private boolean _hasLazyActivationPolicy(Bundle bundle) {
Dictionary<String, String> headers = bundle.getHeaders();
String fragmentHost = headers.get(Constants.FRAGMENT_HOST);
if (fragmentHost != null) {
return false;
}
String activationPolicy = headers.get(Constants.BUNDLE_ACTIVATIONPOLICY);
if (activationPolicy == null) {
return false;
}
Parameters parameters = OSGiHeader.parseHeader(activationPolicy);
if (parameters.containsKey(Constants.ACTIVATION_LAZY)) {
return true;
}
return false;
}
/**
* Create a standalone executable. All entries on the runpath are rolled out into the JAR and the
* runbundles are copied to a directory in the jar. The launcher will see that it starts in
* embedded mode and will automatically detect that it should load the bundles from inside. This
* is drive by the launcher.embedded flag.
*
* @throws Exception
*/
@Override
public Jar executable() throws Exception {
// TODO use constants in the future
Parameters packageHeader = OSGiHeader.parseHeader(project.getProperty("-package"));
boolean useShas = packageHeader.containsKey("jpm");
project.trace("Useshas %s %s", useShas, packageHeader);
Jar jar = new Jar(project.getName());
Builder b = new Builder();
project.addClose(b);
if (!project.getIncludeResource().isEmpty()) {
b.setIncludeResource(project.getIncludeResource().toString());
b.setProperty(Constants.RESOURCEONLY, "true");
b.build();
if (b.isOk()) {
jar.addAll(b.getJar());
}
project.getInfo(b);
}
List<String> runpath = getRunpath();
Set<String> runpathShas = new LinkedHashSet<String>();
Set<String> runbundleShas = new LinkedHashSet<String>();
List<String> classpath = new ArrayList<String>();
for (String path : runpath) {
project.trace("embedding runpath %s", path);
File file = new File(path);
if (file.isFile()) {
if (useShas) {
String sha = SHA1.digest(file).asHex();
runpathShas.add(sha + ";name=\"" + file.getName() + "\"");
} else {
String newPath = "jar/" + file.getName();
jar.putResource(newPath, new FileResource(file));
classpath.add(newPath);
}
}
}
// Copy the bundles to the JAR
List<String> runbundles = (List<String>) getRunBundles();
List<String> actualPaths = new ArrayList<String>();
for (String path : runbundles) {
project.trace("embedding run bundles %s", path);
File file = new File(path);
if (!file.isFile()) project.error("Invalid entry in -runbundles %s", file);
else {
if (useShas) {
String sha = SHA1.digest(file).asHex();
runbundleShas.add(sha + ";name=\"" + file.getName() + "\"");
actualPaths.add("${JPMREPO}/" + sha);
} else {
String newPath = "jar/" + file.getName();
jar.putResource(newPath, new FileResource(file));
actualPaths.add(newPath);
}
}
}
LauncherConstants lc = getConstants(actualPaths, true);
lc.embedded = !useShas;
lc.storageDir = null; // cannot use local info
final Properties p = lc.getProperties(new UTF8Properties());
ByteArrayOutputStream bout = new ByteArrayOutputStream();
p.store(bout, "");
jar.putResource(
LauncherConstants.DEFAULT_LAUNCHER_PROPERTIES,
new EmbeddedResource(bout.toByteArray(), 0L));
Manifest m = new Manifest();
Attributes main = m.getMainAttributes();
for (Entry<Object, Object> e : project.getFlattenedProperties().entrySet()) {
String key = (String) e.getKey();
if (key.length() > 0 && Character.isUpperCase(key.charAt(0)))
main.putValue(key, (String) e.getValue());
}
Instructions instructions = new Instructions(project.getProperty(Constants.REMOVEHEADERS));
Collection<Object> result = instructions.select(main.keySet(), false);
main.keySet().removeAll(result);
if (useShas) {
project.trace("Use JPM launcher");
m.getMainAttributes().putValue("Main-Class", JPM_LAUNCHER_FQN);
m.getMainAttributes().putValue("JPM-Classpath", Processor.join(runpathShas));
m.getMainAttributes().putValue("JPM-Runbundles", Processor.join(runbundleShas));
URLResource jpmLauncher = new URLResource(this.getClass().getResource("/" + JPM_LAUNCHER));
jar.putResource(JPM_LAUNCHER, jpmLauncher);
doStart(jar, JPM_LAUNCHER_FQN);
} else {
project.trace("Use Embedded launcher");
m.getMainAttributes().putValue("Main-Class", EMBEDDED_LAUNCHER_FQN);
m.getMainAttributes().putValue(EmbeddedLauncher.EMBEDDED_RUNPATH, Processor.join(classpath));
URLResource embeddedLauncher =
new URLResource(this.getClass().getResource("/" + EMBEDDED_LAUNCHER));
jar.putResource(EMBEDDED_LAUNCHER, embeddedLauncher);
doStart(jar, EMBEDDED_LAUNCHER_FQN);
}
if (project.getProperty(Constants.DIGESTS) != null)
jar.setDigestAlgorithms(project.getProperty(Constants.DIGESTS).trim().split("\\s*,\\s*"));
else jar.setDigestAlgorithms(new String[] {"SHA-1", "MD-5"});
jar.setManifest(m);
return jar;
}