/*
* $Id: ELJavascriptValidatorTag.java 471754 2006-11-06 14:55:09Z husted $
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.strutsel.taglib.html;
import org.apache.struts.taglib.html.JavascriptValidatorTag;
import org.apache.strutsel.taglib.utils.EvalHelper;
import javax.servlet.jsp.JspException;
/**
* Custom tag that generates JavaScript for client side validation based on
* the validation rules loaded by the <code>ValidatorPlugIn</code> defined in
* the struts-config.xml file. <p> This class is a subclass of the class
* <code>org.apache.struts.taglib.html.JavascriptValidatorTag</code> which
* provides most of the described functionality. This subclass allows all
* attribute values to be specified as expressions utilizing the JavaServer
* Pages Standard Library expression language.
*
* @version $Rev: 471754 $
*/
public class ELJavascriptValidatorTag extends JavascriptValidatorTag {
/**
* Instance variable mapped to "cdata" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String cdataExpr;
/**
* Instance variable mapped to "dynamicJavascript" tag attribute. (Mapping
* set in associated BeanInfo class.)
*/
private String dynamicJavascriptExpr;
/**
* Instance variable mapped to "formName" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String formNameExpr;
/**
* Instance variable mapped to "method" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String methodExpr;
/**
* Instance variable mapped to "page" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String pageExpr;
/**
* Instance variable mapped to "scriptLanguage" tag attribute. (Mapping
* set in associated BeanInfo class.)
*/
private String scriptLanguageExpr;
/**
* Instance variable mapped to "src" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String srcExpr;
/**
* Instance variable mapped to "staticJavascript" tag attribute. (Mapping
* set in associated BeanInfo class.)
*/
private String staticJavascriptExpr;
/**
* Instance variable mapped to "htmlComment" tag attribute. (Mapping set
* in associated BeanInfo class.)
*/
private String htmlCommentExpr;
/**
* Instance variable mapped to "bundle" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
private String bundleExpr;
/**
* Getter method for "cdata" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getCdataExpr() {
return (cdataExpr);
}
/**
* Getter method for "dynamicJavascript" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public String getDynamicJavascriptExpr() {
return (dynamicJavascriptExpr);
}
/**
* Getter method for "formName" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getFormNameExpr() {
return (formNameExpr);
}
/**
* Getter method for "method" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getMethodExpr() {
return (methodExpr);
}
/**
* Getter method for "page" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getPageExpr() {
return (pageExpr);
}
/**
* Getter method for "scriptLanguage" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public String getScriptLanguageExpr() {
return (scriptLanguageExpr);
}
/**
* Getter method for "src" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getSrcExpr() {
return (srcExpr);
}
/**
* Getter method for "staticJavascript" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public String getStaticJavascriptExpr() {
return (staticJavascriptExpr);
}
/**
* Getter method for "htmlComment" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public String getHtmlCommentExpr() {
return (htmlCommentExpr);
}
/**
* Getter method for "bundle" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public String getBundleExpr() {
return (bundleExpr);
}
/**
* Setter method for "cdata" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setCdataExpr(String cdataExpr) {
this.cdataExpr = cdataExpr;
}
/**
* Setter method for "dynamicJavascript" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public void setDynamicJavascriptExpr(String dynamicJavascriptExpr) {
this.dynamicJavascriptExpr = dynamicJavascriptExpr;
}
/**
* Setter method for "formName" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setFormNameExpr(String formNameExpr) {
this.formNameExpr = formNameExpr;
}
/**
* Setter method for "method" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setMethodExpr(String methodExpr) {
this.methodExpr = methodExpr;
}
/**
* Setter method for "page" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setPageExpr(String pageExpr) {
this.pageExpr = pageExpr;
}
/**
* Setter method for "scriptLanguage" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public void setScriptLanguageExpr(String scriptLanguageExpr) {
this.scriptLanguageExpr = scriptLanguageExpr;
}
/**
* Setter method for "src" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setSrcExpr(String srcExpr) {
this.srcExpr = srcExpr;
}
/**
* Setter method for "staticJavascript" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public void setStaticJavascriptExpr(String staticJavascriptExpr) {
this.staticJavascriptExpr = staticJavascriptExpr;
}
/**
* Setter method for "htmlComment" tag attribute. (Mapping set in
* associated BeanInfo class.)
*/
public void setHtmlCommentExpr(String htmlCommentExpr) {
this.htmlCommentExpr = htmlCommentExpr;
}
/**
* Setter method for "bundle" tag attribute. (Mapping set in associated
* BeanInfo class.)
*/
public void setBundleExpr(String bundleExpr) {
this.bundleExpr = bundleExpr;
}
/**
* Resets attribute values for tag reuse.
*/
public void release() {
super.release();
setCdataExpr(null);
setDynamicJavascriptExpr(null);
setFormNameExpr(null);
setMethodExpr(null);
setPageExpr(null);
setScriptLanguageExpr(null);
setSrcExpr(null);
setStaticJavascriptExpr(null);
setHtmlCommentExpr(null);
setBundleExpr(null);
}
/**
* Process the start tag.
*
* @throws JspException if a JSP exception has occurred
*/
public int doStartTag() throws JspException {
evaluateExpressions();
return (super.doStartTag());
}
/**
* Processes all attribute values which use the JSTL expression evaluation
* engine to determine their values.
*
* @throws JspException if a JSP exception has occurred
*/
private void evaluateExpressions()
throws JspException {
String string = null;
Integer integer = null;
Boolean bool = null;
if ((string =
EvalHelper.evalString("cdata", getCdataExpr(), this, pageContext)) != null) {
setCdata(string);
}
if ((string =
EvalHelper.evalString("dynamicJavascript",
getDynamicJavascriptExpr(), this, pageContext)) != null) {
setDynamicJavascript(string);
}
if ((string =
EvalHelper.evalString("formName", getFormNameExpr(), this,
pageContext)) != null) {
setFormName(string);
}
if ((string =
EvalHelper.evalString("method", getMethodExpr(), this,
pageContext)) != null) {
setMethod(string);
}
if ((integer =
EvalHelper.evalInteger("page", getPageExpr(), this, pageContext)) != null) {
setPage(integer.intValue());
}
if ((bool =
EvalHelper.evalBoolean("scriptLanguage",
getScriptLanguageExpr(), this, pageContext)) != null) {
setScriptLanguage(bool.booleanValue());
}
if ((string =
EvalHelper.evalString("src", getSrcExpr(), this, pageContext)) != null) {
setSrc(string);
}
if ((string =
EvalHelper.evalString("staticJavascript",
getStaticJavascriptExpr(), this, pageContext)) != null) {
setStaticJavascript(string);
}
if ((string =
EvalHelper.evalString("htmlComment", getHtmlCommentExpr(),
this, pageContext)) != null) {
setHtmlComment(string);
}
if ((string =
EvalHelper.evalString("bundle", getBundleExpr(), this,
pageContext)) != null) {
setBundle(string);
}
}
}