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package org.apache.tapestry.portlet; |
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import org.apache.tapestry.IRequestCycle; |
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import org.apache.tapestry.engine.IEngineService; |
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import org.apache.tapestry.engine.ILink; |
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import org.apache.tapestry.util.ContentType; |
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import org.apache.tapestry.web.WebRequest; |
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import org.apache.tapestry.web.WebResponse; |
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import org.apache.tapestry.web.WebSession; |
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import javax.portlet.PortletURL; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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public class ExceptionService implements IEngineService |
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{ |
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private WebRequest _request; |
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private WebResponse _response; |
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private PortletRequestGlobals _globals; |
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public ILink getLink(boolean post, Object parameter) |
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{ |
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throw new UnsupportedOperationException(PortletMessages |
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.unsupportedMethod("getLink")); |
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} |
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public void service(IRequestCycle cycle) |
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throws IOException |
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{ |
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WebSession session = _request.getSession(true); |
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String markup = (String) session |
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.getAttribute(PortletConstants.PORTLET_EXCEPTION_MARKUP_ATTRIBUTE); |
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PrintWriter writer = _response.getPrintWriter(new ContentType( |
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"text/html")); |
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PortletURL url = _globals.getRenderResponse().createActionURL(); |
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writer.println("<span class=\"portlet-msg-error\">An exception has occured.</span>"); |
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writer.println("<br/>"); |
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writer.println("<a href=\"" + url.toString() |
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+ "\">Click here to continue</a>"); |
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writer.print("<br/><hr/>"); |
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writer.println(); |
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writer.print(markup); |
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} |
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public String getName() |
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{ |
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return PortletConstants.EXCEPTION_SERVICE; |
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} |
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public void setRequest(WebRequest request) |
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{ |
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_request = request; |
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} |
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public void setResponse(WebResponse response) |
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{ |
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_response = response; |
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} |
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public void setGlobals(PortletRequestGlobals globals) |
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{ |
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_globals = globals; |
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} |
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} |