Example usage for org.eclipse.jdt.internal.core JavaElement getChildren

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core JavaElement getChildren.

Prototype

public IJavaElement[] getChildren() throws JavaModelException 

Source Link

Usage

From source file:edu.buffalo.cse.green.editor.model.commands.AddJavaElementCommand.java

License:Open Source License

private ArrayList getAncestors(JavaElement t) throws JavaModelException {
    IJavaElement[] children = t.getChildren();
    int size = children.length;
    ArrayList list = new ArrayList(size);
    for (int i = 0; i < size; ++i) {
        JavaElement elt = (JavaElement) children[i];
        if (elt.getElementType() == IJavaElement.TYPE) {
            list.add(elt);//from  w  w  w  .  ja va2 s. c  o m
            list.addAll(getAncestors(elt));
        }
    }
    return list;
}

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From source file:org.eclipse.contribution.xref.internal.ui.providers.XReferenceContentProvider.java

License:Open Source License

private boolean addChildren(TreeParent parent, JavaElement je, IXReferenceAdapter xreferenceAdapter) {
    boolean hasChildren = false;
    try {//from ww  w.j  av  a  2  s.c o  m
        IJavaElement[] extra = xreferenceAdapter.getExtraChildren(je);
        List l = new ArrayList();
        IJavaElement[] children = je.getChildren();
        for (int i = 0; i < children.length; i++) {
            l.add(children[i]);
        }
        if (extra != null) {
            for (int i = 0; i < extra.length; i++) {
                l.add(extra[i]);
            }
        }
        children = (IJavaElement[]) l.toArray(new IJavaElement[] {});
        for (int i = 0; i < children.length; i++) {
            IJavaElement child = children[i];
            IAdaptable a = child;
            IXReferenceAdapter xrefAdapterChild = null;
            if (a != null) {
                xrefAdapterChild = (IXReferenceAdapter) a.getAdapter(IXReferenceAdapter.class);
            }
            if (xrefAdapterChild != null) {
                TreeParent childNode = new TreeParent(xrefAdapterChild.toString());
                childNode.setData(xrefAdapterChild.getReferenceSource());
                Collection xrc = xrefAdapterChild.getXReferences();
                if (!xrc.isEmpty()) {
                    parent.addChild(childNode);
                    addXReferencesToTree(childNode, xrc);
                    JavaElement subJe = (JavaElement) child;
                    hasChildren = true;

                    if ((xreferenceAdapter.getExtraChildren(subJe) != null
                            && xreferenceAdapter.getExtraChildren(subJe).length > 0)
                            || subJe.getChildren().length > 0) {
                        addChildren(childNode, subJe, xreferenceAdapter);
                    }

                } else {
                    JavaElement subJe = (JavaElement) child;
                    if (addChildren(childNode, subJe, xreferenceAdapter)) {
                        parent.addChild(childNode);
                        hasChildren = true;
                    }
                }
            }
        }
    } catch (JavaModelException e) {
        // don't care about this exception
    }
    return hasChildren;
}

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