Example usage for org.eclipse.jdt.core IJavaElementDelta F

Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaElementDelta F_OPENED.

Prototype

int F_OPENED

To view the source code for org.eclipse.jdt.core IJavaElementDelta F_OPENED.

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Document

Change flag indicating that the underlying org.eclipse.core.resources.IProject has been opened.

Usage

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

License:Open Source License

protected boolean toDebugString(StringBuffer buffer, int flags) {
    boolean prev = super.toDebugString(buffer, flags);

    if ((flags & IJavaElementDelta.F_CHILDREN) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("CHILDREN"); //$NON-NLS-1$
        prev = true;//from w ww . j  a v  a 2 s .  c om
    }
    if ((flags & IJavaElementDelta.F_CONTENT) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("CONTENT"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_MOVED_FROM) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("MOVED_FROM(" + ((JavaElement) getMovedFromElement()).toStringWithAncestors() + ")"); //$NON-NLS-1$ //$NON-NLS-2$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_MOVED_TO) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("MOVED_TO(" + ((JavaElement) getMovedToElement()).toStringWithAncestors() + ")"); //$NON-NLS-1$ //$NON-NLS-2$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_ADDED_TO_CLASSPATH) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("ADDED TO CLASSPATH"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_REMOVED_FROM_CLASSPATH) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("REMOVED FROM CLASSPATH"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_REORDER) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("REORDERED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_ARCHIVE_CONTENT_CHANGED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("ARCHIVE CONTENT CHANGED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_SOURCEATTACHED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("SOURCE ATTACHED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_SOURCEDETACHED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("SOURCE DETACHED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_FINE_GRAINED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("FINE GRAINED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_PRIMARY_WORKING_COPY) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("PRIMARY WORKING COPY"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_CLASSPATH_CHANGED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("RAW CLASSPATH CHANGED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_RESOLVED_CLASSPATH_CHANGED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("RESOLVED CLASSPATH CHANGED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_PRIMARY_RESOURCE) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("PRIMARY RESOURCE"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_OPENED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("OPENED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_CLOSED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("CLOSED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_AST_AFFECTED) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("AST AFFECTED"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_CATEGORIES) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("CATEGORIES"); //$NON-NLS-1$
        prev = true;
    }
    if ((flags & IJavaElementDelta.F_ANNOTATIONS) != 0) {
        if (prev)
            buffer.append(" | "); //$NON-NLS-1$
        buffer.append("ANNOTATIONS"); //$NON-NLS-1$
        prev = true;
    }
    return prev;
}

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

License:Open Source License

public void processDelta(IJavaElementDelta delta, int eventType) {
    if (this.enclosingPaths == null)
        return;/* w ww.j  ava2s .co  m*/
    IJavaElement element = delta.getElement();
    switch (element.getElementType()) {
    case IJavaElement.JAVA_MODEL:
        IJavaElementDelta[] children = delta.getAffectedChildren();
        for (int i = 0, length = children.length; i < length; i++) {
            IJavaElementDelta child = children[i];
            processDelta(child, eventType);
        }
        break;
    case IJavaElement.JAVA_PROJECT:
        int kind = delta.getKind();
        switch (kind) {
        case IJavaElementDelta.ADDED:
        case IJavaElementDelta.REMOVED:
            this.enclosingPaths = null;
            break;
        case IJavaElementDelta.CHANGED:
            int flags = delta.getFlags();
            if ((flags & IJavaElementDelta.F_CLOSED) != 0 || (flags & IJavaElementDelta.F_OPENED) != 0) {
                this.enclosingPaths = null;
            } else {
                children = delta.getAffectedChildren();
                for (int i = 0, length = children.length; i < length; i++) {
                    IJavaElementDelta child = children[i];
                    processDelta(child, eventType);
                }
            }
            break;
        }
        break;
    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
        kind = delta.getKind();
        switch (kind) {
        case IJavaElementDelta.ADDED:
        case IJavaElementDelta.REMOVED:
            this.enclosingPaths = null;
            break;
        case IJavaElementDelta.CHANGED:
            int flags = delta.getFlags();
            if ((flags & IJavaElementDelta.F_ADDED_TO_CLASSPATH) > 0
                    || (flags & IJavaElementDelta.F_REMOVED_FROM_CLASSPATH) > 0) {
                this.enclosingPaths = null;
            }
            break;
        }
        break;
    }
}

From source file:com.ifedorenko.m2e.sourcelookup.internal.JavaProjectSources.java

License:Open Source License

private void processDelta(final IJavaElementDelta delta, Set<IJavaProject> remove, Set<IJavaProject> add)
        throws CoreException {
    final IJavaElement element = delta.getElement();
    final int kind = delta.getKind();
    switch (element.getElementType()) {
    case IJavaElement.JAVA_MODEL:
        processChangedChildren(delta, remove, add);
        break;/* w w w . j  av a 2 s .  c  o  m*/
    case IJavaElement.JAVA_PROJECT:
        switch (kind) {
        case IJavaElementDelta.REMOVED:
            remove.add((IJavaProject) element);
            break;
        case IJavaElementDelta.ADDED:
            add.add((IJavaProject) element);
            break;
        case IJavaElementDelta.CHANGED:
            switch (delta.getFlags()) {
            case IJavaElementDelta.F_CLOSED:
                remove.add((IJavaProject) element);
                break;
            case IJavaElementDelta.F_OPENED:
                add.add((IJavaProject) element);
                break;
            }
            break;
        }
        processChangedChildren(delta, remove, add);
        break;
    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
        remove.add(element.getJavaProject());
        add.add(element.getJavaProject());
        break;
    }
}

From source file:com.redhat.ceylon.eclipse.code.explorer.PackageExplorerContentProvider.java

License:Open Source License

/**
 * Processes a delta recursively. When more than two children are affected the
 * tree is fully refreshed starting at this node.
 *
 * @param delta the delta to process/*from  w  w w  .  j av  a 2s .co m*/
 * @param runnables the resulting view changes as runnables (type {@link Runnable})
 * @return true is returned if the conclusion is to refresh a parent of an element. In that case no siblings need
 * to be processed
 * @throws JavaModelException thrown when the access to an element failed
 */
private boolean processDelta(IJavaElementDelta delta, Collection<Runnable> runnables)
        throws JavaModelException {

    int kind = delta.getKind();
    int flags = delta.getFlags();
    IJavaElement element = delta.getElement();
    int elementType = element.getElementType();

    if (elementType != IJavaElement.JAVA_MODEL && elementType != IJavaElement.JAVA_PROJECT) {
        IJavaProject proj = element.getJavaProject();
        if (proj == null || !proj.getProject().isOpen()) // TODO: Not needed if parent already did the 'open' check!
            return false;
    }

    if (elementType == IJavaElement.PACKAGE_FRAGMENT) {
        if ((flags & (IJavaElementDelta.F_CONTENT
                | IJavaElementDelta.F_CHILDREN)) == IJavaElementDelta.F_CONTENT) {
            // TODO: This should never be true for folders (F_CONTENT is only for files)
            if (!fIsFlatLayout) {
                Object parent = getHierarchicalPackageParent((IPackageFragment) element);
                if (!(parent instanceof IPackageFragmentRoot)) {
                    postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
                    return true;
                }
            }
            // content change, without children info (for example resource added/removed to class folder package)
            postRefresh(internalGetParent(element), PARENT, element, runnables);
            return true;
        }

        if (!fIsFlatLayout) {
            if (kind == IJavaElementDelta.REMOVED) {
                final Object parent = getHierarchicalPackageParent((IPackageFragment) element);
                if (parent instanceof IPackageFragmentRoot) {
                    postRemove(element, runnables);
                    return false;
                } else {
                    postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
                    return true;
                }
            } else if (kind == IJavaElementDelta.ADDED) {
                final Object parent = getHierarchicalPackageParent((IPackageFragment) element);
                if (parent instanceof IPackageFragmentRoot) {
                    if (fFoldPackages) {
                        postRefresh(parent, PARENT, element, runnables);
                        return true;
                    } else {
                        postAdd(parent, element, runnables);
                        return false;
                    }
                } else {
                    postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
                    return true;
                }
            }
            handleAffectedChildren(delta, element, runnables);
            return false;
        }
    }

    if (elementType == IJavaElement.COMPILATION_UNIT) {
        ICompilationUnit cu = (ICompilationUnit) element;
        if (!JavaModelUtil.isPrimary(cu)) {
            return false;
        }

        if (!getProvideMembers() && cu.isWorkingCopy() && kind == IJavaElementDelta.CHANGED) {
            return false;
        }

        if (kind == IJavaElementDelta.CHANGED && !isStructuralCUChange(flags)) {
            return false; // test moved ahead
        }

        if (!isOnClassPath(cu)) { // TODO: isOnClassPath expensive! Should be put after all cheap tests
            return false;
        }

    }

    if (elementType == IJavaElement.JAVA_PROJECT) {
        // handle open and closing of a project
        if ((flags & (IJavaElementDelta.F_CLOSED | IJavaElementDelta.F_OPENED)) != 0) {
            postRefresh(element, ORIGINAL, element, runnables);
            return false;
        }
        // if the class path has changed we refresh the entire project
        if ((flags & IJavaElementDelta.F_RESOLVED_CLASSPATH_CHANGED) != 0) {
            postRefresh(element, ORIGINAL, element, runnables);
            return false;
        }
        // if added it could be that the corresponding IProject is already shown. Remove it first.
        // bug 184296
        if (kind == IJavaElementDelta.ADDED) {
            postRemove(element.getResource(), runnables);
            postAdd(element.getParent(), element, runnables);
            return false;
        }
    }

    if (kind == IJavaElementDelta.REMOVED) {
        Object parent = internalGetParent(element);
        if (element instanceof IPackageFragment) {
            // refresh package fragment root to allow filtering empty (parent) packages: bug 72923
            if (fViewer.testFindItem(parent) != null)
                postRefresh(parent, PARENT, element, runnables);
            return true;

        } else if (element instanceof IPackageFragmentRoot) {
            // libs and class folders can show up twice (in library container and as resource at original location)
            IResource resource = element.getResource();
            if (resource != null && !resource.exists())
                postRemove(resource, runnables);
        }

        postRemove(element, runnables);
        if (parent instanceof IPackageFragment)
            postUpdateIcon((IPackageFragment) parent, runnables);
        // we are filtering out empty subpackages, so we
        // a package becomes empty we remove it from the viewer.
        if (isPackageFragmentEmpty(element.getParent())) {
            if (fViewer.testFindItem(parent) != null)
                postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
            return true;
        }
        return false;
    }

    if (kind == IJavaElementDelta.ADDED) {
        Object parent = internalGetParent(element);
        // we are filtering out empty subpackages, so we
        // have to handle additions to them specially.
        if (parent instanceof IPackageFragment) {
            Object grandparent = internalGetParent(parent);
            // 1GE8SI6: ITPJUI:WIN98 - Rename is not shown in Packages View
            // avoid posting a refresh to an invisible parent
            if (parent.equals(fInput)) {
                postRefresh(parent, PARENT, element, runnables);
            } else {
                // refresh from grandparent if parent isn't visible yet
                if (fViewer.testFindItem(parent) == null)
                    postRefresh(grandparent, GRANT_PARENT, element, runnables);
                else {
                    postRefresh(parent, PARENT, element, runnables);
                }
            }
            return true;
        } else {
            if (element instanceof IPackageFragmentRoot
                    && ((IPackageFragmentRoot) element).getKind() != IPackageFragmentRoot.K_SOURCE) {
                // libs and class folders can show up twice (in library container or under project, and as resource at original location)
                IResource resource = element.getResource();
                if (resource != null) {
                    Object resourceParent = super.internalGetParent(resource);
                    if (resourceParent != null) {
                        IJavaProject proj = element.getJavaProject();
                        if (fShowLibrariesNode || !resourceParent.equals(proj)) {
                            postAdd(resourceParent, resource, runnables);
                        }
                    }
                }
            }
            postAdd(parent, element, runnables);
        }
    }

    if (elementType == IJavaElement.COMPILATION_UNIT || elementType == IJavaElement.CLASS_FILE) {
        if (kind == IJavaElementDelta.CHANGED) {
            // isStructuralCUChange already performed above
            postRefresh(element, ORIGINAL, element, runnables);
        }
        return false;
    }

    if (elementType == IJavaElement.PACKAGE_FRAGMENT_ROOT) {
        // the contents of an external JAR has changed
        if ((flags & IJavaElementDelta.F_ARCHIVE_CONTENT_CHANGED) != 0) {
            postRefresh(element, ORIGINAL, element, runnables);
            return false;
        }
        if ((flags & (IJavaElementDelta.F_CONTENT
                | IJavaElementDelta.F_CHILDREN)) == IJavaElementDelta.F_CONTENT) {
            // TODO: This should never be true for folders (F_CONTENT is only for files)
            // content change, without children info (for example resource added/removed to class folder package)
            postRefresh(internalGetParent(element), PARENT, element, runnables);
            return true;
        }

        // the source attachment of a JAR has changed
        if ((flags & (IJavaElementDelta.F_SOURCEATTACHED | IJavaElementDelta.F_SOURCEDETACHED)) != 0)
            postUpdateIcon(element, runnables);

        if (isClassPathChange(delta)) {
            // throw the towel and do a full refresh of the affected java project.
            postRefresh(element.getJavaProject(), PROJECT, element, runnables);
            return true;
        }
    }

    handleAffectedChildren(delta, element, runnables);
    return false;
}

From source file:org.eclipse.jst.jee.model.internal.common.AbstractAnnotationModelProvider.java

License:Open Source License

protected void processChangedProject(IModelProviderEvent event, IJavaElementDelta projectDelta) {
    if (!isProjectRelative(projectDelta.getElement().getJavaProject())) {
        return;//from   www.  j a  v  a  2  s.c o m
    }
    Assert.isTrue(projectDelta.getElement() instanceof IJavaProject,
            "An invalid change notification has occured. Element is <" + projectDelta.getElement() + ">"); //$NON-NLS-1$//$NON-NLS-2$
    if (((projectDelta.getFlags() & IJavaElementDelta.F_OPENED) != 0)
            || projectDelta.getKind() == IJavaElementDelta.ADDED) {
        try {
            loadModel();
        } catch (CoreException e) {
            JEEPlugin.getDefault().getLog()
                    .log(new Status(IStatus.ERROR, JEEPlugin.getDefault().getPluginID(), e.getMessage(), e));
        }
    }

    if (((projectDelta.getFlags() & IJavaElementDelta.F_CLOSED) != 0)
            || projectDelta.getKind() == IJavaElementDelta.REMOVED) {
        dispose();
    }

    processChangedProjectChildren(event, projectDelta);
}

From source file:org.eclipse.jst.jsf.common.internal.types.TypeInfoCache.java

License:Open Source License

private void updateChangedJavaProject(IJavaElementDelta delta, IJavaElement element) {
    int kind = delta.getKind();
    int flags = delta.getFlags();
    if ((flags & IJavaElementDelta.F_OPENED) != 0) {
        kind = IJavaElementDelta.ADDED; // affected in the same way
    }/* w  w w  .  j  av a2  s  .  c  om*/
    if ((flags & IJavaElementDelta.F_CLOSED) != 0) {
        kind = IJavaElementDelta.REMOVED; // affected in the same way
    }
    switch (kind) {
    case IJavaElementDelta.ADDED:
    case IJavaElementDelta.REMOVED:
        uncacheAllTypes();
        break;
    case IJavaElementDelta.CHANGED:
        updateChangedChildren(delta);
        break;
    }
}

From source file:org.eclipse.pde.api.tools.internal.WorkspaceDeltaProcessor.java

License:Open Source License

/**
 * Processes the java element deltas of interest
 * /*from  w ww.j av a 2s .  co m*/
 * @param deltas
 */
void processJavaElementDeltas(IJavaElementDelta[] deltas, IJavaProject project) {
    for (int i = 0; i < deltas.length; i++) {
        IJavaElementDelta delta = deltas[i];
        switch (delta.getElement().getElementType()) {
        case IJavaElement.JAVA_PROJECT: {
            IJavaProject proj = (IJavaProject) delta.getElement();
            int flags = delta.getFlags();
            switch (delta.getKind()) {
            case IJavaElementDelta.CHANGED: {
                if (!Util.isApiProject(proj)) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println(
                                "--> skipped processing CHANGED delta for project: " + proj.getElementName()); //$NON-NLS-1$
                    }
                    continue;
                }
                if ((flags & IJavaElementDelta.F_OPENED) != 0) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println("--> processing OPEN project: [" + proj.getElementName() + "]"); //$NON-NLS-1$ //$NON-NLS-2$
                    }
                    bmanager.disposeWorkspaceBaseline();
                } else if ((flags & IJavaElementDelta.F_RESOLVED_CLASSPATH_CHANGED) != 0
                        || (flags & IJavaElementDelta.F_CLASSPATH_CHANGED) != 0) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println(
                                "--> processing CLASSPATH CHANGE project: [" + proj.getElementName() + "]"); //$NON-NLS-1$ //$NON-NLS-2$
                    }
                    bmanager.disposeWorkspaceBaseline();
                    dmanager.projectClasspathChanged(proj);
                    try {
                        BuildState.setLastBuiltState(proj.getProject(), null);
                    } catch (CoreException e) {
                    }
                    dmanager.flushElementCache(delta.getElement());
                } else if ((flags & IJavaElementDelta.F_CHILDREN) != 0) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println(
                                "--> processing CHILDREN delta of project: [" + proj.getElementName() + "]"); //$NON-NLS-1$ //$NON-NLS-2$
                    }
                    processJavaElementDeltas(delta.getAffectedChildren(), proj);
                } else if ((flags & IJavaElementDelta.F_CONTENT) != 0) {
                    if (proj != null) {
                        if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                            System.out.println(
                                    "--> processing child CONTENT of project: [" + proj.getElementName() + "]"); //$NON-NLS-1$ //$NON-NLS-2$
                        }
                        IResourceDelta[] resourcedeltas = delta.getResourceDeltas();
                        if (resourcedeltas != null) {
                            IResourceDelta rdelta = null;
                            for (int j = 0; j < resourcedeltas.length; j++) {
                                rdelta = resourcedeltas[j].findMember(new Path(Util.MANIFEST_NAME));
                                if (rdelta != null && rdelta.getKind() == IResourceDelta.CHANGED
                                        && (rdelta.getFlags() & IResourceDelta.CONTENT) > 0) {
                                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                                        System.out.println("--> processing manifest delta"); //$NON-NLS-1$
                                    }
                                    bmanager.disposeWorkspaceBaseline();
                                    break;
                                }
                            }
                        }
                    } else {
                        if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                            System.out.println("--> ignoring child CONTENT project context is null"); //$NON-NLS-1$
                        }
                    }
                }
                break;
            }
            case IJavaElementDelta.ADDED: {
                if (!Util.isApiProject(proj)) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println(
                                "--> skipped processing ADDED delta for project: " + proj.getElementName()); //$NON-NLS-1$
                    }
                    continue;
                }
                if ((flags & IJavaElementDelta.F_MOVED_FROM) != 0) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        System.out.println("--> processing PROJECT RENAME from: [" //$NON-NLS-1$
                                + delta.getMovedFromElement().getJavaProject().getElementName() + "] to: [" //$NON-NLS-1$
                                + proj.getElementName() + "]"); //$NON-NLS-1$
                    }
                    bmanager.disposeWorkspaceBaseline();
                }
                break;
            }
            default:
                break;
            }
            break;
        }
        case IJavaElement.PACKAGE_FRAGMENT_ROOT: {
            IPackageFragmentRoot root = (IPackageFragmentRoot) delta.getElement();
            int flags = delta.getFlags();
            if ((flags & (IJavaElementDelta.F_ARCHIVE_CONTENT_CHANGED | IJavaElementDelta.F_ADDED_TO_CLASSPATH
                    | IJavaElementDelta.F_REMOVED_FROM_CLASSPATH)) != 0) {
                if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                    System.out.println("processed CLASSPATH CHANGED for package fragment root: [" //$NON-NLS-1$
                            + root.getElementName() + "]"); //$NON-NLS-1$
                }
                dmanager.projectClasspathChanged(project);
            }
            if ((flags & IJavaElementDelta.F_CHILDREN) != 0) {
                if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                    System.out.println(
                            "processed CHILDREN for package fragment root: [" + root.getElementName() + "]"); //$NON-NLS-1$ //$NON-NLS-2$
                }
                processJavaElementDeltas(delta.getAffectedChildren(), project);
            }
            break;
        }
        case IJavaElement.PACKAGE_FRAGMENT: {
            IPackageFragment fragment = (IPackageFragment) delta.getElement();
            if (delta.getKind() == IJavaElementDelta.REMOVED) {
                if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                    System.out.println("processed REMOVED delta for package fragment: [" //$NON-NLS-1$
                            + fragment.getElementName() + "]"); //$NON-NLS-1$
                }
                ((ApiBaseline) bmanager.getWorkspaceBaseline()).clearPackage(fragment.getElementName());
            }
            int flags = delta.getFlags();
            if ((flags & IJavaElementDelta.F_CHILDREN) != 0) {
                if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                    System.out.println("processed CHILDREN delta for package fragment: [" //$NON-NLS-1$
                            + fragment.getElementName() + "]"); //$NON-NLS-1$
                }
                processJavaElementDeltas(delta.getAffectedChildren(), project);
            }
            break;
        }
        case IJavaElement.COMPILATION_UNIT: {
            int flags = delta.getFlags();
            switch (delta.getKind()) {
            case IJavaElementDelta.CHANGED: {
                if ((flags & (IJavaElementDelta.F_CONTENT | IJavaElementDelta.F_FINE_GRAINED
                        | IJavaElementDelta.F_PRIMARY_RESOURCE)) != 0) {
                    if (project != null) {
                        if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                            System.out
                                    .println("processed CONTENT / FINE_GRAINED / PRIMARY_RESOURCE delta for: [" //$NON-NLS-1$
                                            + delta.getElement().getElementName() + "]"); //$NON-NLS-1$
                        }
                        dmanager.projectChanged(project);
                        dmanager.flushElementCache(delta.getElement());
                        continue;
                    }
                }
                break;
            }
            case IJavaElementDelta.ADDED:
            case IJavaElementDelta.REMOVED: {
                if (project != null) {
                    if (ApiPlugin.DEBUG_WORKSPACE_DELTA_PROCESSOR) {
                        if (delta.getKind() == IJavaElementDelta.ADDED) {
                            System.out.println(
                                    "processed ADDED delta for: [" + delta.getElement().getElementName() + "]"); //$NON-NLS-1$//$NON-NLS-2$
                        } else {
                            System.out.println("processed REMOVED delta for: [" //$NON-NLS-1$
                                    + delta.getElement().getElementName() + "]"); //$NON-NLS-1$
                        }
                    }
                    dmanager.projectChanged(project);
                    dmanager.flushElementCache(delta.getElement());
                    continue;
                }
                break;
            }
            default:
                break;
            }
            break;
        }
        default:
            break;
        }
    }
}

From source file:org.eclipse.recommenders.internal.rcp.JavaModelEventsService.java

License:Open Source License

private boolean isProjectOpenedEvent(final IJavaElementDelta delta) {
    final boolean added = (delta.getKind() & IJavaElementDelta.ADDED) != 0;
    final boolean opened = (delta.getFlags() & IJavaElementDelta.F_OPENED) != 0;
    return added || opened;
}

From source file:org.eclipse.xtext.ui.resource.Storage2UriMapperJavaImpl.java

License:Open Source License

@Override
public void elementChanged(ElementChangedEvent event) {
    initializeCache(true);/*from  ww  w  . ja  v  a2  s  . c  o  m*/
    Set<IJavaProject> javaProjectsWithClasspathChange = javaProjectClasspathChangeAnalyzer
            .getJavaProjectsWithClasspathChange(event.getDelta());
    if (!javaProjectsWithClasspathChange.isEmpty()) {
        for (IJavaProject project : javaProjectsWithClasspathChange) {
            updateCache(project);
        }
    }
    for (IJavaElementDelta projectDelta : getProjectDeltas(event.getDelta())) {
        IJavaProject project = (IJavaProject) projectDelta.getElement();
        if ((projectDelta.getKind() & IJavaElementDelta.REMOVED) != 0) {
            clearCache(project, Collections.<PackageFragmentRootData>emptySet());
        }
        switch (projectDelta.getFlags()) {
        case IJavaElementDelta.F_OPENED:
            updateCache(project);
            break;
        case IJavaElementDelta.F_CLOSED:
            clearCache(project, Collections.<PackageFragmentRootData>emptySet());
            break;
        }
    }
}

From source file:org.springframework.ide.eclipse.beans.core.internal.model.namespaces.ProjectClasspathExtensibleUriResolver.java

License:Open Source License

public void elementChanged(ElementChangedEvent event) {
    for (IJavaElementDelta delta : event.getDelta().getAffectedChildren()) {
        if ((delta.getFlags() & IJavaElementDelta.F_RESOLVED_CLASSPATH_CHANGED) != 0
                || (delta.getFlags() & IJavaElementDelta.F_CLASSPATH_CHANGED) != 0) {
            resetForChangedElement(delta.getElement());
        } else if ((delta.getFlags() & IJavaElementDelta.F_CLOSED) != 0) {
            resetForChangedElement(delta.getElement());
        } else if ((delta.getFlags() & IJavaElementDelta.F_OPENED) != 0) {
            resetForChangedElement(delta.getElement());
        } else if ((delta.getKind() & IJavaElementDelta.REMOVED) != 0) {
            resetForChangedElement(delta.getElement());
        } else if ((delta.getKind() & IJavaElementDelta.ADDED) != 0) {
            resetForChangedElement(delta.getElement());
        }/*w  ww  . j  a va 2 s . co  m*/
    }
}

Example usage for org.eclipse.jdt.core IJavaElementDelta F_OPENED

Introduction

Prototype

Document

Usage