Example usage for java.lang ClassLoader getSystemResource

Introduction

In this page you can find the example usage for java.lang ClassLoader getSystemResource.

Prototype

public static URL getSystemResource(String name)

Source Link

Document

Find a resource of the specified name from the search path used to load classes.

Usage

From source file:ch.fork.AdHocRailway.ui.utils.ImageTools.java

public static ImageIcon createImageIcon(final String icon) {
    if (!cache.containsKey(icon)) {
        final ImageIcon imageIcon = new ImageIcon(ClassLoader.getSystemResource(icon));
        cache.put(icon, imageIcon);//from   w  ww  .  jav  a2 s .  com
        LOGGER.info("cache-miss: put icon for " + icon + " in cache");
        return imageIcon;
    }
    return cache.get(icon);
}

From source file:Main.java

/**
 * Loads an image from within a jar./*from  ww w. j  a v a  2s.c om*/
 * 
 * @param fileName the image path. 
 * @return an initialised image-icon or null, when no image could be found.
 */
public static Image loadIcon(String fileName) {
    URL url = ClassLoader.getSystemResource(fileName);

    if (url == null) {
        System.out.println("unable to locate [" + fileName + "].");
        return null;
    }
    return Toolkit.getDefaultToolkit().createImage(url);
}

From source file:com.siemens.scr.avt.ad.io.BatchLoader.java

protected static void initLogging() {
    try {//from   w ww  . j  a va  2 s  .  c o m
        Properties props = new Properties();
        props.load(ClassLoader.getSystemResource("log4j.properties").openStream());
        PropertyConfigurator.configure(props);
    } catch (Exception e) {
        System.err.println("unable to load log4j.properties");
    }
}

From source file:Textures.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);

    Graphics2D g2d = (Graphics2D) g;

    g2d.setColor(new Color(212, 212, 212));
    g2d.drawRect(10, 15, 90, 60);/*from   www . j  a v a2 s . c  o  m*/

    BufferedImage bimage1 = null;

    URL url1 = ClassLoader.getSystemResource("a.png");

    try {
        bimage1 = ImageIO.read(url1);
    } catch (IOException ioe) {
        ioe.printStackTrace();
    }

    Rectangle rect1 = new Rectangle(0, 0, bimage1.getWidth(), bimage1.getHeight());
    TexturePaint texture1 = new TexturePaint(bimage1, rect1);

    g2d.setPaint(texture1);
    g2d.fillRect(10, 15, 90, 60);
}

From source file:ResourcesUtils.java

/**
 * Returns the URL of the resource on the classpath
 * //from  w  w w .j a va 2 s .c  om
 * @param resource
 *            The resource to find
 * @throws IOException
 *             If the resource cannot be found or read
 * @return The resource
 */
public static URL getResourceURL(String resource) throws IOException {
    URL url = null;
    ClassLoader loader = ResourcesUtils.class.getClassLoader();
    if (loader != null) {
        url = loader.getResource(resource);
    }
    if (url == null) {
        url = ClassLoader.getSystemResource(resource);
    }
    if (url == null) {
        throw new IOException("Could not find resource " + resource);
    }
    return url;
}

From source file:org.apache.hive.common.util.HiveTestUtils.java

public static String getFileFromClasspath(String name) {
    URL url = ClassLoader.getSystemResource(name);
    if (url == null) {
        throw new IllegalArgumentException("Could not find " + name);
    }//  ww  w . ja  v a2 s . co  m
    return url.getPath();
}

From source file:com.zenika.dorm.maven.test.grinder.GrinderGenerateJson.java

public static void generateJsonAndRepository(File repository) {
    try {/*  w  ww  .  j a v a2 s.  co m*/
        URL urlSample = ClassLoader.getSystemResource(SAMPLE_JAR_PATH);
        URL urlJsonFile = ClassLoader.getSystemResource(JSON_PATH);

        LOG.info("Sample URI: " + urlSample.toURI());

        File sample = new File(urlSample.toURI());
        File jsonFile = new File(urlJsonFile.toURI());
        generateJsonAndRepository(repository, sample, jsonFile);
    } catch (URISyntaxException e) {
        throw new RuntimeException("Unable to build Uri with this path: " + repository, e);
    }
}

From source file:com.tunyk.jsonbatchtranslate.api.JsonBatchTranslateTest.java

@BeforeClass
public static void setUp() throws IOException {
    Properties properties = new Properties();
    URL url = ClassLoader.getSystemResource("config.properties");
    properties.load(url.openStream());//w ww .  j  a v  a2 s . c  o  m
    googleTranslateApiKey = properties.getProperty("google.translate.api.key");
    microsoftTranslatorApiKey = properties.getProperty("microsoft.translator.api.key");
    yandexApiKey = null;
    in = FileUtils.readFileToString(new File(ClassLoader.getSystemResource("input.json").getPath()));
}

From source file:com.cloud.utils.PropertiesUtil.java

/**
 * Searches the class path and local paths to find the config file.
 * @param path path to find.  if it starts with / then it's absolute path.
 * @return File or null if not found at all.
 */// w  w w.  j a v  a  2 s.  co  m

public static File findConfigFile(String path) {
    ClassLoader cl = PropertiesUtil.class.getClassLoader();
    URL url = cl.getResource(path);
    if (url != null && "file".equals(url.getProtocol())) {
        return new File(url.getFile());
    }

    url = ClassLoader.getSystemResource(path);
    if (url != null && "file".equals(url.getProtocol())) {
        return new File(url.getFile());
    }

    File file = new File(path);
    if (file.exists()) {
        return file;
    }

    String newPath = "conf" + (path.startsWith(File.separator) ? "" : "/") + path;
    url = ClassLoader.getSystemResource(newPath);
    if (url != null && "file".equals(url.getProtocol())) {
        return new File(url.getFile());
    }

    url = cl.getResource(newPath);
    if (url != null && "file".equals(url.getProtocol())) {
        return new File(url.getFile());
    }

    newPath = "conf" + (path.startsWith(File.separator) ? "" : File.separator) + path;
    file = new File(newPath);
    if (file.exists()) {
        return file;
    }

    newPath = System.getProperty("catalina.home");
    if (newPath == null) {
        newPath = System.getenv("CATALINA_HOME");
    }

    if (newPath == null) {
        newPath = System.getenv("CATALINA_BASE");
    }

    if (newPath == null) {
        return null;
    }

    file = new File(newPath + File.separator + "conf" + File.separator + path);
    if (file.exists()) {
        return file;
    }

    return null;
}

From source file:Main.java

/**
 * This method will search for <code>resource</code> in different
 * places. The search order is as follows:
 * <ol>//w  w w  . jav  a2 s.co m
 * <p><li>Search for <code>resource</code> using the thread context
 * class loader under Java2.
 * <p><li>Try one last time with
 * <code>ClassLoader.getSystemResource(resource)</code>, that is is
 * using the system class loader in JDK 1.2 and virtual machine's
 * built-in class loader in JDK 1.1.
 * </ol>
 * <p/>
 *
 * @param resource
 * @return TODO
 */
public static URL getResource(String resource) {
    ClassLoader classLoader = null;
    URL url = null;
    try {
        classLoader = getTCL();
        if (classLoader != null) {
            url = classLoader.getResource(resource);
            if (url != null) {
                return url;
            }
        }
    } catch (Throwable t) {

    }

    // Last ditch attempt: get the resource from the class path. It
    // may be the case that clazz was loaded by the Extension class
    // loader which the parent of the system class loader. Hence the
    // code below.

    return ClassLoader.getSystemResource(resource);
}