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 }