public static UIComponent addPersistent(
      FacesContext context,
      ServletRequest req,
      UIComponent parent,
      ValueExpression binding,
      Class childClass)
      throws Exception {
    if (context == null) context = FacesContext.getCurrentInstance();

    if (parent == null) {
      UIComponentClassicTagBase parentTag =
          (UIComponentClassicTagBase) req.getAttribute("caucho.jsf.parent");

      parent = parentTag.getComponentInstance();

      BodyContent body = parentTag.getBodyContent();

      addVerbatim(parent, body);
    }

    UIComponent child = null;

    if (binding != null) child = (UIComponent) binding.getValue(context.getELContext());

    if (child == null) {
      child = (UIComponent) childClass.newInstance();

      // jsf/3251
      if (binding != null) binding.setValue(context.getELContext(), child);
    }

    if (parent != null) parent.getChildren().add(child);

    return child;
  }
  public static UIComponent addFacet(
      FacesContext context,
      ServletRequest req,
      UIComponent parent,
      String facetName,
      ValueExpression binding,
      Class childClass)
      throws Exception {
    if (context == null) context = FacesContext.getCurrentInstance();

    if (parent == null) {
      UIComponentClassicTagBase parentTag =
          (UIComponentClassicTagBase) req.getAttribute("caucho.jsf.parent");

      parent = parentTag.getComponentInstance();
    }

    UIComponent child = null;

    if (binding != null) child = (UIComponent) binding.getValue(context.getELContext());

    if (child == null) child = (UIComponent) childClass.newInstance();

    if (parent != null) parent.getFacets().put(facetName, child);

    if (binding != null) binding.setValue(context.getELContext(), child);

    return child;
  }
Пример #3
0
  private void doSetBindings(ELContext elContext, UIComponent component) {
    if (component == null) return;

    ValueExpression binding = component.getValueExpression("binding");

    if (binding != null) binding.setValue(elContext, component);

    Iterator<UIComponent> iter = component.getFacetsAndChildren();
    while (iter.hasNext()) doSetBindings(elContext, iter.next());
  }
Пример #4
0
 static final String evalString(ValueExpression expr, FacesContext context) {
   try {
     return (String) expr.getValue(context.getELContext());
   } catch (ELException e) {
     throw new FacesException(e);
   }
 }
Пример #5
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 static final int evalInt(ValueExpression expr, FacesContext context) {
   try {
     return (Integer) expr.getValue(context.getELContext());
   } catch (ELException e) {
     throw new FacesException(e);
   }
 }
Пример #6
0
  static final boolean evalBoolean(ValueExpression expr, FacesContext context) {
    try {
      Object value = expr.getValue(context.getELContext());

      if (value == null) return false;
      else if (value instanceof Boolean) return ((Boolean) value).booleanValue();
      else if (value instanceof String) return "true".equalsIgnoreCase((String) value);
      else return false;
    } catch (ELException e) {
      throw new FacesException(e);
    }
  }
Пример #7
0
  private void printComponentTree(
      PrintWriter out, String errorId, FacesContext context, UIComponent comp, int depth) {
    for (int i = 0; i < depth; i++) out.print(' ');

    boolean isError = false;
    if (errorId != null && errorId.equals(comp.getClientId(context))) {
      isError = true;
      out.print("<span style='color:red'>");
    }

    out.print("&lt;" + comp.getClass().getSimpleName());
    if (comp.getId() != null) out.print(" id=\"" + comp.getId() + "\"");

    for (Method method : comp.getClass().getMethods()) {
      if (!method.getName().startsWith("get") && !method.getName().startsWith("is")) continue;
      else if (method.getParameterTypes().length != 0) continue;

      String name;

      if (method.getName().startsWith("get")) name = method.getName().substring(3);
      else if (method.getName().startsWith("is")) name = method.getName().substring(2);
      else continue;

      // XXX: getURL
      name = Character.toLowerCase(name.charAt(0)) + name.substring(1);

      ValueExpression expr = comp.getValueExpression(name);

      Class type = method.getReturnType();

      if (expr != null) {
        out.print(" " + name + "=\"" + expr.getExpressionString() + "\"");
      } else if (method.getDeclaringClass().equals(UIComponent.class)
          || method.getDeclaringClass().equals(UIComponentBase.class)) {
      } else if (name.equals("family")) {
      } else if (String.class.equals(type)) {
        try {
          Object value = method.invoke(comp);

          if (value != null) out.print(" " + name + "=\"" + value + "\"");
        } catch (Exception e) {
        }
      }
    }

    int facetCount = comp.getFacetCount();
    int childCount = comp.getChildCount();

    if (facetCount == 0 && childCount == 0) {
      out.print("/>");

      if (isError) out.print("</span>");

      out.println();
      return;
    }
    out.println(">");

    if (isError) out.print("</span>");

    for (int i = 0; i < childCount; i++) {
      printComponentTree(out, errorId, context, comp.getChildren().get(i), depth + 1);
    }

    for (int i = 0; i < depth; i++) out.print(' ');

    if (isError) out.print("<span style='color:red'>");

    out.println("&lt;/" + comp.getClass().getSimpleName() + ">");

    if (isError) out.print("</span>");
  }
Пример #8
0
 static Object saveWithType(ValueExpression expr, FacesContext context) {
   if (expr != null) {
     return new Object[] {expr.getExpressionString(), expr.getExpectedType()};
   } else return null;
 }
Пример #9
0
 static String save(ValueExpression expr, FacesContext context) {
   if (expr != null) return expr.getExpressionString();
   else return null;
 }