public void parse() {
String bundlePath = null;
if (bundle.getBundleFile() != null)
bundlePath = FilenameNormalization.normalize(bundle.getBundleFile().getAbsolutePath());
try {
while (reader.hasNext()) {
final int next = reader.next();
if (next != XMLStreamConstants.START_ELEMENT) continue;
final String tagName = reader.getName().getLocalPart();
if (tagName.equals(TAG_LIBRARY)) {
if (reader.isStartElement()) {
library = new BundleLibrary(reader.getAttributeValue(null, "name"));
bundle.addLibrary(library);
} else if (reader.isEndElement()) {
library = null;
}
} else if (library != null) {
final String containerType = tagName;
final String categoryType = reader.getAttributeValue(null, "type");
BundleContainer container =
(BundleContainer) library.getContainer(IBundleContainer.Type.toType(containerType));
if (container == null) {
container =
(BundleContainer) library.addContainer(IBundleContainer.Type.toType(containerType));
}
IBundleCategory category =
container.addCategory(IBundleCategory.Type.toType(categoryType));
category.addFile(bundlePath, reader.getAttributeValue(null, "path"));
} else if (tagName.equals("versions")) {
version = (BundleVersion) bundle.getVersion();
} else if (tagName.equals("bundle")) {
version.setBundleVersion(reader.getAttributeValue(null, "version"));
} else if (tagName.equals("randori")) {
version.setRandoriVersion(reader.getAttributeValue(null, "version"));
version.setRandoriBuild(reader.getAttributeValue(null, "build"));
version.setRandoriMinSupportedVersion(
reader.getAttributeValue(null, "minimumSupportedVersion"));
} else if (tagName.equals("compiler")) {
version.setCompilerName(reader.getAttributeValue(null, "name"));
version.setCompilerVersion(reader.getAttributeValue(null, "version"));
} else if (tagName.equals("version")) {
}
}
} catch (XMLStreamException e) {
File bundleFile = bundle.getBundleFile();
final String file =
(bundleFile != null) ? FilenameNormalization.normalize(bundleFile.getAbsolutePath()) : "";
bundle.addProblem(
new FileInLibraryIOProblem(BundleReader.MANIFEST_XML, file, e.getLocalizedMessage()));
}
}
/**
* Get all compilation units from which the filename is included related to the specified project
*
* @param path String to source filename
* @param project containing project
*/
public Collection<ICompilationUnit> getIncludingCompilationUnits(
String path, ICompilerProject project) {
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
return getCompilationUnits(includeFilesToIncludingCompilationUnitMapping, path, project);
}
@Override
public Iterable<ICompilationUnit> getInvisibleAndVisibleCompilationUnits(
final String path, final ICompilerProject project) {
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
return getInvisibleAndVisibleCompilationUnits(pathToCompilationUnitMapping, path, project);
}
/**
* Maintain a mapping between filenames and compilation units. Needed for incremental compilation.
*/
public void addCompilationUnit(ICompilationUnit compilationUnit) {
String path = compilationUnit.getAbsoluteFilename();
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
pathToCompilationUnitMapping.add(path, compilationUnit);
}
/**
* Gets the {@link IFileSpecification} for the root source file of the specified {@link
* ICompilationUnit}.
*
* @param compilationUnit A compilation unit.
* @return Tthe {@link IFileSpecification} for the root source file of the specified {@link
* ICompilationUnit}
*/
public IFileSpecification getFileSpecificationForCompilationUnit(
ICompilationUnit compilationUnit) {
String path = compilationUnit.getAbsoluteFilename();
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
// Make sure that we seen this path associated with a compilation unit before.
assert pathToCompilationUnitMapping.get(path) != null;
return getFileSpecification(path);
}
/**
* Returns the most recent {@link IFileSpecification} given to the workspace for a specified path.
* If the workspace has not seen the specified path before a new {@link FileSpecification} is
* returned.
*
* @param path Path for which a {@link IFileSpecification} should be returned.
* @return The most recent {@link IFileSpecification} given to the workspace for a specified path.
*/
@Override
public synchronized IFileSpecification getFileSpecification(String path) {
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
IFileSpecification fileSpec = pathToFileSpecMap.get(path);
if (fileSpec == null) {
fileSpec = new FileSpecification(path);
pathToFileSpecMap.put(path, fileSpec);
}
return fileSpec;
}
/**
* Remove a compilation unit from the filename to compilation unit map
*
* @param compilationUnit The compilation unit to be removed.
*/
public void removeCompilationUnit(ICompilationUnit compilationUnit) {
String path = compilationUnit.getAbsoluteFilename();
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
pathToCompilationUnitMapping.remove(path, compilationUnit);
((CompilationUnitBase) compilationUnit).clearIncludedFilesFromWorkspace();
// only remove the file spec if there are no more remaining CUs tied
// to that path
if (pathToCompilationUnitMapping.get(path).isEmpty()
&& includeFilesToIncludingCompilationUnitMapping.get(path).isEmpty()) {
pathToFileSpecMap.remove(path);
}
}
/**
* Determine if a file is currently referenced by any part of any project in the workspace.
*
* @param fileSpecification An {@link IFileSpecification} that can be used to get the name of the
* file to check.
* @return true if the specified file is referenced by any part of any project in the workspace,
* false otherwise.
*/
@SuppressWarnings("unused")
private boolean isKnownFile(IFileSpecification fileSpecification) {
// make sure that nobody is calling isKnownFile outside of an assert
if (!assertionsEnabled)
throw new RuntimeException("isKnownFile() should only ever be called from an assert");
// paths passed into this function need to have been normalized
assert (fileSpecification
.getPath()
.equals(FilenameNormalization.normalize(fileSpecification.getPath())))
: "Path not normalized";
Collection<WeakReference<ICompilationUnit>> relatedCompilationUnits =
pathToCompilationUnitMapping.get(fileSpecification.getPath());
return (relatedCompilationUnits != null) && (relatedCompilationUnits.size() > 0);
}
@Override
public void fileRemoved(IFileSpecification removedFile) {
// paths passed into this function need to have been normalized
assert (removedFile.getPath().equals(FilenameNormalization.normalize(removedFile.getPath())))
: "Path not normalized";
final String path = removedFile.getPath();
final Set<ASProject> affectedProjects = new HashSet<ASProject>();
Map<ICompilerProject, Set<ICompilationUnit>> cusToUpdate =
new HashMap<ICompilerProject, Set<ICompilationUnit>>();
Collection<ICompilationUnit> relatedCompilationUnits = Collections.emptyList();
startIdleState();
try {
relatedCompilationUnits = collectAssociatedCompilationUnits(removedFile);
// collect the affected projects before invalidating the relatedCompilationUnits, as removed
// compilation units will have their projects null'd out during invalidate, causing an NPE.
for (ICompilationUnit compilationUnit : relatedCompilationUnits) {
if (compilationUnit == null) continue;
ICompilerProject containingProject = compilationUnit.getProject();
assert (containingProject instanceof ASProject);
affectedProjects.add((ASProject) containingProject);
}
invalidate(removedFile, relatedCompilationUnits, cusToUpdate);
} finally {
File f = new File(path);
for (ASProject project : affectedProjects) {
project.removeSourceFile(f);
}
// update the pathToCompilationUnitMapping CU by CU, rather than
// just taking the whole path away, as we don't want to loose mappings
// between SWC compilation units and the SWC path
for (ICompilationUnit cu : relatedCompilationUnits) {
if (cu.getCompilationUnitType() != UnitType.SWC_UNIT) {
pathToCompilationUnitMapping.remove(path, cu);
includeFilesToIncludingCompilationUnitMapping.remove(path, cu);
}
}
pathToFileSpecMap.remove(path);
endIdleState(cusToUpdate);
}
}
@Override
public void fileChanged(IFileSpecification changedFile) {
// paths passed into this function need to have been normalized
assert (changedFile.getPath().equals(FilenameNormalization.normalize(changedFile.getPath())))
: "Path not normalized";
Map<ICompilerProject, Set<ICompilationUnit>> cusToUpdate =
new HashMap<ICompilerProject, Set<ICompilationUnit>>();
startIdleState();
try {
Collection<ICompilationUnit> relatedCompilationUnits =
collectAssociatedCompilationUnits(changedFile);
HashSet<ICompilationUnit> compilationUnitsToInvalidate = new HashSet<ICompilationUnit>();
compilationUnitsToInvalidate.addAll(relatedCompilationUnits);
invalidate(changedFile, relatedCompilationUnits, cusToUpdate);
pathToFileSpecMap.put(changedFile.getPath(), changedFile);
} finally {
endIdleState(cusToUpdate);
}
}
/**
* Get all invisible compilation units from the filename across all projects
*
* @param path String to source filename
*/
public Collection<WeakReference<ICompilationUnit>> getInvisibleCompilationUnits(String path) {
// paths passed into this function need to have been normalized
assert (path.equals(FilenameNormalization.normalize(path))) : "Path not normalized";
return pathToCompilationUnitMapping.getInvisible(path);
}
@Override
public void fileAdded(IFileSpecification addedFile) {
// paths passed into this function need to have been normalized
assert (addedFile.getPath().equals(FilenameNormalization.normalize(addedFile.getPath())))
: "Path not normalized";
Map<ICompilerProject, Set<ICompilationUnit>> cusToUpdate =
new HashMap<ICompilerProject, Set<ICompilationUnit>>();
startIdleState();
try {
// It would be nice to be able to assert that the file being added
// is not a known file, but this is not currently possible. When builder project
// settings are changed in ways such as adding a new source path, there are two notifications,
// 1) The project has changed and Configurator.applyToProject() is called which adds any new
// files to the workspace.
// 2) eclipse then sends file adds on a file which we know about because of 1).
// Until the notification is straightened out, we can't have this assert. This just means
// that
// we're potentially doing a slightly more costly invalidation when fileAdded() is called
// instead
// of fileChanged(), but as this only really happens when project settings are changed, it
// shouldn't
// be a real performance hit.
// assert (!isKnownFile(addedFile));
String path = addedFile.getPath();
pathToFileSpecMap.put(path, addedFile);
getSWCManager().remove(new File(path));
File f = new File(path);
CompilerProject[] projects = getProjects();
boolean compilationUnitAdded = false;
for (CompilerProject project : projects) {
compilationUnitAdded = project.handleAddedFile(f) || compilationUnitAdded;
if (project instanceof ASProject)
compilationUnitAdded =
((ASProject) project).invalidateLibraries(Collections.singleton(f))
|| compilationUnitAdded;
}
Set<ICompilationUnit> compilationUnitsToInvalidate = new HashSet<ICompilationUnit>();
if (compilationUnitAdded) {
// we now have compilation units from the newly added file, get it's
// name, and see if there's either:
// - any unresolved dependencies which could be resolved by this new name
// - any compilation units which depend on the new name, and could now have
// an ambiguous reference
Collection<ICompilationUnit> relatedCompilationUnits =
collectAssociatedCompilationUnits(addedFile);
compilationUnitsToInvalidate.addAll(relatedCompilationUnits);
compilationUnitsToInvalidate.addAll(
getCompilationUnitsDependingOnMissingDefinitions(relatedCompilationUnits));
}
// even if no compilation units were added, the added file may be a missing file which was
// a source for an embed, so need to invalidate any CUs which have a dependency on the missing
// filename
for (CompilerProject project : projects) {
compilationUnitsToInvalidate.addAll(
project.getDependenciesOnUnfoundReferencedSourceFile(addedFile.getPath()));
}
invalidate(addedFile, compilationUnitsToInvalidate, cusToUpdate);
} finally {
endIdleState(cusToUpdate);
}
}