Examples with URLConnection java.net.URLConnection used on opensource projects

Example 41 with URLConnection

use of java.net.URLConnection in project checkstyle by checkstyle.

the class PackageNamesLoaderTest method testPackagesWithSaxException.

@Test
@SuppressWarnings("unchecked")
public void testPackagesWithSaxException() throws Exception {
    final URLConnection mockConnection = Mockito.mock(URLConnection.class);
    when(mockConnection.getInputStream()).thenReturn(new ByteArrayInputStream(EMPTY_BYTE_ARRAY));
    final URL url = getMockUrl(mockConnection);
    final Enumeration<URL> enumeration = mock(Enumeration.class);
    when(enumeration.hasMoreElements()).thenReturn(true);
    when(enumeration.nextElement()).thenReturn(url);
    final ClassLoader classLoader = mock(ClassLoader.class);
    when(classLoader.getResources("checkstyle_packages.xml")).thenReturn(enumeration);
    try {
        PackageNamesLoader.getPackageNames(classLoader);
        fail("CheckstyleException is expected");
    } catch (CheckstyleException ex) {
        assertTrue(ex.getCause() instanceof SAXException);
    }
}

Example 42 with URLConnection

use of java.net.URLConnection in project hadoop by apache.

the class TestNameNodeHttpServer method canAccess.

private static boolean canAccess(String scheme, InetSocketAddress addr) {
    if (addr == null)
        return false;
    try {
        URL url = new URL(scheme + "://" + NetUtils.getHostPortString(addr));
        URLConnection conn = connectionFactory.openConnection(url);
        conn.connect();
        conn.getContent();
    } catch (Exception e) {
        return false;
    }
    return true;
}

Example 43 with URLConnection

use of java.net.URLConnection in project spark by perwendel.

the class AbstractFileResolvingResource method lastModified.

@Override
public long lastModified() throws IOException {
    URL url = getURL();
    if (ResourceUtils.isFileURL(url) || ResourceUtils.isJarURL(url)) {
        // Proceed with file system resolution...
        return super.lastModified();
    } else {
        // Try a URL connection last-modified header...
        URLConnection con = url.openConnection();
        customizeConnection(con);
        return con.getLastModified();
    }
}

Example 44 with URLConnection

use of java.net.URLConnection in project spark by perwendel.

the class AbstractFileResolvingResource method contentLength.

@Override
public long contentLength() throws IOException {
    URL url = getURL();
    if (ResourceUtils.isFileURL(url)) {
        // Proceed with file system resolution...
        return getFile().length();
    } else {
        // Try a URL connection content-length header...
        URLConnection con = url.openConnection();
        customizeConnection(con);
        return con.getContentLength();
    }
}

Example 45 with URLConnection

use of java.net.URLConnection in project openhab1-addons by openhab.

the class EcoTouchConnector method setValue.

/**
     * Set a value
     * 
     * @param tag
     *            The register to set (e.g. "A1")
     * @param value
     *            The 16-bit integer to set the register to
     * @return value This value is a 16-bit integer.
     */
public int setValue(String tag, int value) throws Exception {
    // set value
    String url = "http://" + ip + "/cgi/writeTags?returnValue=true&n=1&t1=" + tag + "&v1=" + value;
    StringBuilder body = null;
    int loginAttempt = 0;
    while (loginAttempt < 2) {
        try {
            URLConnection connection = new URL(url).openConnection();
            if (cookies != null) {
                for (String cookie : cookies) {
                    connection.addRequestProperty("Cookie", cookie.split(";", 2)[0]);
                }
            }
            InputStream response = connection.getInputStream();
            BufferedReader reader = new BufferedReader(new InputStreamReader(response));
            body = new StringBuilder();
            String line;
            while ((line = reader.readLine()) != null) {
                body.append(line + "\n");
            }
            if (body.toString().contains("#" + tag)) {
                // succeeded
                break;
            }
            // s.th. went wrong; try to log in
            throw new Exception();
        } catch (Exception e) {
            login();
            loginAttempt++;
        }
    }
    if (body == null || !body.toString().contains("#" + tag)) {
        // failed
        logger.debug("Cannot get value for tag '" + tag + "' from Waterkotte EcoTouch.");
        throw new Exception("invalid response from EcoTouch");
    }
    // ok, the body now contains s.th. like
    // #A30 S_OK
    // 192 223
    Matcher m = response_pattern.matcher(body.toString());
    boolean b = m.find();
    if (!b) {
        // ill formatted response
        logger.debug("ill formatted response: '" + body + "'");
        throw new Exception("invalid response from EcoTouch");
    }
    return Integer.parseInt(m.group(3));
}