private Set<File> getDependencyFiles() {
List<Resource> overlays = new ArrayList<Resource>();
Set<File> dependencies = getClasspath().getFiles();
logger.debug("Adding dependencies {} for WEB-INF/lib ", dependencies);
// todo incorporate overlays when our resolved dependencies provide type information
// if (artifact.getType().equals("war")) {
// try {
// Resource r = Resource.newResource("jar:" +
// artifact.getFile().toURL().toString() + "!/");
// overlays.add(r);
// getExtraScanTargets().add(artifact.getFile());
// }
// catch (Exception e) {
// throw new RuntimeException(e);
// }
// continue;
// }
if (!overlays.isEmpty()) {
try {
Resource resource = getWebAppConfig().getBaseResource();
ResourceCollection rc = new ResourceCollection();
if (resource == null) {
// nothing configured, so we automagically enable the overlays
int size = overlays.size() + 1;
Resource[] resources = new Resource[size];
resources[0] = Resource.newResource(getWebAppSourceDirectory().toURI().toURL());
for (int i = 1; i < size; i++) {
resources[i] = overlays.get(i - 1);
logger.info("Adding overlay: " + resources[i]);
}
rc.setResources(resources);
} else {
if (resource instanceof ResourceCollection) {
// there was a preconfigured ResourceCollection ... append the artifact wars
Resource[] old = ((ResourceCollection) resource).getResources();
int size = old.length + overlays.size();
Resource[] resources = new Resource[size];
System.arraycopy(old, 0, resources, 0, old.length);
for (int i = old.length; i < size; i++) {
resources[i] = overlays.get(i - old.length);
logger.info("Adding overlay: " + resources[i]);
}
rc.setResources(resources);
} else {
// baseResource was already configured w/c could be src/main/webapp
if (!resource.isDirectory() && String.valueOf(resource.getFile()).endsWith(".war")) {
// its a war
resource = Resource.newResource("jar:" + resource.getURL().toString() + "!/");
}
int size = overlays.size() + 1;
Resource[] resources = new Resource[size];
resources[0] = resource;
for (int i = 1; i < size; i++) {
resources[i] = overlays.get(i - 1);
logger.info("Adding overlay: " + resources[i]);
}
rc.setResources(resources);
}
}
getWebAppConfig().setBaseResource(rc);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return dependencies;
}
/* ------------------------------------------------------------ */
public static void extract(Resource resource, File directory, boolean deleteOnExit)
throws IOException {
if (Log.isDebugEnabled()) Log.debug("Extract " + resource + " to " + directory);
String urlString = resource.getURL().toExternalForm().trim();
int endOfJarUrl = urlString.indexOf("!/");
int startOfJarUrl = (endOfJarUrl >= 0 ? 4 : 0);
if (endOfJarUrl < 0) throw new IOException("Not a valid jar url: " + urlString);
URL jarFileURL = new URL(urlString.substring(startOfJarUrl, endOfJarUrl));
String subEntryName =
(endOfJarUrl + 2 < urlString.length() ? urlString.substring(endOfJarUrl + 2) : null);
boolean subEntryIsDir = (subEntryName != null && subEntryName.endsWith("/") ? true : false);
if (Log.isDebugEnabled())
Log.debug("Extracting entry = " + subEntryName + " from jar " + jarFileURL);
InputStream is = jarFileURL.openConnection().getInputStream();
JarInputStream jin = new JarInputStream(is);
JarEntry entry = null;
boolean shouldExtract = true;
while ((entry = jin.getNextJarEntry()) != null) {
String entryName = entry.getName();
if ((subEntryName != null) && (entryName.startsWith(subEntryName))) {
// if there is a particular subEntry that we are looking for, only
// extract it.
if (subEntryIsDir) {
// if it is a subdirectory we are looking for, then we
// are looking to extract its contents into the target
// directory. Remove the name of the subdirectory so
// that we don't wind up creating it too.
entryName = entryName.substring(subEntryName.length());
if (!entryName.equals("")) {
// the entry is
shouldExtract = true;
} else shouldExtract = false;
} else shouldExtract = true;
} else if ((subEntryName != null) && (!entryName.startsWith(subEntryName))) {
// there is a particular entry we are looking for, and this one
// isn't it
shouldExtract = false;
} else {
// we are extracting everything
shouldExtract = true;
}
if (!shouldExtract) {
if (Log.isDebugEnabled()) Log.debug("Skipping entry: " + entryName);
continue;
}
File file = new File(directory, entryName);
if (entry.isDirectory()) {
// Make directory
if (!file.exists()) file.mkdirs();
} else {
// make directory (some jars don't list dirs)
File dir = new File(file.getParent());
if (!dir.exists()) dir.mkdirs();
// Make file
FileOutputStream fout = null;
try {
fout = new FileOutputStream(file);
IO.copy(jin, fout);
} finally {
IO.close(fout);
}
// touch the file.
if (entry.getTime() >= 0) file.setLastModified(entry.getTime());
}
if (deleteOnExit) file.deleteOnExit();
}
}
