api/src/main/java/javax/faces/component/_UISelectItem.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package javax.faces.component;

import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFComponent;
import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFProperty;

/**
 * This tag associates a single SelectItem with the nearest
 * parent UIComponent. The item represents a single option
 * for a component such as an h:selectBooleanCheckbox or h:selectOneMenu.
 * See also component selectItems.
 * <p>
 * Unless otherwise specified, all attributes accept static values 
 * or EL expressions.
 * </p>
 * <p>
 * UISelectItem should be nestetd inside a UISelectMany or UISelectOne component,
 * and results in  the addition of a SelectItem instance to the list of available options
 * for the parent component
 * </p>
 */
@JSFComponent
(clazz = "javax.faces.component.UISelectItem",template=true,
 name = "f:selectItem",
 tagClass = "org.apache.myfaces.taglib.core.SelectItemTag",
 bodyContent = "empty")
abstract class _UISelectItem extends UIComponentBase
{

  static public final String COMPONENT_FAMILY =
    "javax.faces.SelectItem";
  static public final String COMPONENT_TYPE =
    "javax.faces.SelectItem";

  /**
   * Disable this property; although this class extends a base-class that
   * defines a read/write rendered property, this particular subclass
   * does not support setting it. Yes, this is broken OO design: direct
   * all complaints to the JSF spec group.
   */
  @JSFProperty(tagExcluded=true)
  public void setRendered(boolean state) {
      super.setRendered(state);
      //call parent method due TCK problems
      //throw new UnsupportedOperationException();
  }
  
  /**
   * The initial value of this component.
   *
   * @return  the new value value
   */
  @JSFProperty
  public abstract Object getValue();

  /**
   * Determine whether this item can be chosen by the user.
   * When true, this item cannot be chosen by the user. If this method is
   * ever called, then any EL-binding for the disabled property will be ignored.
   *
   * @return  the new itemDisabled value
   */
  @JSFProperty(defaultValue="false")
  public abstract boolean isItemDisabled();

  /**
   * The escape setting for the label of this selection item.
   *
   * @return  the new itemEscaped value
   */
  @JSFProperty(defaultValue="false", jspName="escape")
  public abstract boolean isItemEscaped();

  /**
   * For use in development tools.
   *
   * @return  the new itemDescription value
   */
  @JSFProperty
  public abstract String getItemDescription();

  /**
   * The string which will be presented to the user for this option.
   *
   * @return  the new itemLabel value
   */
  @JSFProperty
  public abstract String getItemLabel();

  /**
   * The value for this Item.
   *
   * @return  the new itemValue value
   */
  @JSFProperty
  public abstract Object getItemValue();

}