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package com.jcdm.common.filter; |
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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 org.springframework.http.MediaType; |
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import com.jcdm.common.utils.StringUtils; |
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/** |
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* Repeatable 过滤器 |
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* |
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* @author jc |
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*/ |
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public class RepeatableFilter implements Filter |
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{ |
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@Override |
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public void init(FilterConfig filterConfig) throws ServletException |
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{ |
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} |
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@Override |
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public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) |
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throws IOException, ServletException |
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{ |
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ServletRequest requestWrapper = null; |
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if (request instanceof HttpServletRequest |
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&& StringUtils.startsWithIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE)) |
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{ |
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requestWrapper = new RepeatedlyRequestWrapper((HttpServletRequest) request, response); |
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} |
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if (null == requestWrapper) |
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{ |
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chain.doFilter(request, response); |
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} |
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else |
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{ |
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chain.doFilter(requestWrapper, response); |
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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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} |