Source Code Cross Referenced for UIForm.java in  » EJB-Server-resin-3.1.5 » jsf » javax » faces » component » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server resin 3.1.5 » jsf » javax.faces.component 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
003:         *
004:         * This file is part of Resin(R) Open Source
005:         *
006:         * Each copy or derived work must preserve the copyright notice and this
007:         * notice unmodified.
008:         *
009:         * Resin Open Source is free software; you can redistribute it and/or modify
010:         * it under the terms of the GNU General Public License version 2
011:         * as published by the Free Software Foundation.
012:         *
013:         * Resin Open Source is distributed in the hope that it will be useful,
014:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
015:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
016:         * of NON-INFRINGEMENT.  See the GNU General Public License for more
017:         * details.
018:         *
019:         * You should have received a copy of the GNU General Public License
020:         * along with Resin Open Source; if not, write to the
021:         *
022:         *   Free Software Foundation, Inc.
023:         *   59 Temple Place, Suite 330
024:         *   Boston, MA 02111-1307  USA
025:         *
026:         * @author Scott Ferguson
027:         */
028:
029:        package javax.faces.component;
030:
031:        import java.util.*;
032:
033:        import javax.el.*;
034:        import javax.faces.context.*;
035:        import javax.faces.convert.*;
036:
037:        public class UIForm extends UIComponentBase implements  NamingContainer {
038:            public static final String COMPONENT_FAMILY = "javax.faces.Form";
039:            public static final String COMPONENT_TYPE = "javax.faces.Form";
040:
041:            private static final HashMap<String, PropEnum> _propMap = new HashMap<String, PropEnum>();
042:
043:            private Boolean _isPrependId;
044:            private ValueExpression _isPrependIdExpr;
045:
046:            private boolean _isSubmitted;
047:
048:            public UIForm() {
049:                setRendererType("javax.faces.Form");
050:            }
051:
052:            /**
053:             * Returns the component family, used to select the renderer.
054:             */
055:            public String getFamily() {
056:                return COMPONENT_FAMILY;
057:            }
058:
059:            //
060:            // properties
061:            //
062:
063:            public boolean isPrependId() {
064:                if (_isPrependId != null)
065:                    return _isPrependId;
066:                else if (_isPrependIdExpr != null)
067:                    return Util
068:                            .evalBoolean(_isPrependIdExpr, getFacesContext());
069:                else
070:                    return true;
071:            }
072:
073:            public void setPrependId(boolean value) {
074:                _isPrependId = value;
075:            }
076:
077:            /**
078:             * Returns the value expression with the given name.
079:             */
080:            @Override
081:            public ValueExpression getValueExpression(String name) {
082:                if ("prependId".equals(name)) {
083:                    return _isPrependIdExpr;
084:                } else
085:                    return super .getValueExpression(name);
086:            }
087:
088:            /**
089:             * Sets the value expression with the given name.
090:             */
091:            @Override
092:            public void setValueExpression(String name, ValueExpression expr) {
093:                if ("prependId".equals(name)) {
094:                    if (expr != null && expr.isLiteralText()) {
095:                        _isPrependId = Util.booleanValueOf(expr.getValue(null));
096:                        return;
097:                    } else
098:                        _isPrependIdExpr = expr;
099:                }
100:
101:                super .setValueExpression(name, expr);
102:            }
103:
104:            //
105:            // render properties
106:            //
107:
108:            public boolean isSubmitted() {
109:                return _isSubmitted;
110:            }
111:
112:            public void setSubmitted(boolean isSubmitted) {
113:                _isSubmitted = isSubmitted;
114:            }
115:
116:            /**
117:             * @Since 1.2
118:             */
119:            @Override
120:            public String getContainerClientId(FacesContext context) {
121:                if (isPrependId())
122:                    return getClientId(context);
123:                else {
124:                    for (UIComponent comp = getParent(); comp != null; comp = comp
125:                            .getParent()) {
126:                        if (comp instanceof  NamingContainer)
127:                            return comp.getContainerClientId(context);
128:                    }
129:
130:                    return null;
131:                }
132:            }
133:
134:            //
135:            // decode
136:            //
137:
138:            /**
139:             * Recursively calls the decodes for any children, then calls
140:             * decode().
141:             */
142:            public void processDecodes(FacesContext context) {
143:                if (context == null)
144:                    throw new NullPointerException();
145:
146:                if (!isRendered())
147:                    return;
148:
149:                decode(context);
150:
151:                if (isSubmitted()) {
152:                    Iterator iter = getFacetsAndChildren();
153:                    while (iter.hasNext()) {
154:                        UIComponent child = (UIComponent) iter.next();
155:
156:                        child.processDecodes(context);
157:                    }
158:                }
159:            }
160:
161:            //
162:            // validators
163:            //
164:
165:            /**
166:             * Recursively calls the validators for any children, then calls
167:             * decode().
168:             */
169:            public void processValidators(FacesContext context) {
170:                if (context == null)
171:                    throw new NullPointerException();
172:
173:                if (isSubmitted()) {
174:                    super .processValidators(context);
175:                }
176:            }
177:
178:            //
179:            // updates
180:            //
181:
182:            /**
183:             * Recursively calls the updates for any children, then calls
184:             * update().
185:             */
186:            @Override
187:            public void processUpdates(FacesContext context) {
188:                if (context == null)
189:                    throw new NullPointerException();
190:
191:                if (isSubmitted()) {
192:                    super .processUpdates(context);
193:                }
194:            }
195:
196:            //
197:            // state
198:            //
199:
200:            public Object saveState(FacesContext context) {
201:                return new Object[] { super .saveState(context), _isPrependId, };
202:            }
203:
204:            public void restoreState(FacesContext context, Object value) {
205:                Object[] state = (Object[]) value;
206:
207:                super .restoreState(context, state[0]);
208:
209:                _isPrependId = (Boolean) state[1];
210:            }
211:
212:            //
213:            // private helpers
214:            //
215:
216:            private static enum PropEnum {
217:                PREPEND_ID,
218:            }
219:
220:            static {
221:                _propMap.put("prependId", PropEnum.PREPEND_ID);
222:            }
223:        }
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