/** @see MultiOperation */
protected void verify(IJavaElement element) throws JavaModelException {
if (element == null || !element.exists())
error(IJavaModelStatusConstants.ELEMENT_DOES_NOT_EXIST, element);
if (element.isReadOnly() && (isRename() || isMove()))
error(IJavaModelStatusConstants.READ_ONLY, element);
IResource resource = ((JavaElement) element).resource();
if (resource instanceof IFolder) {
if (resource.isLinked()) {
error(IJavaModelStatusConstants.INVALID_RESOURCE, element);
}
}
int elementType = element.getElementType();
if (elementType == IJavaElement.COMPILATION_UNIT) {
org.eclipse.jdt.internal.core.CompilationUnit compilationUnit =
(org.eclipse.jdt.internal.core.CompilationUnit) element;
if (isMove() && compilationUnit.isWorkingCopy() && !compilationUnit.isPrimary())
error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element);
} else if (elementType != IJavaElement.PACKAGE_FRAGMENT) {
error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element);
}
JavaElement dest = (JavaElement) getDestinationParent(element);
verifyDestination(element, dest);
if (this.renamings != null) {
verifyRenaming(element);
}
}
protected IType[] findTypes(Object[] elements, IRunnableContext context)
throws InterruptedException, CoreException {
IJavaElement[] javaElements = getJavaElements(elements);
if (javaElements.length == 1 && javaElements[0] instanceof CompilationUnit) {
CompilationUnit unit = (CompilationUnit) javaElements[0];
return new IType[] {unit.getTypeRoot().findPrimaryType()};
}
return new IType[] {};
}
@Override
public void rename(String newName, boolean force, IProgressMonitor monitor)
throws JavaModelException {
super.rename(newName, force, monitor);
// FIXADE we should not have to do this. Somewhere, a working copy is being created and not
// discarded
if (this.isWorkingCopy()) {
this.discardWorkingCopy();
}
}
@Override
public void discardWorkingCopy() throws JavaModelException {
// GRECLIPSE-804 must synchronize
ModuleNodeMapper.getInstance().lock();
try {
PerWorkingCopyInfo info = getPerWorkingCopyInfo();
if (workingCopyInfoWillBeDiscarded(info)) {
ModuleNodeMapper.getInstance().remove(info);
}
super.discardWorkingCopy();
} finally {
ModuleNodeMapper.getInstance().unlock();
}
}
protected void codeComplete(
org.eclipse.jdt.internal.compiler.env.ICompilationUnit cu,
org.eclipse.jdt.internal.compiler.env.ICompilationUnit unitToSkip,
int position,
CompletionRequestor requestor,
WorkingCopyOwner owner,
ITypeRoot typeRoot,
IProgressMonitor monitor)
throws JavaModelException {
// allow a delegate to perform completion if required
// this is used by the grails plugin when editing in gsp editor
ICodeCompletionDelegate delegate =
(ICodeCompletionDelegate) getAdapter(ICodeCompletionDelegate.class);
if (delegate != null && delegate.shouldCodeComplete(requestor, typeRoot)) {
delegate.codeComplete(cu, unitToSkip, position, requestor, owner, typeRoot, monitor);
} else {
super.codeComplete(cu, unitToSkip, position, requestor, owner, typeRoot, monitor);
}
}
/**
* Copies/moves a compilation unit with the name <code>newCUName</code> to the destination
* package.<br>
* The package statement in the compilation unit is updated if necessary. The main type of the
* compilation unit is renamed if necessary.
*
* @exception JavaModelException if the operation is unable to complete
*/
private void processCompilationUnitResource(ICompilationUnit source, PackageFragment dest)
throws JavaModelException {
String newCUName = getNewNameFor(source);
String destName = (newCUName != null) ? newCUName : source.getElementName();
TextEdit edit = updateContent(source, dest, newCUName); // null if unchanged
// TODO (frederic) remove when bug 67606 will be fixed (bug 67823)
// store encoding (fix bug 66898)
IFile sourceResource = (IFile) source.getResource();
String sourceEncoding = null;
try {
sourceEncoding = sourceResource.getCharset(false);
} catch (CoreException ce) {
// no problem, use default encoding
}
// end todo
// copy resource
IContainer destFolder = (IContainer) dest.getResource(); // can be an IFolder or an IProject
IFile destFile = destFolder.getFile(new Path(destName));
org.eclipse.jdt.internal.core.CompilationUnit destCU =
new org.eclipse.jdt.internal.core.CompilationUnit(
dest, destName, DefaultWorkingCopyOwner.PRIMARY);
if (!destFile.equals(sourceResource)) {
try {
if (!destCU.isWorkingCopy()) {
if (destFile.exists()) {
if (this.force) {
// we can remove it
deleteResource(destFile, IResource.KEEP_HISTORY);
destCU.close(); // ensure the in-memory buffer for the dest CU is closed
} else {
// abort
throw new JavaModelException(
new JavaModelStatus(
IJavaModelStatusConstants.NAME_COLLISION,
Messages.bind(
Messages.status_nameCollision, destFile.getFullPath().toString())));
}
}
int flags = this.force ? IResource.FORCE : IResource.NONE;
if (isMove()) {
flags |= IResource.KEEP_HISTORY;
sourceResource.move(destFile.getFullPath(), flags, getSubProgressMonitor(1));
} else {
if (edit != null) flags |= IResource.KEEP_HISTORY;
sourceResource.copy(destFile.getFullPath(), flags, getSubProgressMonitor(1));
}
setAttribute(HAS_MODIFIED_RESOURCE_ATTR, TRUE);
} else {
destCU.getBuffer().setContents(source.getBuffer().getContents());
}
} catch (JavaModelException e) {
throw e;
} catch (CoreException e) {
throw new JavaModelException(e);
}
// update new resource content
if (edit != null) {
boolean wasReadOnly = destFile.isReadOnly();
try {
saveContent(dest, destName, edit, sourceEncoding, destFile);
} catch (CoreException e) {
if (e instanceof JavaModelException) throw (JavaModelException) e;
throw new JavaModelException(e);
} finally {
Util.setReadOnly(destFile, wasReadOnly);
}
}
// register the correct change deltas
prepareDeltas(source, destCU, isMove());
if (newCUName != null) {
// the main type has been renamed
String oldName = Util.getNameWithoutJavaLikeExtension(source.getElementName());
String newName = Util.getNameWithoutJavaLikeExtension(newCUName);
prepareDeltas(source.getType(oldName), destCU.getType(newName), isMove());
}
} else {
if (!this.force) {
throw new JavaModelException(
new JavaModelStatus(
IJavaModelStatusConstants.NAME_COLLISION,
Messages.bind(Messages.status_nameCollision, destFile.getFullPath().toString())));
}
// update new resource content
// in case we do a saveas on the same resource we have to simply update the contents
// see http://dev.eclipse.org/bugs/show_bug.cgi?id=9351
if (edit != null) {
saveContent(dest, destName, edit, sourceEncoding, destFile);
}
}
}