plugins/org.apache.geronimo.st.v21.ui/src/main/java/org/apache/geronimo/st/v21/ui/sections/GBeanSection.java [45:214]:
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public class GBeanSection extends AbstractTreeSection {

    public GBeanSection(JAXBElement plan, List gbeans, Composite parent,
	    FormToolkit toolkit, int style) {
	super(plan, parent, toolkit, style);
	this.objectContainer = gbeans;
	createClient();
    }

    @Override
    public String getTitle() {
	return CommonMessages.editorSectionGBeanTitle;
    }

    @Override
    public String getDescription() {
	return CommonMessages.editorSectionGBeanDescription;
    }

    @Override
    public Wizard getWizard() {
	return new GBeanWizard(this);
    }

    @Override
    public Class getTableEntryObjectType() {
	return Gbean.class;
    }

    @Override
    protected void activateAddButton() {
	if (tree.getSelectionCount() == 0
		|| tree.getSelection()[0].getParentItem() == null) {
	    addButton.setEnabled(true);
	} else {
	    addButton.setEnabled(false);
	}
    }

    public Gbean getSelectedObject() {
	if (tree.getSelection().length == 0) {
	    return null;
	}
	return (Gbean) ((JAXBElement) tree.getSelection()[0].getData())
		.getValue();
    }

    @Override
    public void removeItem(Object anItem) {
	JAXBElement element = (JAXBElement) tree.getSelection()[0].getData();
	Object object = element.getValue();
	if (Gbean.class.isInstance(object)) {
	    objectContainer.remove(anItem);
	} else {
	    Gbean gbean = (Gbean) ((JAXBElement) tree.getSelection()[0]
		    .getParentItem().getData()).getValue();
	    gbean.getAttributeOrXmlAttributeOrReference().remove(element);
	}
    }

    @Override
    public Object getInput() {
	if (objectContainer != null) {
	    return objectContainer;
	}
	return super.getInput();
    }

    protected void notifyOthers() {
	notifySecurityRealmSectionToRefresh();
    }

    /*
     * After add, remove, edit ext-module, notify the dbpoolSection to refresh.
     * If the connectorpage has not been initialized,then catch a
     * NullPointerException and just ignore it.
     */
    private void notifySecurityRealmSectionToRefresh() {
	try {
	    DeploymentPage deploymentPage = (DeploymentPage) this
		    .getManagedForm().getContainer();
	    FormEditor editor = deploymentPage.getEditor();
	    IFormPart[] parts = editor.findPage("securitypage")
		    .getManagedForm().getParts();
	    SecurityRealmSection securityRealmSection = null;
	    for (IFormPart part : parts) {
		if (SecurityRealmSection.class.isInstance(part)) {
		    securityRealmSection = (SecurityRealmSection) part;
		}
	    }
	    securityRealmSection.getViewer().refresh();
	} catch (NullPointerException e) {
	    // Ignore, this exception happens when the connectorpage hasn't been
	    // initialized
	}
    }

    @Override
    public ITreeContentProvider getContentProvider() {
	return new ContentProvider() {
	    @Override
	    public Object[] getElements(Object inputElement) {
		return getChildren(inputElement);
	    }

	    @Override
	    public Object[] getChildren(Object parentElement) {
		if (List.class.isInstance(parentElement)) {
		    return ((List) parentElement).toArray();
		}
		if (JAXBElement.class.isInstance(parentElement)) {
		    Object object = ((JAXBElement) parentElement).getValue();
		    if (Gbean.class.isInstance(object)) {
			Gbean gbean = (Gbean) object;
			return gbean.getAttributeOrXmlAttributeOrReference()
				.toArray();
		    }
		}
		return new String[] {};
	    }
	};
    }

    @Override
    public ILabelProvider getLabelProvider() {
    return new LabelProvider() {
        @Override
        public String getText(Object element) {
        if (JAXBElement.class.isInstance(element)) {
            Object object = ((JAXBElement) element).getValue();
            if (Gbean.class.isInstance(object)) {
            Gbean gbean = (Gbean) object;
            return Messages.gbean + ": " + Messages.name + " =\"" + gbean.getName() +
            	"\", " + Messages.clazz + "\"" + gbean.getClazz() + "\"";

            } else if (Attribute.class.isInstance(object)) {
            Attribute attribute = (Attribute) object;
            return Messages.attribute + Messages.name + " = \"" + attribute.getName() + 
            	"\", " + Messages.type + " = \"" + attribute.getType() + 
            	"\", " + Messages.value + " = \"" + attribute.getValue() + "\"";
            } else if (Pattern.class.isInstance(object)) {
            Pattern dependency = (Pattern) object;
            return Messages.dependency + ": " + Messages.group + " = \"" + dependency.getGroupId() + 
            	"\", " + Messages.artifact + " = \"" + dependency.getArtifactId() + 
            	"\", " + Messages.version +  "= \"" + dependency.getVersion()+ 
            	"\", " + Messages.module +  " = \"" + dependency.getModule()+ 
            	"\", " + Messages.type + " = \"" + dependency.getType()+ 
            	"\", " + Messages.customName + " = \"" + dependency.getCustomFoo() + "\"";
            } else if (Reference.class.isInstance(object)) {
            Reference reference = (Reference) object;
            return Messages.reference + ":" + Messages.name + " = \"" + reference.getName()
                + "\", " + Messages.group + " = \"" + reference.getGroupId()
                + "\", " + Messages.artifact + " = \"" + reference.getArtifactId()
                + "\", " + Messages.version + " = \"" + reference.getVersion()
                + "\", " + Messages.module + " = \"" + reference.getModule()
                + "\", " + Messages.type + " = \"" + reference.getType()
                + "\", " + Messages.customName + " = \"" + reference.getCustomFoo() + "\"";
            }
        }

		return null;
	    }

	    @Override
	    public Image getImage(Object arg0) {
		return Activator.imageDescriptorFromPlugin(
			"org.eclipse.jst.j2ee",
			"icons/full/obj16/accessbean_obj.gif").createImage();
	    }
	};
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plugins/org.apache.geronimo.st.v30.ui/src/main/java/org/apache/geronimo/st/v30/ui/sections/GBeanSection.java [44:213]:
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public class GBeanSection extends AbstractTreeSection {

    public GBeanSection(JAXBElement plan, List gbeans, Composite parent,
        FormToolkit toolkit, int style) {
    super(plan, parent, toolkit, style);
    this.objectContainer = gbeans;
    createClient();
    }

    @Override
    public String getTitle() {
    return CommonMessages.editorSectionGBeanTitle;
    }

    @Override
    public String getDescription() {
    return CommonMessages.editorSectionGBeanDescription;
    }

    @Override
    public Wizard getWizard() {
    return new GBeanWizard(this);
    }

    @Override
    public Class getTableEntryObjectType() {
    return Gbean.class;
    }

    @Override
    protected void activateAddButton() {
    if (tree.getSelectionCount() == 0
        || tree.getSelection()[0].getParentItem() == null) {
        addButton.setEnabled(true);
    } else {
        addButton.setEnabled(false);
    }
    }

    public Gbean getSelectedObject() {
    if (tree.getSelection().length == 0) {
        return null;
    }
    return (Gbean) ((JAXBElement) tree.getSelection()[0].getData())
        .getValue();
    }

    @Override
    public void removeItem(Object anItem) {
    JAXBElement element = (JAXBElement) tree.getSelection()[0].getData();
    Object object = element.getValue();
    if (Gbean.class.isInstance(object)) {
        objectContainer.remove(anItem);
    } else {
        Gbean gbean = (Gbean) ((JAXBElement) tree.getSelection()[0]
            .getParentItem().getData()).getValue();
        gbean.getAttributeOrXmlAttributeOrReference().remove(element);
    }
    }

    @Override
    public Object getInput() {
    if (objectContainer != null) {
        return objectContainer;
    }
    return super.getInput();
    }

    protected void notifyOthers() {
    notifySecurityRealmSectionToRefresh();
    }

    /*
     * After add, remove, edit ext-module, notify the dbpoolSection to refresh.
     * If the connectorpage has not been initialized,then catch a
     * NullPointerException and just ignore it.
     */
    private void notifySecurityRealmSectionToRefresh() {
    try {
        DeploymentPage deploymentPage = (DeploymentPage) this
            .getManagedForm().getContainer();
        FormEditor editor = deploymentPage.getEditor();
        IFormPart[] parts = editor.findPage("securitypage")
            .getManagedForm().getParts();
        SecurityRealmSection securityRealmSection = null;
        for (IFormPart part : parts) {
        if (SecurityRealmSection.class.isInstance(part)) {
            securityRealmSection = (SecurityRealmSection) part;
        }
        }
        securityRealmSection.getViewer().refresh();
    } catch (NullPointerException e) {
        // Ignore, this exception happens when the connectorpage hasn't been
        // initialized
    }
    }

    @Override
    public ITreeContentProvider getContentProvider() {
    return new ContentProvider() {
        @Override
        public Object[] getElements(Object inputElement) {
        return getChildren(inputElement);
        }

        @Override
        public Object[] getChildren(Object parentElement) {
        if (List.class.isInstance(parentElement)) {
            return ((List) parentElement).toArray();
        }
        if (JAXBElement.class.isInstance(parentElement)) {
            Object object = ((JAXBElement) parentElement).getValue();
            if (Gbean.class.isInstance(object)) {
            Gbean gbean = (Gbean) object;
            return gbean.getAttributeOrXmlAttributeOrReference()
                .toArray();
            }
        }
        return new String[] {};
        }
    };
    }

    @Override
    public ILabelProvider getLabelProvider() {
    return new LabelProvider() {
        @Override
        public String getText(Object element) {
        if (JAXBElement.class.isInstance(element)) {
            Object object = ((JAXBElement) element).getValue();
            if (Gbean.class.isInstance(object)) {
            Gbean gbean = (Gbean) object;
            return Messages.gbean + ": " + Messages.name + " =\"" + gbean.getName() +
            	"\", " + Messages.clazz + "\"" + gbean.getClazz() + "\"";

            } else if (Attribute.class.isInstance(object)) {
            Attribute attribute = (Attribute) object;
            return Messages.attribute + Messages.name + " = \"" + attribute.getName() + 
            	"\", " + Messages.type + " = \"" + attribute.getType() + 
            	"\", " + Messages.value + " = \"" + attribute.getValue() + "\"";
            } else if (Pattern.class.isInstance(object)) {
            Pattern dependency = (Pattern) object;
            return Messages.dependency + ": " + Messages.group + " = \"" + dependency.getGroupId() + 
            	"\", " + Messages.artifact + " = \"" + dependency.getArtifactId() + 
            	"\", " + Messages.version +  "= \"" + dependency.getVersion()+ 
            	"\", " + Messages.module +  " = \"" + dependency.getModule()+ 
            	"\", " + Messages.type + " = \"" + dependency.getType()+ 
            	"\", " + Messages.customName + " = \"" + dependency.getCustomFoo() + "\"";
            } else if (Reference.class.isInstance(object)) {
            Reference reference = (Reference) object;
            return Messages.reference + ":" + Messages.name + " = \"" + reference.getName()
                + "\", " + Messages.group + " = \"" + reference.getGroupId()
                + "\", " + Messages.artifact + " = \"" + reference.getArtifactId()
                + "\", " + Messages.version + " = \"" + reference.getVersion()
                + "\", " + Messages.module + " = \"" + reference.getModule()
                + "\", " + Messages.type + " = \"" + reference.getType()
                + "\", " + Messages.customName + " = \"" + reference.getCustomFoo() + "\"";
            }
        }

        return null;
        }

        @Override
        public Image getImage(Object arg0) {
        return Activator.imageDescriptorFromPlugin(
            "org.eclipse.jst.j2ee",
            "icons/full/obj16/accessbean_obj.gif").createImage();
        }
    };
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