erik/HttpStatus
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Added <hs:cause/> and <hs:code/> tags and associated parameters.

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Erik C. Thauvin 2015-12-03 18:55:47 -08:00
parent 92a6bb21de
commit da35797ffb
9 changed files with 485 additions and 40 deletions
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38
README.md
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@ -10,9 +10,10 @@ For example:
<%@ page isErrorPage="true" %>
<%@ taglib prefix="hs" uri="http://erik.thauvin.net/taglibs/httpstatus" %>
<html><head>
<title>${pageContext.errorData.statusCode} <hs:reason default="Server Error"/></title>
<title><hs:code/> <hs:reason default="Server Error"/></title>
</head>
<h1><hs:reason default="Server Error"/></h1>
Cause: <pre><hs:cause default="Unable to complete your request."/></pre>
...
```
@ -29,12 +30,37 @@ would display on a [501 status code](http://www.w3.org/Protocols/rfc2616/rfc2616
----
The **<hs:reason>** tag attributes are:
## hs:cause
Attribute | Description | Required
------------ | ----------------------------------------------------------------------------- | --------
`statusCode` | The HTTP status error code. If not specified the current status code is used. | No
`default` | The fallback value to output. | No
The `<hs:cause/>` tag displays the cause of current HTTP status code, if any. A shorthand for:
```jsp
<%= pageContext.getErrorData().getThrowable().getCause().getLocalizedMessage() %>
```
Optional attributes are:
Attribute | Description
----------- | -------------------------------------------------------------------------------------------
`default` | The fallback value to output, if no cause is available.
`escapeXml` | Converts &lt;,&gt;,&amp;,'," to their corresponding [entity codes](http://dev.w3.org/html5/html-author/charref). Value is true by default.
## hs:code
The `<hs:code/>` tag displays the current HTTP status code, if any. A shorthand for:
```jsp
<%= pageContext.getErrorData().getStatusCode() %>
```
## hs:reason
The `<hs:reason/>` tag displays the reason for a HTTP status code, if any. Optional attributes are:
Attribute | Description
----------- | -------------------------------------------------------------------------------------------
`code` | The HTTP status error code. If not specified the current status code is used.
`default` | The fallback value to output, if no reason is available.
`escapeXml` | Converts &lt;,&gt;,&amp;,'," to their corresponding [entity codes](http://dev.w3.org/html5/html-author/charref). Value is true by default.
The reasons are defined in a [ResourceBundle](http://docs.oracle.com/javase/8/docs/api/java/util/ResourceBundle.html) properties as follows: