@Override
protected List<Object> getKeys() {
List<Object> keys = new ArrayList<Object>();
List<IConfigurationElement> proxyElements =
ToolchainExtensions.getInstance().findExplorerProxyNodes(element);
List<IConfigurationElement> children = new ArrayList<IConfigurationElement>();
Collections.addAll(children, element.getChildren());
for (IConfigurationElement proxy : proxyElements) {
Collections.addAll(children, proxy.getChildren());
}
for (IConfigurationElement el : children) {
if (ToolchainExtensions.NODE_EXTENSION_NAME.equals(el.getName())) {
keys.add(new Key(el, null));
}
if (ToolchainExtensions.NODE_RESOURCE_EXTENSION_NAME.equals(el.getName())) {
keys.add(new Key(el, null));
}
if (ToolchainExtensions.NODE_DYNAMIC_EXTENSION_NAME.equals(el.getName())) {
try {
IExplorerContentRetriever contentRetriever = contentRetrievers.get(el);
if (contentRetriever == null) {
contentRetriever = (IExplorerContentRetriever) el.createExecutableExtension("class");
contentRetriever.initialize(el.getAttribute("id"), getNode().getContext());
contentRetriever.addPropertyChangeListener(contentRetrieverListener);
contentRetrievers.put(el, contentRetriever);
}
if (contentRetriever != null) {
List<Object> contentList = contentRetriever.getChildren();
if (contentList.isEmpty()) {
String emptyNodeID = el.getAttribute("empty");
if (emptyNodeID != null && !emptyNodeID.isEmpty()) {
keys.add(new Key(el, null));
}
} else {
for (Object content : contentList) {
keys.add(new Key(el, content));
}
}
}
} catch (CoreException e) {
e.printStackTrace();
}
}
}
return keys;
}
@Override
public IExplorerNode getChild(Object key) {
IConfigurationElement el = ((Key) key).element;
Object value = ((Key) key).value;
IExplorerNode node = null;
if (ToolchainExtensions.NODE_EXTENSION_NAME.equals(el.getName())) {
IExplorerNodeChildren children = new ConfigurationElementNodeChildren(el);
node = new ConfigurationElementNode(getNode().getContext(), el, children);
}
if (ToolchainExtensions.NODE_RESOURCE_EXTENSION_NAME.equals(el.getName())) {
IExplorerNodeChildren children = new ConfigurationElementNodeChildren(el);
node = new ConfigurationElementEditorNode(getNode().getContext(), el, children);
}
if (ToolchainExtensions.NODE_DYNAMIC_EXTENSION_NAME.equals(el.getName())) {
if (value == null) {
String empty = el.getAttribute("empty");
IConfigurationElement emptyElement =
ToolchainExtensions.getInstance().findNodeElement(empty);
if (emptyElement != null) {
ExplorerNodeChildren children = new ConfigurationElementNodeChildren(emptyElement);
node = getChild(new Key(emptyElement, children));
}
}
ExplorerNodeChildren children = new ConfigurationElementNodeChildren(el);
if (value instanceof IEditorInputResource) {
node =
new AlternativeNode(
getNode().getContext(),
el.getAttribute("editor"),
(IEditorInputResource) value,
children);
}
if (value instanceof IFile) {
node = new AlternativeResourceNode(getNode().getContext(), (IFile) value);
}
if (value instanceof IProject) {
node =
new ConfigurationElementResourceNode(
getNode().getContext(), el, (IResource) value, children);
node.setName(((IProject) value).getName());
}
}
return node;
}