Examples with IFolder org.eclipse.core.resources.IFolder used on opensource projects

Example 36 with IFolder

use of org.eclipse.core.resources.IFolder in project che by eclipse.

the class JavaProjectHelper method addClassFolder.

/**
     * Creates and adds a class folder to the class path.
     * @param jproject The parent project
     * @param containerName
     * @param sourceAttachPath The source attachment path
     * @param sourceAttachRoot The source attachment root path
     * @return The handle of the created root
     * @throws CoreException
     */
public static IPackageFragmentRoot addClassFolder(IJavaProject jproject, String containerName, IPath sourceAttachPath, IPath sourceAttachRoot) throws CoreException {
    IProject project = jproject.getProject();
    IContainer container = null;
    if (containerName == null || containerName.length() == 0) {
        container = project;
    } else {
        IFolder folder = project.getFolder(containerName);
        if (!folder.exists()) {
            CoreUtility.createFolder(folder, false, true, null);
        }
        container = folder;
    }
    IClasspathEntry cpe = JavaCore.newLibraryEntry(container.getFullPath(), sourceAttachPath, sourceAttachRoot);
    addToClasspath(jproject, cpe);
    return jproject.getPackageFragmentRoot(container);
}

Example 37 with IFolder

use of org.eclipse.core.resources.IFolder in project che by eclipse.

the class IndexSelector method initializeIndexLocations.

/*
 *  Compute the list of paths which are keying index files.
 */
private void initializeIndexLocations() {
    IPath[] projectsAndJars = this.searchScope.enclosingProjectsAndJars();
    IndexManager manager = JavaModelManager.getIndexManager();
    // use a linked set to preserve the order during search: see bug 348507
    LinkedHashSet locations = new LinkedHashSet();
    IJavaElement focus = MatchLocator.projectOrJarFocus(this.pattern);
    if (focus == null) {
        for (int i = 0; i < projectsAndJars.length; i++) {
            IPath path = projectsAndJars[i];
            Object target = JavaModel.getTarget(path, false);
            if (// case of an external folder
            target instanceof IFolder)
                path = ((IFolder) target).getFullPath();
            locations.add(manager.computeIndexLocation(path));
        }
    } else {
        try {
            // See whether the state builder might be used to reduce the number of index locations
            // find the projects from projectsAndJars that see the focus then walk those projects looking for the jars from projectsAndJars
            int length = projectsAndJars.length;
            JavaProject[] projectsCanSeeFocus = new JavaProject[length];
            SimpleSet visitedProjects = new SimpleSet(length);
            int projectIndex = 0;
            SimpleSet externalLibsToCheck = new SimpleSet(length);
            ObjectVector superTypes = new ObjectVector();
            IJavaElement[] focuses = getFocusedElementsAndTypes(this.pattern, focus, superTypes);
            char[][][] focusQualifiedNames = null;
            boolean isAutoBuilding = ResourcesPlugin.getWorkspace().getDescription().isAutoBuilding();
            if (isAutoBuilding && focus instanceof IJavaProject) {
                focusQualifiedNames = getQualifiedNames(superTypes);
            }
            IJavaModel model = JavaModelManager.getJavaModelManager().getJavaModel();
            for (int i = 0; i < length; i++) {
                IPath path = projectsAndJars[i];
                JavaProject project = (JavaProject) getJavaProject(path, model);
                if (project != null) {
                    visitedProjects.add(project);
                    /*We are adding all modules to the locations for searching in each one.
					Now the location contains not only current module and Jars on which depends, but also all modules from the workspace.*/
                    locations.add(manager.computeIndexLocation(path));
                /*int canSeeFocus = canSeeFocus(focuses, project, focusQualifiedNames);
					if (canSeeFocus == PROJECT_CAN_SEE_FOCUS) {
						locations.add(manager.computeIndexLocation(path));
					}
					if (canSeeFocus != PROJECT_CAN_NOT_SEE_FOCUS) {
						projectsCanSeeFocus[projectIndex++] = project;
					}*/
                } else {
                    externalLibsToCheck.add(path);
                }
            }
            for (int i = 0; i < projectIndex && externalLibsToCheck.elementSize > 0; i++) {
                IClasspathEntry[] entries = projectsCanSeeFocus[i].getResolvedClasspath();
                for (int j = entries.length; --j >= 0; ) {
                    IClasspathEntry entry = entries[j];
                    if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) {
                        IPath path = entry.getPath();
                        if (externalLibsToCheck.remove(path) != null) {
                            Object target = JavaModel.getTarget(path, false);
                            if (// case of an external folder
                            target instanceof IFolder)
                                path = ((IFolder) target).getFullPath();
                            locations.add(manager.computeIndexLocation(path));
                        }
                    }
                }
            }
            // jar files can be included in the search scope without including one of the projects that references them, so scan all projects that have not been visited
            if (externalLibsToCheck.elementSize > 0) {
                IJavaProject[] allProjects = model.getJavaProjects();
                for (int i = 0, l = allProjects.length; i < l && externalLibsToCheck.elementSize > 0; i++) {
                    JavaProject project = (JavaProject) allProjects[i];
                    if (!visitedProjects.includes(project)) {
                        IClasspathEntry[] entries = project.getResolvedClasspath();
                        for (int j = entries.length; --j >= 0; ) {
                            IClasspathEntry entry = entries[j];
                            if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) {
                                IPath path = entry.getPath();
                                if (externalLibsToCheck.remove(path) != null) {
                                    Object target = JavaModel.getTarget(path, false);
                                    if (// case of an external folder
                                    target instanceof IFolder)
                                        path = ((IFolder) target).getFullPath();
                                    locations.add(manager.computeIndexLocation(path));
                                }
                            }
                        }
                    }
                }
            }
        } catch (JavaModelException e) {
        // ignored
        }
    }
    // Ensure no nulls
    locations.remove(null);
    this.indexLocations = (IndexLocation[]) locations.toArray(new IndexLocation[locations.size()]);
}

Example 38 with IFolder

use of org.eclipse.core.resources.IFolder in project che by eclipse.

the class JavaSearchScope method toString.

public String toString() {
    //$NON-NLS-1$
    StringBuffer result = new StringBuffer("JavaSearchScope on ");
    if (this.elements != null) {
        //$NON-NLS-1$
        result.append("[");
        for (int i = 0, length = this.elements.size(); i < length; i++) {
            JavaElement element = (JavaElement) this.elements.get(i);
            //$NON-NLS-1$
            result.append("\n\t");
            result.append(element.toStringWithAncestors());
        }
        //$NON-NLS-1$
        result.append("\n]");
    } else {
        if (this.pathsCount == 0) {
            //$NON-NLS-1$
            result.append("[empty scope]");
        } else {
            //$NON-NLS-1$
            result.append("[");
            String[] paths = new String[this.relativePaths.length];
            int index = 0;
            for (int i = 0; i < this.relativePaths.length; i++) {
                String path = this.relativePaths[i];
                if (path == null)
                    continue;
                String containerPath;
                if (ExternalFoldersManager.isInternalPathForExternalFolder(new Path(this.containerPaths[i]))) {
                    Object target = JavaModel.getWorkspaceTarget(new Path(this.containerPaths[i]));
                    containerPath = ((IFolder) target).getLocation().toOSString();
                } else {
                    containerPath = this.containerPaths[i];
                }
                if (path.length() > 0) {
                    paths[index++] = containerPath + '/' + path;
                } else {
                    paths[index++] = containerPath;
                }
            }
            System.arraycopy(paths, 0, paths = new String[index], 0, index);
            Util.sort(paths);
            for (int i = 0; i < index; i++) {
                //$NON-NLS-1$
                result.append("\n\t");
                result.append(paths[i]);
            }
            //$NON-NLS-1$
            result.append("\n]");
        }
    }
    return result.toString();
}

Example 39 with IFolder

use of org.eclipse.core.resources.IFolder in project che by eclipse.

the class JavaModelOperation method deleteEmptyPackageFragment.

/**
	 * Convenience method to delete an empty package fragment
	 */
protected void deleteEmptyPackageFragment(IPackageFragment fragment, boolean forceFlag, IResource rootResource) throws JavaModelException {
    IContainer resource = (IContainer) ((JavaElement) fragment).resource();
    try {
        resource.delete(forceFlag ? IResource.FORCE | IResource.KEEP_HISTORY : IResource.KEEP_HISTORY, getSubProgressMonitor(1));
        setAttribute(HAS_MODIFIED_RESOURCE_ATTR, TRUE);
        while (resource instanceof IFolder) {
            // deleting a package: delete the parent if it is empty (e.g. deleting x.y where folder x doesn't have resources but y)
            // without deleting the package fragment root
            resource = resource.getParent();
            if (!resource.equals(rootResource) && resource.members().length == 0) {
                resource.delete(forceFlag ? IResource.FORCE | IResource.KEEP_HISTORY : IResource.KEEP_HISTORY, getSubProgressMonitor(1));
                setAttribute(HAS_MODIFIED_RESOURCE_ATTR, TRUE);
            }
        }
    } catch (CoreException e) {
        throw new JavaModelException(e);
    }
}

Example 40 with IFolder

use of org.eclipse.core.resources.IFolder in project che by eclipse.

the class JavaProject method computePackageFragmentRoots.

/**
     * Returns the package fragment roots identified by the given entry. In case it refers to
     * a project, it will follow its classpath so as to find exported roots as well.
     * Only works with resolved entry
     *
     * @param resolvedEntry
     *         IClasspathEntry
     * @param accumulatedRoots
     *         ObjectVector
     * @param rootIDs
     *         HashSet
     * @param referringEntry
     *         the CP entry (project) referring to this entry, or null if initial project
     * @param retrieveExportedRoots
     *         boolean
     * @throws JavaModelException
     */
public void computePackageFragmentRoots(IClasspathEntry resolvedEntry, ObjectVector accumulatedRoots, HashSet rootIDs, IClasspathEntry referringEntry, boolean retrieveExportedRoots, Map rootToResolvedEntries) throws JavaModelException {
    String rootID = ((ClasspathEntry) resolvedEntry).rootID();
    if (rootIDs.contains(rootID))
        return;
    IPath projectPath = this.project.getFullPath();
    IPath entryPath = resolvedEntry.getPath();
    IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot();
    IPackageFragmentRoot root = null;
    switch(resolvedEntry.getEntryKind()) {
        // source folder
        case IClasspathEntry.CPE_SOURCE:
            if (projectPath.isPrefixOf(entryPath)) {
                Object target = getTarget(entryPath, true);
                if (target == null)
                    return;
                if (target instanceof IFolder || target instanceof IProject) {
                    root = getPackageFragmentRoot((IResource) target);
                }
            }
            break;
        // internal/external JAR or folder
        case IClasspathEntry.CPE_LIBRARY:
            if (referringEntry != null && !resolvedEntry.isExported())
                return;
            Object target = getTarget(entryPath, true);
            if (target == null)
                return;
            if (target instanceof IResource) {
                //                    // internal target
                root = getPackageFragmentRoot((IResource) target, entryPath);
            } else if (target instanceof File) {
                // external target
                if (isFile(target)) {
                    root = new JarPackageFragmentRoot(entryPath, this);
                } else if (((File) target).isDirectory()) {
                    //                        root = new ExternalPackageFragmentRoot(entryPath, this);
                    throw new UnsupportedOperationException();
                }
            }
            break;
        // recurse into required project
        case IClasspathEntry.CPE_PROJECT:
            if (!retrieveExportedRoots)
                return;
            if (referringEntry != null && !resolvedEntry.isExported())
                return;
            IResource member = workspaceRoot.findMember(entryPath);
            if (member != null && member.getType() == IResource.PROJECT) {
                // double check if bound to project (23977)
                IProject requiredProjectRsc = (IProject) member;
                if (org.eclipse.jdt.internal.core.JavaProject.hasJavaNature(requiredProjectRsc)) {
                    // special builder binary output
                    rootIDs.add(rootID);
                    org.eclipse.jdt.internal.core.JavaProject requiredProject = (org.eclipse.jdt.internal.core.JavaProject) JavaCore.create(requiredProjectRsc);
                    requiredProject.computePackageFragmentRoots(requiredProject.getResolvedClasspath(), accumulatedRoots, rootIDs, rootToResolvedEntries == null ? resolvedEntry : ((ClasspathEntry) resolvedEntry).combineWith((ClasspathEntry) referringEntry), // only combine if need to build the reverse map
                    retrieveExportedRoots, rootToResolvedEntries);
                }
                break;
            }
    }
    if (root != null) {
        accumulatedRoots.add(root);
        rootIDs.add(rootID);
        if (rootToResolvedEntries != null)
            rootToResolvedEntries.put(root, ((ClasspathEntry) resolvedEntry).combineWith((ClasspathEntry) referringEntry));
    }
}