/*
* @see IClassFile
*/
public ICompilationUnit getWorkingCopy(WorkingCopyOwner owner, IProgressMonitor monitor)
throws JavaModelException {
CompilationUnit workingCopy =
new ClassFileWorkingCopy(this, owner == null ? DefaultWorkingCopyOwner.PRIMARY : owner);
JavaModelManager manager = JavaModelManager.getJavaModelManager();
JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo =
manager.getPerWorkingCopyInfo(
workingCopy,
false /*don't create*/,
true /*record usage*/,
null /*not used since don't create*/);
if (perWorkingCopyInfo != null) {
return perWorkingCopyInfo
.getWorkingCopy(); // return existing handle instead of the one created above
}
BecomeWorkingCopyOperation op = new BecomeWorkingCopyOperation(workingCopy, null);
op.runOperation(monitor);
return workingCopy;
}
/*
* @see IClassFile#becomeWorkingCopy(IProblemRequestor, WorkingCopyOwner, IProgressMonitor)
*/
public ICompilationUnit becomeWorkingCopy(
IProblemRequestor problemRequestor, WorkingCopyOwner owner, IProgressMonitor monitor)
throws JavaModelException {
JavaModelManager manager = JavaModelManager.getJavaModelManager();
CompilationUnit workingCopy =
new ClassFileWorkingCopy(this, owner == null ? DefaultWorkingCopyOwner.PRIMARY : owner);
JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo =
manager.getPerWorkingCopyInfo(
workingCopy,
false /*don't create*/,
true /*record usage*/,
null /*no problem requestor needed*/);
if (perWorkingCopyInfo == null) {
// close cu and its children
close();
BecomeWorkingCopyOperation operation =
new BecomeWorkingCopyOperation(workingCopy, problemRequestor);
operation.runOperation(monitor);
return workingCopy;
}
return perWorkingCopyInfo.workingCopy;
}
