/*
* (non-Javadoc)
*
* @see
* net.xeoh.plugins.base.impl.classpath.locator.AbstractClassPathLocation
* #getInputStream(java.lang.String)
*/
@Override
public InputStream getInputStream(String file) {
try {
final JarURLConnection connection =
(JarURLConnection) new URI("jar:" + this.location + "!/").toURL().openConnection();
final JarFile jarFile = connection.getJarFile();
final Enumeration<JarEntry> entries = jarFile.entries();
while (entries.hasMoreElements()) {
final JarEntry entry = entries.nextElement();
// We only search for class file entries
if (entry.isDirectory()) continue;
String name = entry.getName();
if (name.equals(file)) return jarFile.getInputStream(entry);
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (URISyntaxException e) {
e.printStackTrace();
}
return null;
}
private List<JavaFileObject> processJar(URL packageFolderURL) {
List<JavaFileObject> result = new ArrayList<JavaFileObject>();
try {
String jarUri = packageFolderURL.toExternalForm().split("!")[0];
JarURLConnection jarConn = (JarURLConnection) packageFolderURL.openConnection();
String rootEntryName = jarConn.getEntryName();
int rootEnd = rootEntryName.length() + 1;
Enumeration<JarEntry> entryEnum = jarConn.getJarFile().entries();
while (entryEnum.hasMoreElements()) {
JarEntry jarEntry = entryEnum.nextElement();
String name = jarEntry.getName();
if (name.startsWith(rootEntryName)
&& name.indexOf('/', rootEnd) == -1
&& name.endsWith(CLASS_FILE_EXTENSION)) {
URI uri = URI.create(jarUri + "!/" + name);
String binaryName = name.replaceAll("/", ".");
binaryName = binaryName.replaceAll(CLASS_FILE_EXTENSION + "$", "");
result.add(new CustomJavaFileObject(binaryName, uri));
}
}
} catch (Exception e) {
throw new RuntimeException("Wasn't able to open " + packageFolderURL + " as a jar file", e);
}
return result;
}
/**
* @param jarFileUri jar:file:/some/path/gluegen-rt.jar!/
* @return JarFile as named by Uri within the given ClassLoader
* @throws IllegalArgumentException null arguments
* @throws IOException if the Jar file could not been found
* @throws URISyntaxException
*/
public static JarFile getJarFile(final Uri jarFileUri)
throws IOException, IllegalArgumentException, URISyntaxException {
if (null == jarFileUri) {
throw new IllegalArgumentException("null jarFileUri");
}
if (DEBUG) {
System.err.println("getJarFile.0: " + jarFileUri.toString());
}
final URL jarFileURL = jarFileUri.toURL();
if (DEBUG) {
System.err.println("getJarFile.1: " + jarFileURL.toString());
}
final URLConnection urlc = jarFileURL.openConnection();
if (urlc instanceof JarURLConnection) {
final JarURLConnection jarConnection = (JarURLConnection) jarFileURL.openConnection();
final JarFile jarFile = jarConnection.getJarFile();
if (DEBUG) {
System.err.println("getJarFile res: " + jarFile.getName());
}
return jarFile;
}
if (DEBUG) {
System.err.println("getJarFile res: NULL");
}
return null;
}
private void checkManifestConnection(URL url) throws Exception {
final URLConnection urlConnection = url.openConnection();
final JarURLConnection jarURLConnection = (JarURLConnection) urlConnection;
final Manifest manifest = jarURLConnection.getManifest();
Assert.assertEquals("1.0", ManifestU.getAttribute(manifest, "Manifest-Version"));
Assert.assertNotNull(ManifestU.getImplementationBuild(manifest));
}
/**
* Create an OAR
*
* @param url The URL for the OperationalString Archive
* @throws OARException If the manifest cannot be read
* @throws IllegalArgumentException If the url is null
*/
public OAR(URL url) throws OARException {
if (url == null) throw new IllegalArgumentException("url cannot be null");
JarFile jar = null;
try {
URL oarURL;
if (url.getProtocol().equals("jar")) {
oarURL = url;
} else {
StringBuilder sb = new StringBuilder();
sb.append("jar:").append(url.toExternalForm()).append("!/");
oarURL = new URL(sb.toString());
}
JarURLConnection conn = (JarURLConnection) oarURL.openConnection();
jar = conn.getJarFile();
Manifest man = jar.getManifest();
getManifestAttributes(man);
loadRepositories(jar);
jar.close();
this.url = url;
} catch (Exception e) {
throw new OARException("Problem processing " + url.toExternalForm(), e);
} finally {
try {
if (jar != null) jar.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void connect() throws IOException {
if (!connected) {
String path = url.getPath();
Matcher matcher = urlPattern.matcher(path);
if (matcher.matches()) {
path = matcher.group(1);
String subPath = matcher.group(2);
JarURLConnection jarURLConnection =
(JarURLConnection) new URL("jar:" + path).openConnection();
inputStream = jarURLConnection.getInputStream();
if (subPath.isEmpty() == false) {
JarFile jar = retrieve(new URL(path), inputStream);
String[] nodes = nestingSeparatorPattern.split(subPath);
int i;
for (i = 0; i < nodes.length - 1; i++) {
path += "!/" + nodes[i];
jar = retrieve(new URL(path), inputStream);
}
ZipEntry entry = jar.getEntry(nodes[i]);
entrySize = entry.getSize();
inputStream = jar.getInputStream(entry);
}
} else {
throw new MalformedURLException("Invalid JAP URL path: " + path);
}
connected = true;
}
}
public static void copyJarResourcesRecursively(File destination, JarURLConnection jarConnection) {
JarFile jarFile;
try {
jarFile = jarConnection.getJarFile();
} catch (Exception e) {
_.die("Failed to get jar file)");
return;
}
Enumeration<JarEntry> em = jarFile.entries();
while (em.hasMoreElements()) {
JarEntry entry = em.nextElement();
if (entry.getName().startsWith(jarConnection.getEntryName())) {
String fileName = StringUtils.removeStart(entry.getName(), jarConnection.getEntryName());
if (!fileName.equals("/")) { // exclude the directory
InputStream entryInputStream = null;
try {
entryInputStream = jarFile.getInputStream(entry);
FileUtils.copyInputStreamToFile(entryInputStream, new File(destination, fileName));
} catch (Exception e) {
die("Failed to copy resource: " + fileName);
} finally {
if (entryInputStream != null) {
try {
entryInputStream.close();
} catch (Exception e) {
}
}
}
}
}
}
}
@Nullable
public static String getMainClassName(URL url) throws IOException {
@NotNull URL u = new URL("jar", "", url + "!/");
@NotNull JarURLConnection uc = (JarURLConnection) u.openConnection();
Attributes attr = uc.getMainAttributes();
return (attr != null) ? attr.getValue(Attributes.Name.MAIN_CLASS) : null;
}
private static void readJarEntries(URL location, String basePath, Map<String, URL> resources)
throws IOException {
JarURLConnection conn = (JarURLConnection) location.openConnection();
JarFile jarfile = null;
jarfile = conn.getJarFile();
Enumeration<JarEntry> entries = jarfile.entries();
while (entries != null && entries.hasMoreElements()) {
JarEntry entry = entries.nextElement();
String name = entry.getName();
if (entry.isDirectory() || !name.startsWith(basePath) || name.length() == basePath.length()) {
continue;
}
name = name.substring(basePath.length());
if (name.contains("/")) {
continue;
}
URL resource = new URL(location, name);
resources.put(name, resource);
}
}
protected ByteBuffer doRead(URLConnection connection) throws Exception {
if (connection == null) {
String msg = Logging.getMessage("nullValue.ConnectionIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
JarURLConnection htpc = (JarURLConnection) connection;
this.responseCode = htpc.getContentLength() >= 0 ? HttpURLConnection.HTTP_OK : -1;
this.responseMessage = this.responseCode >= 0 ? "OK" : "FAILED";
String contentType = connection.getContentType();
Logging.logger()
.log(
Level.FINE,
"HTTPRetriever.ResponseInfo",
new Object[] {
this.responseCode,
connection.getContentLength(),
contentType != null ? contentType : "content type not returned",
connection.getURL()
});
if (this.responseCode == HttpURLConnection.HTTP_OK) // intentionally re-using HTTP constant
return super.doRead(connection);
return null;
}
/**
* Gets the build teimstamp from the jar manifest
*
* @return build timestamp
*/
private static String getManifestBuildTimestamp() {
JarURLConnection connection = null;
JarFile jarFile = null;
URL url = Commons.class.getClassLoader().getResource("jaligner");
try {
// Get jar connection
connection = (JarURLConnection) url.openConnection();
// Get the jar file
jarFile = connection.getJarFile();
// Get the manifest
Manifest manifest = jarFile.getManifest();
// Get the manifest entries
Attributes attributes = manifest.getMainAttributes();
Attributes.Name name = new Attributes.Name(BUILD_TIMESTAMP);
return attributes.getValue(name);
} catch (Exception e) {
String message = "Failed getting the current release info: " + e.getMessage();
logger.log(Level.WARNING, message);
}
return null;
}
public static boolean copyJarResourcesRecursively(
final File destDir, final JarURLConnection jarConnection) throws IOException {
final JarFile jarFile = jarConnection.getJarFile();
for (final Enumeration<JarEntry> e = jarFile.entries(); e.hasMoreElements(); ) {
final JarEntry entry = e.nextElement();
if (entry.getName().startsWith(jarConnection.getEntryName())) {
final String filename = entry.getName();
final File f = new File(destDir, filename);
if (!entry.isDirectory()) {
final InputStream entryInputStream = jarFile.getInputStream(entry);
if (!FileUtils.copyStream(entryInputStream, f)) {
return false;
}
entryInputStream.close();
} else {
if (!FileUtils.ensureDirectoryExists(f)) {
throw new IOException("Could not create directory: " + f.getAbsolutePath());
}
}
}
}
return true;
}
/**
* Lists all entries for the given JAR.
*
* @param uri
* @return .
*/
public static Collection<String> listAllEntriesFor(URI uri) {
final Collection<String> rval = new ArrayList<String>();
try {
final JarURLConnection connection =
(JarURLConnection) new URI("jar:" + uri + "!/").toURL().openConnection();
final JarFile jarFile = connection.getJarFile();
final Enumeration<JarEntry> entries = jarFile.entries();
while (entries.hasMoreElements()) {
final JarEntry entry = entries.nextElement();
// We only search for class file entries
if (entry.isDirectory()) continue;
String name = entry.getName();
rval.add(name);
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (URISyntaxException e) {
e.printStackTrace();
}
return rval;
}
/**
* Return the directories in a jar URI, relative to the jar entry, if any. . Jar URLS have several
* forms, the most common being: <code>jar:file:///foo/bar.jar/!/bif/baz</code>, which means that
* the jar file /foo/bar.jar has a directory or file name bif/baz. If such a file is passed to
* this method, then any directories in the jar file directory bif/baz will be returned.
*
* @param jarURL The Jar URL for which we are to look for directories.
* @return An list of Strings that name the directories
* @exception IOException If opening the connection fails or if getting the jar file from the
* connection fails
*/
public static List<String> jarURLDirectories(URL jarURL) throws IOException {
List<String> directories = new LinkedList<String>();
JarURLConnection connection = (JarURLConnection) (jarURL.openConnection());
String jarEntryName = connection.getEntryName();
if (jarEntryName.endsWith("/")) {
jarEntryName = jarEntryName.substring(0, jarEntryName.length() - 1);
}
JarFile jarFile = connection.getJarFile();
Enumeration<JarEntry> entries = jarFile.entries();
while (entries.hasMoreElements()) {
JarEntry entry = entries.nextElement();
String name = entry.getName();
int jarEntryIndex = name.indexOf(jarEntryName + "/");
int jarEntrySlashIndex = jarEntryIndex + jarEntryName.length() + 1;
int nextSlashIndex = name.indexOf("/", jarEntrySlashIndex);
int lastSlashIndex = name.indexOf("/", jarEntrySlashIndex);
if (jarEntryIndex > -1
&& jarEntrySlashIndex > -1
&& nextSlashIndex > -1
&& nextSlashIndex == lastSlashIndex
&& nextSlashIndex == name.length() - 1
&& entry.isDirectory()) {
directories.add(name);
}
}
jarFile.close();
return directories;
}
private JarFile openJar(URL url) {
try {
JarURLConnection jarURLConnection = (JarURLConnection) url.openConnection();
return jarURLConnection.getJarFile();
} catch (IOException e) {
throw new RuntimeException("Cannot open jar file: " + url.getFile(), e);
}
}
/**
* Lists all top level class entries for the given URL.
*
* @param uri
* @return .
*/
public static Collection<String> listToplevelClassNamesForURI(URI uri) {
final Collection<String> rval = new ArrayList<String>();
// Ensure we have a proper cache entry ...
// getCacheEntry();
// Disabled: Not really necessary, is it? And not storing/retrieving
// these items
// makes the cache file smaller and saves several ms (~200) loading and
// storing it
// if (this.cacheEntry.classesValid) { return this.cacheEntry.classes; }
try {
final JarURLConnection connection =
(JarURLConnection) new URI("jar:" + uri + "!/").toURL().openConnection();
final JarFile jarFile = connection.getJarFile();
final Enumeration<JarEntry> entries = jarFile.entries();
while (entries.hasMoreElements()) {
final JarEntry entry = entries.nextElement();
// We only search for class file entries
if (entry.isDirectory()) {
continue;
}
if (!entry.getName().endsWith(".class")) {
continue;
}
String name = entry.getName();
name = name.replaceAll("/", ".");
// Remove trailing .class
if (name.endsWith("class")) {
name = name.substring(0, name.length() - 6);
}
// Disabled: Not really necessary, is it? And not
// storing/retrieving these items
// makes the cache file smaller and saves several ms (~200)
// loading and storing it
// Only store something if we have a cache entry
// if (this.cacheEntry != null)
// this.cacheEntry.classes.add(name);
rval.add(name);
}
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (URISyntaxException e) {
e.printStackTrace();
}
return rval;
}
/**
* Extracts the entry name for the grammar from a given JAR or ZIP URL. The name is either given
* in the JAR entry part of the URL, or it is taken to be the name of the archive file.
*
* @param url the URL to be parsed; guaranteed to be a JAR or ZIP
* @return the name; non-null
* @throws IllegalArgumentException if no name can be found according to the above rules
* @throws IOException if the URL cannot be opened
*/
private String extractEntryName(URL url) throws IOException {
String result;
JarURLConnection connection = (JarURLConnection) url.openConnection();
result = connection.getEntryName();
if (result == null) {
result = FileType.getPureName(new File(connection.getJarFileURL().getPath()));
}
return result;
}
/**
* Returns a stream to a pack, depending on the installation kind.
*
* @param n The pack number.
* @return The stream.
* @exception Exception Description of the Exception
*/
private InputStream getPackAsStream(int n) throws Exception {
InputStream in = null;
if (idata.kind.equalsIgnoreCase("standard")
|| idata.kind.equalsIgnoreCase("standard-kunststoff"))
in = getClass().getResourceAsStream("/packs/pack" + n);
else if (idata.kind.equalsIgnoreCase("web") || idata.kind.equalsIgnoreCase("web-kunststoff")) {
URL url = new URL("jar:" + jarLocation + "!/packs/pack" + n);
JarURLConnection jarConnection = (JarURLConnection) url.openConnection();
in = jarConnection.getInputStream();
}
return in;
}
/**
* Returns the name of the jar file main class, or null if no "Main-Class" manifest attributes was
* defined.
*/
public String getMainClassName() throws IOException {
URL u = new URL("jar", "", url + "!/");
JarURLConnection uc = (JarURLConnection) u.openConnection();
if (uc.getEntryName() == null) System.out.println("No Entry Name");
else System.out.println(uc.getEntryName());
if (uc == null) System.out.println("Connection is null");
Attributes attr = uc.getMainAttributes();
if (attr != null) System.out.println("Attributes has size: " + attr.size());
// output(attr);
return attr != null ? attr.getValue(Attributes.Name.MAIN_CLASS) : null;
}
/*
* Scans the given JarURLConnection for TLD files located in META-INF
* (or a subdirectory of it), adding an implicit map entry to the taglib
* map for any TLD that has a <uri> element.
*
* @param jarConn The JarURLConnection to the JAR file to scan
*
* Keep in sync with o.a.c.startup.TldConfig
*/
private void tldScanJar(JarURLConnection jarConn) throws IOException {
Jar jar = null;
InputStream is;
boolean foundTld = false;
URL resourceURL = jarConn.getJarFileURL();
String resourcePath = resourceURL.toString();
try {
jar = JarFactory.newInstance(jarConn.getURL());
jar.nextEntry();
String entryName = jar.getEntryName();
while (entryName != null) {
if (entryName.startsWith("META-INF/") && entryName.endsWith(".tld")) {
is = null;
try {
is = jar.getEntryInputStream();
foundTld = true;
tldScanStream(resourcePath, entryName, is);
} finally {
if (is != null) {
try {
is.close();
} catch (IOException ioe) {
// Ignore
}
}
}
}
jar.nextEntry();
entryName = jar.getEntryName();
}
} finally {
if (jar != null) {
jar.close();
}
}
if (!foundTld) {
if (log.isDebugEnabled()) {
log.debug(Localizer.getMessage("jsp.tldCache.noTldInJar", resourcePath));
} else if (showTldScanWarning) {
// Not entirely thread-safe but a few duplicate log messages are
// not a huge issue
showTldScanWarning = false;
log.info(Localizer.getMessage("jsp.tldCache.noTldSummary"));
}
}
}
private static File[] downloadAndSaveResources(
String extensionSite, ExtensionWrapper ext, File plugInDirectory) {
// TODO pull down resources from ext and save to pluginDir
List fileList = new ArrayList(ext.getResourceList().size());
for (Iterator iter = ext.getResourceList().iterator(); iter.hasNext(); ) {
String resourceName = (String) iter.next();
try {
URL resURL =
new URL( // + ext.getCategory() + "/"
"jar:" + extensionSite + resourceName + "!/");
JarURLConnection juc = (JarURLConnection) resURL.openConnection();
JarFile jf = juc.getJarFile();
Enumeration enumer = jf.entries();
String resourceFile = plugInDirectory + File.separator + resourceName;
fileList.add(new File(resourceFile));
FileOutputStream fos = new FileOutputStream(resourceFile);
System.out.println(":vv " + resourceFile);
JarOutputStream jos = new JarOutputStream(fos);
while (enumer.hasMoreElements()) {
JarEntry je = (JarEntry) enumer.nextElement();
jos.putNextEntry(new JarEntry(je));
InputStream in = jf.getInputStream(je);
int c;
// TODO FIXME use a buffered reader!!!
while ((c = in.read()) >= 0) {
jos.write(c);
}
in.close();
}
jos.closeEntry();
jos.close();
fos.close();
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return (File[]) fileList.toArray(new File[fileList.size()]);
}
/**
* Enumerates the resouces in a give package name. This works even if the resources are loaded
* from a jar file!
*
* <p>Adapted from code by mikewse on the java.sun.com message boards.
* http://forum.java.sun.com/thread.jsp?forum=22&thread=30984
*
* @param packageName The package to enumerate
* @return A Set of Strings for each resouce in the package.
*/
public static Set getResoucesInPackage(String packageName) throws IOException {
String localPackageName;
if (packageName.endsWith("/")) {
localPackageName = packageName;
} else {
localPackageName = packageName + '/';
}
Enumeration dirEnum = ClassLoader.getSystemResources(localPackageName);
Set names = new HashSet();
// Loop CLASSPATH directories
while (dirEnum.hasMoreElements()) {
URL resUrl = (URL) dirEnum.nextElement();
// Pointing to filesystem directory
if (resUrl.getProtocol().equals("file")) {
File dir = new File(resUrl.getFile());
File[] files = dir.listFiles();
if (files != null) {
for (int i = 0; i < files.length; i++) {
File file = files[i];
if (file.isDirectory()) continue;
names.add(localPackageName + file.getName());
}
}
// Pointing to Jar file
} else if (resUrl.getProtocol().equals("jar")) {
JarURLConnection jconn = (JarURLConnection) resUrl.openConnection();
JarFile jfile = jconn.getJarFile();
Enumeration entryEnum = jfile.entries();
while (entryEnum.hasMoreElements()) {
JarEntry entry = (JarEntry) entryEnum.nextElement();
String entryName = entry.getName();
// Exclude our own directory
if (entryName.equals(localPackageName)) continue;
String parentDirName = entryName.substring(0, entryName.lastIndexOf('/') + 1);
if (!parentDirName.equals(localPackageName)) continue;
names.add(entryName);
}
} else {
// Invalid classpath entry
}
}
return names;
}
/**
* Add a jar file to locations - see {@link #classpathLocations}.
*
* @param name
* @param locations
*/
private static void includeJar(File file, Map<String, URL> locations) {
try {
URL url = new URL("file:" + file.getCanonicalPath());
url = new URL("jar:" + url.toExternalForm() + "!/");
JarURLConnection conn = (JarURLConnection) url.openConnection();
JarFile jarFile = conn.getJarFile();
if (jarFile != null) {
// the key does not matter here as long as it is unique
locations.put(url.toString(), url);
}
} catch (Exception e) {
// e.printStackTrace();
return;
}
}
public static LifecycleMappingMetadataSource getLifecycleMappingMetadataSource(CatalogItem ci) {
try {
URL url = getLifecycleMappingMetadataSourceURL(ci);
if (url == null) {
return null;
}
// To ensure we can delete the temporary file we need to prevent caching, see
// http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4386865
URLConnection conn = url.openConnection();
if (conn instanceof JarURLConnection) {
((JarURLConnection) conn).setDefaultUseCaches(false);
}
InputStream is = conn.getInputStream();
try {
return LifecycleMappingFactory.createLifecycleMappingMetadataSource(is);
} finally {
IOUtil.close(is);
}
} catch (FileNotFoundException e) {
// CatalogItem does not contain lifecycle mapping
} catch (Exception e) {
log.warn(NLS.bind(Messages.MavenCatalogViewer_Error_loading_lifecycle, ci.getId()), e);
}
return null;
}
/* ------------------------------------------------------------ */
private List<String> listEntries() {
checkConnection();
ArrayList<String> list = new ArrayList<String>(32);
JarFile jarFile = _jarFile;
if (jarFile == null) {
try {
JarURLConnection jc = (JarURLConnection) ((new URL(_jarUrl)).openConnection());
jc.setUseCaches(getUseCaches());
jarFile = jc.getJarFile();
} catch (Exception e) {
e.printStackTrace();
LOG.ignore(e);
}
if (jarFile == null) throw new IllegalStateException();
}
Enumeration e = jarFile.entries();
String dir = _urlString.substring(_urlString.indexOf("!/") + 2);
while (e.hasMoreElements()) {
JarEntry entry = (JarEntry) e.nextElement();
String name = entry.getName().replace('\\', '/');
if (!name.startsWith(dir) || name.length() == dir.length()) {
continue;
}
String listName = name.substring(dir.length());
int dash = listName.indexOf('/');
if (dash >= 0) {
// when listing jar:file urls, you get back one
// entry for the dir itself, which we ignore
if (dash == 0 && listName.length() == 1) continue;
// when listing jar:file urls, all files and
// subdirs have a leading /, which we remove
if (dash == 0) listName = listName.substring(dash + 1, listName.length());
else listName = listName.substring(0, dash + 1);
if (list.contains(listName)) continue;
}
list.add(listName);
}
return list;
}
private static List<String> resolveModuleEntriesFromJar(URL url, String _prefix)
throws IOException {
final String prefix = _prefix.endsWith("/") ? _prefix : _prefix + "/";
List<String> resourceList = new ArrayList<String>();
JarURLConnection conn = (JarURLConnection) url.openConnection();
Enumeration entries = conn.getJarFile().entries();
while (entries.hasMoreElements()) {
JarEntry entry = (JarEntry) entries.nextElement();
String name = entry.getName();
if (name.startsWith(prefix) && !entry.isDirectory()) {
resourceList.add(name);
}
}
return resourceList;
}
// class loader should eventually be deprecated
public URL[] list(URLFilter filter, ClassLoader loader) {
try {
List list = new ArrayList();
String s = url.toString() + "";
URLConnection conn = url.openConnection();
if (conn instanceof JarURLConnection) {
JarURLConnection jurl = (JarURLConnection) conn;
JarFile jf = jurl.getJarFile();
String dirName = s.substring(s.indexOf("!") + 1);
String pattern = dirName + "/[^/]*(/|.)$";
String contextPart = s.substring(0, s.indexOf("!"));
Enumeration ee = jf.entries();
while (ee.hasMoreElements()) {
JarEntry je = (JarEntry) ee.nextElement();
if (!("/" + je.getName()).matches(pattern)) continue;
// process only the immediate children
String spath = contextPart + "!/" + je.getName();
// System.out.println(spath);
URL u = new URL(spath);
// System.out.println("---->"+u.toString());
if (filter == null || filter.accept(u, u.getPath())) {
list.add(u);
}
}
} else if (conn instanceof HttpURLConnection) {
throw new Exception("Http URL Connection is not supported at this time.");
} else {
File f = new File(url.getFile());
if (f.isDirectory()) {
File[] files = f.listFiles();
for (int i = 0; i < files.length; i++) {
URL u = files[i].toURL();
if (filter == null || filter.accept(u, u.getPath())) {
list.add(u);
}
}
}
}
return (URL[]) list.toArray(new URL[] {});
} catch (Exception ex) {
System.out.println("URL DIRECTORY ERROR " + ex.getMessage());
throw new RuntimeException(ex);
}
}
private Set<Type> getAllJarTypes() {
Set<Type> types = new LinkedHashSet<Type>();
JarURLConnection conn;
JarFile jar;
try {
conn = (JarURLConnection) packageURL.openConnection();
jar = conn.getJarFile();
} catch (IOException e) {
throw ReflectionException.getInstance(e.getMessage(), e);
}
for (JarEntry e : Collections.list(jar.entries())) {
String entryName = e.getName();
Class<?> classEntry = getAsClass(entryName);
if (classEntry != null) {
types.add(classEntry);
}
}
return types;
}
/** @throws Exception */
public void testForEachJarFile() throws Exception {
final String classFilePath = TestCase.class.getName().replace('.', '/') + ".class";
final URL classURL = ResourceUtil.getResource(classFilePath);
final JarURLConnection con = (JarURLConnection) classURL.openConnection();
ClassTraversal.forEach(
con.getJarFile(),
new ClassHandler() {
public void processClass(String packageName, String shortClassName) {
if (count < 10) {
System.out.println(ClassUtil.concatName(packageName, shortClassName));
}
assertNotNull(packageName);
assertNotNull(shortClassName);
assertTrue(packageName.startsWith("junit"));
count++;
}
});
assertTrue(count > 0);
}
/**
* Checks a class path entry to see whether it can contain widgets and widgetsets.
*
* <p>All directories are automatically accepted. JARs are accepted if they have the
* "Vaadin-Widgetsets" attribute in their manifest or the JAR file name contains "vaadin-" or
* ".vaadin.".
*
* <p>Also other non-JAR entries may be accepted, the caller should be prepared to handle them.
*
* @param classpathEntry class path entry string as given in the Java class path
* @return true if the entry should be considered when looking for widgets or widgetsets
*/
private static boolean acceptClassPathEntry(String classpathEntry) {
if (!classpathEntry.endsWith(".jar")) {
// accept all non jars (practically directories)
return true;
} else {
// accepts jars that comply with vaadin-component packaging
// convention (.vaadin. or vaadin- as distribution packages),
if (classpathEntry.contains("vaadin-") || classpathEntry.contains(".vaadin.")) {
return true;
} else {
URL url;
try {
url = new URL("file:" + new File(classpathEntry).getCanonicalPath());
url = new URL("jar:" + url.toExternalForm() + "!/");
JarURLConnection conn = (JarURLConnection) url.openConnection();
debug(url.toString());
JarFile jarFile = conn.getJarFile();
Manifest manifest = jarFile.getManifest();
if (manifest != null) {
Attributes mainAttributes = manifest.getMainAttributes();
if (mainAttributes.getValue("Vaadin-Widgetsets") != null) {
return true;
}
if (mainAttributes.getValue("Vaadin-Stylesheets") != null) {
return true;
}
}
} catch (MalformedURLException e) {
if (debug) {
error("Failed to inspect JAR file", e);
}
} catch (IOException e) {
if (debug) {
error("Failed to inspect JAR file", e);
}
}
return false;
}
}
}