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