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The public API classes of the Apache MyFaces CORE JSF-2.2 project

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/*
 * 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 javax.faces.context.FacesContext;
import javax.faces.el.ValueBinding;

/**
 * A component representing a single option that the user can choose.
 * 

* The option attributes can either be defined directly on this component * (via the itemValue, itemLabel, itemDescription properties) or the value * property can reference a SelectItem object (directly or via an EL expression). *

* The value expression (if defined) is read-only; the parent select component * will have a value attribute specifying where the value for the chosen * selection will be stored. * * See Javadoc of JSF Specification * * @author Manfred Geiler (latest modification by $Author: grantsmith $) * @version $Revision: 482726 $ $Date: 2006-12-05 19:02:43 +0100 (Di, 05 Dez 2006) $ */ public class UISelectItem extends UIComponentBase { //------------------ GENERATED CODE BEGIN (do not modify!) -------------------- public static final String COMPONENT_TYPE = "javax.faces.SelectItem"; public static final String COMPONENT_FAMILY = "javax.faces.SelectItem"; private static final boolean DEFAULT_ITEMDISABLED = false; private String _itemDescription = null; private Boolean _itemDisabled = null; private String _itemLabel = null; private Object _itemValue = null; private Object _value = null; public UISelectItem() { } public String getFamily() { return COMPONENT_FAMILY; } public void setItemDescription(String itemDescription) { _itemDescription = itemDescription; } /** * For use in development tools. *

* Q: what use is an EL expression for this??? */ public String getItemDescription() { if (_itemDescription != null) return _itemDescription; ValueBinding vb = getValueBinding("itemDescription"); return vb != null ? _ComponentUtils.getStringValue(getFacesContext(), vb) : null; } /** * 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. */ public void setItemDisabled(boolean itemDisabled) { _itemDisabled = Boolean.valueOf(itemDisabled); } /** * Determine whether this item can be chosen by the user. */ public boolean isItemDisabled() { if (_itemDisabled != null) return _itemDisabled.booleanValue(); ValueBinding vb = getValueBinding("itemDisabled"); Boolean v = vb != null ? (Boolean)vb.getValue(getFacesContext()) : null; return v != null ? v.booleanValue() : DEFAULT_ITEMDISABLED; } public void setItemLabel(String itemLabel) { _itemLabel = itemLabel; } /** * Get the string which will be presented to the user for this option. */ public String getItemLabel() { if (_itemLabel != null) return _itemLabel; ValueBinding vb = getValueBinding("itemLabel"); return vb != null ? _ComponentUtils.getStringValue(getFacesContext(), vb) : null; } public void setItemValue(Object itemValue) { _itemValue = itemValue; } public Object getItemValue() { if (_itemValue != null) return _itemValue; ValueBinding vb = getValueBinding("itemValue"); return vb != null ? vb.getValue(getFacesContext()) : null; } public void setValue(Object value) { _value = value; } public Object getValue() { if (_value != null) return _value; ValueBinding vb = getValueBinding("value"); return vb != null ? vb.getValue(getFacesContext()) : null; } public Object saveState(FacesContext context) { Object values[] = new Object[6]; values[0] = super.saveState(context); values[1] = _itemDescription; values[2] = _itemDisabled; values[3] = _itemLabel; values[4] = _itemValue; values[5] = _value; return values; } public void restoreState(FacesContext context, Object state) { Object values[] = (Object[])state; super.restoreState(context, values[0]); _itemDescription = (String)values[1]; _itemDisabled = (Boolean)values[2]; _itemLabel = (String)values[3]; _itemValue = values[4]; _value = values[5]; } //------------------ GENERATED CODE END --------------------------------------- }





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