50 lines
1.1 KiB
Java
50 lines
1.1 KiB
Java
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package org.gcube.smartgears.extensions;
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import java.io.IOException;
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import javax.servlet.Filter;
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import javax.servlet.FilterChain;
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import javax.servlet.FilterConfig;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.gcube.smartgears.handlers.application.request.RequestException;
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import org.gcube.smartgears.utils.Utils;
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/**
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* A {@link Filter} that maps {@link RequestException}s onto error responses.
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*
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*
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* @author Fabio Simeoni
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*
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*/
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public class RequestExceptionBarrier implements Filter {
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@Override
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public void init(FilterConfig filterConfig) throws ServletException {
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}
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@Override
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public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException {
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try {
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chain.doFilter(request, response);
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} catch (Throwable t) {
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Utils.handleError(HttpServletRequest.class.cast(request), HttpServletResponse.class.cast(response), t);
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}
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}
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@Override
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public void destroy() {
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}
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}
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