001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.myfaces.tobago.component;
021    
022    import static org.apache.myfaces.tobago.TobagoConstants.ATTR_FREQUENCY;
023    import static org.apache.myfaces.tobago.TobagoConstants.ATTR_UPDATE;
024    
025    import javax.faces.component.UIComponentBase;
026    import javax.faces.context.FacesContext;
027    import javax.faces.el.ValueBinding;
028    
029    /*
030     * Date: 28.05.2006
031     * Time: 21:57:46
032     */
033    public class UIReload extends UIComponentBase {
034      public static final String COMPONENT_TYPE = "org.apache.myfaces.tobago.Reload";
035      public static final String COMPONENT_FAMILY = "org.apache.myfaces.tobago.Reload";
036    
037      private Integer frequency;
038    
039      private Boolean update;
040    
041      private Boolean immediate;
042    
043      public Object saveState(FacesContext context) {
044        Object[] values = new Object[4];
045        values[0] = super.saveState(context);
046        values[1] = frequency;
047        values[2] = update;
048        values[3] = immediate;
049        return values;
050      }
051    
052      public void restoreState(FacesContext context, Object savedState) {
053        Object[] values = (Object[]) savedState;
054        super.restoreState(context, values[0]);
055        frequency = (Integer) values[1];
056        update = (Boolean) values[2];
057        immediate = (Boolean) values[3];
058      }
059    
060      public int getFrequency() {
061        if (frequency != null) {
062          return frequency;
063        }
064        ValueBinding vb = getValueBinding(ATTR_FREQUENCY);
065        Integer value = null;
066        if (vb != null) {
067          value = (Integer) vb.getValue(getFacesContext());
068        }
069        if (value != null) {
070          return value;
071        } else {
072          return 5000;
073        }
074      }
075    
076      public void setFrequency(int frequency) {
077        this.frequency = frequency;
078      }
079    
080      public void setUpdate(boolean update) {
081        this.update = update;
082      }
083    
084      public boolean getUpdate() {
085        if (update != null) {
086          return update;
087        }
088        ValueBinding vb = getValueBinding(ATTR_UPDATE);
089        Boolean value = null;
090        if (vb != null) {
091          value = (Boolean) vb.getValue(getFacesContext());
092        }
093        if (value != null) {
094          return value;
095        } else {
096          return true;
097        }
098      }
099    
100      public void setImmediate(boolean immediate) {
101        this.immediate = immediate;
102      }
103    
104      public boolean isImmediate() {
105        if (immediate != null) {
106          return immediate;
107        }
108        ValueBinding vb = getValueBinding("immediate");
109        Boolean value = null;
110        if (vb != null) {
111          value = (Boolean) vb.getValue(getFacesContext());
112        }
113        if (value != null) {
114          return value;
115        } else {
116          return false;
117        }
118      }
119    
120      public String getFamily() {
121        return COMPONENT_FAMILY;
122      }
123    }