/**
* Creates a compilation unit.
*
* @exception ModelException if unable to create the compilation unit.
*/
protected void executeOperation() throws ModelException {
try {
// beginTask(Messages.operation_createUnitProgress, 2);
ModelElementDelta delta = newModelElementDelta();
ISourceModule unit = getSourceModule();
IScriptFolder pkg = (IScriptFolder) getParentElement();
IContainer folder = (IContainer) pkg.getResource();
worked(1);
IFile compilationUnitFile = folder.getFile(new Path(fName));
if (compilationUnitFile.exists()) {
// update the contents of the existing unit if fForce is true
if (force) {
IBuffer buffer = unit.getBuffer();
if (buffer == null) return;
buffer.setContents(fSource);
unit.save(new NullProgressMonitor(), false);
resultElements = new IModelElement[] {unit};
if (!Util.isExcluded(unit) && unit.getParent().exists()) {
for (int i = 0; i < resultElements.length; i++) {
delta.changed(resultElements[i], IModelElementDelta.F_CONTENT);
}
addDelta(delta);
}
} else {
throw new ModelException(
new ModelStatus(
IModelStatusConstants.NAME_COLLISION,
Messages.bind(
Messages.status_nameCollision,
compilationUnitFile.getFullPath().toString())));
}
} else {
try {
String encoding = null;
try {
encoding = folder.getDefaultCharset(); // get folder encoding as file is not accessible
} catch (CoreException ce) {
// use no encoding
}
InputStream stream =
new ByteArrayInputStream(
encoding == null ? fSource.getBytes() : fSource.getBytes(encoding));
createFile(folder, unit.getElementName(), stream, force);
resultElements = new IModelElement[] {unit};
if (!Util.isExcluded(unit) && unit.getParent().exists()) {
for (int i = 0; i < resultElements.length; i++) {
delta.added(resultElements[i]);
}
addDelta(delta);
}
} catch (IOException e) {
throw new ModelException(e, IModelStatusConstants.IO_EXCEPTION);
}
}
worked(1);
} finally {
done();
}
}
protected boolean buildStructure(
OpenableElementInfo info, IProgressMonitor pm, Map newElements, IResource underlyingResource)
throws ModelException {
// check whether this folder can be opened
if (!underlyingResource.isAccessible()) throw newNotPresentException();
int kind = getKind();
if (kind == IProjectFragment.K_SOURCE && Util.isExcluded(this)) throw newNotPresentException();
// add modules from resources
HashSet vChildren = new HashSet();
try {
ProjectFragment root = getProjectFragment();
char[][] inclusionPatterns = root.fullInclusionPatternChars();
char[][] exclusionPatterns = root.fullExclusionPatternChars();
IResource[] members = ((IContainer) underlyingResource).members();
for (int i = 0, max = members.length; i < max; i++) {
IResource child = members[i];
if (child.getType() != IResource.FOLDER
&& !Util.isExcluded(child, inclusionPatterns, exclusionPatterns)) {
IModelElement childElement;
if (kind == IProjectFragment.K_SOURCE && Util.isValidSourceModule(this, child)) {
childElement = getSourceModule(child.getName());
vChildren.add(childElement);
}
}
}
} catch (CoreException e) {
throw new ModelException(e);
}
if (kind == IProjectFragment.K_SOURCE) {
// add primary source modules
ISourceModule[] primarySourceModules = getSourceModules(DefaultWorkingCopyOwner.PRIMARY);
for (int i = 0, length = primarySourceModules.length; i < length; i++) {
ISourceModule primary = primarySourceModules[i];
vChildren.add(primary);
}
}
IModelElement[] children = new IModelElement[vChildren.size()];
vChildren.toArray(children);
info.setChildren(children);
return true;
}
public ISourceModule[] getSourceModules(WorkingCopyOwner owner) {
ISourceModule[] workingCopies =
ModelManager.getModelManager().getWorkingCopies(owner, false /* don't add primary */);
if (workingCopies == null) return ModelManager.NO_WORKING_COPY;
int length = workingCopies.length;
ISourceModule[] result = new ISourceModule[length];
int index = 0;
for (int i = 0; i < length; i++) {
ISourceModule wc = workingCopies[i];
IResource res = wc.getResource();
boolean valid;
if (res != null) valid = Util.isValidSourceModule(this, res);
else valid = Util.isValidSourceModule(this, wc.getPath());
if (equals(wc.getParent()) && !Util.isExcluded(wc) && valid) {
result[index++] = wc;
}
}
if (index != length) {
System.arraycopy(result, 0, result = new ISourceModule[index], 0, index);
}
return result;
}