导出文件工具类优化

wangrenhuang

2022-08-31 6b6bf55bd752a477643c798d9e9bba36bef277ef

 src/main/java/com/hx/util/FileUtils.java

@@ -7,6 +7,7 @@

import java.io.*;
import java.net.FileNameMap;
import java.net.URL;
import java.net.URLConnection;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
@@ -625,5 +626,41 @@
        return type;
    }

    public static File httpUrlFile(String netUrl) throws IOException {
        File file = File.createTempFile("temp123", ".xls");
        InputStream inStream = null;
        FileOutputStream os = null;

        try {
            file = File.createTempFile("net_url", ".jpg");
            URL urlfile = new URL(netUrl);
            inStream = urlfile.openStream();
            os = new FileOutputStream(file);

            byte[] buffer = new byte[8192];

            int bytesRead;
            while((bytesRead = inStream.read(buffer, 0, 8192)) != -1) {
                os.write(buffer, 0, bytesRead);
            }
        } catch (Exception var15) {
            var15.printStackTrace();
        } finally {
            try {
                if (null != os) {
                    os.close();
                }

                if (null != inStream) {
                    inStream.close();
                }
            } catch (Exception var14) {
                var14.printStackTrace();
            }

        }

        return file;
    }

}