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

List of usage examples for org.eclipse.jdt.core IJavaElementDelta getAffectedChildren

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Introduction

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

Prototype

public IJavaElementDelta[] getAffectedChildren();

Source Link

Document

Returns deltas for the affected (added, removed, or changed) children.

Usage

From source file:com.amazonaws.eclipse.lambda.project.listener.JavaElementDeltaAcceptor.java

License:Open Source License

public static void accept(IJavaElementDelta delta, Visitor visitor) {
    if (visitor.visit(delta.getElement())) {
        accept(delta.getAffectedChildren(), visitor);
    }//from  w  w w .  j ava 2s  .  co m
}

From source file:com.blackducksoftware.integration.eclipseplugin.internal.listeners.ProjectDependenciesChangedListener.java

License:Apache License

private void visitChildren(final IJavaElementDelta delta) {
    for (final IJavaElementDelta c : delta.getAffectedChildren()) {
        visit(c);//from w  ww.j  a  v  a  2 s  . com
    }
}

From source file:com.cisco.yangide.core.indexing.DeltaProcessor.java

License:Open Source License

@Override
public void elementChanged(org.eclipse.jdt.core.ElementChangedEvent event) {
    IJavaElementDelta delta = event.getDelta();
    processJavaDeltas(delta.getAffectedChildren());
}

From source file:com.cisco.yangide.core.indexing.DeltaProcessor.java

License:Open Source License

private boolean processJavaDeltas(IJavaElementDelta[] affectedChildren) {

    for (IJavaElementDelta d : affectedChildren) {
        IJavaElement element = d.getElement();
        if (element instanceof IPackageFragmentRoot) {
            IPath path = ((IPackageFragmentRoot) element).getPath();

            if (path != null && path.toFile().exists() && path.lastSegment().toLowerCase().endsWith(".jar")) {

                switch (d.getKind()) {
                case IJavaElementDelta.ADDED:
                case IJavaElementDelta.CHANGED:
                    this.manager.indexManager.addJarFile(element.getJavaProject().getProject(), path);
                    break;
                case IJavaElementDelta.REMOVED:
                    this.manager.indexManager.indexAll(element.getJavaProject().getProject());
                    return false;
                }/* w ww  .j  a va2  s  .  c om*/
            }
        }
        if (!processJavaDeltas(d.getAffectedChildren())) {
            return false;
        }
    }
    return true;
}

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

License:Open Source License

/**
 * Converts an <code>IResourceDelta</code> and its children into
 * the corresponding <code>IJavaElementDelta</code>s.
 * Return whether the delta corresponds to a resource on the classpath.
 * If it is not a resource on the classpath, it will be added as a non-java
 * resource by the sender of this method.
 *//*from  w  w  w . ja  v a  2 s .c o  m*/
protected void traverseDelta(IJavaElementDelta delta, IPackageFragmentRoot root, IJavaProject project) {

    boolean processChildren = true;

    Openable element = (Openable) delta.getElement();
    switch (element.getElementType()) {
    case IJavaElement.JAVA_PROJECT:
        project = (IJavaProject) element;
        break;
    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
        root = (IPackageFragmentRoot) element;
        break;
    case IJavaElement.COMPILATION_UNIT:
        // filter out working copies that are not primary (we don't want to add/remove them to/from the package fragment
        CompilationUnit cu = (CompilationUnit) element;
        if (cu.isWorkingCopy() && !cu.isPrimary()) {
            return;
        }
        // $FALL-THROUGH$
    case IJavaElement.CLASS_FILE:
        processChildren = false;
        break;
    }

    switch (delta.getKind()) {
    case IJavaElementDelta.ADDED:
        elementAdded(element);
        break;
    case IJavaElementDelta.REMOVED:
        elementRemoved(element);
        break;
    case IJavaElementDelta.CHANGED:
        if ((delta.getFlags() & IJavaElementDelta.F_CONTENT) != 0) {
            elementChanged(element);
        }
        break;
    }
    if (processChildren) {
        IJavaElementDelta[] children = delta.getAffectedChildren();
        for (int i = 0; i < children.length; i++) {
            IJavaElementDelta childDelta = children[i];
            traverseDelta(childDelta, root, project);
        }
    }
}

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;/*from   w ww .  j  a  va2 s . c o  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.crispico.flower.mp.codesync.code.java.JavaElementChangedListener.java

License:Open Source License

private void processDelta(IJavaElementDelta deltaToProcess) {
    for (IJavaElementDelta delta : deltaToProcess.getAffectedChildren()) {
        processDelta(delta);/*w  ww  . j a va  2  s. c om*/
    }

    IJavaProject project = deltaToProcess.getElement().getJavaProject();
    if (project != null) {
        String path = project.getPath().toString();
        EditorStatefulService service = (EditorStatefulService) CommunicationPlugin.getInstance()
                .getServiceRegistry().getService(CodeSyncEditorStatefulService.SERVICE_ID);
        EditableResource editableResource = service.getEditableResource(path);
        if (editableResource != null) {
            for (EditableResourceClient client : editableResource.getClients()) {
                //               try {
                //                  CodeSyncPlugin.getInstance().getDragOnDiagramHandler().handleDragOnDiagram(Arrays.asList(deltaToProcess.getElement().getCorrespondingResource()), null, null, null, client.getCommunicationChannel());
                //               } catch (JavaModelException e) {
                //                  e.printStackTrace();
                //               }
            }
        }
    }
}

From source file:com.google.gdt.eclipse.core.java.JavaModelSearch.java

License:Open Source License

public static void visitJavaElementDelta(IJavaElementDelta delta, IJavaElementDeltaVisitor visitor) {
    if (!visitor.visit(delta)) {
        return;/*  ww  w  .  j  av a 2s  .co m*/
    }

    for (IJavaElementDelta childDelta : delta.getAffectedChildren()) {
        visitJavaElementDelta(childDelta, visitor);
    }
}

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

License:Open Source License

private void processChangedChildren(IJavaElementDelta delta, Set<IJavaProject> remove, Set<IJavaProject> add)
        throws CoreException {
    for (IJavaElementDelta childDelta : delta.getAffectedChildren()) {
        processDelta(childDelta, remove, add);
    }/*w w  w.  j  a  va2 s . co  m*/
}

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

License:Open Source License

void handleAffectedChildren(IJavaElementDelta delta, IJavaElement element,
        Collection<Runnable> runnables) throws JavaModelException {
    int count = 0;

    IResourceDelta[] resourceDeltas = delta.getResourceDeltas();
    if (resourceDeltas != null) {
        for (int i = 0; i < resourceDeltas.length; i++) {
            int kind = resourceDeltas[i].getKind();
            if (kind == IResourceDelta.ADDED || kind == IResourceDelta.REMOVED) {
                count++;/*from w ww  .  j  a  v  a  2 s  .  c o  m*/
            }
        }
    }
    IJavaElementDelta[] affectedChildren = delta.getAffectedChildren();
    for (int i = 0; i < affectedChildren.length; i++) {
        int kind = affectedChildren[i].getKind();
        if (kind == IJavaElementDelta.ADDED || kind == IJavaElementDelta.REMOVED) {
            count++;
        }
    }

    if (count > 1) {
        // more than one child changed, refresh from here downwards
        if (element instanceof IPackageFragment) {
            // a package fragment might become non empty refresh from the parent
            IJavaElement parent = (IJavaElement) internalGetParent(element);
            // 1GE8SI6: ITPJUI:WIN98 - Rename is not shown in Packages View
            // avoid posting a refresh to an invisible parent
            if (element.equals(fInput)) {
                postRefresh(element, ORIGINAL, element, runnables);
            } else {
                postRefresh(parent, PARENT, element, runnables);
            }
        } else if (element instanceof IPackageFragmentRoot) {
            Object toRefresh = internalGetParent(element);
            postRefresh(toRefresh, ORIGINAL, toRefresh, runnables);
        } else {
            postRefresh(element, ORIGINAL, element, runnables);
        }
        return;
    }
    if (resourceDeltas != null) {
        for (int i = 0; i < resourceDeltas.length; i++) {
            if (processResourceDelta(resourceDeltas[i], element, runnables)) {
                return; // early return, element got refreshed
            }
        }
    }
    for (int i = 0; i < affectedChildren.length; i++) {
        if (processDelta(affectedChildren[i], runnables)) {
            return; // early return, element got refreshed
        }
    }
}