Example usage for java.net URLDecoder decode

List of usage examples for java.net URLDecoder decode

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Introduction

In this page you can find the example usage for java.net URLDecoder decode.

Prototype

public static String decode(String s, Charset charset)

Source Link

Document

Decodes an application/x-www-form-urlencoded string using a specific java.nio.charset.Charset Charset .

Usage

From source file:Main.java

/**
 * Splits the query parameters into key value pairs.
 * See: http://stackoverflow.com/a/13592567/534471.
 *///  ww w .  j a v  a2s .com
private static Map<String, List<String>> splitQuery(Uri uri) throws UnsupportedEncodingException {
    final Map<String, List<String>> query_pairs = new LinkedHashMap<>();
    String query = uri.getQuery();
    if (query == null)
        return query_pairs;

    final String[] pairs = query.split("&");
    for (String pair : pairs) {
        final int idx = pair.indexOf("=");
        final String key = idx > 0 ? URLDecoder.decode(pair.substring(0, idx), "UTF-8") : pair;
        if (!query_pairs.containsKey(key)) {
            query_pairs.put(key, new LinkedList<String>());
        }
        final String value = idx > 0 && pair.length() > idx + 1
                ? URLDecoder.decode(pair.substring(idx + 1), "UTF-8")
                : "";
        query_pairs.get(key).add(value);
    }
    return query_pairs;
}

From source file:com.hurence.logisland.utils.HttpUtils.java

public static List<String> getQueryValues(String urlQuery) {
    try {/*from  ww w  .  j  a v a  2s.c  o  m*/
        List<String> values = new ArrayList<>();
        if (urlQuery == null) {
            return values;
        }

        for (String param : urlQuery.split("&")) {
            QueryParam queryParam = new QueryParam();
            String[] pair = param.split("=");
            String value = "";
            if (pair.length > 1) {
                value = URLDecoder.decode(pair[1], "UTF-8");
            }
            if (value != null && !value.equals("null")) {
                values.add(value);
            }
        }
        return values;
    } catch (UnsupportedEncodingException ex) {
        throw new AssertionError(ex);
    }
}

From source file:com.temenos.interaction.core.rim.HTTPHypermediaRIM.java

@SuppressWarnings("static-access")
private void decodeQueryParams(MultivaluedMap<String, String> queryParameters) {

    try {//  w w  w .  j a  v  a  2s. co  m

        if (queryParameters == null) {
            return;
        }

        URLDecoder ud = new URLDecoder();

        for (String key : queryParameters.keySet()) {
            List<String> values = queryParameters.get(key);
            if (values != null) {
                List<String> newValues = new ArrayList<String>();
                for (String value : values) {
                    if (value != null)
                        newValues.add(ud.decode(value, "UTF-8"));
                }
                queryParameters.put(key, newValues);
            }
        }

    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static List<Class<?>> getClassesForPackage(final String iPackageName, final ClassLoader iClassLoader)
        throws ClassNotFoundException {
    // This will hold a list of directories matching the pckgname.
    // There may be more than one if a package is split over multiple jars/paths
    List<Class<?>> classes = new ArrayList<Class<?>>();
    ArrayList<File> directories = new ArrayList<File>();
    try {//from  w ww. ja v  a  2  s  . com
        // Ask for all resources for the path
        final String packageUrl = iPackageName.replace('.', '/');
        Enumeration<URL> resources = iClassLoader.getResources(packageUrl);
        if (!resources.hasMoreElements()) {
            resources = iClassLoader.getResources(packageUrl + CLASS_EXTENSION);
            if (resources.hasMoreElements()) {
                throw new IllegalArgumentException(
                        iPackageName + " does not appear to be a valid package but a class");
            }
        } else {
            while (resources.hasMoreElements()) {
                URL res = resources.nextElement();
                if (res.getProtocol().equalsIgnoreCase("jar")) {
                    JarURLConnection conn = (JarURLConnection) res.openConnection();
                    JarFile jar = conn.getJarFile();
                    for (JarEntry e : Collections.list(jar.entries())) {

                        if (e.getName().startsWith(iPackageName.replace('.', '/'))
                                && e.getName().endsWith(CLASS_EXTENSION) && !e.getName().contains("$")) {
                            String className = e.getName().replace("/", ".").substring(0,
                                    e.getName().length() - 6);
                            classes.add(Class.forName(className));
                        }
                    }
                } else
                    directories.add(new File(URLDecoder.decode(res.getPath(), "UTF-8")));
            }
        }
    } catch (NullPointerException x) {
        throw new ClassNotFoundException(
                iPackageName + " does not appear to be " + "a valid package (Null pointer exception)");
    } catch (UnsupportedEncodingException encex) {
        throw new ClassNotFoundException(
                iPackageName + " does not appear to be " + "a valid package (Unsupported encoding)");
    } catch (IOException ioex) {
        throw new ClassNotFoundException(
                "IOException was thrown when trying " + "to get all resources for " + iPackageName);
    }

    // For every directory identified capture all the .class files
    for (File directory : directories) {
        if (directory.exists()) {
            // Get the list of the files contained in the package
            File[] files = directory.listFiles();
            for (File file : files) {
                if (file.isDirectory()) {
                    classes.addAll(findClasses(file, iPackageName));
                } else {
                    String className;
                    if (file.getName().endsWith(CLASS_EXTENSION)) {
                        className = file.getName().substring(0,
                                file.getName().length() - CLASS_EXTENSION.length());
                        classes.add(Class.forName(iPackageName + '.' + className));
                    }
                }
            }
        } else {
            throw new ClassNotFoundException(
                    iPackageName + " (" + directory.getPath() + ") does not appear to be a valid package");
        }
    }
    return classes;
}

From source file:de.highbyte_le.weberknecht.request.RequestWrapper.java

/**
 * read parameters from query string (HTTP GET)
 *//*  w  ww . j a  v a  2s .  c  o  m*/
public static RequestWrapper createFromQueryString(HttpServletRequest request, String urlEncoding)
        throws UnsupportedEncodingException {
    RequestWrapper wrapper = new RequestWrapper();

    String query = request.getQueryString();
    if (query != null) { //use URL parameters from query string
        int startIndex = 0;
        int i;
        do {
            i = query.indexOf("&", startIndex);
            String nameValue;
            if (i != -1) {
                nameValue = query.substring(startIndex, i);
            } else {
                nameValue = query.substring(startIndex, query.length());
            }

            int j = nameValue.indexOf("=");
            if (j != -1) {
                String name = URLDecoder.decode(nameValue.substring(0, j), urlEncoding);
                String value = URLDecoder.decode(nameValue.substring(j + 1, nameValue.length()), urlEncoding);
                wrapper.addParameter(name, value);
                logger.debug("createFromQueryString(HttpServletRequest, String) - found parameter: " + name
                        + "=" + value);
            }

            startIndex = i + 1;
        } while (i != -1);
    }

    return wrapper;
}

From source file:dk.netarkivet.common.utils.cdx.CDXRecord.java

/**
 * Helper method to avoid exception in URL decoding.
 * @param s The string to unescape.// www  .  j a  v a2  s . com
 * @return the unescaped string.
 */
private static String unescape(String s) {
    try {
        return URLDecoder.decode(s, "UTF-8");
    } catch (UnsupportedEncodingException e) {
        throw new ArgumentNotValid("UTF-8 is an unknown encoding. This should never happen!");
    }
}

From source file:com.bjwg.back.util.EncodeUtils.java

public static String urlDecode(String part) {

    try {/*from   w ww  . ja  v a  2 s .c om*/
        return URLDecoder.decode(part, DEFAULT_URL_ENCODING);
    } catch (UnsupportedEncodingException e) {
        return "";
    }
}

From source file:net.ion.radon.impl.let.webdav.VFSResource.java

public static VFSPath decodeVFSPath(String encodedUri) throws VFSPathParseException {
    int qindex = encodedUri.indexOf("?");
    if (qindex != -1)
        encodedUri = encodedUri.substring(0, qindex);
    try {//from  ww w  .j a v  a2  s .co m
        encodedUri = URLDecoder.decode(encodedUri, "UTF-8");
        return VFSUtils.parseVFSPath(encodedUri);
    } catch (IllegalArgumentException ix) {
        throw new VFSPathParseException(ix);
    } catch (UnsupportedEncodingException ux) {
        throw new RuntimeException("Expected UTF-8 encoding not found in Java runtime");
    }
}

From source file:com.ecbeta.common.util.JSONUtils.java

public static JSONObject toJSON(HttpServletRequest request) {
    MapJSONBean json = new MapJSONBean();
    for (Object s : request.getParameterMap().keySet()) {
        for (String value : request.getParameterValues(s.toString())) {
            json.add(s.toString(), value);
        }//  w w w . java  2 s  .co  m
    }

    try {
        BufferedReader br = new BufferedReader(new InputStreamReader(request.getInputStream()));
        String line;
        String data = "";
        while ((line = br.readLine()) != null) {
            data += line;
        }
        data = URLDecoder.decode(data, "UTF-8");
        try {
            JSONObject oo = JSONObject.fromObject(data);
            return oo;
        } catch (Exception ex) {
            Map<String, List<String>> params = parseParameters(data);
            for (Map.Entry<String, List<String>> entry : params.entrySet()) {
                for (String value : entry.getValue()) {
                    json.add(entry.getKey(), value);
                }
            }
        }

    } catch (IOException ex) {
        logger.log(Level.SEVERE, null, ex);
    }

    JSONObject job = json.toJson();
    logger.info("~~~~~~~~~AutoCreating~~~~~~~~~");
    logger.info(json == null ? "" : job.toString(2));
    logger.info("~~~~~~~~~End~~~~~~~~~");
    return job;
}

From source file:com.adaptris.core.services.metadata.UrlDecodeMetadataService.java

@Override
public String reformat(String s, String msgCharset) throws Exception {
    return URLDecoder.decode(s, defaultIfEmpty(msgCharset, "UTF-8"));
}