private static void doFragment(ResourceImpl resource, Headers headers) {
// Check if we are a fragment
Clause[] clauses = Parser.parseHeader(headers.getHeader(Constants.FRAGMENT_HOST));
if (clauses != null && clauses.length == 1) {
// We are a fragment, create a requirement
// to our host.
RequirementImpl r = new RequirementImpl(Capability.BUNDLE);
StringBuffer sb = new StringBuffer();
sb.append("(&(symbolicname=");
sb.append(clauses[0].getName());
sb.append(")");
appendVersion(
sb,
VersionRange.parseVersionRange(
clauses[0].getAttribute(Constants.BUNDLE_VERSION_ATTRIBUTE)));
sb.append(")");
r.setFilter(sb.toString());
r.addText("Required Host " + clauses[0].getName());
r.setExtend(true);
r.setOptional(false);
r.setMultiple(false);
resource.addRequire(r);
// And insert a capability that we are available
// as a fragment. ### Do we need that with extend?
CapabilityImpl capability = new CapabilityImpl(Capability.FRAGMENT);
capability.addProperty("host", clauses[0].getName());
capability.addProperty("version", Property.VERSION, getVersion(clauses[0]));
resource.addCapability(capability);
}
}
private static void doImportExportServices(ResourceImpl resource, Headers headers) {
Clause[] imports = Parser.parseHeader(headers.getHeader(Constants.IMPORT_SERVICE));
for (int i = 0; imports != null && i < imports.length; i++) {
RequirementImpl ri = new RequirementImpl(Capability.SERVICE);
ri.setFilter(createServiceFilter(imports[i]));
ri.addText("Import Service " + imports[i].getName());
String avail = imports[i].getDirective("availability");
String mult = imports[i].getDirective("multiple");
ri.setOptional("optional".equalsIgnoreCase(avail));
ri.setMultiple(!"false".equalsIgnoreCase(mult));
resource.addRequire(ri);
}
Clause[] exports = Parser.parseHeader(headers.getHeader(Constants.EXPORT_SERVICE));
for (int i = 0; exports != null && i < exports.length; i++) {
CapabilityImpl cap = createServiceCapability(exports[i]);
resource.addCapability(cap);
}
}
