TagPluginContextImpl(Node.CustomTag n, PageInfo pageInfo) {
this.node = n;
this.pageInfo = pageInfo;
curNodes = new Node.Nodes();
n.setAtETag(curNodes);
curNodes = new Node.Nodes();
n.setAtSTag(curNodes);
n.setUseTagPlugin(true);
pluginAttributes = new HashMap();
}
/**
* Invoke tag plugin for the given custom tag, if a plugin exists for the custom tag's tag
* handler.
*
* <p>The given custom tag node will be manipulated by the plugin.
*/
private void invokePlugin(Node.CustomTag n) {
TagPlugin tagPlugin = (TagPlugin) tagPlugins.get(n.getTagHandlerClass().getName());
if (tagPlugin == null) {
return;
}
TagPluginContext tagPluginContext = new TagPluginContextImpl(n, pageInfo);
n.setTagPluginContext(tagPluginContext);
tagPlugin.doTag(tagPluginContext);
}
public TagPluginContext getParentContext() {
Node parent = node.getParent();
if (!(parent instanceof Node.CustomTag)) {
return null;
}
return ((Node.CustomTag) parent).getTagPluginContext();
}
private Node.JspAttribute getNodeAttribute(String attribute) {
Node.JspAttribute[] attrs = node.getJspAttributes();
for (int i = 0; attrs != null && i < attrs.length; i++) {
if (attrs[i].getName().equals(attribute)) {
return attrs[i];
}
}
return null;
}
public void generateBody() {
// Since we'll generate the body anyway, this is really a nop,
// except for the fact that it lets us put the Java sources the
// plugins produce in the correct order (w.r.t the body).
curNodes = node.getAtETag();
}
public void dontUseTagPlugin() {
node.setUseTagPlugin(false);
}
public void generateAttribute(String attributeName) {
curNodes.add(new Node.AttributeGenerator(node.getStart(), attributeName, node));
}
public void generateJavaSource(String sourceCode) {
curNodes.add(new Node.Scriptlet(sourceCode, node.getStart(), null));
}
public void generateDeclaration(String id, String text) {
if (pageInfo.isPluginDeclared(id)) {
return;
}
curNodes.add(new Node.Declaration(text, node.getStart(), null));
}
public boolean isScriptless() {
return node.getChildInfo().isScriptless();
}