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Issue #3555 - DefaultHandler output cleaned up.

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Signed-off-by: Joakim Erdfelt <joakim.erdfelt@gmail.com>
This commit is contained in:
Joakim Erdfelt 2019-04-16 13:28:57 -05:00
parent 6d847d4a73
commit d983890d17
1 changed files with 49 additions and 25 deletions
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74
jetty-server/src/main/java/org/eclipse/jetty/server/handler/DefaultHandler.java
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@ -34,6 +34,7 @@ import org.eclipse.jetty.server.Handler;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.util.IO;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
import org.eclipse.jetty.util.resource.Resource;
@ -126,48 +127,71 @@ public class DefaultHandler extends AbstractHandler
writer.append("<html lang=\"en\">\n<head>\n");
writer.append("<title>Error 404 - Not Found</title>");
writer.append("<meta charset=\"utf-8\">\n");
writer.append("<style>body { font-family: sans-serif; }</style>\n");
writer.append("<style>body { font-family: sans-serif; } table, td { border: 1px solid #333; } td, th { padding: 5px; } thead, tfoot { background-color: #333; color: #fff; } </style>\n");
writer.append("</head>\n<body>\n");
writer.append("<h2>Error 404 - Not Found.</h2>\n");
writer.append("<p>No context on this server matched or handled this request.</p>\n");
writer.append("<p>Contexts known to this server are:</p>\n<ul>");
writer.append("<p>Contexts known to this server are:</p>\n");
Server server = getServer();
Handler[] handlers = server==null?null:server.getChildHandlersByClass(ContextHandler.class);
writer.append("<table class=\"contexts\"><thead><tr>");
writer.append("<th>Context Path</th>");
writer.append("<th>Display Name</th>");
writer.append("<th>State</th>");
writer.append("<th>LifeCycle</th>");
writer.append("</tr></thead><tbody>");
for (int i=0;handlers!=null && i<handlers.length;i++)
{
writer.append("<tr><td>");
// Context Path
ContextHandler context = (ContextHandler)handlers[i];
StringBuilder href = new StringBuilder();
String contextPath = context.getContextPath();
href.append(contextPath);
if (contextPath.length() > 1 && !contextPath.endsWith("/"))
{
href.append("/");
}
if (context.isRunning())
{
writer.append("<li><a href=\"");
if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
writer.append("http://"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
writer.append(context.getContextPath());
if (context.getContextPath().length()>1 && context.getContextPath().endsWith("/"))
writer.append("/");
writer.append("\">");
writer.append(context.getContextPath());
if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
writer.append("&nbsp;@&nbsp;"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
writer.append("&nbsp;</a></li>\n");
writer.append("<a href=\"").append(href).append("\">");
}
writer.append(context.getContextPath());
if (context.isRunning())
{
writer.append("</a>");
}
writer.append("</td><td>");
// Display Name
if (StringUtil.isNotBlank(context.getDisplayName()))
{
writer.append(context.getDisplayName());
}
writer.append("&nbsp;</td><td>");
// Available
if (context.isAvailable())
{
writer.append("Available");
}
else
{
writer.append("<li>");
writer.append(context.getContextPath());
if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
writer.append("&nbsp;@&nbsp;"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
writer.append("&nbsp;");
if (context.isFailed())
writer.append(" [failed]");
if (context.isStopped())
writer.append(" [stopped]");
writer.append("</li>\n");
writer.append("<em>Not</em> Available");
}
writer.append("</td><td>");
// State
writer.append(context.getState());
writer.append("</td></tr>\n");
}
writer.append("</ul><hr/>\n");
writer.append("</tbody></table><hr/>\n");
writer.append("<a href=\"http://eclipse.org/jetty\"><img alt=\"icon\" src=\"/favicon.ico\"/></a>&nbsp;");
writer.append("<a href=\"http://eclipse.org/jetty\">Powered by Eclipse Jetty:// Server</a><hr/>\n");
writer.append("\n</body>\n</html>\n");
@ -178,7 +202,7 @@ public class DefaultHandler extends AbstractHandler
{
out.write(content);
}
}
}
}
/* ------------------------------------------------------------ */