src/java/org/apache/jcs/admin/JCSAdmin.jsp - commons-jcs - Git at Google

 <%@ page import="java.util.HashMap" %>
 <%@ page import="java.util.List" %>
 <%@ page import="java.util.LinkedList" %>
 <%@ page import="java.util.Iterator" %>

 <%@ page import="org.apache.jcs.admin.*" %>


 <jsp:useBean id="jcsBean" scope="request" class="org.apache.jcs.admin.JCSAdminBean" />

 <html>

 <head><title> JCS Admin Servlet </title></head>

 <body>


 <%

 			String CACHE_NAME_PARAM = "cacheName";
 			String ACTION_PARAM = "action";
 		 	String CLEAR_ALL_REGIONS_ACTION = "clearAllRegions";
 		 	String CLEAR_REGION_ACTION = "clearRegion";
 		 	String REMOVE_ACTION = "remove";
 		 	String DETAIL_ACTION = "detail";
 			String KEY_PARAM = "key";
 			String SILENT_PARAM = "silent";

      		String DEFAULT_TEMPLATE_NAME = "DEFAULT";
      		String REGION_DETAIL_TEMPLATE_NAME = "DETAIL";

 			String templateName = DEFAULT_TEMPLATE_NAME;


 			HashMap context = new HashMap();

 			// Get cacheName for actions from request (might be null)
 			String cacheName = request.getParameter( CACHE_NAME_PARAM );

 			// If an action was provided, handle it
 			String action = request.getParameter( ACTION_PARAM );

 			if ( action != null )
 			{
 				if ( action.equals( CLEAR_ALL_REGIONS_ACTION ) )
 				{
 					jcsBean.clearAllRegions();
 				}
 				else if ( action.equals( CLEAR_REGION_ACTION ) )
 				{
 					if ( cacheName == null )
 					{
 						// Not Allowed
 					}
 					else
 					{
 						jcsBean.clearRegion( cacheName );
 					}
 				}
 				else if ( action.equals( REMOVE_ACTION ) )
 				{
 					String[] keys = request.getParameterValues( KEY_PARAM );

 					for ( int i = 0; i < keys.length; i++ )
 					{
 						jcsBean.removeItem( cacheName, keys[ i ] );
 					}

 					templateName = REGION_DETAIL_TEMPLATE_NAME;
 				}
 				else if ( action.equals( DETAIL_ACTION ) )
 				{
 					templateName = REGION_DETAIL_TEMPLATE_NAME;
 				}
 			}

 			if ( request.getParameter( SILENT_PARAM ) != null )
 			{
 				// If silent parameter was passed, no output should be produced.

 				//return null;
 			}
 			else
 			{
 				// Populate the context based on the template

 				if ( templateName == REGION_DETAIL_TEMPLATE_NAME )
 				{
 					//context.put( "cacheName", cacheName );
 					context.put( "elementInfoRecords", jcsBean.buildElementInfo( cacheName ) );
 				}
 				else if ( templateName == DEFAULT_TEMPLATE_NAME )
 				{
 					context.put( "cacheInfoRecords", jcsBean.buildCacheInfo() );
 				}

 			}


 			//handle display
 			if ( templateName == REGION_DETAIL_TEMPLATE_NAME ) {
 %>

 <h1> Keys for region: $cacheName </h1>

 <table border="1" cellpadding="5" >
     <tr>
         <th> Key </th>
         <th> Eternal? </th>
         <th> Create time </th>
         <th> Max Life (s) </th>
         <th> Till Expiration (s) </th>
     </tr>
 <%

 	List list = (List)context.get( "elementInfoRecords" );
     Iterator it = list.iterator();
     while ( it.hasNext() ) {
     	CacheElementInfo element = (CacheElementInfo)it.next();

 %>
         <tr>
             <td> <%=element.getKey()%> </td>
             <td> <%=element.isEternal()%> </td>
             <td> <%=element.getCreateTime()%> </td>
             <td> <%=element.getMaxLifeSeconds()%> </td>
             <td> <%=element.getExpiresInSeconds()%> </td>
             <td> <a href="?action=remove&cacheName=<%=cacheName%>&key=<%=element.getKey()%>"> Remove </a> </td>
         </tr>

 <%
     }

 			} else {

 %>

 <h1> Cache Regions </h1>

 <p>These are the regions which are currently defined in the cache. 'Items' and
 'Bytes' refer to the elements currently in memory (not spooled). You can clear
 all items for a region by selecting 'Remove all' next to the desired region
 below. You can also <a href="?action=clearAllRegions">Clear all regions</a>
 which empties the entire cache.</p>

 <table border="1" cellpadding="5" >
     <tr>
         <th> Cache Name </th>
         <th> Items </th>
         <th> Bytes </th>
         <th> Status </th>
         <th> Memory Hits </th>
         <th> Aux Hits </th>
         <th> Not Found Misses </th>
         <th> Expired Misses </th>
     </tr>

 <%
 	List list = (List)context.get( "cacheInfoRecords" );
     Iterator it = list.iterator();
     while (it.hasNext() ) {
     	CacheRegionInfo record = (CacheRegionInfo)it.next();

 %>
         <tr>
             <td> <%=record.getCache().getCacheName()%> </td>
             <td> <%=record.getCache().getSize()%> </td>
             <td> <%=record.getByteCount()%> </td>
             <td> <%=record.getStatus()%> </td>
             <td> <%=record.getCache().getHitCountRam()%> </td>
             <td> <%=record.getCache().getHitCountAux()%> </td>
             <td> <%=record.getCache().getMissCountNotFound()%> </td>
             <td> <%=record.getCache().getMissCountExpired()%> </td>
             <td>
                 <a href="?action=detail&cacheName=<%=record.getCache().getCacheName()%>"> Detail </a>
                 | <a href="?action=clearRegion&cacheName=<%=record.getCache().getCacheName()%>"> Remove all </a>
             </td>
         </tr>
 <%
     }

 			}

 %>

 </table>

 </body>

 </html>
	<%@ page import="java.util.HashMap" %>
	<%@ page import="java.util.List" %>
	<%@ page import="java.util.LinkedList" %>
	<%@ page import="java.util.Iterator" %>

	<%@ page import="org.apache.jcs.admin.*" %>


	<jsp:useBean id="jcsBean" scope="request" class="org.apache.jcs.admin.JCSAdminBean" />

	<html>

	<head><title> JCS Admin Servlet </title></head>

	<body>


	<%

	String CACHE_NAME_PARAM = "cacheName";
	String ACTION_PARAM = "action";
	String CLEAR_ALL_REGIONS_ACTION = "clearAllRegions";
	String CLEAR_REGION_ACTION = "clearRegion";
	String REMOVE_ACTION = "remove";
	String DETAIL_ACTION = "detail";
	String KEY_PARAM = "key";
	String SILENT_PARAM = "silent";

	String DEFAULT_TEMPLATE_NAME = "DEFAULT";
	String REGION_DETAIL_TEMPLATE_NAME = "DETAIL";

	String templateName = DEFAULT_TEMPLATE_NAME;


	HashMap context = new HashMap();

	// Get cacheName for actions from request (might be null)
	String cacheName = request.getParameter( CACHE_NAME_PARAM );

	// If an action was provided, handle it
	String action = request.getParameter( ACTION_PARAM );

	if ( action != null )
	{
	if ( action.equals( CLEAR_ALL_REGIONS_ACTION ) )
	{
	jcsBean.clearAllRegions();
	}
	else if ( action.equals( CLEAR_REGION_ACTION ) )
	{
	if ( cacheName == null )
	{
	// Not Allowed
	}
	else
	{
	jcsBean.clearRegion( cacheName );
	}
	}
	else if ( action.equals( REMOVE_ACTION ) )
	{
	String[] keys = request.getParameterValues( KEY_PARAM );

	for ( int i = 0; i < keys.length; i++ )
	{
	jcsBean.removeItem( cacheName, keys[ i ] );
	}

	templateName = REGION_DETAIL_TEMPLATE_NAME;
	}
	else if ( action.equals( DETAIL_ACTION ) )
	{
	templateName = REGION_DETAIL_TEMPLATE_NAME;
	}
	}

	if ( request.getParameter( SILENT_PARAM ) != null )
	{
	// If silent parameter was passed, no output should be produced.

	//return null;
	}
	else
	{
	// Populate the context based on the template

	if ( templateName == REGION_DETAIL_TEMPLATE_NAME )
	{
	//context.put( "cacheName", cacheName );
	context.put( "elementInfoRecords", jcsBean.buildElementInfo( cacheName ) );
	}
	else if ( templateName == DEFAULT_TEMPLATE_NAME )
	{
	context.put( "cacheInfoRecords", jcsBean.buildCacheInfo() );
	}

	}


	//handle display
	if ( templateName == REGION_DETAIL_TEMPLATE_NAME ) {
	%>

	<h1> Keys for region: $cacheName </h1>

	<table border="1" cellpadding="5" >
	<tr>
	<th> Key </th>
	<th> Eternal? </th>
	<th> Create time </th>
	<th> Max Life (s) </th>
	<th> Till Expiration (s) </th>
	</tr>
	<%

	List list = (List)context.get( "elementInfoRecords" );
	Iterator it = list.iterator();
	while ( it.hasNext() ) {
	CacheElementInfo element = (CacheElementInfo)it.next();

	%>
	<tr>
	<td> <%=element.getKey()%> </td>
	<td> <%=element.isEternal()%> </td>
	<td> <%=element.getCreateTime()%> </td>
	<td> <%=element.getMaxLifeSeconds()%> </td>
	<td> <%=element.getExpiresInSeconds()%> </td>
	<td> <a href="?action=remove&cacheName=<%=cacheName%>&key=<%=element.getKey()%>"> Remove </a> </td>
	</tr>

	<%
	}

	} else {

	%>

	<h1> Cache Regions </h1>

	<p>These are the regions which are currently defined in the cache. 'Items' and
	'Bytes' refer to the elements currently in memory (not spooled). You can clear
	all items for a region by selecting 'Remove all' next to the desired region
	below. You can also <a href="?action=clearAllRegions">Clear all regions</a>
	which empties the entire cache.</p>

	<table border="1" cellpadding="5" >
	<tr>
	<th> Cache Name </th>
	<th> Items </th>
	<th> Bytes </th>
	<th> Status </th>
	<th> Memory Hits </th>
	<th> Aux Hits </th>
	<th> Not Found Misses </th>
	<th> Expired Misses </th>
	</tr>

	<%
	List list = (List)context.get( "cacheInfoRecords" );
	Iterator it = list.iterator();
	while (it.hasNext() ) {
	CacheRegionInfo record = (CacheRegionInfo)it.next();

	%>
	<tr>
	<td> <%=record.getCache().getCacheName()%> </td>
	<td> <%=record.getCache().getSize()%> </td>
	<td> <%=record.getByteCount()%> </td>
	<td> <%=record.getStatus()%> </td>
	<td> <%=record.getCache().getHitCountRam()%> </td>
	<td> <%=record.getCache().getHitCountAux()%> </td>
	<td> <%=record.getCache().getMissCountNotFound()%> </td>
	<td> <%=record.getCache().getMissCountExpired()%> </td>
	<td>
	<a href="?action=detail&cacheName=<%=record.getCache().getCacheName()%>"> Detail </a>
	\| <a href="?action=clearRegion&cacheName=<%=record.getCache().getCacheName()%>"> Remove all </a>
	</td>
	</tr>
	<%
	}

	}

	%>

	</table>

	</body>

	</html>