the {@link URI} to a {@link URL} and calling
 * {@link URL#getHost()}.
 * </p>
 *
 * <p>
 * This method should only be used in the specific case when you want to try
 * to detect and handle the above condition. For most cases, underscores in
 * hostnames should correctly be treated as errors, and this method should
 * not be used.
 * </p>
 *
 * @param uri
 *        the {@link URI} to get the host name for (must not be
 *        <code>null</code>)
 * @return the host name of the {@link URI}, or <code>null</code> if the
 *         host name was not defined
 */
public static String safeGetHost(final URI uri) {
    Check.notNull(uri, "uri"); //$NON-NLS-1$

    String host = uri.getHost();

    if (host == null) {
        try {
            host = uri.toURL().getHost();
        } catch (final MalformedURLException e) {
            // ignore
        }
    }

    return host;
}

From source file:edu.ku.brc.specify.config.init.secwiz.DatabasePanel.java

/**
 * @param bgColor/* ww w  .j a v  a2s  . c o m*/
 * @param htmlFileName
 * @return
 */
public static JComponent createHelpPanel(final Color bgColor, final String htmlFileName) {
    Locale currLocale = Locale.getDefault();

    String helpMasterPath = (new File(".")).getAbsolutePath() + File.separator + "../" + "help/securitywiz/"
            + htmlFileName;
    String fullHelpMasterPath = UIHelper.createLocaleName(currLocale, helpMasterPath, "html");

    JEditorPane htmlPane = null;
    try {
        File file = new File(fullHelpMasterPath);
        if (!file.exists()) // for testing
        {
            helpMasterPath = (new File(".")).getAbsolutePath() + File.separator + "help/securitywiz/"
                    + htmlFileName;
            fullHelpMasterPath = UIHelper.createLocaleName(currLocale, helpMasterPath, "html");
            file = new File(fullHelpMasterPath);
            System.out.println(file.getCanonicalPath());
        }
        URI url = file.toURI();

        htmlPane = new JEditorPane(url.toURL()); //$NON-NLS-1$
        htmlPane.setEditable(false);
        htmlPane.setBackground(bgColor);

    } catch (IOException ex) {
        File file = new File(fullHelpMasterPath);
        String htmlDesc = "";
        try {
            htmlDesc = "Error loading help: " + file.getCanonicalPath();
        } catch (IOException e) {
            e.printStackTrace();
        }
        htmlPane = new JEditorPane("text/plain", htmlDesc); //$NON-NLS-1$
    }

    JScrollPane scrollPane = UIHelper.createScrollPane(htmlPane, true);
    scrollPane.setBorder(BorderFactory.createEmptyBorder());
    scrollPane.getViewport().setPreferredSize(new Dimension(400, 400));

    return scrollPane;
}

From source file:eu.asterics.mw.services.ResourceRegistry.java

/**
 * Checks whether the given URI is a URL or not.
 * @param uriToCheck true: URI is a URL, false: URI is not a URL but probably a file (relative or absolute)
 * @return/*  w ww. j a va  2 s . c  o  m*/
 */
public static boolean isURL(URI uriToCheck) {
    try {
        uriToCheck.toURL();
        return true;
    } catch (MalformedURLException e) {
        return false;
    }
}

From source file:org.apache.openaz.xacml.rest.XACMLPdpLoader.java

public static synchronized void loadPolicy(Properties properties, StdPDPStatus status, String id,
        boolean isRoot) throws PAPException {
    PolicyDef policy = null;//from   www.  j  a  v a  2  s .c o m
    String location = null;
    URI locationURI = null;
    boolean isFile = false;
    try {
        location = properties.getProperty(id + ".file");
        if (location == null) {
            location = properties.getProperty(id + ".url");
            if (location != null) {
                //
                // Construct the URL
                //
                locationURI = URI.create(location);
                URL url = locationURI.toURL();
                URLConnection urlConnection = url.openConnection();
                urlConnection.setRequestProperty(XACMLRestProperties.PROP_PDP_HTTP_HEADER_ID,
                        XACMLProperties.getProperty(XACMLRestProperties.PROP_PDP_ID));
                //
                // Now construct the output file name
                //
                Path outFile = Paths.get(getPDPConfig().toAbsolutePath().toString(), id);
                //
                // Copy it to disk
                //
                try (FileOutputStream fos = new FileOutputStream(outFile.toFile())) {
                    IOUtils.copy(urlConnection.getInputStream(), fos);
                }
                //
                // Now try to load
                //
                isFile = true;
                try (InputStream fis = Files.newInputStream(outFile)) {
                    policy = DOMPolicyDef.load(fis);
                }
                //
                // Save it
                //
                properties.setProperty(id + ".file", outFile.toAbsolutePath().toString());
            }
        } else {
            isFile = true;
            locationURI = Paths.get(location).toUri();
            try (InputStream is = Files.newInputStream(Paths.get(location))) {
                policy = DOMPolicyDef.load(is);
            }
        }
        if (policy != null) {
            status.addLoadedPolicy(new StdPDPPolicy(id, isRoot, locationURI, properties));
            logger.info("Loaded policy: " + policy.getIdentifier() + " version: "
                    + policy.getVersion().stringValue());
        } else {
            String error = "Failed to load policy " + location;
            logger.error(error);
            status.setStatus(PDPStatus.Status.LOAD_ERRORS);
            status.addLoadError(error);
            status.addFailedPolicy(new StdPDPPolicy(id, isRoot));
        }
    } catch (Exception e) {
        logger.error("Failed to load policy '" + id + "' from location '" + location + "'", e);
        status.setStatus(PDPStatus.Status.LOAD_ERRORS);
        status.addFailedPolicy(new StdPDPPolicy(id, isRoot));
        //
        // Is it a file?
        //
        if (isFile) {
            //
            // Let's remove it
            //
            try {
                logger.error("Corrupted policy file, deleting: " + location);
                Files.delete(Paths.get(location));
            } catch (IOException e1) {
                logger.error(e1);
            }
        }
        throw new PAPException("Failed to load policy '" + id + "' from location '" + location + "'");
    }
}