| Line | Hits | Source |
|---|---|---|
| 1 | /* | |
| 2 | Chrysalis Web Framework [http://chrysalis.sourceforge.net] | |
| 3 | Copyright (c) 2002, 2003, 2004, Paul Strack | |
| 4 | ||
| 5 | All rights reserved. | |
| 6 | ||
| 7 | Redistribution and use in source and binary forms, with or without | |
| 8 | modification, are permitted provided that the following conditions are met: | |
| 9 | ||
| 10 | 1. Redistributions of source code must retain the above copyright notice, this | |
| 11 | list of conditions and the following disclaimer. | |
| 12 | ||
| 13 | 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 14 | this list of conditions and the following disclaimer in the documentation | |
| 15 | and/or other materials provided with the distribution. | |
| 16 | ||
| 17 | 3. Neither the name of the copyright holder nor the names of its contributors | |
| 18 | may be used to endorse or promote products derived from this software without | |
| 19 | specific prior written permission. | |
| 20 | ||
| 21 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
| 22 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 23 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 24 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
| 25 | ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 26 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 27 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
| 28 | ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 29 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 30 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 | */ | |
| 32 | ||
| 33 | package org.chwf.taglib.jhtml; | |
| 34 | ||
| 35 | import java.io.IOException; | |
| 36 | ||
| 37 | import javax.servlet.http.HttpServletRequest; | |
| 38 | import javax.servlet.http.HttpServletResponse; | |
| 39 | import javax.servlet.jsp.JspException; | |
| 40 | import javax.servlet.jsp.JspWriter; | |
| 41 | ||
| 42 | import org.chwf.taglib.base.ObjectTagSupport; | |
| 43 | ||
| 44 | /** | |
| 45 | * Tag handler for the <code><form></code> tag. | |
| 46 | * | |
| 47 | * @author <a href="mailto:pfstrack@users.sourceforge.net">Paul Strack</a> | |
| 48 | */ | |
| 49 | 122 | public class FormTag extends ObjectTagSupport { |
| 50 | ||
| 51 | /** The form action. */ | |
| 52 | private String action; | |
| 53 | ||
| 54 | /** Whether validations are supported. */ | |
| 55 | private Boolean validations; | |
| 56 | ||
| 57 | /** | |
| 58 | * Clean up data for tag handler reuse and pooling. Should be overridden in | |
| 59 | * tag handler. Subclasses should always invoke their superclass's cleanup | |
| 60 | * method: <code>super.cleanup()</code> | |
| 61 | */ | |
| 62 | public void cleanup() { | |
| 63 | 2 | super.cleanup(); |
| 64 | 2 | this.action = null; |
| 65 | 2 | this.validations = null; |
| 66 | 2 | } |
| 67 | ||
| 68 | /** | |
| 69 | * Sets the action. Required. If using site-relative URI (those beginning | |
| 70 | * with a "/"), do <i>not</i> include the context path. | |
| 71 | * | |
| 72 | * @param action The form action. | |
| 73 | */ | |
| 74 | public void setAction(String action) { | |
| 75 | 4 | if (action.startsWith("/")) { |
| 76 | 1 | HttpServletRequest request = |
| 77 | (HttpServletRequest) pageContext.getRequest(); | |
| 78 | 1 | this.action = request.getContextPath() + action; |
| 79 | } else { | |
| 80 | 3 | this.action = action; |
| 81 | } | |
| 82 | 4 | } |
| 83 | ||
| 84 | /** | |
| 85 | * The form action. | |
| 86 | * | |
| 87 | * @return The form action. | |
| 88 | */ | |
| 89 | public String getAction() { | |
| 90 | 4 | return this.action; |
| 91 | } | |
| 92 | ||
| 93 | /** | |
| 94 | * Calls superclass method. Is present here because of a bug in some servlet | |
| 95 | * engines that requires tag attibute setters to be defined in the tag class | |
| 96 | * itself. | |
| 97 | * | |
| 98 | * @param objectName The object name. | |
| 99 | * @throws JspException For errors. | |
| 100 | */ | |
| 101 | public void setObject(String objectName) throws JspException { | |
| 102 | 92 | super.setObject(objectName); |
| 103 | 91 | } |
| 104 | ||
| 105 | /** | |
| 106 | * Whether validations are supported. | |
| 107 | * | |
| 108 | * @param validations Whether validations are supported. | |
| 109 | */ | |
| 110 | public void setValidations(Boolean validations) { | |
| 111 | 2 | this.validations = validations; |
| 112 | 2 | } |
| 113 | ||
| 114 | /** | |
| 115 | * Whether validations are supported. May be null. | |
| 116 | * | |
| 117 | * @return Whether validations are supported. | |
| 118 | */ | |
| 119 | public Boolean getValidations() { | |
| 120 | 21 | return validations; |
| 121 | } | |
| 122 | ||
| 123 | /** | |
| 124 | * Pass-through attribute. Same meaning as "class" in HTML. | |
| 125 | * | |
| 126 | * @param value The attribute value. | |
| 127 | */ | |
| 128 | public void setStyleClass(String value) { | |
| 129 | 1 | addAttribute("class", value); |
| 130 | 1 | } |
| 131 | ||
| 132 | /** | |
| 133 | * Pass-through attribute. Same meaning as in HTML. | |
| 134 | * | |
| 135 | * @param value The attribute value. | |
| 136 | */ | |
| 137 | public void setId(String value) { | |
| 138 | 1 | addAttribute("id", value); |
| 139 | 1 | } |
| 140 | ||
| 141 | /** | |
| 142 | * Pass-through attribute. Same meaning as in HTML. | |
| 143 | * | |
| 144 | * @param value The attribute value. | |
| 145 | */ | |
| 146 | public void setLang(String value) { | |
| 147 | 1 | addAttribute("lang", value); |
| 148 | 1 | } |
| 149 | ||
| 150 | /** | |
| 151 | * Pass-through attribute. Same meaning as in HTML. | |
| 152 | * | |
| 153 | * @param value The attribute value. | |
| 154 | */ | |
| 155 | public void setStyle(String value) { | |
| 156 | 1 | addAttribute("style", value); |
| 157 | 1 | } |
| 158 | ||
| 159 | /** | |
| 160 | * Pass-through attribute. Same meaning as in HTML. | |
| 161 | * | |
| 162 | * @param value The attribute value. | |
| 163 | */ | |
| 164 | public void setTitle(String value) { | |
| 165 | 1 | addAttribute("title", value); |
| 166 | 1 | } |
| 167 | ||
| 168 | /** | |
| 169 | * Pass-through attribute. Same meaning as in HTML. | |
| 170 | * | |
| 171 | * @param value The attribute value. | |
| 172 | */ | |
| 173 | public void setAccept(String value) { | |
| 174 | 1 | addAttribute("accept", value); |
| 175 | 1 | } |
| 176 | ||
| 177 | /** | |
| 178 | * Pass-through attribute. Same meaning as in HTML. | |
| 179 | * | |
| 180 | * @param value The attribute value. | |
| 181 | */ | |
| 182 | public void setEnctype(String value) { | |
| 183 | 1 | addAttribute("enctype", value); |
| 184 | 1 | } |
| 185 | ||
| 186 | /** | |
| 187 | * Pass-through attribute. Same meaning as in HTML. | |
| 188 | * | |
| 189 | * @param value The attribute value. | |
| 190 | */ | |
| 191 | public void setMethod(String value) { | |
| 192 | 1 | addAttribute("method", value); |
| 193 | 1 | } |
| 194 | ||
| 195 | /** | |
| 196 | * Pass-through attribute. Same meaning as in HTML. | |
| 197 | * | |
| 198 | * @param value The attribute value. | |
| 199 | */ | |
| 200 | public void setName(String value) { | |
| 201 | 1 | addAttribute("name", value); |
| 202 | 1 | } |
| 203 | ||
| 204 | /** | |
| 205 | * Pass-through attribute. Same meaning as in HTML. | |
| 206 | * | |
| 207 | * @param value The attribute value. | |
| 208 | */ | |
| 209 | public void setTarget(String value) { | |
| 210 | 1 | addAttribute("target", value); |
| 211 | 1 | } |
| 212 | ||
| 213 | /** | |
| 214 | * Initialization. Makes "method" attribute default to "post". | |
| 215 | * | |
| 216 | * @throws JspException For errors. | |
| 217 | */ | |
| 218 | public void init() throws JspException { | |
| 219 | 2 | super.init(); |
| 220 | 2 | if (getAttribute("method") == null) { |
| 221 | 2 | addAttribute("method", "post"); |
| 222 | } | |
| 223 | 2 | } |
| 224 | ||
| 225 | /** | |
| 226 | * Initializes form data and prints open tag. | |
| 227 | * | |
| 228 | * @return EVAL_BODY_INCLUDE | |
| 229 | * @throws JspException If object not defined. | |
| 230 | * @throws IOException For write errors. | |
| 231 | */ | |
| 232 | public int doStart() throws IOException, JspException { | |
| 233 | 1 | storeDefaultObject(findObject()); |
| 234 | 1 | JspWriter out = pageContext.getOut(); |
| 235 | 1 | out.print("<form action='"); |
| 236 | 1 | out.print(getActionURL()); |
| 237 | 1 | out.print("'"); |
| 238 | 1 | printAttributes(); |
| 239 | 1 | out.print(">"); |
| 240 | 1 | return EVAL_BODY_INCLUDE; |
| 241 | } | |
| 242 | ||
| 243 | /** | |
| 244 | * Prints close tag. | |
| 245 | * | |
| 246 | * @return EVAL_PAGE | |
| 247 | * @throws IOException For write errors. | |
| 248 | */ | |
| 249 | public int doEnd() throws IOException { | |
| 250 | 1 | pageContext.getOut().print("</form>"); |
| 251 | 1 | return EVAL_PAGE; |
| 252 | } | |
| 253 | ||
| 254 | /** | |
| 255 | * Derive action URL by prepending context-path and URL-rewriting. | |
| 256 | * | |
| 257 | * @return The final action URL. | |
| 258 | */ | |
| 259 | private String getActionURL() { | |
| 260 | 1 | String action = getAction(); |
| 261 | 1 | if (action.charAt(0) == '/') { |
| 262 | 0 | HttpServletRequest request = |
| 263 | (HttpServletRequest) pageContext.getRequest(); | |
| 264 | 0 | action = request.getContextPath() + action; |
| 265 | } | |
| 266 | 1 | HttpServletResponse response = |
| 267 | (HttpServletResponse) pageContext.getResponse(); | |
| 268 | 1 | action = response.encodeURL(action); |
| 269 | 1 | return action; |
| 270 | } | |
| 271 | } |
|
this report was generated by version 1.0.5 of jcoverage. |
copyright © 2003, jcoverage ltd. all rights reserved. |