globals.html

struts api,学习使用struts必备的文档

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<B>Field Detail</B></FONT></TD>
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<A NAME="ACTION_SERVLET_KEY"><!-- --></A><H3>
ACTION_SERVLET_KEY</H3>
<PRE>
public static final java.lang.String <B>ACTION_SERVLET_KEY</B></PRE>
<DL>
<DD>The context attributes key under which our <code>ActionServlet</code>
 instance will be stored.<DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="CANCEL_KEY"><!-- --></A><H3>
CANCEL_KEY</H3>
<PRE>
public static final java.lang.String <B>CANCEL_KEY</B></PRE>
<DL>
<DD>The request attributes key under which a boolean <code>true</code>
 value should be stored if this request was cancelled.<DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="MODULE_KEY"><!-- --></A><H3>
MODULE_KEY</H3>
<PRE>
public static final java.lang.String <B>MODULE_KEY</B></PRE>
<DL>
<DD><p>The base of the context attributes key under which our
 <code>ModuleConfig</code> data structure will be stored.  This
 will be suffixed with the actual module prefix (including the
 leading "/" character) to form the actual attributes key.</p>

 <p>For each request processed by the controller servlet, the
 <code>ModuleConfig</code> object for the module selected by
 the request URI currently being processed will also be exposed under
 this key as a request attribute.</p><DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="MODULE_PREFIXES_KEY"><!-- --></A><H3>
MODULE_PREFIXES_KEY</H3>
<PRE>
public static final java.lang.String <B>MODULE_PREFIXES_KEY</B></PRE>
<DL>
<DD>The ServletContext attribute under which we store the module prefixes 
 String[].<DD><DL>
<DT><B>Since: </B><DD>Struts 1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="DATA_SOURCE_KEY"><!-- --></A><H3>
DATA_SOURCE_KEY</H3>
<PRE>
public static final java.lang.String <B>DATA_SOURCE_KEY</B></PRE>
<DL>
<DD>The context attributes key under which our <strong>default</strong>
 configured data source (which must implement
 <code>javax.sql.DataSource</code>) is stored,
 if one is configured for this module.</DL>
<HR>

<A NAME="ERROR_KEY"><!-- --></A><H3>
ERROR_KEY</H3>
<PRE>
public static final java.lang.String <B>ERROR_KEY</B></PRE>
<DL>
<DD>The request attributes key under which your action should store an
 <code>org.apache.struts.action.ActionErrors</code> object, if you
 are using the corresponding custom tag library elements.</DL>
<HR>

<A NAME="EXCEPTION_KEY"><!-- --></A><H3>
EXCEPTION_KEY</H3>
<PRE>
public static final java.lang.String <B>EXCEPTION_KEY</B></PRE>
<DL>
<DD>The request attributes key under which Struts custom tags might store a
 <code>Throwable</code> that caused them to report a JspException at
 runtime.  This value can be used on an error page to provide more
 detailed information about what really went wrong.</DL>
<HR>

<A NAME="LOCALE_KEY"><!-- --></A><H3>
LOCALE_KEY</H3>
<PRE>
public static final java.lang.String <B>LOCALE_KEY</B></PRE>
<DL>
<DD>The session attributes key under which the user's selected
 <code>java.util.Locale</code> is stored, if any.  If no such
 attribute is found, the system default locale
 will be used when retrieving internationalized messages.  If used, this
 attribute is typically set during user login processing.</DL>
<HR>

<A NAME="MAPPING_KEY"><!-- --></A><H3>
MAPPING_KEY</H3>
<PRE>
public static final java.lang.String <B>MAPPING_KEY</B></PRE>
<DL>
<DD>The request attributes key under which our
 <code>org.apache.struts.ActionMapping</code> instance
 is passed.</DL>
<HR>

<A NAME="MESSAGE_KEY"><!-- --></A><H3>
MESSAGE_KEY</H3>
<PRE>
public static final java.lang.String <B>MESSAGE_KEY</B></PRE>
<DL>
<DD>The request attributes key under which your action should store an
 <code>org.apache.struts.action.ActionMessages</code> object, if you
 are using the corresponding custom tag library elements.<DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="MESSAGES_KEY"><!-- --></A><H3>
MESSAGES_KEY</H3>
<PRE>
public static final java.lang.String <B>MESSAGES_KEY</B></PRE>
<DL>
<DD><p>The base of the context attributes key under which our
 module <code>MessageResources</code> will be stored.  This
 will be suffixed with the actual module prefix (including the
 leading "/" character) to form the actual resources key.</p>

 <p>For each request processed by the controller servlet, the
 <code>MessageResources</code> object for the module selected by
 the request URI currently being processed will also be exposed under
 this key as a request attribute.</p></DL>
<HR>

<A NAME="MULTIPART_KEY"><!-- --></A><H3>
MULTIPART_KEY</H3>
<PRE>
public static final java.lang.String <B>MULTIPART_KEY</B></PRE>
<DL>
<DD>The request attributes key under which our multipart class is stored.</DL>
<HR>

<A NAME="PLUG_INS_KEY"><!-- --></A><H3>
PLUG_INS_KEY</H3>
<PRE>
public static final java.lang.String <B>PLUG_INS_KEY</B></PRE>
<DL>
<DD><p>The base of the context attributes key under which an array of
 <code>PlugIn</code> instances will be stored.  This
 will be suffixed with the actual module prefix (including the
 leading "/" character) to form the actual attributes key.</p><DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="REQUEST_PROCESSOR_KEY"><!-- --></A><H3>
REQUEST_PROCESSOR_KEY</H3>
<PRE>
public static final java.lang.String <B>REQUEST_PROCESSOR_KEY</B></PRE>
<DL>
<DD><p>The base of the context attributes key under which our
 <code>RequestProcessor</code> instance will be stored.  This
 will be suffixed with the actual module prefix (including the
 leading "/" character) to form the actual attributes key.</p><DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="SERVLET_KEY"><!-- --></A><H3>
SERVLET_KEY</H3>
<PRE>
public static final java.lang.String <B>SERVLET_KEY</B></PRE>
<DL>
<DD>The context attributes key under which we store the mapping defined
 for our controller serlet, which will be either a path-mapped pattern
 (<code>/action/*</code>) or an extension mapped pattern
 (<code>*.do</code>).</DL>
<HR>

<A NAME="TRANSACTION_TOKEN_KEY"><!-- --></A><H3>
TRANSACTION_TOKEN_KEY</H3>
<PRE>
public static final java.lang.String <B>TRANSACTION_TOKEN_KEY</B></PRE>
<DL>
<DD>The session attributes key under which our transaction token is
 stored, if it is used.</DL>
<HR>

<A NAME="XHTML_KEY"><!-- --></A><H3>
XHTML_KEY</H3>
<PRE>
public static final java.lang.String <B>XHTML_KEY</B></PRE>
<DL>
<DD>The page attributes key under which xhtml status is stored.  This may be "true"
 or "false".  When set to true, the html tags output xhtml.<DD><DL>
<DT><B>Since: </B><DD>Struts 1.1</DD>
</DL>
</DD>
</DL>

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<A NAME="Globals()"><!-- --></A><H3>
Globals</H3>
<PRE>
public <B>Globals</B>()</PRE>
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