sun.net.www.ParseUtil Java Examples

/**
 * Same as FtpURLconnection(URL) with a per connection proxy specified
 */
FtpURLConnection(URL url, Proxy p) {
    super(checkURL(url));
    instProxy = p;
    host = url.getHost();
    port = url.getPort();
    String userInfo = url.getUserInfo();

    if (userInfo != null) { // get the user and password
        int delimiter = userInfo.indexOf(':');
        if (delimiter == -1) {
            user = ParseUtil.decode(userInfo);
            password = null;
        } else {
            user = ParseUtil.decode(userInfo.substring(0, delimiter++));
            password = ParseUtil.decode(userInfo.substring(delimiter));
        }
    }
}
 

@Override
public synchronized OutputStream getOutputStream() throws IOException {
    if (os != null) {
        return os;
    } else if (is != null) {
        throw new IOException("Cannot write output after reading input.");
    }
    connect();

    String to = ParseUtil.decode(url.getPath());
    client.from(getFromAddress());
    client.to(to);

    os = client.startMessage();
    return os;
}
 

private void parseSpecs(URL url) throws MalformedURLException {
    String spec = url.getFile();

    int separator = spec.indexOf("!/");
    /*
     * REMIND: we don't handle nested JAR URLs
     */
    if (separator == -1) {
        throw new MalformedURLException("no !/ found in url spec:" + spec);
    }

    jarFileURL = new URL(spec.substring(0, separator++));
    entryName = null;

    /* if ! is the last letter of the innerURL, entryName is null */
    if (++separator != spec.length()) {
        entryName = spec.substring(separator, spec.length());
        entryName = ParseUtil.decode (entryName);
    }
}
 

@Override
public synchronized OutputStream getOutputStream() throws IOException {
    if (os != null) {
        return os;
    } else if (is != null) {
        throw new IOException("Cannot write output after reading input.");
    }
    connect();

    String to = ParseUtil.decode(url.getPath());
    client.from(getFromAddress());
    client.to(to);

    os = client.startMessage();
    return os;
}
 

/**
 * Same as FtpURLconnection(URL) with a per connection proxy specified
 */
FtpURLConnection(URL url, Proxy p) {
    super(url);
    instProxy = p;
    host = url.getHost();
    port = url.getPort();
    String userInfo = url.getUserInfo();

    if (userInfo != null) { // get the user and password
        int delimiter = userInfo.indexOf(':');
        if (delimiter == -1) {
            user = ParseUtil.decode(userInfo);
            password = null;
        } else {
            user = ParseUtil.decode(userInfo.substring(0, delimiter++));
            password = ParseUtil.decode(userInfo.substring(delimiter));
        }
    }
}
 

JavaRuntimeURLConnection(URL url) throws IOException {
    super(url);
    String path = url.getPath();
    if (path.length() == 0 || path.charAt(0) != '/')
        throw new MalformedURLException(url + " missing path or /");
    if (path.length() == 1) {
        this.module = null;
        this.name = null;
    } else {
        int pos = path.indexOf('/', 1);
        if (pos == -1) {
            this.module = path.substring(1);
            this.name = null;
        } else {
            this.module = path.substring(1, pos);
            this.name = ParseUtil.decode(path.substring(pos+1));
        }
    }
}
 

/**
 * Same as FtpURLconnection(URL) with a per connection proxy specified
 */
FtpURLConnection(URL url, Proxy p) {
    super(url);
    instProxy = p;
    host = url.getHost();
    port = url.getPort();
    String userInfo = url.getUserInfo();

    if (userInfo != null) { // get the user and password
        int delimiter = userInfo.indexOf(':');
        if (delimiter == -1) {
            user = ParseUtil.decode(userInfo);
            password = null;
        } else {
            user = ParseUtil.decode(userInfo.substring(0, delimiter++));
            password = ParseUtil.decode(userInfo.substring(delimiter));
        }
    }
}
 

public static void main(String[] argv) throws Exception {

        int num = 400;
        while (num-- >= 0) {
            String source = getTestSource();
            String ec = sun.net.www.ParseUtil.encodePath(source);
            String v117 = ParseUtil_V117.encodePath(source);
            if (!ec.equals(v117)) {
                throw new RuntimeException("Test Failed for : \n"
                                           + "   source  =<"
                                           + getUnicodeString(source)
                                           + ">");
            }

        }
    }
 

public static void main(String[] argv) throws Exception {

        int num = 400;
        while (num-- >= 0) {
            String source = getTestSource();
            String ec = sun.net.www.ParseUtil.encodePath(source);
            String v117 = ParseUtil_V117.encodePath(source);
            if (!ec.equals(v117)) {
                throw new RuntimeException("Test Failed for : \n"
                                           + "   source  =<"
                                           + getUnicodeString(source)
                                           + ">");
            }

        }
    }
 

/**
 * Same as FtpURLconnection(URL) with a per connection proxy specified
 */
FtpURLConnection(URL url, Proxy p) {
    super(url);
    instProxy = p;
    host = url.getHost();
    port = url.getPort();
    String userInfo = url.getUserInfo();

    if (userInfo != null) { // get the user and password
        int delimiter = userInfo.indexOf(':');
        if (delimiter == -1) {
            user = ParseUtil.decode(userInfo);
            password = null;
        } else {
            user = ParseUtil.decode(userInfo.substring(0, delimiter++));
            password = ParseUtil.decode(userInfo.substring(delimiter));
        }
    }
}
 

/**
 * @returns the platform specific path corresponding to the URL, and in particular
 *  returns a UNC when the authority contains a hostname
 */

public String getPath () {
    if (file != null) {
        return file;
    }
    String host = url.getHost();
    if (host != null && !host.equals("") &&
        !"localhost".equalsIgnoreCase(host)) {
        String rest = url.getFile();
        String s = host + ParseUtil.decode (url.getFile());
        file = "\\\\"+ s.replace('/', '\\');
        return file;
    }
    String path = url.getFile().replace('/', '\\');
    file = ParseUtil.decode(path);
    return file;
}
 

public static void main(String[] argv) throws Exception {

        int num = 400;
        while (num-- >= 0) {
            String source = getTestSource();
            String ec = sun.net.www.ParseUtil.encodePath(source);
            String v117 = ParseUtil_V117.encodePath(source);
            if (!ec.equals(v117)) {
                throw new RuntimeException("Test Failed for : \n"
                                           + "   source  =<"
                                           + getUnicodeString(source)
                                           + ">");
            }

        }
    }
 

/**
 * @returns the platform specific path corresponding to the URL, and in particular
 *  returns a UNC when the authority contains a hostname
 */

public String getPath () {
    if (file != null) {
        return file;
    }
    String host = url.getHost();
    if (host != null && !host.equals("") &&
        !"localhost".equalsIgnoreCase(host)) {
        String rest = url.getFile();
        String s = host + ParseUtil.decode (url.getFile());
        file = "\\\\"+ s.replace('/', '\\');
        return file;
    }
    String path = url.getFile().replace('/', '\\');
    file = ParseUtil.decode(path);
    return file;
}
 

private void parseSpecs(URL url) throws MalformedURLException {
    String spec = url.getFile();

    int separator = spec.indexOf("!/");
    /*
     * REMIND: we don't handle nested JAR URLs
     */
    if (separator == -1) {
        throw new MalformedURLException("no !/ found in url spec:" + spec);
    }

    jarFileURL = new URL(spec.substring(0, separator++));
    entryName = null;

    /* if ! is the last letter of the innerURL, entryName is null */
    if (++separator != spec.length()) {
        entryName = spec.substring(separator, spec.length());
        entryName = ParseUtil.decode (entryName);
    }
}
 

private void parseSpecs(URL url) throws MalformedURLException {
    String spec = url.getFile();

    int separator = spec.indexOf("!/");
    /*
     * REMIND: we don't handle nested JAR URLs
     */
    if (separator == -1) {
        throw new MalformedURLException("no !/ found in url spec:" + spec);
    }

    jarFileURL = new URL(spec.substring(0, separator++));
    entryName = null;

    /* if ! is the last letter of the innerURL, entryName is null */
    if (++separator != spec.length()) {
        entryName = spec.substring(separator, spec.length());
        entryName = ParseUtil.decode (entryName);
    }
}
 

@Override
public synchronized OutputStream getOutputStream() throws IOException {
    if (os != null) {
        return os;
    } else if (is != null) {
        throw new IOException("Cannot write output after reading input.");
    }
    connect();

    String to = ParseUtil.decode(url.getPath());
    client.from(getFromAddress());
    client.to(to);

    os = client.startMessage();
    return os;
}
 

private static Package defineSystemPackage(final String iname,
                                           final String fn)
{
    return AccessController.doPrivileged(new PrivilegedAction<Package>() {
        public Package run() {
            String name = iname;
            // Get the cached code source url for the file name
            URL url = urls.get(fn);
            if (url == null) {
                // URL not found, so create one
                File file = new File(fn);
                try {
                    url = ParseUtil.fileToEncodedURL(file);
                } catch (MalformedURLException e) {
                }
                if (url != null) {
                    urls.put(fn, url);
                    // If loading a JAR file, then also cache the manifest
                    if (file.isFile()) {
                        mans.put(fn, loadManifest(fn));
                    }
                }
            }
            // Convert to "."-separated package name
            name = name.substring(0, name.length() - 1).replace('/', '.');
            Package pkg;
            Manifest man = mans.get(fn);
            if (man != null) {
                pkg = new Package(name, man, url, null);
            } else {
                pkg = new Package(name, null, null, null,
                                  null, null, null, null, null);
            }
            pkgs.put(name, pkg);
            return pkg;
        }
    });
}
 

static void initializeLoader(String cp)
                            throws MalformedURLException, IOException {
    URL[] urls;
    StringTokenizer st = new StringTokenizer(cp, File.pathSeparator);
    int count = st.countTokens();
    urls = new URL[count];
    for (int i = 0; i < count; i++) {
        urls[i] = ParseUtil.fileToEncodedURL(
            new File(new File(st.nextToken()).getCanonicalPath()));
    }
    loader = new URLClassLoader(urls);
}
 

private void parseSpecs(URL url) throws MalformedURLException {
    String spec = url.getFile();

    int separator = spec.indexOf("!/");
    /*
     * REMIND: we don't handle nested JAR URLs
     */
    if (separator == -1) {
        throw new MalformedURLException("no !/ found in url spec:" + spec);
    }

    jarFileURL = new URL(spec.substring(0, separator++));
    /*
     * The url argument may have had a runtime fragment appended, so
     * we need to add a runtime fragment to the jarFileURL to enable
     * runtime versioning when the underlying jar file is opened.
     */
    if ("runtime".equals(url.getRef())) {
        jarFileURL = new URL(jarFileURL, "#runtime");
    }
    entryName = null;

    /* if ! is the last letter of the innerURL, entryName is null */
    if (++separator != spec.length()) {
        entryName = spec.substring(separator, spec.length());
        entryName = ParseUtil.decode (entryName);
    }
}
 

JarLoader(URL url, URLStreamHandler jarHandler,
          HashMap<String, Loader> loaderMap,
          AccessControlContext acc)
    throws IOException
{
    super(new URL("jar", "", -1, url + "!/", jarHandler));
    csu = url;
    handler = jarHandler;
    lmap = loaderMap;
    this.acc = acc;

    if (!isOptimizable(url)) {
        ensureOpen();
    } else {
         String fileName = url.getFile();
        if (fileName != null) {
            fileName = ParseUtil.decode(fileName);
            File f = new File(fileName);
            metaIndex = MetaIndex.forJar(f);
            // If the meta index is found but the file is not
            // installed, set metaIndex to null. A typical
            // senario is charsets.jar which won't be installed
            // when the user is running in certain locale environment.
            // The side effect of null metaIndex will cause
            // ensureOpen get called so that IOException is thrown.
            if (metaIndex != null && !f.exists()) {
                metaIndex = null;
            }
        }

        // metaIndex is null when either there is no such jar file
        // entry recorded in meta-index file or such jar file is
        // missing in JRE. See bug 6340399.
        if (metaIndex == null) {
            ensureOpen();
        }
    }
}
 

private void cd(String path) throws FtpProtocolException, IOException {
    if (path == null || path.isEmpty()) {
        return;
    }
    if (path.indexOf('/') == -1) {
        ftp.changeDirectory(ParseUtil.decode(path));
        return;
    }

    StringTokenizer token = new StringTokenizer(path, "/");
    while (token.hasMoreTokens()) {
        ftp.changeDirectory(ParseUtil.decode(token.nextToken()));
    }
}
 

@Override
@SuppressWarnings("deprecation")
protected void parseURL(URL url, String spec,
                        int start, int limit) {
    String file = null;
    String ref = null;
    // first figure out if there is an anchor
    int refPos = spec.indexOf('#', limit);
    boolean refOnly = refPos == start;
    if (refPos > -1) {
        ref = spec.substring(refPos + 1, spec.length());
        if (refOnly) {
            file = url.getFile();
        }
    }
    // then figure out if the spec is
    // 1. absolute (jar:)
    // 2. relative (i.e. url + foo/bar/baz.ext)
    // 3. anchor-only (i.e. url + #foo), which we already did (refOnly)
    boolean absoluteSpec = false;
    if (spec.length() >= 4) {
        absoluteSpec = spec.substring(0, 4).equalsIgnoreCase("jar:");
    }
    spec = spec.substring(start, limit);

    if (absoluteSpec) {
        file = parseAbsoluteSpec(spec);
    } else if (!refOnly) {
        file = parseContextSpec(url, spec);

        // Canonize the result after the bangslash
        int bangSlash = indexOfBangSlash(file);
        String toBangSlash = file.substring(0, bangSlash);
        String afterBangSlash = file.substring(bangSlash);
        sun.net.www.ParseUtil canonizer = new ParseUtil();
        afterBangSlash = canonizer.canonizeString(afterBangSlash);
        file = toBangSlash + afterBangSlash;
    }
    setURL(url, "jar", "", -1, file, ref);
}
 

private static Package defineSystemPackage(final String iname,
                                           final String fn)
{
    return AccessController.doPrivileged(new PrivilegedAction<Package>() {
        public Package run() {
            String name = iname;
            // Get the cached code source url for the file name
            URL url = urls.get(fn);
            if (url == null) {
                // URL not found, so create one
                File file = new File(fn);
                try {
                    url = ParseUtil.fileToEncodedURL(file);
                } catch (MalformedURLException e) {
                }
                if (url != null) {
                    urls.put(fn, url);
                    // If loading a JAR file, then also cache the manifest
                    if (file.isFile()) {
                        mans.put(fn, loadManifest(fn));
                    }
                }
            }
            // Convert to "."-separated package name
            name = name.substring(0, name.length() - 1).replace('/', '.');
            Package pkg;
            Manifest man = mans.get(fn);
            if (man != null) {
                pkg = new Package(name, man, url, null);
            } else {
                pkg = new Package(name, null, null, null,
                                  null, null, null, null, null);
            }
            pkgs.put(name, pkg);
            return pkg;
        }
    });
}
 

private void cd(String path) throws FtpProtocolException, IOException {
    if (path == null || path.isEmpty()) {
        return;
    }
    if (path.indexOf('/') == -1) {
        ftp.changeDirectory(ParseUtil.decode(path));
        return;
    }

    StringTokenizer token = new StringTokenizer(path, "/");
    while (token.hasMoreTokens()) {
        ftp.changeDirectory(ParseUtil.decode(token.nextToken()));
    }
}
 

JarLoader(URL url, URLStreamHandler jarHandler,
          HashMap<String, Loader> loaderMap)
    throws IOException
{
    super(new URL("jar", "", -1, url + "!/", jarHandler));
    csu = url;
    handler = jarHandler;
    lmap = loaderMap;

    if (!isOptimizable(url)) {
        ensureOpen();
    } else {
         String fileName = url.getFile();
        if (fileName != null) {
            fileName = ParseUtil.decode(fileName);
            File f = new File(fileName);
            metaIndex = MetaIndex.forJar(f);
            // If the meta index is found but the file is not
            // installed, set metaIndex to null. A typical
            // senario is charsets.jar which won't be installed
            // when the user is running in certain locale environment.
            // The side effect of null metaIndex will cause
            // ensureOpen get called so that IOException is thrown.
            if (metaIndex != null && !f.exists()) {
                metaIndex = null;
            }
        }

        // metaIndex is null when either there is no such jar file
        // entry recorded in meta-index file or such jar file is
        // missing in JRE. See bug 6340399.
        if (metaIndex == null) {
            ensureOpen();
        }
    }
}
 

@Override
Optional<URI> implFind(String name) throws IOException {
    JarEntry je = getEntry(name);
    if (je != null) {
        if (jf.isMultiRelease())
            name = SharedSecrets.javaUtilJarAccess().getRealName(jf, je);
        if (je.isDirectory() && !name.endsWith("/"))
            name += "/";
        String encodedPath = ParseUtil.encodePath(name, false);
        String uris = "jar:" + uri + "!/" + encodedPath;
        return Optional.of(URI.create(uris));
    } else {
        return Optional.empty();
    }
}
 

JarLoader(URL url, URLStreamHandler jarHandler,
          HashMap<String, Loader> loaderMap)
    throws IOException
{
    super(new URL("jar", "", -1, url + "!/", jarHandler));
    csu = url;
    handler = jarHandler;
    lmap = loaderMap;

    if (!isOptimizable(url)) {
        ensureOpen();
    } else {
         String fileName = url.getFile();
        if (fileName != null) {
            fileName = ParseUtil.decode(fileName);
            File f = new File(fileName);
            metaIndex = MetaIndex.forJar(f);
            // If the meta index is found but the file is not
            // installed, set metaIndex to null. A typical
            // senario is charsets.jar which won't be installed
            // when the user is running in certain locale environment.
            // The side effect of null metaIndex will cause
            // ensureOpen get called so that IOException is thrown.
            if (metaIndex != null && !f.exists()) {
                metaIndex = null;
            }
        }

        // metaIndex is null when either there is no such jar file
        // entry recorded in meta-index file or such jar file is
        // missing in JRE. See bug 6340399.
        if (metaIndex == null) {
            ensureOpen();
        }
    }
}
 

JarLoader(URL url, URLStreamHandler jarHandler,
          HashMap<String, Loader> loaderMap)
    throws IOException
{
    super(new URL("jar", "", -1, url + "!/", jarHandler));
    csu = url;
    handler = jarHandler;
    lmap = loaderMap;

    if (!isOptimizable(url)) {
        ensureOpen();
    } else {
         String fileName = url.getFile();
        if (fileName != null) {
            fileName = ParseUtil.decode(fileName);
            File f = new File(fileName);
            metaIndex = MetaIndex.forJar(f);
            // If the meta index is found but the file is not
            // installed, set metaIndex to null. A typical
            // senario is charsets.jar which won't be installed
            // when the user is running in certain locale environment.
            // The side effect of null metaIndex will cause
            // ensureOpen get called so that IOException is thrown.
            if (metaIndex != null && !f.exists()) {
                metaIndex = null;
            }
        }

        // metaIndex is null when either there is no such jar file
        // entry recorded in meta-index file or such jar file is
        // missing in JRE. See bug 6340399.
        if (metaIndex == null) {
            ensureOpen();
        }
    }
}
 

@Override
@SuppressWarnings("deprecation")
protected void parseURL(URL url, String spec,
                        int start, int limit) {
    String file = null;
    String ref = null;
    // first figure out if there is an anchor
    int refPos = spec.indexOf('#', limit);
    boolean refOnly = refPos == start;
    if (refPos > -1) {
        ref = spec.substring(refPos + 1, spec.length());
        if (refOnly) {
            file = url.getFile();
        }
    }
    // then figure out if the spec is
    // 1. absolute (jar:)
    // 2. relative (i.e. url + foo/bar/baz.ext)
    // 3. anchor-only (i.e. url + #foo), which we already did (refOnly)
    boolean absoluteSpec = false;
    if (spec.length() >= 4) {
        absoluteSpec = spec.substring(0, 4).equalsIgnoreCase("jar:");
    }
    spec = spec.substring(start, limit);

    if (absoluteSpec) {
        file = parseAbsoluteSpec(spec);
    } else if (!refOnly) {
        file = parseContextSpec(url, spec);

        // Canonize the result after the bangslash
        int bangSlash = indexOfBangSlash(file);
        String toBangSlash = file.substring(0, bangSlash);
        String afterBangSlash = file.substring(bangSlash);
        sun.net.www.ParseUtil canonizer = new ParseUtil();
        afterBangSlash = canonizer.canonizeString(afterBangSlash);
        file = toBangSlash + afterBangSlash;
    }
    setURL(url, "jar", "", -1, file, ref);
}
 

public static InputStream getInputStream(URL url) throws IOException {
    if ("file".equals(url.getProtocol())) {
        String path = url.getFile().replace('/', File.separatorChar);
        path = ParseUtil.decode(path);
        return new FileInputStream(path);
    } else {
        return url.openStream();
    }
}