protected void changeToExistingLibrary(
Shell shell, IPath path, boolean isNew, final IJavaProject project) {
try {
IClasspathEntry[] entries = project.getRawClasspath();
int idx = indexOfClasspath(entries, path);
if (idx == -1) {
return;
}
IClasspathEntry[] res;
if (isNew) {
res = BuildPathDialogAccess.chooseContainerEntries(shell, project, entries);
if (res == null) {
return;
}
} else {
IClasspathEntry resEntry =
BuildPathDialogAccess.configureContainerEntry(shell, entries[idx], project, entries);
if (resEntry == null) {
return;
}
res = new IClasspathEntry[] {resEntry};
}
final IClasspathEntry[] newEntries = new IClasspathEntry[entries.length - 1 + res.length];
System.arraycopy(entries, 0, newEntries, 0, idx);
System.arraycopy(res, 0, newEntries, idx, res.length);
System.arraycopy(entries, idx + 1, newEntries, idx + res.length, entries.length - idx - 1);
IRunnableContext context = JavaPlugin.getActiveWorkbenchWindow();
if (context == null) {
context = PlatformUI.getWorkbench().getProgressService();
}
context.run(
true,
true,
new IRunnableWithProgress() {
public void run(IProgressMonitor monitor)
throws InvocationTargetException, InterruptedException {
try {
project.setRawClasspath(newEntries, project.getOutputLocation(), monitor);
} catch (CoreException e) {
throw new InvocationTargetException(e);
}
}
});
} catch (JavaModelException e) {
String title = NewWizardMessages.UserLibraryMarkerResolutionGenerator_error_title;
String message =
NewWizardMessages.UserLibraryMarkerResolutionGenerator_error_creationfailed_message;
ExceptionHandler.handle(e, shell, title, message);
} catch (InvocationTargetException e) {
String title = NewWizardMessages.UserLibraryMarkerResolutionGenerator_error_title;
String message =
NewWizardMessages.UserLibraryMarkerResolutionGenerator_error_applyingfailed_message;
ExceptionHandler.handle(e, shell, title, message);
} catch (InterruptedException e) {
// user cancelled
}
}
private IStructuredSelection evaluateCurrentSelection() {
IWorkbenchWindow window = JavaPlugin.getActiveWorkbenchWindow();
if (window != null) {
ISelection selection = window.getSelectionService().getSelection();
if (selection instanceof IStructuredSelection) {
return (IStructuredSelection) selection;
}
}
return StructuredSelection.EMPTY;
}