private Manifest getJarManifest(final File container) throws IOException {
if (container.isDirectory()) {
return null;
}
final JarFile jarFile = this.jarFiles.get(container);
if (jarFile == null) {
return null;
}
return jarFile.getManifest();
}
private Certificate[] getCertificates(final File container, final String entry)
throws IOException {
if (container.isDirectory()) {
return null;
}
final JarFile jarFile = this.jarFiles.get(container);
if (jarFile == null) {
return null;
}
final JarEntry ent = jarFile.getJarEntry(entry);
return (Certificate[]) ((ent == null) ? null : ent.getCertificates());
}
protected URL getResourceURL(final File file, final String resourceName) {
try {
JarFile jarFile = this.jarFiles.get(file);
if (jarFile == null && file.isDirectory()) {
final File resource = new File(file, resourceName);
if (resource.exists()) {
try {
return AntClassLoader.FILE_UTILS.getFileURL(resource);
} catch (MalformedURLException ex) {
return null;
}
}
} else {
if (jarFile == null) {
if (!file.exists()) {
return null;
}
jarFile = new JarFile(file);
this.jarFiles.put(file, jarFile);
jarFile = this.jarFiles.get(file);
}
final JarEntry entry = jarFile.getJarEntry(resourceName);
if (entry != null) {
try {
return new URL("jar:" + AntClassLoader.FILE_UTILS.getFileURL(file) + "!/" + entry);
} catch (MalformedURLException ex) {
return null;
}
}
}
} catch (Exception e) {
final String msg = "Unable to obtain resource from " + file + ": ";
this.log(msg + e, 1);
System.err.println(msg);
e.printStackTrace();
}
return null;
}
private InputStream getResourceStream(final File file, final String resourceName) {
try {
JarFile jarFile = this.jarFiles.get(file);
if (jarFile == null && file.isDirectory()) {
final File resource = new File(file, resourceName);
if (resource.exists()) {
return new FileInputStream(resource);
}
} else {
if (jarFile == null) {
if (!file.exists()) {
return null;
}
jarFile = new JarFile(file);
this.jarFiles.put(file, jarFile);
jarFile = this.jarFiles.get(file);
}
final JarEntry entry = jarFile.getJarEntry(resourceName);
if (entry != null) {
return jarFile.getInputStream(entry);
}
}
} catch (Exception e) {
this.log(
"Ignoring Exception "
+ e.getClass().getName()
+ ": "
+ e.getMessage()
+ " reading resource "
+ resourceName
+ " from "
+ file,
3);
}
return null;
}
protected void addPathFile(final File pathComponent) throws IOException {
if (!this.pathComponents.contains(pathComponent)) {
this.pathComponents.addElement(pathComponent);
}
if (pathComponent.isDirectory()) {
return;
}
final String absPathPlusTimeAndLength =
pathComponent.getAbsolutePath()
+ pathComponent.lastModified()
+ "-"
+ pathComponent.length();
String classpath = AntClassLoader.pathMap.get(absPathPlusTimeAndLength);
if (classpath == null) {
JarFile jarFile = null;
try {
jarFile = new JarFile(pathComponent);
final Manifest manifest = jarFile.getManifest();
if (manifest == null) {
return;
}
classpath = manifest.getMainAttributes().getValue(Attributes.Name.CLASS_PATH);
} finally {
if (jarFile != null) {
jarFile.close();
}
}
if (classpath == null) {
classpath = "";
}
AntClassLoader.pathMap.put(absPathPlusTimeAndLength, classpath);
}
if (!"".equals(classpath)) {
final URL baseURL = AntClassLoader.FILE_UTILS.getFileURL(pathComponent);
final StringTokenizer st = new StringTokenizer(classpath);
while (st.hasMoreTokens()) {
final String classpathElement = st.nextToken();
final URL libraryURL = new URL(baseURL, classpathElement);
if (!libraryURL.getProtocol().equals("file")) {
this.log(
"Skipping jar library "
+ classpathElement
+ " since only relative URLs are supported by this"
+ " loader",
3);
} else {
final String decodedPath = Locator.decodeUri(libraryURL.getFile());
final File libraryFile = new File(decodedPath);
if (!libraryFile.exists() || this.isInPath(libraryFile)) {
continue;
}
this.addPathFile(libraryFile);
}
}
}
}
protected void definePackage(
final File container, final String packageName, final Manifest manifest) {
final String sectionName = packageName.replace('.', '/') + "/";
String specificationTitle = null;
String specificationVendor = null;
String specificationVersion = null;
String implementationTitle = null;
String implementationVendor = null;
String implementationVersion = null;
String sealedString = null;
URL sealBase = null;
final Attributes sectionAttributes = manifest.getAttributes(sectionName);
if (sectionAttributes != null) {
specificationTitle = sectionAttributes.getValue(Attributes.Name.SPECIFICATION_TITLE);
specificationVendor = sectionAttributes.getValue(Attributes.Name.SPECIFICATION_VENDOR);
specificationVersion = sectionAttributes.getValue(Attributes.Name.SPECIFICATION_VERSION);
implementationTitle = sectionAttributes.getValue(Attributes.Name.IMPLEMENTATION_TITLE);
implementationVendor = sectionAttributes.getValue(Attributes.Name.IMPLEMENTATION_VENDOR);
implementationVersion = sectionAttributes.getValue(Attributes.Name.IMPLEMENTATION_VERSION);
sealedString = sectionAttributes.getValue(Attributes.Name.SEALED);
}
final Attributes mainAttributes = manifest.getMainAttributes();
if (mainAttributes != null) {
if (specificationTitle == null) {
specificationTitle = mainAttributes.getValue(Attributes.Name.SPECIFICATION_TITLE);
}
if (specificationVendor == null) {
specificationVendor = mainAttributes.getValue(Attributes.Name.SPECIFICATION_VENDOR);
}
if (specificationVersion == null) {
specificationVersion = mainAttributes.getValue(Attributes.Name.SPECIFICATION_VERSION);
}
if (implementationTitle == null) {
implementationTitle = mainAttributes.getValue(Attributes.Name.IMPLEMENTATION_TITLE);
}
if (implementationVendor == null) {
implementationVendor = mainAttributes.getValue(Attributes.Name.IMPLEMENTATION_VENDOR);
}
if (implementationVersion == null) {
implementationVersion = mainAttributes.getValue(Attributes.Name.IMPLEMENTATION_VERSION);
}
if (sealedString == null) {
sealedString = mainAttributes.getValue(Attributes.Name.SEALED);
}
}
if (sealedString != null && sealedString.equalsIgnoreCase("true")) {
try {
sealBase = new URL(FileUtils.getFileUtils().toURI(container.getAbsolutePath()));
} catch (MalformedURLException ex) {
}
}
this.definePackage(
packageName,
specificationTitle,
specificationVersion,
specificationVendor,
implementationTitle,
implementationVersion,
implementationVendor,
sealBase);
}