Example usage for org.eclipse.jdt.core IClasspathEntry CPE_LIBRARY

List of usage examples for org.eclipse.jdt.core IClasspathEntry CPE_LIBRARY

Introduction

In this page you can find the example usage for org.eclipse.jdt.core IClasspathEntry CPE_LIBRARY.

Prototype

int CPE_LIBRARY

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Document

Entry kind constant describing a classpath entry identifying a library.

Usage

From source file:com.codenvy.ide.ext.java.server.internal.core.JavaElement.java

License:Open Source License

protected static URL getLibraryJavadocLocation(IClasspathEntry entry) throws JavaModelException {
    switch (entry.getEntryKind()) {
    case IClasspathEntry.CPE_LIBRARY:
    case IClasspathEntry.CPE_VARIABLE:
        break;/*from  w ww . jav  a 2 s.  c o  m*/
    default:
        throw new IllegalArgumentException("Entry must be of kind CPE_LIBRARY or CPE_VARIABLE"); //$NON-NLS-1$
    }

    IClasspathAttribute[] extraAttributes = entry.getExtraAttributes();
    for (int i = 0; i < extraAttributes.length; i++) {
        IClasspathAttribute attrib = extraAttributes[i];
        if (IClasspathAttribute.JAVADOC_LOCATION_ATTRIBUTE_NAME.equals(attrib.getName())) {
            String value = attrib.getValue();
            try {
                return new URL(value);
            } catch (MalformedURLException e) {
                throw new JavaModelException(
                        new JavaModelStatus(IJavaModelStatusConstants.CANNOT_RETRIEVE_ATTACHED_JAVADOC, value));
            }
        }
    }
    return null;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.JavaElement.java

License:Open Source License

protected URL getJavadocBaseLocation() throws JavaModelException {
    IPackageFragmentRoot root = (IPackageFragmentRoot) getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
    if (root == null) {
        return null;
    }/*from   www . jav a  2  s .c  o  m*/

    if (root.getKind() == IPackageFragmentRoot.K_BINARY) {
        IClasspathEntry entry = null;
        try {
            entry = root.getResolvedClasspathEntry();
            URL url = getLibraryJavadocLocation(entry);
            if (url != null) {
                return url;
            }
        } catch (JavaModelException jme) {
            // Proceed with raw classpath
        }

        entry = root.getRawClasspathEntry();
        switch (entry.getEntryKind()) {
        case IClasspathEntry.CPE_LIBRARY:
        case IClasspathEntry.CPE_VARIABLE:
            return getLibraryJavadocLocation(entry);
        default:
            return null;
        }
    }
    return null;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexAllProject.java

License:Open Source License

/**
 * Ensure consistency of a project index. Need to walk all nested resources,
 * and discover resources which have either been changed, added or deleted
 * since the index was produced.//from   w w w  . j a  va2 s  .  co m
 */
public boolean execute(IProgressMonitor progressMonitor) {

    if (this.isCancelled || progressMonitor != null && progressMonitor.isCanceled())
        return true;
    //      if (!this.project.isAccessible()) return true; // nothing to do

    ReadWriteMonitor monitor = null;
    try {
        // Get source folder entries. Libraries are done as a separate job
        //         JavaProject javaProject = (JavaProject)JavaCore.create(this.project);
        // Do not create marker while getting raw classpath (see bug 41859)
        IClasspathEntry[] entries = project.getRawClasspath();
        int length = entries.length;
        IClasspathEntry[] sourceEntries = new IClasspathEntry[length];
        int sourceEntriesNumber = 0;
        for (int i = 0; i < length; i++) {
            IClasspathEntry entry = entries[i];
            if (entry.getEntryKind() == IClasspathEntry.CPE_SOURCE)
                sourceEntries[sourceEntriesNumber++] = entry;
        }
        if (sourceEntriesNumber == 0) {
            IPath projectPath = project.getPath();
            for (int i = 0; i < length; i++) {
                IClasspathEntry entry = entries[i];
                if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY
                        && entry.getPath().equals(projectPath)) {
                    // the project is also a library folder (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=89815)
                    // ensure a job exists to index it as a binary folder
                    this.manager.indexLibrary(projectPath,
                            /*this.project,*/ ((ClasspathEntry) entry).getLibraryIndexLocation());
                    return true;
                }
            }

            // nothing to index but want to save an empty index file so its not 'rebuilt' when part of a search request
            Index index = this.manager.getIndexForUpdate(this.containerPath, true,
                    /*reuse index file*/ true /*create if none*/);
            if (index != null)
                this.manager.saveIndex(index);
            return true;
        }
        if (sourceEntriesNumber != length)
            System.arraycopy(sourceEntries, 0, sourceEntries = new IClasspathEntry[sourceEntriesNumber], 0,
                    sourceEntriesNumber);

        Index index = this.manager.getIndexForUpdate(this.containerPath, true,
                /*reuse index file*/ true /*create if none*/);
        if (index == null)
            return true;
        monitor = index.monitor;
        if (monitor == null)
            return true; // index got deleted since acquired

        monitor.enterRead(); // ask permission to read

        String[] paths = index.queryDocumentNames(""); // all file names //$NON-NLS-1$
        int max = paths == null ? 0 : paths.length;
        final SimpleLookupTable indexedFileNames = new SimpleLookupTable(max == 0 ? 33 : max + 11);
        final String OK = "OK"; //$NON-NLS-1$
        final String DELETED = "DELETED"; //$NON-NLS-1$
        if (paths != null) {
            for (int i = 0; i < max; i++)
                indexedFileNames.put(paths[i], DELETED);
        }
        final long indexLastModified = max == 0 ? 0L : index.getIndexLastModified();

        //         IWorkspaceRoot root = this.project.getWorkspace().getRoot();
        for (int i = 0; i < sourceEntriesNumber; i++) {
            if (this.isCancelled)
                return false;

            IClasspathEntry entry = sourceEntries[i];
            //            IResource sourceFolder = root.findMember(entry.getPath());
            Path sourceFolder = FileSystems.getDefault().getPath(entry.getPath().toOSString());
            if (sourceFolder != null) {

                // collect output locations if source is project (see http://bugs.eclipse.org/bugs/show_bug.cgi?id=32041)
                final HashSet outputs = new HashSet();
                //TODO
                //               if (sourceFolder.getType() == IResource.PROJECT) {
                //                  // Do not create marker while getting output location (see bug 41859)
                //                  outputs.add(javaProject.getOutputLocation());
                //                  for (int j = 0; j < sourceEntriesNumber; j++) {
                //                     IPath output = sourceEntries[j].getOutputLocation();
                //                     if (output != null) {
                //                        outputs.add(output);
                //                     }
                //                  }
                //               }
                final boolean hasOutputs = !outputs.isEmpty();

                final char[][] inclusionPatterns = ((ClasspathEntry) entry).fullInclusionPatternChars();
                final char[][] exclusionPatterns = ((ClasspathEntry) entry).fullExclusionPatternChars();
                if (max == 0) {
                    Files.walkFileTree(sourceFolder, new FileVisitor<Path>() {
                        @Override
                        public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
                                throws IOException {
                            if (exclusionPatterns != null && inclusionPatterns == null) {
                                // if there are inclusion patterns then we must walk the children
                                if (Util.isExcluded(new org.eclipse.core.runtime.Path(dir.toFile().getPath()),
                                        inclusionPatterns, exclusionPatterns, true))
                                    return FileVisitResult.SKIP_SUBTREE;
                            }
                            if (hasOutputs && outputs.contains(dir.toAbsolutePath()))
                                return FileVisitResult.SKIP_SUBTREE;
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                                throws IOException {
                            if (Util.isJavaLikeFileName(file.getFileName().toString())) {
                                //                                    IFile file = (IFile) proxy.requestResource();
                                org.eclipse.core.runtime.Path resourcePath = new org.eclipse.core.runtime.Path(
                                        file.toFile().getPath());
                                if (exclusionPatterns != null || inclusionPatterns != null) {
                                    if (Util.isExcluded(resourcePath, inclusionPatterns, exclusionPatterns,
                                            false))
                                        return FileVisitResult.CONTINUE;
                                }
                                indexedFileNames.put(resourcePath.makeRelativeTo(containerPath).toOSString(),
                                        file);
                            }
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult postVisitDirectory(Path dir, IOException exc)
                                throws IOException {
                            return FileVisitResult.CONTINUE;
                        }
                    });
                    //                  sourceFolder.accept(
                    //                     new IResourceProxyVisitor() {
                    //                        public boolean visit(IResourceProxy proxy) {
                    //                           if (IndexAllProject.this.isCancelled) return false;
                    //                           switch(proxy.getType()) {
                    //                              case IResource.FILE :
                    //
                    //                              case IResource.FOLDER :
                    //
                    //                           }
                    //                           return true;
                    //                        }
                    //                     },
                    //                     IResource.NONE
                    //                  );
                } else {
                    Files.walkFileTree(sourceFolder, new FileVisitor<Path>() {
                        @Override
                        public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
                                throws IOException {
                            if (exclusionPatterns != null || inclusionPatterns != null)
                                if (Util.isExcluded(new org.eclipse.core.runtime.Path(dir.toFile().getPath()),
                                        inclusionPatterns, exclusionPatterns, true))
                                    return FileVisitResult.SKIP_SUBTREE;
                            if (hasOutputs && outputs.contains(dir.toAbsolutePath()))
                                return FileVisitResult.SKIP_SUBTREE;
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                                throws IOException {
                            if (Util.isJavaLikeFileName(file.getFileName().toString())) {
                                //                                    IFile file = (IFile) proxy.requestResource();
                                URI location = file.toUri();
                                if (location == null)
                                    return FileVisitResult.CONTINUE;
                                if (exclusionPatterns != null || inclusionPatterns != null)
                                    if (Util.isExcluded(
                                            new org.eclipse.core.runtime.Path(file.toFile().getPath()),
                                            inclusionPatterns, exclusionPatterns, false))
                                        return FileVisitResult.CONTINUE;
                                String relativePathString = new org.eclipse.core.runtime.Path(
                                        file.toFile().getPath()).makeRelativeTo(containerPath).toOSString();
                                //Util.relativePath(new org.eclipse.core.runtime.Path(file.toFile().getPath()), 1/*remove project segment*/);
                                indexedFileNames.put(relativePathString, indexedFileNames
                                        .get(relativePathString) == null
                                        || indexLastModified < 0 /*EFS.getStore(location).fetchInfo().getLastModified()*/
                                                ? (Object) file
                                                : (Object) OK);
                            }
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult postVisitDirectory(Path dir, IOException exc)
                                throws IOException {
                            return FileVisitResult.CONTINUE;
                        }
                    });
                    //                  sourceFolder.accept(
                    //                     new IResourceProxyVisitor() {
                    //                        public boolean visit(IResourceProxy proxy) throws CoreException {
                    //                           if (IndexAllProject.this.isCancelled) return false;
                    //                           switch(proxy.getType()) {
                    //                              case IResource.FILE :
                    //                                 if (Util.isJavaLikeFileName(proxy.getName())) {
                    //                                    IFile file = (IFile) proxy.requestResource();
                    //                                    URI location = file.getLocationURI();
                    //                                    if (location == null) return false;
                    //                                    if (exclusionPatterns != null || inclusionPatterns != null)
                    //                                       if (Util.isExcluded(file, inclusionPatterns, exclusionPatterns))
                    //                                          return false;
                    //                                    String relativePathString = Util
                    //                                                        .relativePath(file.getFullPath(), 1/*remove project segment*/);
                    //                                    indexedFileNames.put(relativePathString,
                    //                                       indexedFileNames.get(relativePathString) == null
                    //                                             || indexLastModified < 0 /*EFS.getStore(location).fetchInfo().getLastModified()*/
                    //                                          ? (Object) file
                    //                                          : (Object) OK);
                    //                                 }
                    //                                 return false;
                    //                              case IResource.FOLDER :
                    //                                 if (exclusionPatterns != null || inclusionPatterns != null)
                    //                                    if (Util.isExcluded(proxy.requestResource(), inclusionPatterns, exclusionPatterns))
                    //                                       return false;
                    //                                 if (hasOutputs && outputs.contains(proxy.requestFullPath()))
                    //                                    return false;
                    //                           }
                    //                           return true;
                    //                        }
                    //                     },
                    //                     IResource.NONE
                    //                  );
                }
            }
        }

        SourceElementParser parser = this.manager.getSourceElementParser(project,
                null/*requestor will be set by indexer*/);
        Object[] names = indexedFileNames.keyTable;
        Object[] values = indexedFileNames.valueTable;
        for (int i = 0, namesLength = names.length; i < namesLength; i++) {
            String name = (String) names[i];
            if (name != null) {
                if (this.isCancelled)
                    return false;

                Object value = values[i];
                if (value != OK) {
                    if (value == DELETED)
                        this.manager.remove(name, this.containerPath);
                    else
                        this.manager.addSource((Path) value, this.containerPath, parser);
                }
            }
        }

        // request to save index when all cus have been indexed... also sets state to SAVED_STATE
        this.manager.request(new SaveIndex(this.containerPath, this.manager));
    } catch (CoreException e) {
        if (JobManager.VERBOSE) {
            Util.verbose("-> failed to index " + this.project + " because of the following exception:", //$NON-NLS-1$//$NON-NLS-2$
                    System.err);
            e.printStackTrace();
        }
        this.manager.removeIndex(this.containerPath);
        return false;
    } catch (IOException e) {
        if (JobManager.VERBOSE) {
            Util.verbose("-> failed to index " + this.project + " because of the following exception:", //$NON-NLS-1$//$NON-NLS-2$
                    System.err);
            e.printStackTrace();
        }
        this.manager.removeIndex(this.containerPath);
        return false;
    } finally {
        if (monitor != null)
            monitor.exitRead(); // free read lock
    }
    return true;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexManager.java

License:Open Source License

/**
 * Trigger addition of the entire content of a project
 * Note: the actual operation is performed in background
 *///from ww w .  j a v  a2s .  c  o  m
public void indexAll(JavaProject project) {
    //        if (JavaCore.getPlugin() == null) return;

    // Also request indexing of binaries on the classpath
    // determine the new children
    try {
        //            JavaModel model = JavaModelManager.getJavaModelManager().getJavaModel();
        //            JavaProject javaProject = (JavaProject)model.getJavaProject(project);
        // only consider immediate libraries - each project will do the same
        // NOTE: force to resolve CP variables before calling indexer - 19303, so that initializers
        // will be run in the current thread.
        IClasspathEntry[] entries = project.getResolvedClasspath();
        for (int i = 0; i < entries.length; i++) {
            IClasspathEntry entry = entries[i];
            if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY)
                indexLibrary(entry.getPath(), /* project,*/ ((ClasspathEntry) entry).getLibraryIndexLocation());
        }
    } catch (JavaModelException e) { // cannot retrieve classpath info
    }

    // check if the same request is not already in the queue
    IndexRequest request = new IndexAllProject(project, this);
    if (!isJobWaiting(request))
        request(request);
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.IndexSelector.java

License:Open Source License

/**
 * Returns whether elements of the given project or jar can see the given focus (an IJavaProject or
 * a JarPackageFragmentRot) either because the focus is part of the project or the jar, or because it is
 * accessible throught the project's classpath
 *//*from w ww .j  a v  a  2 s  . c  o  m*/
public static boolean canSeeFocus(SearchPattern pattern, IPath projectOrJarPath) {
    try {
        IJavaModel model = JavaModelManager.getJavaModelManager().getJavaModel();
        IJavaProject project = getJavaProject(projectOrJarPath, model);
        IJavaElement[] focuses = getFocusedElementsAndTypes(pattern, project, null);
        if (focuses.length == 0)
            return false;
        if (project != null) {
            return canSeeFocus(focuses, (JavaProject) project, null);
        }

        // projectOrJarPath is a jar
        // it can see the focus only if it is on the classpath of a project that can see the focus
        IJavaProject[] allProjects = model.getJavaProjects();
        for (int i = 0, length = allProjects.length; i < length; i++) {
            JavaProject otherProject = (JavaProject) allProjects[i];
            IClasspathEntry entry = otherProject.getClasspathEntryFor(projectOrJarPath);
            if (entry != null && entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) {
                if (canSeeFocus(focuses, otherProject, null)) {
                    return true;
                }
            }
        }
        return false;
    } catch (JavaModelException e) {
        return false;
    }
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.IndexSelector.java

License:Open Source License

private static boolean canSeeFocus(IJavaElement focus, JavaProject javaProject,
        char[][][] focusQualifiedNames) {
    try {//from  w w  w.j a  v a2s  .c om
        if (focus == null)
            return false;
        if (focus.equals(javaProject))
            return true;

        if (focus instanceof JarPackageFragmentRoot) {
            // focus is part of a jar
            IPath focusPath = focus.getPath();
            IClasspathEntry[] entries = javaProject.getExpandedClasspath();
            for (int i = 0, length = entries.length; i < length; i++) {
                IClasspathEntry entry = entries[i];
                if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY && entry.getPath().equals(focusPath))
                    return true;
            }
            return false;
        }
        // look for dependent projects
        IPath focusPath = ((JavaProject) focus).getProject().getFullPath();
        IClasspathEntry[] entries = javaProject.getExpandedClasspath();
        for (int i = 0, length = entries.length; i < length; i++) {
            IClasspathEntry entry = entries[i];
            if (entry.getEntryKind() == IClasspathEntry.CPE_PROJECT && entry.getPath().equals(focusPath)) {
                if (focusQualifiedNames != null) { // builder state is usable, hence use it to try to reduce project which can see the focus...
                    State projectState = (State) JavaModelManager.getJavaModelManager()
                            .getLastBuiltState(javaProject.getProject(), null);
                    if (projectState != null) {
                        Object[] values = projectState.getReferences().valueTable;
                        int vLength = values.length;
                        for (int j = 0; j < vLength; j++) {
                            if (values[j] == null)
                                continue;
                            ReferenceCollection references = (ReferenceCollection) values[j];
                            if (references.includes(focusQualifiedNames, null, null)) {
                                return true;
                            }
                        }
                        return false;
                    }
                }
                return true;
            }
        }
        return false;
    } catch (JavaModelException e) {
        return false;
    }
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.IndexSelector.java

License:Open Source License

private void initializeIndexLocations() {
    IPath[] projectsAndJars = this.searchScope.enclosingProjectsAndJars();
    // 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 = new File(path.toOSString());//JavaModel.getTarget(path, false/*don't check existence*/);
            if (target instanceof IFolder) // case of an external folder
                path = ((IFolder) target).getFullPath();
            locations.add(indexManager.computeIndexLocation(path));
        }// w  ww  .j a v  a  2  s  . c  om
    } 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);
                    if (canSeeFocus(focuses, project, focusQualifiedNames)) {
                        locations.add(indexManager.computeIndexLocation(path));
                        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/*don't check existence*/);
                            if (target instanceof IFolder) // case of an external folder
                                path = ((IFolder) target).getFullPath();
                            locations.add(indexManager.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/*don't check existence*/);
                                    if (target instanceof IFolder) // case of an external folder
                                        path = ((IFolder) target).getFullPath();
                                    locations.add(indexManager.computeIndexLocation(path));
                                }
                            }
                        }
                    }
                }
            }
        } catch (JavaModelException e) {
            // ignored
        }
    }

    locations.remove(null); // Ensure no nulls
    this.indexLocations = (IndexLocation[]) locations.toArray(new IndexLocation[locations.size()]);
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.JavaSearchScope.java

License:Open Source License

/**
 * 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/*from w ww. ja v  a  2s . c  o m*/
 *         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 org.eclipse.jdt.core.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 = javaProject.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 (cpEntry.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.lastSegment());
            //                            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, 1/*remove project segment*/),
                            projectPathString, false/*not a package*/, access);
                }
            }
            break;
        }
    }
}

From source file:com.codenvy.ide.ext.java.server.internal.core.search.JavaWorkspaceScope.java

License:Open Source License

public IPath[] enclosingProjectsAndJars() {
    IPath[] result = this.enclosingPaths;
    if (result != null) {
        return result;
    }//from  w  w w .j a v  a  2 s  .c  o m
    long start = BasicSearchEngine.VERBOSE ? System.currentTimeMillis() : -1;
    try {
        IJavaProject[] projects = JavaModelManager.getJavaModelManager().getJavaModel().getJavaProjects();
        // use a linked set to preserve the order during search: see bug 348507
        Set paths = new LinkedHashSet(projects.length * 2);
        for (int i = 0, length = projects.length; i < length; i++) {
            JavaProject javaProject = (JavaProject) projects[i];

            // Add project full path
            IPath projectPath = javaProject.getProject().getFullPath();
            paths.add(projectPath);
        }

        // add the project source paths first in a separate loop above
        // to ensure source files always get higher precedence during search.
        // see bug 348507

        for (int i = 0, length = projects.length; i < length; i++) {
            JavaProject javaProject = (JavaProject) projects[i];

            // Add project libraries paths
            IClasspathEntry[] entries = javaProject.getResolvedClasspath();
            for (int j = 0, eLength = entries.length; j < eLength; j++) {
                IClasspathEntry entry = entries[j];
                if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) {
                    IPath path = entry.getPath();
                    Object target = JavaModel.getTarget(path, false/*don't check existence*/);
                    if (target instanceof IFolder) // case of an external folder
                        path = ((IFolder) target).getFullPath();
                    paths.add(entry.getPath());
                }
            }
        }
        result = new IPath[paths.size()];
        paths.toArray(result);
        return this.enclosingPaths = result;
    } catch (JavaModelException e) {
        Util.log(e, "Exception while computing workspace scope's enclosing projects and jars"); //$NON-NLS-1$
        return new IPath[0];
    } finally {
        if (BasicSearchEngine.VERBOSE) {
            long time = System.currentTimeMillis() - start;
            int length = result == null ? 0 : result.length;
            Util.verbose("JavaWorkspaceScope.enclosingProjectsAndJars: " + length + " paths computed in " + time //$NON-NLS-1$//$NON-NLS-2$
                    + "ms."); //$NON-NLS-1$
        }
    }
}

From source file:com.drgarbage.bytecode.jdi.dialogs.ProjectBuildPathDialog.java

License:Apache License

/**
 * Open a dialog to create a new workspace folder.
 * @see NewFolderDialog//w w  w . ja  va  2 s.  c  om
 */
private void newFolderButtonPressed() {

    NewFolderDialog dialog = new NewFolderDialog(getShell(), (IContainer) fJavaProject.getProject());

    if (dialog.open() == Window.OK) {
        Object createdFolder = dialog.getResult()[0];

        try {
            IResource res = (IResource) createdFolder;
            CPListElement classPathElement = new CPListElement(fJavaProject, IClasspathEntry.CPE_LIBRARY,
                    res.getFullPath(), res);

            IClasspathEntry[] rawClassPath = fJavaProject.getRawClasspath();
            List<IClasspathEntry> classPathList = new ArrayList<IClasspathEntry>(rawClassPath.length);
            for (IClasspathEntry ice : rawClassPath) {
                classPathList.add(ice);
            }

            /* add the new folder to the class path */
            classPathList.add(classPathElement.getClasspathEntry());

            fJavaProject.setRawClasspath(classPathList.toArray(new IClasspathEntry[0]),
                    new NullProgressMonitor());

        } catch (JavaModelException e) {
            BytecodeVisualizerPlugin.getDefault().getLog()
                    .log(BytecodeVisualizerPlugin.createErrorStatus(e.getMessage(), e));
        }

        /* refresh the input */
        fPathViewer.setInput(fJavaProject.getResource().getWorkspace().getRoot());
        fPathViewer.refresh();
    }
}