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@@ -9,6 +9,7 @@ import javax.servlet.AsyncContext;
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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+import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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@@ -53,21 +54,24 @@ public abstract class DatabaseBaseServlet extends HttpServlet {
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mapper.writeValue(asyncContext.getResponse().getOutputStream(), world);
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} catch (IOException ex) {
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LOGGER.error("failed to get output stream", ex);
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- throw new RuntimeException("failed to get output stream", ex);
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}
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asyncContext.complete();
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}
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@Override
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public void onFailure(Throwable th) {
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- // TODO
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- LOGGER.error("failed to get data, "+th);
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- asyncContext.complete();
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- throw new RuntimeException(th);
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+ LOGGER.error("failed to read data", th);
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+ errorDispatch(asyncContext, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "failed to read data: "+th.getMessage());
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}
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}, executor);
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}
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+ protected void errorDispatch(AsyncContext asyncContext, int statusCode, String message) {
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+ asyncContext.getRequest().setAttribute("statusCode", statusCode);
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+ asyncContext.getRequest().setAttribute("message", message);
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+ asyncContext.dispatch("/jsp/error.jsp");
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+ }
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+
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protected int getQueries(String queries) {
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int q;
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if(queries == null) {
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marko asplund