/**
* Removes the given exporter from the list of exporters.
*
* @param aExporter the exporter to remove, cannot be <code>null</code>.
*/
public void removeExporter(final Exporter aExporter) {
if (this.mainFrame != null) {
this.mainFrame.removeExportMenuItem(aExporter.getName());
}
updateActions();
}
/**
* Returns the names of all current available exporters.
*
* @return an array of exporter names, never <code>null</code>, but can be empty.
*/
public String[] getExporterNames() {
try {
final ServiceReference[] serviceRefs =
this.bundleContext.getAllServiceReferences(Exporter.class.getName(), null);
final int count = serviceRefs == null ? 0 : serviceRefs.length;
final String[] result = new String[count];
for (int i = 0; i < count; i++) {
final Exporter exporter = (Exporter) this.bundleContext.getService(serviceRefs[i]);
result[i] = exporter.getName();
this.bundleContext.ungetService(serviceRefs[i]);
}
return result;
} catch (InvalidSyntaxException exception) {
throw new RuntimeException("getAllExporterNames failed!", exception);
}
}
/**
* Returns the exporter with the given name.
*
* @param aName the name of the exporter to return, cannot be <code>null</code>.
* @return the exporter with the given name, can be <code>null</code> if no such exporter is
* found.
* @throws IllegalArgumentException in case the given name was <code>null</code> or empty.
*/
public Exporter getExporter(final String aName) throws IllegalArgumentException {
if ((aName == null) || aName.trim().isEmpty()) {
throw new IllegalArgumentException("Name cannot be null or empty!");
}
try {
final ServiceReference[] serviceRefs =
this.bundleContext.getAllServiceReferences(Exporter.class.getName(), null);
final int count = (serviceRefs == null) ? 0 : serviceRefs.length;
for (int i = 0; i < count; i++) {
final Exporter exporter = (Exporter) this.bundleContext.getService(serviceRefs[i]);
if (aName.equals(exporter.getName())) {
return exporter;
}
}
return null;
} catch (InvalidSyntaxException exception) {
throw new RuntimeException("getExporter failed!", exception);
}
}