/* (non-Javadoc)
* @see IJavaSearchScope#encloses(IJavaElement)
*/
public boolean encloses(IJavaElement element) {
if (this.elements != null) {
for (int i = 0, length = this.elements.size(); i < length; i++) {
IJavaElement scopeElement = (IJavaElement) this.elements.get(i);
IJavaElement searchedElement = element;
while (searchedElement != null) {
if (searchedElement.equals(scopeElement)) return true;
searchedElement = searchedElement.getParent();
}
}
return false;
}
IPackageFragmentRoot root =
(IPackageFragmentRoot) element.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
if (root != null && root.isArchive()) {
// external or internal jar
IPath rootPath = root.getPath();
String rootPathToString =
rootPath.getDevice() == null ? rootPath.toString() : rootPath.toOSString();
IPath relativePath = getPath(element, true /*relative path*/);
return indexOf(rootPathToString, relativePath.toString()) >= 0;
}
// resource in workspace
String fullResourcePathString = getPath(element, false /*full path*/).toString();
return indexOf(fullResourcePathString) >= 0;
}
public String getText(Object element) {
if (!(element instanceof IResource)) return null;
IResource resource = (IResource) element;
String text = null;
if (!resource.exists()) text = SearchMessages.FileLabelProvider_removed_resource_label;
else {
IPath path = resource.getFullPath().removeLastSegments(1);
if (path.getDevice() == null) path = path.makeRelative();
if (fOrder == SHOW_LABEL || fOrder == SHOW_LABEL_PATH) {
text = fLabelProvider.getText(resource);
if (path != null && fOrder == SHOW_LABEL_PATH) {
fArgs[0] = text;
fArgs[1] = path.toString();
text = MessageFormat.format(fgSeparatorFormat, fArgs);
}
} else {
if (path != null) text = path.toString();
else text = ""; // $NON-NLS-1$
if (fOrder == SHOW_PATH_LABEL) {
fArgs[0] = text;
fArgs[1] = fLabelProvider.getText(resource);
text = MessageFormat.format(fgSeparatorFormat, fArgs);
}
}
}
int matchCount = 0;
AbstractTextSearchResult result = fPage.getInput();
if (result != null) matchCount = result.getMatchCount(element);
if (matchCount <= 1) return text;
String format = SearchMessages.FileLabelProvider_count_format;
return MessageFormat.format(format, new Object[] {text, new Integer(matchCount)});
}
/**
* Recreates the index for a given path, keeping the same read-write monitor. Returns the new
* empty index or null if it didn't exist before. Warning: Does not check whether index is
* consistent (not being used)
*/
public synchronized Index recreateIndex(IPath containerPath) {
// only called to over write an existing cached index...
String containerPathString =
containerPath.getDevice() == null ? containerPath.toString() : containerPath.toOSString();
try {
// Path is already canonical
IPath indexLocation = computeIndexLocation(containerPath);
Index index = (Index) this.indexes.get(indexLocation);
ReadWriteMonitor monitor = index == null ? null : index.monitor;
if (VERBOSE)
Util.verbose(
"-> recreating index: "
+ indexLocation
+ " for path: "
+ containerPathString); //$NON-NLS-1$ //$NON-NLS-2$
index =
new Index(indexLocation.toString(), containerPathString, false /* reuse index file */);
this.indexes.put(indexLocation, index);
index.monitor = monitor;
return index;
} catch (IOException e) {
// The file could not be created. Possible reason: the project has been deleted.
if (VERBOSE) {
Util.verbose("-> failed to recreate index for path: " + containerPathString); // $NON-NLS-1$
e.printStackTrace();
}
return null;
}
}
public boolean isPrefixOf(IPath anotherPath) {
if (anotherPath.getDevice().equals(device)) {
if (segmentCount() <= anotherPath.segmentCount()) {
int i = 0;
for (String s : segments()) {
if (!s.equals(anotherPath.segment(i++))) return false;
}
return true;
}
}
return false;
}
protected IBinaryType createInfoFromClassFileInJar(Openable classFile) {
String filePath =
(((ClassFile) classFile).getType().getFullyQualifiedName('$')).replace('.', '/')
+ SuffixConstants.SUFFIX_STRING_class;
IPackageFragmentRoot root = classFile.getPackageFragmentRoot();
IPath path = root.getPath();
// take the OS path for external jars, and the forward slash path for internal jars
String rootPath = path.getDevice() == null ? path.toString() : path.toOSString();
String documentPath = rootPath + IJavaSearchScope.JAR_FILE_ENTRY_SEPARATOR + filePath;
IBinaryType binaryType = (IBinaryType) this.binariesFromIndexMatches.get(documentPath);
if (binaryType != null) {
this.infoToHandle.put(binaryType, classFile);
return binaryType;
} else {
return super.createInfoFromClassFileInJar(classFile);
}
}
/**
* Helper method - returns the targeted item (IResource if internal or java.io.File if external),
* or null if unbound Internal items must be referred to using container relative paths.
*/
public static Object getTarget(IContainer container, IPath path, boolean checkResourceExistence) {
if (path == null) return null;
// lookup - inside the container
if (path.getDevice() == null) { // container relative paths should not contain a device
// (see http://dev.eclipse.org/bugs/show_bug.cgi?id=18684)
// (case of a workspace rooted at d:\ )
IResource resource = container.findMember(path);
if (resource != null) {
if (!checkResourceExistence || resource.exists()) return resource;
return null;
}
}
// if path is relative, it cannot be an external path
// (see http://dev.eclipse.org/bugs/show_bug.cgi?id=22517)
if (!path.isAbsolute()) return null;
// lookup - outside the container
File externalFile = new File(path.toOSString());
if (!checkResourceExistence) {
return externalFile;
} else if (existingExternalFiles.contains(externalFile)) {
return externalFile;
} else {
if (ModelWorkspaceManager.ZIP_ACCESS_VERBOSE) {
System.out.println(
"("
+ Thread.currentThread()
+ ") [ModelWorkspaceImpl.getTarget(...)] Checking existence of "
+ path.toString()); // $NON-NLS-1$ //$NON-NLS-2$
}
if (externalFile.exists()) {
// cache external file
existingExternalFiles.add(externalFile);
return externalFile;
}
}
return null;
}
protected void checkIfPatternValid() {
String pattern = fExclusionPatternDialog.getText().trim();
if (pattern.length() == 0) {
fExclusionPatternStatus.setError(NewWizardMessages.ExclusionInclusionEntryDialog_error_empty);
return;
}
IPath path = new Path(pattern);
if (path.isAbsolute() || path.getDevice() != null) {
fExclusionPatternStatus.setError(
NewWizardMessages.ExclusionInclusionEntryDialog_error_notrelative);
return;
}
if (fExistingPatterns.contains(pattern)) {
fExclusionPatternStatus.setError(
NewWizardMessages.ExclusionInclusionEntryDialog_error_exists);
return;
}
fExclusionPattern = pattern;
fExclusionPatternStatus.setOK();
}
public String getCPElementAttributeText(CPElementAttribute attrib) {
String notAvailable = CPathEntryMessages.CPElementLabelProvider_none;
StringBuffer buf = new StringBuffer();
String key = attrib.getKey();
if (key.equals(CPElement.SOURCEATTACHMENT)) {
buf.append(CPathEntryMessages.CPElementLabelProvider_source_attachment_label);
IPath path = (IPath) attrib.getValue();
if (path != null && !path.isEmpty()) {
buf.append(getPathString(path, path.getDevice() != null));
} else {
buf.append(notAvailable);
}
} else if (key.equals(CPElement.SOURCEATTACHMENTROOT)) {
buf.append(CPathEntryMessages.CPElementLabelProvider_source_attachment_root_label);
IPath path = (IPath) attrib.getValue();
if (path != null && !path.isEmpty()) {
buf.append(path.toString());
} else {
buf.append(notAvailable);
}
}
if (key.equals(CPElement.EXCLUSION)) {
buf.append(CPathEntryMessages.CPElementLabelProvider_exclusion_filter_label);
IPath[] patterns = (IPath[]) attrib.getValue();
if (patterns != null && patterns.length > 0) {
for (int i = 0; i < patterns.length; i++) {
if (i > 0) {
buf.append(CPathEntryMessages.CPElementLabelProvider_exclusion_filter_separator);
}
buf.append(patterns[i].toString());
}
} else {
buf.append(notAvailable);
}
}
return buf.toString();
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
*/
public String getText(Object element) {
IRuntimeClasspathEntry entry = (IRuntimeClasspathEntry) element;
switch (entry.getType()) {
case IRuntimeClasspathEntry.PROJECT:
IResource res = entry.getResource();
IJavaElement proj = JavaCore.create(res);
if (proj == null) {
return entry.getPath().lastSegment();
} else {
return lp.getText(proj);
}
case IRuntimeClasspathEntry.ARCHIVE:
IPath path = entry.getPath();
if (path == null) {
return MessageFormat.format("Invalid path: {0}", new Object[] {"null"}); // $NON-NLS-1$
}
if (!path.isAbsolute() || !path.isValidPath(path.toString())) {
return MessageFormat.format("Invalid path: {0}", new Object[] {path.toOSString()});
}
String[] segments = path.segments();
StringBuffer displayPath = new StringBuffer();
if (segments.length > 0) {
String device = path.getDevice();
if (device != null) {
displayPath.append(device);
displayPath.append(File.separator);
}
for (int i = 0; i < segments.length - 1; i++) {
displayPath.append(segments[i]).append(File.separator);
}
displayPath.append(segments[segments.length - 1]);
// getDevice means that's a absolute path.
if (path.getDevice() != null && !path.toFile().exists()) {
displayPath.append(" (missing) ");
}
} else {
displayPath.append(path.toOSString());
}
return displayPath.toString();
case IRuntimeClasspathEntry.VARIABLE:
path = entry.getPath();
IPath srcPath = entry.getSourceAttachmentPath();
StringBuffer buf = new StringBuffer(path.toString());
if (srcPath != null) {
buf.append(" ["); // $NON-NLS-1$
buf.append(srcPath.toString());
IPath rootPath = entry.getSourceAttachmentRootPath();
if (rootPath != null) {
buf.append(IPath.SEPARATOR);
buf.append(rootPath.toString());
}
buf.append(']');
}
// append JRE name if we can compute it
if (path.equals(new Path(JavaRuntime.JRELIB_VARIABLE)) && fLaunchConfiguration != null) {
try {
IVMInstall vm = JavaRuntime.computeVMInstall(fLaunchConfiguration);
buf.append(" - "); // $NON-NLS-1$
buf.append(vm.getName());
} catch (CoreException e) {
}
}
return buf.toString();
case IRuntimeClasspathEntry.CONTAINER:
path = entry.getPath();
if (fLaunchConfiguration != null) {
try {
IJavaProject project = null;
try {
project = JavaRuntime.getJavaProject(fLaunchConfiguration);
} catch (CoreException e) {
}
if (project == null) {
} else {
IClasspathContainer container =
JavaCore.getClasspathContainer(entry.getPath(), project);
if (container != null) {
if (container.getDescription().startsWith("Persisted container")) {
return container.getPath().toString();
} else {
return container.getDescription();
}
}
}
} catch (CoreException e) {
}
}
return entry.getPath().toString();
case IRuntimeClasspathEntry.OTHER:
IRuntimeClasspathEntry delegate = entry;
if (entry instanceof ClasspathEntry) {
delegate = ((ClasspathEntry) entry).getDelegate();
}
String name = lp.getText(delegate);
if (name == null || name.length() == 0) {
return ((IRuntimeClasspathEntry2) delegate).getName();
}
return name;
}
return ""; //$NON-NLS-1$
}
/**
* Add an element to the java search scope.
*
* @param element The element we want to add to current java search scope
* @throws JavaModelException May happen if some Java Model info are not available
*/
public void add(IJavaElement element) throws JavaModelException {
IPath containerPath = null;
String containerPathToString = null;
PackageFragmentRoot root = null;
int includeMask = SOURCES | APPLICATION_LIBRARIES | SYSTEM_LIBRARIES;
switch (element.getElementType()) {
case IJavaElement.JAVA_MODEL:
// a workspace sope should be used
break;
case IJavaElement.JAVA_PROJECT:
add((JavaProject) element, null, includeMask, new HashSet(2), new HashSet(2), null);
break;
case IJavaElement.PACKAGE_FRAGMENT_ROOT:
root = (PackageFragmentRoot) element;
IPath rootPath = root.internalPath();
containerPath =
root.getKind() == IPackageFragmentRoot.K_SOURCE ? root.getParent().getPath() : rootPath;
containerPathToString =
containerPath.getDevice() == null
? containerPath.toString()
: containerPath.toOSString();
IResource rootResource = root.resource();
String projectPath = root.getJavaProject().getPath().toString();
if (rootResource != null && rootResource.isAccessible()) {
String relativePath =
Util.relativePath(rootResource.getFullPath(), containerPath.segmentCount());
add(projectPath, relativePath, containerPathToString, false /*not a package*/, null);
} else {
add(projectPath, "", containerPathToString, false /*not a package*/, null); // $NON-NLS-1$
}
break;
case IJavaElement.PACKAGE_FRAGMENT:
root = (PackageFragmentRoot) element.getParent();
projectPath = root.getJavaProject().getPath().toString();
if (root.isArchive()) {
String relativePath = Util.concatWith(((PackageFragment) element).names, '/');
containerPath = root.getPath();
containerPathToString =
containerPath.getDevice() == null
? containerPath.toString()
: containerPath.toOSString();
add(projectPath, relativePath, containerPathToString, true /*package*/, null);
} else {
IResource resource = ((JavaElement) element).resource();
if (resource != null) {
if (resource.isAccessible()) {
containerPath =
root.getKind() == IPackageFragmentRoot.K_SOURCE
? root.getParent().getPath()
: root.internalPath();
} else {
// for working copies, get resource container full path
containerPath = resource.getParent().getFullPath();
}
containerPathToString =
containerPath.getDevice() == null
? containerPath.toString()
: containerPath.toOSString();
String relativePath =
Util.relativePath(resource.getFullPath(), containerPath.segmentCount());
add(projectPath, relativePath, containerPathToString, true /*package*/, null);
}
}
break;
default:
// remember sub-cu (or sub-class file) java elements
if (element instanceof IMember) {
if (this.elements == null) {
this.elements = new ArrayList();
}
this.elements.add(element);
}
root = (PackageFragmentRoot) element.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
projectPath = root.getJavaProject().getPath().toString();
String relativePath;
if (root.getKind() == IPackageFragmentRoot.K_SOURCE) {
containerPath = root.getParent().getPath();
relativePath =
Util.relativePath(
getPath(element, false /*full path*/),
root.getJavaProject().getPath().segmentCount() /*remove project segment*/);
} else {
containerPath = root.internalPath();
relativePath = getPath(element, true /*relative path*/).toString();
}
containerPathToString =
containerPath.getDevice() == null
? containerPath.toString()
: containerPath.toOSString();
add(projectPath, relativePath, containerPathToString, false /*not a package*/, null);
}
if (root != null)
addEnclosingProjectOrJar(
root.getKind() == IPackageFragmentRoot.K_SOURCE
? root.getParent().getPath()
: root.getPath());
}
/**
* Add a path to current java search scope or all project fragment roots if null. Use project
* resolved classpath to retrieve and store access restriction on each classpath entry. Recurse if
* dependent projects are found.
*
* @param javaProject Project used to get resolved classpath entries
* @param pathToAdd Path to add in case of single element or null if user want to add all project
* package fragment roots
* @param includeMask Mask to apply on classpath entries
* @param projectsToBeAdded Set to avoid infinite recursion
* @param visitedProjects Set to avoid adding twice the same project
* @param referringEntry Project raw entry in referring project classpath
* @throws JavaModelException May happen while getting java model info
*/
void add(
JavaProject javaProject,
IPath pathToAdd,
int includeMask,
HashSet projectsToBeAdded,
HashSet visitedProjects,
IClasspathEntry referringEntry)
throws JavaModelException {
IProject project = javaProject.getProject();
if (!project.isAccessible() || !visitedProjects.add(project)) return;
IPath projectPath = project.getFullPath();
String projectPathString = projectPath.toString();
addEnclosingProjectOrJar(projectPath);
IClasspathEntry[] entries = javaProject.getResolvedClasspath();
IJavaModel model = javaProject.getJavaModel();
JavaModelManager.PerProjectInfo perProjectInfo = javaProject.getPerProjectInfo();
for (int i = 0, length = entries.length; i < length; i++) {
IClasspathEntry entry = entries[i];
AccessRuleSet access = null;
ClasspathEntry cpEntry = (ClasspathEntry) entry;
if (referringEntry != null) {
// Add only exported entries.
// Source folder are implicitly exported.
if (!entry.isExported() && entry.getEntryKind() != IClasspathEntry.CPE_SOURCE) {
continue;
}
cpEntry = cpEntry.combineWith((ClasspathEntry) referringEntry);
// cpEntry = ((ClasspathEntry)referringEntry).combineWith(cpEntry);
}
access = cpEntry.getAccessRuleSet();
switch (entry.getEntryKind()) {
case IClasspathEntry.CPE_LIBRARY:
IClasspathEntry rawEntry = null;
Map rootPathToRawEntries = perProjectInfo.rootPathToRawEntries;
if (rootPathToRawEntries != null) {
rawEntry = (IClasspathEntry) rootPathToRawEntries.get(entry.getPath());
}
if (rawEntry == null) break;
rawKind:
switch (rawEntry.getEntryKind()) {
case IClasspathEntry.CPE_LIBRARY:
case IClasspathEntry.CPE_VARIABLE:
if ((includeMask & APPLICATION_LIBRARIES) != 0) {
IPath path = entry.getPath();
if (pathToAdd == null || pathToAdd.equals(path)) {
Object target = JavaModel.getTarget(path, false /*don't check existence*/);
if (target instanceof IFolder) // case of an external folder
path = ((IFolder) target).getFullPath();
String pathToString =
path.getDevice() == null ? path.toString() : path.toOSString();
add(
projectPath.toString(),
"",
pathToString,
false /*not a package*/,
access); //$NON-NLS-1$
addEnclosingProjectOrJar(entry.getPath());
}
}
break;
case IClasspathEntry.CPE_CONTAINER:
IClasspathContainer container =
JavaCore.getClasspathContainer(rawEntry.getPath(), javaProject);
if (container == null) break;
switch (container.getKind()) {
case IClasspathContainer.K_APPLICATION:
if ((includeMask & APPLICATION_LIBRARIES) == 0) break rawKind;
break;
case IClasspathContainer.K_SYSTEM:
case IClasspathContainer.K_DEFAULT_SYSTEM:
if ((includeMask & SYSTEM_LIBRARIES) == 0) break rawKind;
break;
default:
break rawKind;
}
IPath path = entry.getPath();
if (pathToAdd == null || pathToAdd.equals(path)) {
Object target = JavaModel.getTarget(path, false /*don't check existence*/);
if (target instanceof IFolder) // case of an external folder
path = ((IFolder) target).getFullPath();
String pathToString =
path.getDevice() == null ? path.toString() : path.toOSString();
add(
projectPath.toString(),
"",
pathToString,
false /*not a package*/,
access); //$NON-NLS-1$
addEnclosingProjectOrJar(entry.getPath());
}
break;
}
break;
case IClasspathEntry.CPE_PROJECT:
if ((includeMask & REFERENCED_PROJECTS) != 0) {
IPath path = entry.getPath();
if (pathToAdd == null || pathToAdd.equals(path)) {
JavaProject referencedProject = (JavaProject) model.getJavaProject(path.toOSString());
if (!projectsToBeAdded.contains(
referencedProject)) { // do not recurse if depending project was used to create
// the scope
add(
referencedProject,
null,
includeMask,
projectsToBeAdded,
visitedProjects,
cpEntry);
}
}
}
break;
case IClasspathEntry.CPE_SOURCE:
if ((includeMask & SOURCES) != 0) {
IPath path = entry.getPath();
if (pathToAdd == null || pathToAdd.equals(path)) {
add(
projectPath.toString(),
Util.relativePath(path, projectPath.segmentCount() /*remove project segment*/),
projectPathString,
false /*not a package*/,
access);
}
}
break;
}
}
}
@Override
String getSegment(IPath key) {
return key.getDevice();
}
private boolean resourceExists(String location) {
String bundleJar = null;
IPath path = new Path(location);
if ("platform:".equals(path.getDevice()) && path.segmentCount() > 2) { // $NON-NLS-1$
if ("plugin".equals(path.segment(0))) { // $NON-NLS-1$
String id = path.segment(1);
IMonitorModelBase model = MonitorRegistry.findModel(id);
if (model != null && model.isEnabled()) {
path = path.setDevice(null).removeFirstSegments(2);
String bundleLocation = model.getInstallLocation();
if (bundleLocation.endsWith(".jar")) { // $NON-NLS-1$
bundleJar = bundleLocation;
} else {
path = new Path(model.getInstallLocation()).append(path);
}
location = path.toString();
}
}
} else if (path.getDevice() == null
&& path.segmentCount() > 3
&& "platform:".equals(path.segment(0))) { // $NON-NLS-1$
if ("plugin".equals(path.segment(1))) { // $NON-NLS-1$
String id = path.segment(2);
IMonitorModelBase model = MonitorRegistry.findModel(id);
if (model != null && model.isEnabled()) {
path = path.removeFirstSegments(3);
String bundleLocation = model.getInstallLocation();
if (bundleLocation.endsWith(".jar")) { // $NON-NLS-1$
bundleJar = bundleLocation;
} else {
path = new Path(model.getInstallLocation()).append(path);
}
location = path.toString();
}
}
}
ArrayList paths = new ArrayList();
if (location.indexOf("$nl$") != -1) { // $NON-NLS-1$
StringTokenizer tokenizer = new StringTokenizer(TargetPlatform.getNL(), "_"); // $NON-NLS-1$
String language = tokenizer.hasMoreTokens() ? tokenizer.nextToken() : null;
String country = tokenizer.hasMoreTokens() ? tokenizer.nextToken() : null;
if (language != null && country != null)
paths.add(
location.replaceAll(
"\\$nl\\$",
"nl"
+ IPath.SEPARATOR
+ language
+ IPath.SEPARATOR
+ country)); //$NON-NLS-1$ //$NON-NLS-2$
if (language != null)
paths.add(
location.replaceAll(
"\\$nl\\$", "nl" + IPath.SEPARATOR + language)); // $NON-NLS-1$ //$NON-NLS-2$
paths.add(location.replaceAll("\\$nl\\$", "")); // $NON-NLS-1$ //$NON-NLS-2$
} else {
paths.add(location);
}
for (int i = 0; i < paths.size(); i++) {
if (bundleJar == null) {
IPath currPath = new Path(paths.get(i).toString());
if (currPath.isAbsolute() && currPath.toFile().exists()) return true;
if (PDEProject.getBundleRoot(fFile.getProject()).findMember(currPath) != null) return true;
if (fBuildModel != null
&& fBuildModel.getEntry("source." + paths.get(i)) != null) // $NON-NLS-1$
return true;
} else {
if (CoreUtility.jarContainsResource(new File(bundleJar), paths.get(i).toString(), false))
return true;
}
}
return false;
}
/**
* Returns the index for a given project, according to the following algorithm: - if index is
* already in memory: answers this one back - if (reuseExistingFile) then read it and return this
* index and record it in memory - if (createIfMissing) then create a new empty index and record
* it in memory Warning: Does not check whether index is consistent (not being used)
*/
public synchronized Index getIndex(
IPath containerPath,
IPath indexLocation,
boolean reuseExistingFile,
boolean createIfMissing) {
// Path is already canonical per construction
Index index = getIndex(indexLocation);
if (index == null) {
Object state = getIndexStates().get(indexLocation);
Integer currentIndexState = state == null ? UNKNOWN_STATE : (Integer) state;
if (currentIndexState == UNKNOWN_STATE) {
// should only be reachable for query jobs
// IF you put an index in the cache, then AddJarFileToIndex fails because it thinks there is
// nothing to
// do
rebuildIndex(indexLocation, containerPath);
return null;
}
// index isn't cached, consider reusing an existing index file
String containerPathString =
containerPath.getDevice() == null ? containerPath.toString() : containerPath.toOSString();
String indexLocationString = indexLocation.toOSString();
if (reuseExistingFile) {
File indexFile = new File(indexLocationString);
if (indexFile
.exists()) { // check before creating index so as to avoid creating a new empty index if
// file is missing
try {
index =
new Index(indexLocationString, containerPathString, true /* reuse index file */);
this.indexes.put(indexLocation, index);
return index;
} catch (IOException e) {
// failed to read the existing file or its no longer compatible
if (currentIndexState
!= REBUILDING_STATE) { // rebuild index if existing file is corrupt, unless the
// index is already being rebuilt
if (VERBOSE)
Util.verbose(
"-> cannot reuse existing index: "
+ indexLocationString
+ " path: "
+ containerPathString); //$NON-NLS-1$ //$NON-NLS-2$
rebuildIndex(indexLocation, containerPath);
return null;
}
/* index = null; */
// will fall thru to createIfMissing & create a empty index for the rebuild
// all job to populate
}
}
if (currentIndexState == SAVED_STATE) { // rebuild index if existing file is missing
rebuildIndex(indexLocation, containerPath);
return null;
}
}
// index wasn't found on disk, consider creating an empty new one
if (createIfMissing) {
try {
if (VERBOSE)
Util.verbose(
"-> create empty index: "
+ indexLocationString
+ " path: "
+ containerPathString); //$NON-NLS-1$ //$NON-NLS-2$
index =
new Index(
indexLocationString, containerPathString, false /* do not reuse index file */);
this.indexes.put(indexLocation, index);
return index;
} catch (IOException e) {
if (VERBOSE)
Util.verbose(
"-> unable to create empty index: "
+ indexLocationString
+ " path: "
+ containerPathString); //$NON-NLS-1$ //$NON-NLS-2$
// The file could not be created. Possible reason: the project has been deleted.
return null;
}
}
}
// System.out.println(" index name: " + path.toOSString() + " <----> " +
// index.getIndexFile().getName());
return index;
}