/**
* Look for jars in WEB-INF/lib
*
* @param context
* @return the list of jar resources found within context
* @throws Exception
*/
protected List<Resource> findJars(WebAppContext context) throws Exception {
List<Resource> jarResources = new ArrayList<Resource>();
Resource web_inf = context.getWebInf();
if (web_inf == null || !web_inf.exists()) return null;
Resource web_inf_lib = web_inf.addPath("/lib");
if (web_inf_lib.exists() && web_inf_lib.isDirectory()) {
String[] files = web_inf_lib.list();
for (int f = 0; files != null && f < files.length; f++) {
try {
Resource file = web_inf_lib.addPath(files[f]);
String fnlc = file.getName().toLowerCase(Locale.ENGLISH);
int dot = fnlc.lastIndexOf('.');
String extension = (dot < 0 ? null : fnlc.substring(dot));
if (extension != null && (extension.equals(".jar") || extension.equals(".zip"))) {
jarResources.add(file);
}
} catch (Exception ex) {
LOG.warn(Log.EXCEPTION, ex);
}
}
}
return jarResources;
}
@Override
public void setWar(String path) {
super.setWar(path);
try {
Resource war = Resource.newResource(path);
if (war.exists() && war.isDirectory() && getDescriptor() == null) {
Resource webXml = war.addPath("WEB-INF/web.xml");
setDescriptor(webXml.toString());
}
} catch (IOException e) {
throw new BuildException(e);
}
}
@Override
public void configure(WebAppContext context) throws Exception {
// cannot configure if the context is already started
if (context.isStarted()) {
if (LOG.isDebugEnabled())
LOG.debug("Cannot configure webapp " + context + " after it is started");
return;
}
Resource web_inf = context.getWebInf();
// Add WEB-INF classes and lib classpaths
if (web_inf != null
&& web_inf.isDirectory()
&& context.getClassLoader() instanceof WebAppClassLoader) {
// Look for classes directory
Resource classes = web_inf.addPath("classes/");
if (classes.exists()) ((WebAppClassLoader) context.getClassLoader()).addClassPath(classes);
// Look for jars
Resource lib = web_inf.addPath("lib/");
if (lib.exists() || lib.isDirectory())
((WebAppClassLoader) context.getClassLoader()).addJars(lib);
}
// Look for extra resource
@SuppressWarnings("unchecked")
List<Resource> resources = (List<Resource>) context.getAttribute(RESOURCE_URLS);
if (resources != null) {
Resource[] collection = new Resource[resources.size() + 1];
int i = 0;
collection[i++] = context.getBaseResource();
for (Resource resource : resources) collection[i++] = resource;
context.setBaseResource(new ResourceCollection(collection));
}
}
public void addJars(Resource lib) throws IOException {
if (lib == null || !lib.exists()) throw new IllegalStateException("No such lib: " + lib);
String[] list = lib.list();
if (list == null) return;
for (String path : list) {
if (".".equals(path) || "..".equals(path)) continue;
try (Resource item = lib.addPath(path)) {
if (item.isDirectory()) addJars(item);
else {
if (path.toLowerCase().endsWith(".jar") || path.toLowerCase().endsWith(".zip")) {
URL url = item.getURL();
_classpath.add(url);
}
}
}
}
}
/**
* Parse all classes in a directory
*
* @param dir
* @param resolver
* @throws Exception
*/
public void parseDir(Resource dir, ClassNameResolver resolver) throws Exception {
// skip dirs whose name start with . (ie hidden)
if (!dir.isDirectory() || !dir.exists() || dir.getName().startsWith(".")) return;
if (LOG.isDebugEnabled()) {
LOG.debug("Scanning dir {}", dir);
}
;
String[] files = dir.list();
for (int f = 0; files != null && f < files.length; f++) {
try {
Resource res = dir.addPath(files[f]);
if (res.isDirectory()) parseDir(res, resolver);
else {
// we've already verified the directories, so just verify the class file name
String filename = res.getFile().getName();
if (isValidClassFileName(filename)) {
String name = res.getName();
if ((resolver == null)
|| (!resolver.isExcluded(name)
&& (!isParsed(name) || resolver.shouldOverride(name)))) {
Resource r = Resource.newResource(res.getURL());
if (LOG.isDebugEnabled()) {
LOG.debug("Scanning class {}", r);
}
;
scanClass(r.getInputStream());
}
}
}
} catch (Exception ex) {
LOG.warn(Log.EXCEPTION, ex);
}
}
}
public void unpack(WebAppContext context) throws IOException {
Resource web_app = context.getBaseResource();
_preUnpackBaseResource = context.getBaseResource();
if (web_app == null) {
String war = context.getWar();
if (war != null && war.length() > 0) web_app = context.newResource(war);
else web_app = context.getBaseResource();
// Accept aliases for WAR files
if (web_app.getAlias() != null) {
LOG.debug(web_app + " anti-aliased to " + web_app.getAlias());
web_app = context.newResource(web_app.getAlias());
}
if (LOG.isDebugEnabled())
LOG.debug(
"Try webapp="
+ web_app
+ ", exists="
+ web_app.exists()
+ ", directory="
+ web_app.isDirectory()
+ " file="
+ (web_app.getFile()));
// Is the WAR usable directly?
if (web_app.exists() && !web_app.isDirectory() && !web_app.toString().startsWith("jar:")) {
// No - then lets see if it can be turned into a jar URL.
Resource jarWebApp = JarResource.newJarResource(web_app);
if (jarWebApp.exists() && jarWebApp.isDirectory()) web_app = jarWebApp;
}
// If we should extract or the URL is still not usable
if (web_app.exists()
&& ((context.isCopyWebDir()
&& web_app.getFile() != null
&& web_app.getFile().isDirectory())
|| (context.isExtractWAR()
&& web_app.getFile() != null
&& !web_app.getFile().isDirectory())
|| (context.isExtractWAR() && web_app.getFile() == null)
|| !web_app.isDirectory())) {
// Look for sibling directory.
File extractedWebAppDir = null;
if (war != null) {
// look for a sibling like "foo/" to a "foo.war"
File warfile = Resource.newResource(war).getFile();
if (warfile != null && warfile.getName().toLowerCase(Locale.ENGLISH).endsWith(".war")) {
File sibling =
new File(
warfile.getParent(),
warfile.getName().substring(0, warfile.getName().length() - 4));
if (sibling.exists() && sibling.isDirectory() && sibling.canWrite())
extractedWebAppDir = sibling;
}
}
if (extractedWebAppDir == null)
// Then extract it if necessary to the temporary location
extractedWebAppDir = new File(context.getTempDirectory(), "webapp");
if (web_app.getFile() != null && web_app.getFile().isDirectory()) {
// Copy directory
LOG.info("Copy " + web_app + " to " + extractedWebAppDir);
web_app.copyTo(extractedWebAppDir);
} else {
// Use a sentinel file that will exist only whilst the extraction is taking place.
// This will help us detect interrupted extractions.
File extractionLock = new File(context.getTempDirectory(), ".extract_lock");
if (!extractedWebAppDir.exists()) {
// it hasn't been extracted before so extract it
extractionLock.createNewFile();
extractedWebAppDir.mkdir();
LOG.info("Extract " + web_app + " to " + extractedWebAppDir);
Resource jar_web_app = JarResource.newJarResource(web_app);
jar_web_app.copyTo(extractedWebAppDir);
extractionLock.delete();
} else {
// only extract if the war file is newer, or a .extract_lock file is left behind meaning
// a possible partial extraction
if (web_app.lastModified() > extractedWebAppDir.lastModified()
|| extractionLock.exists()) {
extractionLock.createNewFile();
IO.delete(extractedWebAppDir);
extractedWebAppDir.mkdir();
LOG.info("Extract " + web_app + " to " + extractedWebAppDir);
Resource jar_web_app = JarResource.newJarResource(web_app);
jar_web_app.copyTo(extractedWebAppDir);
extractionLock.delete();
}
}
}
web_app = Resource.newResource(extractedWebAppDir.getCanonicalPath());
}
// Now do we have something usable?
if (!web_app.exists() || !web_app.isDirectory()) {
LOG.warn("Web application not found " + war);
throw new java.io.FileNotFoundException(war);
}
context.setBaseResource(web_app);
if (LOG.isDebugEnabled()) LOG.debug("webapp=" + web_app);
}
// Do we need to extract WEB-INF/lib?
if (context.isCopyWebInf() && !context.isCopyWebDir()) {
Resource web_inf = web_app.addPath("WEB-INF/");
File extractedWebInfDir = new File(context.getTempDirectory(), "webinf");
if (extractedWebInfDir.exists()) IO.delete(extractedWebInfDir);
extractedWebInfDir.mkdir();
Resource web_inf_lib = web_inf.addPath("lib/");
File webInfDir = new File(extractedWebInfDir, "WEB-INF");
webInfDir.mkdir();
if (web_inf_lib.exists()) {
File webInfLibDir = new File(webInfDir, "lib");
if (webInfLibDir.exists()) IO.delete(webInfLibDir);
webInfLibDir.mkdir();
LOG.info("Copying WEB-INF/lib " + web_inf_lib + " to " + webInfLibDir);
web_inf_lib.copyTo(webInfLibDir);
}
Resource web_inf_classes = web_inf.addPath("classes/");
if (web_inf_classes.exists()) {
File webInfClassesDir = new File(webInfDir, "classes");
if (webInfClassesDir.exists()) IO.delete(webInfClassesDir);
webInfClassesDir.mkdir();
LOG.info(
"Copying WEB-INF/classes from "
+ web_inf_classes
+ " to "
+ webInfClassesDir.getAbsolutePath());
web_inf_classes.copyTo(webInfClassesDir);
}
web_inf = Resource.newResource(extractedWebInfDir.getCanonicalPath());
ResourceCollection rc = new ResourceCollection(web_inf, web_app);
if (LOG.isDebugEnabled()) LOG.debug("context.resourcebase = " + rc);
context.setBaseResource(rc);
}
}
/* ------------------------------------------------------------ */
@BeforeClass
public static void setUp() throws Exception {
if (data != null) return;
File file = new File(__userDir);
file = new File(file.getCanonicalPath());
URI uri = file.toURI();
__userURL = uri.toURL();
__userURL =
new URL(__userURL.toString() + "src/test/resources/org/eclipse/jetty/util/resource/");
FilePermission perm = (FilePermission) __userURL.openConnection().getPermission();
__userDir = new File(perm.getName()).getCanonicalPath() + File.separatorChar;
__relDir =
"src/test/resources/org/eclipse/jetty/util/resource/".replace('/', File.separatorChar);
tmpFile = File.createTempFile("test", null).getCanonicalFile();
tmpFile.deleteOnExit();
data = new Data[50];
int i = 0;
data[i++] = new Data(tmpFile.toString(), EXISTS, !DIR);
int rt = i;
data[i++] = new Data(__userURL, EXISTS, DIR);
data[i++] = new Data(__userDir, EXISTS, DIR);
data[i++] = new Data(__relDir, EXISTS, DIR);
data[i++] = new Data(__userURL + "resource.txt", EXISTS, !DIR);
data[i++] = new Data(__userDir + "resource.txt", EXISTS, !DIR);
data[i++] = new Data(__relDir + "resource.txt", EXISTS, !DIR);
data[i++] = new Data(__userURL + "NoName.txt", !EXISTS, !DIR);
data[i++] = new Data(__userDir + "NoName.txt", !EXISTS, !DIR);
data[i++] = new Data(__relDir + "NoName.txt", !EXISTS, !DIR);
data[i++] = new Data(data[rt], "resource.txt", EXISTS, !DIR);
data[i++] = new Data(data[rt], "/resource.txt", EXISTS, !DIR);
data[i++] = new Data(data[rt], "NoName.txt", !EXISTS, !DIR);
data[i++] = new Data(data[rt], "/NoName.txt", !EXISTS, !DIR);
int td = i;
data[i++] = new Data(data[rt], "TestData", EXISTS, DIR);
data[i++] = new Data(data[rt], "TestData/", EXISTS, DIR);
data[i++] = new Data(data[td], "alphabet.txt", EXISTS, !DIR, "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
data[i++] = new Data("jar:file:/somejar.jar!/content/", !EXISTS, DIR);
data[i++] = new Data("jar:file:/somejar.jar!/", !EXISTS, DIR);
int tj = i;
data[i++] = new Data("jar:" + __userURL + "TestData/test.zip!/", EXISTS, DIR);
data[i++] = new Data(data[tj], "Unkown", !EXISTS, !DIR);
data[i++] = new Data(data[tj], "/Unkown/", !EXISTS, DIR);
data[i++] = new Data(data[tj], "subdir", EXISTS, DIR);
data[i++] = new Data(data[tj], "/subdir/", EXISTS, DIR);
data[i++] = new Data(data[tj], "alphabet", EXISTS, !DIR, "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
data[i++] = new Data(data[tj], "/subdir/alphabet", EXISTS, !DIR, "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
Resource base = Resource.newResource(__userDir);
Resource dir0 = base.addPath("TestData");
assertTrue(dir0.isDirectory());
assertTrue(dir0.toString().endsWith("/"));
assertTrue(dir0.getAlias() == null);
Resource dir1 = base.addPath("TestData/");
assertTrue(dir1.isDirectory());
assertTrue(dir1.toString().endsWith("/"));
assertTrue(dir1.getAlias() == null);
}
