我来贷->青花优化

Sunshine

2024-11-04 919ed870ea1def0cfdd1dff23bec204975e7f34c

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package com.nova.sankuai.domain.api.yangqianguan;
 
import org.apache.commons.io.IOUtils;
 
import javax.servlet.ReadListener;
import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class ReReadableRequestWrapper extends HttpServletRequestWrapper {
 
    private final byte[] body;
 
    public ReReadableRequestWrapper(HttpServletRequest request) throws IOException {
        super(request);
        body = IOUtils.toByteArray(request.getInputStream());
    }
 
    @Override
    public BufferedReader getReader() throws IOException {
        return new BufferedReader(new InputStreamReader(this.getInputStream(), "UTF-8"));
    }
 
    @Override
    public ServletInputStream getInputStream() {
        return new ReReadableServletInputStream(body);
    }
 
    private static class ReReadableServletInputStream extends ServletInputStream {
 
        private final ByteArrayInputStream in;
 
        private ReReadableServletInputStream(byte[] bytes) {
            this.in = new ByteArrayInputStream(bytes);
        }
 
        @Override
        public boolean isFinished() {
            return in.available() == 0;
        }
 
        @Override
        public boolean isReady() {
            return true;
        }
 
        @Override
        public void setReadListener(ReadListener readListener) {
            throw new RuntimeException("Not implemented");
        }
 
        @Override
        public int read() throws IOException {
            return this.in.read();
        }
    }
}