private String[] getStringProperty(String name, Object value) {
// Don't log a warning if the value is null. The filter guarantees at least one of the necessary
// properties
// is there. If others are not, this method will get called with value equal to null.
if (value == null) return new String[0];
if (value instanceof String) {
return new String[] {(String) value};
}
if (value instanceof String[]) {
return (String[]) value;
}
Exception e = null;
if (value instanceof Collection) {
@SuppressWarnings("unchecked")
Collection<String> temp = (Collection<String>) value;
try {
return temp.toArray(new String[temp.size()]);
} catch (ArrayStoreException ase) {
e = ase;
}
}
log.log(
LogService.LOG_WARNING,
NLS.bind(
MetaTypeMsg.INVALID_PID_METATYPE_PROVIDER_IGNORED,
new Object[] {_bundle.getSymbolicName(), _bundle.getBundleId(), name, value}),
e);
return new String[0];
}
public EquinoxObjectClassDefinition getObjectClassDefinition(String id, String locale) {
if (_bundle.getState() != Bundle.ACTIVE) return null; // return none if not active
MetaTypeProviderWrapper[] wrappers = getMetaTypeProviders();
for (int i = 0; i < wrappers.length; i++) {
if (id.equals(wrappers[i].pid))
// found a matching pid now call the actual provider
return wrappers[i].getObjectClassDefinition(id, locale);
}
return null;
}
private String[] getPids(boolean factory) {
if (_bundle.getState() != Bundle.ACTIVE) return new String[0]; // return none if not active
MetaTypeProviderWrapper[] wrappers = getMetaTypeProviders();
ArrayList<String> results = new ArrayList<String>();
for (int i = 0; i < wrappers.length; i++) {
// return only the correct type of pids (regular or factory)
if (factory == wrappers[i].factory) results.add(wrappers[i].pid);
}
return results.toArray(new String[results.size()]);
}
public String[] getLocales() {
if (_bundle.getState() != Bundle.ACTIVE) return new String[0]; // return none if not active
MetaTypeProviderWrapper[] wrappers = getMetaTypeProviders();
ArrayList<String> locales = new ArrayList<String>();
// collect all the unique locales from all providers we found
for (int i = 0; i < wrappers.length; i++) {
String[] wrappedLocales = wrappers[i].getLocales();
if (wrappedLocales == null) continue;
for (int j = 0; j < wrappedLocales.length; j++)
if (!locales.contains(wrappedLocales[j])) locales.add(wrappedLocales[j]);
}
return locales.toArray(new String[locales.size()]);
}