/**
* Main entry point for Dart Model operations. Runs a Dart Model Operation as an
* IWorkspaceRunnable if not read-only.
*/
public void runOperation(IProgressMonitor monitor) throws DartModelException {
DartModelStatus status = verify();
if (!status.isOK()) {
throw new DartModelException(status);
}
try {
if (isReadOnly()) {
run(monitor);
} else {
// Use IWorkspace.run(...) to ensure that resource changes are batched
// Note that if the tree is locked, this will throw a CoreException, but
// this is ok as this operation is modifying the tree (not read-only)
// and a CoreException will be thrown anyway.
ResourcesPlugin.getWorkspace()
.run(this, getSchedulingRule(), IWorkspace.AVOID_UPDATE, monitor);
}
} catch (CoreException ce) {
if (ce instanceof DartModelException) {
throw (DartModelException) ce;
} else {
if (ce.getStatus().getCode() == IResourceStatus.OPERATION_FAILED) {
Throwable e = ce.getStatus().getException();
if (e instanceof DartModelException) {
throw (DartModelException) e;
}
}
throw new DartModelException(ce);
}
}
}
/** Convenience method to run an operation within this operation. */
public void executeNestedOperation(DartModelOperation operation, int subWorkAmount)
throws DartModelException {
DartModelStatus status = operation.verify();
if (!status.isOK()) {
throw new DartModelException(status);
}
IProgressMonitor subProgressMonitor = getSubProgressMonitor(subWorkAmount);
// fix for 1FW7IKC, part (1)
try {
operation.setNested(true);
operation.run(subProgressMonitor);
} catch (CoreException ce) {
if (ce instanceof DartModelException) {
throw (DartModelException) ce;
} else {
// translate the core exception to a Dart model exception
if (ce.getStatus().getCode() == IResourceStatus.OPERATION_FAILED) {
Throwable e = ce.getStatus().getException();
if (e instanceof DartModelException) {
throw (DartModelException) e;
}
}
throw new DartModelException(ce);
}
}
}
