/**
* All the BND magic happens here.
*
* @param jarInputStream On what to operate.
* @param instructions BND instructions from user API
* @param symbolicName Mandatory Header. In case user does not set it.
* @return Bundle Jar Stream
* @throws Exception Problems go here
*/
private InputStream createBundle(
InputStream jarInputStream, Properties instructions, String symbolicName) throws Exception {
NullArgumentException.validateNotNull(jarInputStream, "Jar URL");
NullArgumentException.validateNotNull(instructions, "Instructions");
NullArgumentException.validateNotEmpty(symbolicName, "Jar info");
final Jar jar = new Jar("dot", sink(jarInputStream));
final Properties properties = new Properties();
properties.putAll(instructions);
final Analyzer analyzer = new Analyzer();
analyzer.setJar(jar);
analyzer.setProperties(properties);
// throw away already existing headers that we overwrite:
analyzer.mergeManifest(jar.getManifest());
checkMandatoryProperties(analyzer, jar, symbolicName);
Manifest manifest = analyzer.calcManifest();
jar.setManifest(manifest);
return createInputStream(jar);
}
private Manifest _calculateManifest(URL url, Manifest manifest) {
Analyzer analyzer = new Analyzer();
Jar jar = null;
try {
URLConnection urlConnection = url.openConnection();
String fileName = url.getFile();
if (urlConnection instanceof JarURLConnection) {
JarURLConnection jarURLConnection = (JarURLConnection) urlConnection;
URL jarFileURL = jarURLConnection.getJarFileURL();
fileName = jarFileURL.getFile();
}
File file = new File(fileName);
if (!file.exists() || !file.canRead()) {
return manifest;
}
fileName = file.getName();
analyzer.setJar(new Jar(fileName, file));
jar = analyzer.getJar();
String bundleSymbolicName = fileName;
Matcher matcher = _bundleSymbolicNamePattern.matcher(bundleSymbolicName);
if (matcher.matches()) {
bundleSymbolicName = matcher.group(1);
}
analyzer.setProperty(Analyzer.BUNDLE_SYMBOLICNAME, bundleSymbolicName);
String exportPackage = _calculateExportPackage(jar);
analyzer.setProperty(Analyzer.EXPORT_PACKAGE, exportPackage);
analyzer.mergeManifest(manifest);
String bundleVersion = analyzer.getProperty(Analyzer.BUNDLE_VERSION);
if (bundleVersion != null) {
bundleVersion = Builder.cleanupVersion(bundleVersion);
analyzer.setProperty(Analyzer.BUNDLE_VERSION, bundleVersion);
}
return analyzer.calcManifest();
} catch (Exception e) {
_log.error(e, e);
return manifest;
} finally {
if (jar != null) {
jar.close();
}
analyzer.close();
}
}