/*增加ftp上传下载功能*/

pom.xml

@@ -223,8 +223,26 @@
             <artifactId>commons-net</artifactId>
             <version>3.9.0</version>
         </dependency>
-
-
+        <dependency>
+            <groupId>commons-net</groupId>
+            <artifactId>commons-net</artifactId>
+            <version>3.9.0</version>
+        </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.11.0</version>
+        </dependency>
+        <dependency>
+            <groupId>commons-fileupload</groupId>
+            <artifactId>commons-fileupload</artifactId>
+            <version>1.4</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-compress</artifactId>
+            <version>1.19</version>
+        </dependency>
     </dependencies>
     <dependencyManagement>
         <dependencies>

src/main/java/com/inspect/simulator/constant/Color.java

@@ -0,0 +1,11 @@
+package com.inspect.simulator.constant;
+
+public class Color {
+    public static final String END = "\033[0m";
+    public static final String RED = "\033[31m";
+    public static final String GREEN = "\033[32m";
+    public static final String YELLOW = "\033[33m";
+    public static final String BLUE = "\033[34m";
+    public static final String MAGENTA = "\033[35m";
+    public static final String CYAN = "\033[36m";
+}

src/main/java/com/inspect/simulator/controller/InfraredController.java

@@ -46,7 +46,7 @@ public class InfraredController {
 
 
     //图谱解析
-    @PostMapping("/capturePicture")
+    @PostMapping("/ir/capturePicture")
     @ResponseBody
     public AjaxResult capturePicture(@RequestBody Coordinate coordinate) {
 

src/main/java/com/inspect/simulator/domain/Infrared/Coordinate.java

@@ -8,6 +8,7 @@ import lombok.NoArgsConstructor;
 @NoArgsConstructor
 @AllArgsConstructor
 public class Coordinate {
+    private String channelCode;
     //点一坐标
     private Integer firstX;
     private Integer firstY;

src/main/java/com/inspect/simulator/exception/ServiceException.java

@@ -0,0 +1,42 @@
+package com.inspect.simulator.exception;
+
+public final class ServiceException extends RuntimeException {
+    private static final long serialVersionUID = 1L;
+    private Integer code;
+    private String message;
+    private String detailMessage;
+
+    public ServiceException() {
+    }
+
+    public ServiceException(String message) {
+        this.message = message;
+    }
+
+    public ServiceException(String message, Integer code) {
+        this.message = message;
+        this.code = code;
+    }
+
+    public String getDetailMessage() {
+        return this.detailMessage;
+    }
+
+    public String getMessage() {
+        return this.message;
+    }
+
+    public Integer getCode() {
+        return this.code;
+    }
+
+    public ServiceException setMessage(String message) {
+        this.message = message;
+        return this;
+    }
+
+    public ServiceException setDetailMessage(String detailMessage) {
+        this.detailMessage = detailMessage;
+        return this;
+    }
+}

src/main/java/com/inspect/simulator/service/impl/HikVisionServiceImpl.java

@@ -18,6 +18,7 @@ import com.inspect.simulator.hikVision.utils.StringUtils;
 import com.inspect.simulator.hikVision.utils.jna.HikVisionUtils;
 import com.inspect.simulator.hikVision.utils.jna.HCNetSDK;
 import com.inspect.simulator.service.HikVisionService;
+import com.inspect.simulator.utils.sftp.SftpClient;
 import com.sun.jna.ptr.IntByReference;
 
 
@@ -25,10 +26,13 @@ import okhttp3.*;
 import org.apache.commons.net.ftp.FTP;
 import org.apache.commons.net.ftp.FTPClient;
 import org.aspectj.weaver.ast.Var;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
 import javax.imageio.ImageIO;
 import java.awt.*;
 import java.awt.image.BufferedImage;
@@ -51,6 +55,8 @@ import java.util.List;
 @Service
 public class HikVisionServiceImpl implements HikVisionService {
 
+    private final Logger log = LoggerFactory.getLogger(this.getClass());
+
 //    @Autowired
 //    private HCNetSDK hcNetSDK;
 
@@ -66,6 +72,9 @@ public class HikVisionServiceImpl implements HikVisionService {
     @Value("${file.hrFtpUrl:test}")
     private String hrFtpUrl;
 
+    @Resource
+    private SftpClient sftpClient;
+
 //    @Override
 //    public AjaxResult login(NvrInfo nvrInfo) {
 //        return login_V40(nvrInfo);
@@ -277,7 +286,8 @@ public class HikVisionServiceImpl implements HikVisionService {
 
         InfraredInfo infraredInfo = new InfraredInfo();
         try {
-            String imagePath = coordinate.getFilePath();
+            //String imagePath = coordinate.getFilePath();
+            String imagePath = "/images/ir_test.jpg";
 
             String imageName = Paths.get(imagePath).getFileName().toString();
             String ftpUrlName = "[\"" + hrFtpUrl + imageName + "\"]";
@@ -908,6 +918,7 @@ public class HikVisionServiceImpl implements HikVisionService {
                     .addFormDataPart("image", image)
                     .build();
 
+            log.info("UploadFtpImage, url: {}", url);
             // 构建请求
             Request request = new Request.Builder()
                     .url(url)

src/main/java/com/inspect/simulator/utils/CharsetKit.java

@@ -0,0 +1,37 @@
+package com.inspect.simulator.utils;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+
+public class CharsetKit {
+    public static final String ISO_8859_1 = "ISO-8859-1";
+    public static final String UTF_8 = "UTF-8";
+    public static final String GBK = "GBK";
+    public static final Charset CHARSET_ISO_8859_1 = Charset.forName("ISO-8859-1");
+    public static final Charset CHARSET_UTF_8 = Charset.forName("UTF-8");
+    public static final Charset CHARSET_GBK = Charset.forName("GBK");
+
+    public static Charset charset(String charset) {
+        return StringUtils.isEmpty(charset) ? Charset.defaultCharset() : Charset.forName(charset);
+    }
+
+    public static String convert(String source, String srcCharset, String destCharset) {
+        return convert(source, Charset.forName(srcCharset), Charset.forName(destCharset));
+    }
+
+    public static String convert(String source, Charset srcCharset, Charset destCharset) {
+        if (null == srcCharset) {
+            srcCharset = StandardCharsets.ISO_8859_1;
+        }
+
+        if (null == destCharset) {
+            destCharset = StandardCharsets.UTF_8;
+        }
+
+        return !StringUtils.isEmpty(source) && !srcCharset.equals(destCharset) ? new String(source.getBytes(srcCharset), destCharset) : source;
+    }
+
+    public static String systemCharset() {
+        return Charset.defaultCharset().name();
+    }
+}

src/main/java/com/inspect/simulator/utils/Convert.java

@@ -0,0 +1,489 @@
+package com.inspect.simulator.utils;
+
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+import java.text.NumberFormat;
+import java.util.Set;
+
+public class Convert {
+    public static String toStr(Object value, String defaultValue) {
+        return null == value ? defaultValue : (value instanceof String ? (String) value : value.toString());
+    }
+
+    public static String toStr(Object value) {
+        return toStr(value, (String) null);
+    }
+
+    public static Character toChar(Object value, Character defaultValue) {
+        if (null == value) {
+            return defaultValue;
+        } else if (value instanceof Character) {
+            return (Character) value;
+        } else {
+            String valueStr = toStr(value, null);
+            return StringUtils.isEmpty(valueStr) ? defaultValue : valueStr.charAt(0);
+        }
+    }
+
+    public static Character toChar(Object value) {
+        return toChar(value, null);
+    }
+
+    public static Byte toByte(Object value, Byte defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Byte) {
+            return (Byte) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).byteValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return Byte.parseByte(valueStr);
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Byte toByte(Object value) {
+        return toByte(value, null);
+    }
+
+    public static Short toShort(Object value, Short defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Short) {
+            return (Short) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).shortValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return Short.parseShort(valueStr.trim());
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Short toShort(Object value) {
+        return toShort(value, null);
+    }
+
+    public static Number toNumber(Object value, Number defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Number) {
+            return (Number) value;
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return NumberFormat.getInstance().parse(valueStr);
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Number toNumber(Object value) {
+        return toNumber(value, null);
+    }
+
+    public static Integer toInt(Object value, Integer defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Integer) {
+            return (Integer) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).intValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return Integer.parseInt(valueStr.trim());
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Integer toInt(Object value) {
+        return toInt(value, null);
+    }
+
+    public static Integer[] toIntArray(String str) {
+        return toIntArray(StringUtils.COMMA, str);
+    }
+
+    public static Long[] toLongArray(String str) {
+        return toLongArray(StringUtils.COMMA, str);
+    }
+
+    public static Integer[] toIntArray(String split, String str) {
+        if (StringUtils.isEmpty(str)) {
+            return new Integer[0];
+        } else {
+            String[] arr = str.split(split);
+            Integer[] ints = new Integer[arr.length];
+
+            for (int i = 0; i < arr.length; ++i) {
+                Integer v = toInt(arr[i], 0);
+                ints[i] = v;
+            }
+
+            return ints;
+        }
+    }
+
+    public static Long[] toLongArray(String split, String str) {
+        if (StringUtils.isEmpty(str)) {
+            return new Long[0];
+        } else {
+            String[] arr = str.split(split);
+            Long[] longs = new Long[arr.length];
+
+            for (int i = 0; i < arr.length; ++i) {
+                Long v = toLong(arr[i], null);
+                longs[i] = v;
+            }
+
+            return longs;
+        }
+    }
+
+    public static String[] toStrArray(String str) {
+        return toStrArray(StringUtils.COMMA, str);
+    }
+
+    public static String[] toStrArray(String split, String str) {
+        return str.split(split);
+    }
+
+    public static Long toLong(Object value, Long defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Long) {
+            return (Long) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).longValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return (new BigDecimal(valueStr.trim())).longValue();
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Long toLong(Object value) {
+        return toLong(value, null);
+    }
+
+    public static Double toDouble(Object value, Double defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Double) {
+            return (Double) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).doubleValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return (new BigDecimal(valueStr.trim())).doubleValue();
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Double toDouble(Object value) {
+        return toDouble(value, null);
+    }
+
+    public static Float toFloat(Object value, Float defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Float) {
+            return (Float) value;
+        } else if (value instanceof Number) {
+            return ((Number) value).floatValue();
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return Float.parseFloat(valueStr.trim());
+                } catch (Exception e) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static Float toFloat(Object value) {
+        return toFloat(value, null);
+    }
+
+    public static Boolean toBool(Object value, Boolean defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof Boolean) {
+            return (Boolean) value;
+        } else {
+            String valueStr = toStr(value, null);
+            if (!StringUtils.isEmpty(valueStr)) {
+                valueStr = valueStr.trim().toLowerCase();
+                switch (valueStr) {
+                    case "0":
+                    case "no":
+                    case "false":
+
+                        return Boolean.FALSE;
+                    case "1":
+                    case "ok":
+                    case "yes":
+                    case "true":
+
+                        return Boolean.TRUE;
+                }
+
+            }
+            return defaultValue;
+        }
+    }
+
+    public static Boolean toBool(Object value) {
+        return toBool(value, (Boolean) null);
+    }
+
+    public static <E extends Enum<E>> E toEnum(Class<E> clazz, Object value, E defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (clazz.isAssignableFrom(value.getClass())) {
+            E myE = (E) value;
+            return myE;
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return Enum.valueOf(clazz, valueStr);
+                } catch (Exception exception) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static <E extends Enum<E>> E toEnum(Class<E> clazz, Object value) {
+        return toEnum(clazz, value, (E) null);
+    }
+
+    public static BigInteger toBigInteger(Object value, BigInteger defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof BigInteger) {
+            return (BigInteger) value;
+        } else if (value instanceof Long) {
+            return BigInteger.valueOf((Long) value);
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return new BigInteger(valueStr);
+                } catch (Exception var4) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static BigInteger toBigInteger(Object value) {
+        return toBigInteger(value, (BigInteger) null);
+    }
+
+    public static BigDecimal toBigDecimal(Object value, BigDecimal defaultValue) {
+        if (value == null) {
+            return defaultValue;
+        } else if (value instanceof BigDecimal) {
+            return (BigDecimal) value;
+        } else if (value instanceof Long) {
+            return new BigDecimal((Long) value);
+        } else if (value instanceof Double) {
+            return new BigDecimal((Double) value);
+        } else if (value instanceof Integer) {
+            return new BigDecimal((Integer) value);
+        } else {
+            String valueStr = toStr(value, null);
+            if (StringUtils.isEmpty(valueStr)) {
+                return defaultValue;
+            } else {
+                try {
+                    return new BigDecimal(valueStr);
+                } catch (Exception var4) {
+                    return defaultValue;
+                }
+            }
+        }
+    }
+
+    public static BigDecimal toBigDecimal(Object value) {
+        return toBigDecimal(value, null);
+    }
+
+    public static String utf8Str(Object obj) {
+        return str(obj, CharsetKit.CHARSET_UTF_8);
+    }
+
+    public static String str(Object obj, String charsetName) {
+        return str(obj, Charset.forName(charsetName));
+    }
+
+    public static String str(Object obj, Charset charset) {
+        if (null == obj) {
+            return null;
+        } else if (obj instanceof String) {
+            return (String) obj;
+        } else if (!(obj instanceof byte[]) && !(obj instanceof Byte[])) {
+            return obj instanceof ByteBuffer ? str((ByteBuffer) obj, charset) : obj.toString();
+        } else if (obj instanceof byte[]) {
+            String str = str((byte[]) obj, charset);
+            return str;
+        } else {
+            Byte[] bytes = (Byte[]) obj;
+            int length = bytes.length;
+            byte[] dest = new byte[length];
+
+            for (int i = 0; i < length; ++i) {
+                dest[i] = bytes[i];
+            }
+
+            return str(dest, charset);
+        }
+    }
+
+    public static String str(byte[] bytes, String charset) {
+        return str(bytes, StringUtils.isEmpty(charset) ? Charset.defaultCharset() : Charset.forName(charset));
+    }
+
+    public static String str(byte[] data, Charset charset) {
+        return data == null ? null : (null == charset ? new String(data) : new String(data, charset));
+    }
+
+    public static String str(ByteBuffer data, String charset) {
+        return data == null ? null : str(data, Charset.forName(charset));
+    }
+
+    public static String str(ByteBuffer data, Charset charset) {
+        if (null == charset) {
+            charset = Charset.defaultCharset();
+        }
+
+        return charset.decode(data).toString();
+    }
+
+    public static String toSBC(String input) {
+        return toSBC(input, null);
+    }
+
+    public static String toSBC(String input, Set<Character> notConvertSet) {
+        char[] c = input.toCharArray();
+
+        for (int i = 0; i < c.length; ++i) {
+            if (null == notConvertSet || !notConvertSet.contains(c[i])) {
+                if (c[i] == 32) {
+                    c[i] = 12288;
+                } else if (c[i] < 127) {
+                    c[i] += 'ﻠ';
+                }
+            }
+        }
+
+        return new String(c);
+    }
+
+    public static String toDBC(String input) {
+        return toDBC(input, null);
+    }
+
+    public static String toDBC(String text, Set<Character> notConvertSet) {
+        char[] c = text.toCharArray();
+
+        for (int i = 0; i < c.length; ++i) {
+            if (null == notConvertSet || !notConvertSet.contains(c[i])) {
+                if (c[i] == 12288) {
+                    c[i] = 32;
+                } else if (c[i] > '\uff00' && c[i] < '｟') {
+                    c[i] -= 'ﻠ';
+                }
+            }
+        }
+
+        String returnString = new String(c);
+        return returnString;
+    }
+
+    public static String digitUppercase(double n) {
+        String[] fraction = new String[]{"角", "分"};
+        String[] digit = new String[]{"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};
+        String[][] unit = new String[][]{{"元", "万", "亿"}, {"", "拾", "佰", "仟"}};
+        String head = n < 0.0D ? "负" : "";
+        n = Math.abs(n);
+        StringBuilder s = new StringBuilder();
+
+        int integerPart;
+        for (integerPart = 0; integerPart < fraction.length; ++integerPart) {
+            s.append((digit[(int) (Math.floor(n * 10.0D * Math.pow(10.0D, integerPart)) % 10.0D)] + fraction[integerPart]).replaceAll("(零.)+", ""));
+        }
+
+        if (s.length() == 0) {
+            s = new StringBuilder("整");
+        }
+
+        integerPart = (int) Math.floor(n);
+
+        for (int i = 0; i < unit[0].length && integerPart > 0; ++i) {
+            String p = "";
+
+            for (int j = 0; j < unit[1].length && n > 0.0D; ++j) {
+                p = digit[integerPart % 10] + unit[1][j] + p;
+                integerPart /= 10;
+            }
+
+            s.insert(0, p.replaceAll("(零.)*零$", "").replaceAll("^$", "零") + unit[0][i]);
+        }
+
+        return head + s.toString().replaceAll("(零.)*零元", "元").replaceFirst("(零.)+", "").replaceAll("(零.)+", "零").replaceAll("^整$", "零元整");
+    }
+}

src/main/java/com/inspect/simulator/utils/StrFormatter.java

@@ -0,0 +1,50 @@
+package com.inspect.simulator.utils;
+
+public class StrFormatter {
+    public static final String EMPTY_JSON = "{}";
+    public static final char C_BACKSLASH = '\\';
+    public static final char C_DELIM_START = '{';
+    public static final char C_DELIM_END = '}';
+
+    public static String format(String strPattern, Object... argArray) {
+        if (!StringUtils.isEmpty(strPattern) && !StringUtils.isEmpty(argArray)) {
+            int strPatternLength = strPattern.length();
+            StringBuilder sbuf = new StringBuilder(strPatternLength + 50);
+            int handledPosition = 0;
+
+            for (int argIndex = 0; argIndex < argArray.length; ++argIndex) {
+                int delimIndex = strPattern.indexOf("{}", handledPosition);
+                if (delimIndex == -1) {
+                    if (handledPosition == 0) {
+                        return strPattern;
+                    }
+
+                    sbuf.append(strPattern, handledPosition, strPatternLength);
+                    return sbuf.toString();
+                }
+
+                if (delimIndex > 0 && strPattern.charAt(delimIndex - 1) == 92) {
+                    if (delimIndex > 1 && strPattern.charAt(delimIndex - 2) == 92) {
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                        handledPosition = delimIndex + 2;
+                    } else {
+                        --argIndex;
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append('{');
+                        handledPosition = delimIndex + 1;
+                    }
+                } else {
+                    sbuf.append(strPattern, handledPosition, delimIndex);
+                    sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                    handledPosition = delimIndex + 2;
+                }
+            }
+
+            sbuf.append(strPattern, handledPosition, strPattern.length());
+            return sbuf.toString();
+        } else {
+            return strPattern;
+        }
+    }
+}

src/main/java/com/inspect/simulator/utils/StringUtils.java

@@ -0,0 +1,295 @@
+package com.inspect.simulator.utils;
+
+
+import org.springframework.util.AntPathMatcher;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+public class StringUtils extends org.apache.commons.lang3.StringUtils {
+    private static final String NULLSTR = "";
+    private static final char SEPARATOR = '_';
+    public static final String SLASH = "/";
+    public static final String COMMA = ",";
+    public static final String HASHTAG = "#";
+    public static final String UNDERLINE = "_";
+    public static final String QUESTION = "\\?";
+    public static final String AT = "@";
+    public static final String COLON = ":";
+    public static final String DASH = "-";
+    public static final String PERCENT = "%";
+
+    public static <T> T nvl(T value, T defaultValue) {
+        return value != null ? value : defaultValue;
+    }
+
+    public static boolean isEmpty(Collection<?> coll) {
+        return isNull(coll) || coll.isEmpty();
+    }
+
+    public static boolean isNotEmpty(Collection<?> coll) {
+        return !isEmpty(coll);
+    }
+
+    public static boolean isEmpty(Object[] objects) {
+        return isNull(objects) || objects.length == 0;
+    }
+
+    public static boolean isNotEmpty(Object[] objects) {
+        return !isEmpty(objects);
+    }
+
+    public static boolean isEmpty(Map<?, ?> map) {
+        return isNull(map) || map.isEmpty();
+    }
+
+    public static boolean isNotEmpty(Map<?, ?> map) {
+        return !isEmpty(map);
+    }
+
+    public static boolean isEmpty(String str) {
+        return isNull(str) || "".equals(str.trim());
+    }
+
+    public static boolean isNotEmpty(String str) {
+        return !isEmpty(str);
+    }
+
+    public static boolean isNull(Object object) {
+        return object == null;
+    }
+
+    public static boolean isNotNull(Object object) {
+        return !isNull(object);
+    }
+
+    public static boolean isArray(Object object) {
+        return isNotNull(object) && object.getClass().isArray();
+    }
+
+    public static String trim(String str) {
+        return str == null ? "" : str.trim();
+    }
+
+    public static String substring(String str, int start) {
+        if (str == null) {
+            return "";
+        } else {
+            if (start < 0) {
+                start += str.length();
+            }
+
+            if (start < 0) {
+                start = 0;
+            }
+
+            return start > str.length() ? "" : str.substring(start);
+        }
+    }
+
+    public static String substring(String str, int start, int end) {
+        if (str == null) {
+            return "";
+        } else {
+            if (end < 0) {
+                end += str.length();
+            }
+
+            if (start < 0) {
+                start += str.length();
+            }
+
+            if (end > str.length()) {
+                end = str.length();
+            }
+
+            if (start > end) {
+                return "";
+            } else {
+                if (start < 0) {
+                    start = 0;
+                }
+
+                if (end < 0) {
+                    end = 0;
+                }
+
+                return str.substring(start, end);
+            }
+        }
+    }
+
+    public static boolean hasText(String str) {
+        return str != null && !str.isEmpty() && containsText(str);
+    }
+
+    private static boolean containsText(CharSequence str) {
+        int strLen = str.length();
+
+        for (int i = 0; i < strLen; ++i) {
+            if (!Character.isWhitespace(str.charAt(i))) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public static String format(String template, Object... params) {
+        return !isEmpty(params) && !isEmpty(template) ? StrFormatter.format(template, params) : template;
+    }
+
+    public static boolean isHttp(String link) {
+        return startsWithAny(link, new CharSequence[]{"http://", "https://"});
+    }
+
+    public static String toUnderScoreCase(String str) {
+        if (str == null) {
+            return null;
+        } else {
+            StringBuilder sb = new StringBuilder();
+            boolean preCharIsUpperCase = true;
+            boolean curreCharIsUpperCase = true;
+            boolean nexteCharIsUpperCase = true;
+
+            for (int i = 0; i < str.length(); ++i) {
+                char c = str.charAt(i);
+                if (i > 0) {
+                    preCharIsUpperCase = Character.isUpperCase(str.charAt(i - 1));
+                } else {
+                    preCharIsUpperCase = false;
+                }
+
+                curreCharIsUpperCase = Character.isUpperCase(c);
+                if (i < str.length() - 1) {
+                    nexteCharIsUpperCase = Character.isUpperCase(str.charAt(i + 1));
+                }
+
+                if (preCharIsUpperCase && curreCharIsUpperCase && !nexteCharIsUpperCase) {
+                    sb.append('_');
+                } else if (i != 0 && !preCharIsUpperCase && curreCharIsUpperCase) {
+                    sb.append('_');
+                }
+
+                sb.append(Character.toLowerCase(c));
+            }
+
+            return sb.toString();
+        }
+    }
+
+    public static boolean inStringIgnoreCase(String str, String... strs) {
+        if (str != null && strs != null) {
+
+            for (String s : strs) {
+                if (str.equalsIgnoreCase(trim(s))) {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+
+    public static String convertToCamelCase(String name) {
+        StringBuilder result = new StringBuilder();
+        if (name != null && !name.isEmpty()) {
+            if (!name.contains("_")) {
+                return name.substring(0, 1).toUpperCase() + name.substring(1);
+            } else {
+                String[] camels = name.split("_");
+                for (String camel : camels) {
+                    if (!camel.isEmpty()) {
+                        result.append(camel.substring(0, 1).toUpperCase());
+                        result.append(camel.substring(1).toLowerCase());
+                    }
+                }
+
+                return result.toString();
+            }
+        } else {
+            return "";
+        }
+    }
+
+    public static String toCamelCase(String s) {
+        if (s == null) {
+            return null;
+        } else {
+            s = s.toLowerCase();
+            StringBuilder sb = new StringBuilder(s.length());
+            boolean upperCase = false;
+
+            for (int i = 0; i < s.length(); ++i) {
+                char c = s.charAt(i);
+                if (c == 95) {
+                    upperCase = true;
+                } else if (upperCase) {
+                    sb.append(Character.toUpperCase(c));
+                    upperCase = false;
+                } else {
+                    sb.append(c);
+                }
+            }
+
+            return sb.toString();
+        }
+    }
+
+    public static boolean matches(String str, List<String> strs) {
+        if (!isEmpty(str) && !isEmpty(strs)) {
+            Iterator<String> iterator = strs.iterator();
+
+            String pattern;
+            do {
+                if (!iterator.hasNext()) {
+                    return false;
+                }
+
+                pattern = iterator.next();
+            } while (!isMatch(pattern, str));
+
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public static boolean isMatch(String pattern, String url) {
+        AntPathMatcher matcher = new AntPathMatcher();
+        return matcher.match(pattern, url);
+    }
+
+    public static <T> T cast(Object obj) {
+        return (T) obj;
+    }
+
+    public static final String padl(Number num, int size) {
+        return padl(num.toString(), size, '0');
+    }
+
+    public static final String padl(String s, int size, char c) {
+        StringBuilder sb = new StringBuilder(size);
+        int len;
+        if (s != null) {
+            len = s.length();
+            if (s.length() > size) {
+                return s.substring(len - size, len);
+            }
+
+            for (int i = size - len; i > 0; --i) {
+                sb.append(c);
+            }
+
+            sb.append(s);
+        } else {
+            for (len = size; len > 0; --len) {
+                sb.append(c);
+            }
+        }
+
+        return sb.toString();
+    }
+}

src/main/java/com/inspect/simulator/utils/sftp/SftpClient.java

@@ -0,0 +1,209 @@
+package com.inspect.simulator.utils.sftp;
+
+import com.alibaba.fastjson.JSONObject;
+
+import com.inspect.simulator.constant.Color;
+import com.inspect.simulator.utils.StringUtils;
+import org.apache.commons.compress.utils.IOUtils;
+import org.apache.commons.net.ftp.FTPSClient;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.io.*;
+
+@Component
+public class SftpClient {
+    protected final Logger log = LoggerFactory.getLogger(this.getClass());
+
+    private final SftpLoginConfig sftpLoginConfig;
+    private final SftpFactory sftpFactory;
+
+    public SftpClient(SftpLoginConfig sftpLoginConfig, SftpFactory sftpFactory) {
+        this.sftpLoginConfig = sftpLoginConfig;
+        this.sftpFactory = sftpFactory;
+    }
+
+    public String upload(SftpUploadEntity sftpUploadEntity) throws Exception {
+//        final String tmp = sftpUploadEntity.getFileFullName();
+//        final String fileFullName = tmp.startsWith(sftpLoginConfig.getBasePath()) ? tmp : sftpLoginConfig.getBasePath() + tmp;
+        final String tmp = sftpUploadEntity.getFileFullName();
+        final String fileFullName = tmp.startsWith(sftpLoginConfig.getBasePath()) ? tmp : sftpLoginConfig.getBasePath() + tmp;
+
+        final String fileFullNameEx = StringUtils.isNotEmpty(sftpLoginConfig.getPrefix())
+                ? sftpLoginConfig.getPrefix() + fileFullName
+                : fileFullName;
+
+        log.info(Color.GREEN + "[FTP] fileFullName: {}, fileFullNameEx: {}" + Color.END, fileFullName, fileFullNameEx);
+        connect((ftps) -> {
+            log.info(Color.GREEN + "[FTP] UPLOAD Entity: {}" + Color.END, JSONObject.toJSONString(sftpUploadEntity));
+            String path = fileFullNameEx.substring(0, fileFullNameEx.lastIndexOf(StringUtils.SLASH));
+            mkdir(ftps, path);
+            boolean bOk = ftps.storeFile(fileFullNameEx, sftpUploadEntity.getInputStream());
+            log.info(Color.GREEN + "[FTP] UPLOAD {}, PATH: {}, FULL PATH: {}, REPLY CODE: {}, INFO: {}" + Color.END, bOk ? "OK" : "FAIL", path, fileFullNameEx, ftps.getReplyCode(), ftps.getReplyString());
+            sftpUploadEntity.getInputStream().close();
+        });
+        return sftpUploadEntity.toResultPath(sftpLoginConfig.getBasePath());
+    }
+
+    public String upload(SftpUploadEntity sftpUploadEntity, Upload upload) throws Exception {
+        final String tmp = sftpUploadEntity.getFileFullName();
+        final String fileFullName = tmp.startsWith(sftpLoginConfig.getBasePath()) ? tmp : sftpLoginConfig.getBasePath() + tmp;
+
+        final String fileFullNameEx = StringUtils.isNotEmpty(sftpLoginConfig.getPrefix())
+                ? sftpLoginConfig.getPrefix() + fileFullName
+                : fileFullName;
+
+        log.info("[FTP] fileFullName: {}, fileFullNameEx: {}", fileFullName, fileFullNameEx);
+        connect((ftps) -> {
+            String path = fileFullNameEx.substring(0, fileFullNameEx.lastIndexOf("/"));
+            mkdir(ftps, path);
+            log.info("[FTP] UPLOAD fileFullName: {}", fileFullNameEx);
+            OutputStream outputStream = ftps.storeFileStream(fileFullNameEx);
+            log.info("[FTP] UPLOAD outputStream: {}", outputStream);
+            upload.run(outputStream);
+            outputStream.close();
+            log.info("[FTP] UPLOAD OK: {}", fileFullNameEx);
+        });
+        return sftpUploadEntity.toResultPath(sftpLoginConfig.getBasePath());
+    }
+
+    public void mkdir(FTPSClient ftps, String path) throws IOException {
+        ftps.changeWorkingDirectory(StringUtils.SLASH);
+        String[] dirs = path.split(StringUtils.SLASH);
+        for (String dir : dirs) {
+            //log.info("[FTP] dir: {}", dir);
+            if (StringUtils.isEmpty(dir)) {
+                continue;
+            }
+
+            if (!ftps.changeWorkingDirectory(dir)) {
+                ftps.makeDirectory(dir);
+                ftps.changeWorkingDirectory(dir);
+            }
+        }
+    }
+
+    public void downLoad(String fileFullPath, Download download) throws Exception {
+        final String fileFullPathTmp
+                = fileFullPath.startsWith(sftpLoginConfig.getBasePath()) ? fileFullPath : sftpLoginConfig.getBasePath() + fileFullPath;
+
+        final String fileFullNameTmpEx = StringUtils.isNotEmpty(sftpLoginConfig.getPrefix()) ? sftpLoginConfig.getPrefix() + fileFullPathTmp : fileFullPathTmp;
+        log.info(Color.CYAN + "[FTP] fileFullPath: {}, fileFullNameTmpEx: {}" + Color.END, fileFullPath, fileFullPathTmp);
+        connect((ftps) -> {
+            InputStream inputStream = ftps.retrieveFileStream(fileFullNameTmpEx);
+            if (inputStream == null) {
+                log.error("[FTP] DOWNLOAD FAIL, EMPTY STREAM: {}", fileFullPath);
+            } else {
+                download.run(inputStream);
+                inputStream.close();
+            }
+        });
+    }
+
+    private void connect(JoinPoint joinPoint) throws Exception {
+        log.debug("[FTP} START <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
+        long start = System.currentTimeMillis();
+        FTPSClient ftps = sftpFactory.connect();
+        try {
+            ftps.setFileType(FTPSClient.BINARY_FILE_TYPE);
+        } catch (IOException e) {
+            log.error("[FTP] TIMEOUT, RETRY");
+            ftps = sftpFactory.connect();
+            ftps.setFileType(FTPSClient.BINARY_FILE_TYPE);
+            sftpFactory.init();
+        }
+
+        ftps.enterLocalPassiveMode();
+        ftps.enterLocalPassiveMode();
+        ftps.setFileTransferMode(FTPSClient.STREAM_TRANSFER_MODE);
+        ftps.execPROT("P");
+        log.debug("[FTP] CONN COST: {}", System.currentTimeMillis() - start);
+
+        start = System.currentTimeMillis();
+        joinPoint.run(ftps);
+        //log.info("[FTP] TRANSPORT COST: {}", System.currentTimeMillis() - start);
+        log.debug("[FTP] END >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
+        ftps.logout();
+    }
+
+    public interface Upload {
+        void run(OutputStream outputStream) throws Exception;
+    }
+
+    public interface Download {
+        void run(InputStream inputStream) throws Exception;
+    }
+
+    interface JoinPoint {
+        void run(FTPSClient ftpsClient) throws Exception;
+    }
+
+    public static void main(String[] args) throws Exception {
+//        try {
+//            FTPSClient ftps = new FTPSClient(true);
+//            ftps.connect("192.168.1.198", 990);
+//            boolean loginRes = ftps.login("ftpuser", "atia2018");
+//            System.out.println(loginRes);
+//            ftps.setFileType(2);
+//            //ftps.enterLocalPassiveMode();
+//            //ftps.enterLocalPassiveMode();
+//            ftps.setControlEncoding("UTF-8");
+//            ftps.setFileTransferMode(10);
+//            ftps.execPROT("P");
+//            ftps.storeFile("11.jpg", new FileInputStream("E:/1.jpg"));
+//
+//            String fileFullPathTmp = "1/2025/02/26/1339/CCD/1339_20250226095445_2023833_02160558340721910141.jpg";
+//            InputStream inputStream = ftps.retrieveFileStream(fileFullPathTmp);
+//            if (inputStream == null) {
+//                System.out.println("[FTP] DOWNLOAD FAIL, EMPTY STREAM:" + fileFullPathTmp);
+//            } else {
+//                File tempFile = File.createTempFile("E:\\test001234", ".jpg");
+//                tempFile.deleteOnExit();
+//                FileOutputStream out = new FileOutputStream(tempFile);
+//                IOUtils.copy(inputStream, out);
+//                inputStream.close();
+//            }
+//
+//
+//        } catch (Exception e) {
+//            e.printStackTrace();
+//        }
+
+        try {
+            FTPSClient ftps = new FTPSClient(true);
+//            ftps.connect("192.168.1.198", 21);
+//            boolean loginRes = ftps.login("hangtian", "123qweasd");
+//            ftps.connect("124.221.104.159", 10990);
+            // ftps.connect("124.221.104.159", 10990);
+                      ftps.connect("192.168.1.116", 10990);
+            boolean loginRes = ftps.login("ftpuser", "atia2018");
+            System.out.println(loginRes);
+            ftps.setFileType(2);
+//            ftps.enterLocalPassiveMode();
+            ftps.enterLocalPassiveMode();
+            ftps.setControlEncoding("UTF-8");
+            ftps.setFileTransferMode(10);
+            ftps.execPROT("P");
+            ftps.storeFile("1122234567.jpg", new FileInputStream("E:/1.jpg"));
+
+
+            String fileFullPathTmp = "1122.jpg";
+            //String fileFullPathTmp = "/home/hangtian/11.jpg";
+            InputStream inputStream = ftps.retrieveFileStream(fileFullPathTmp);
+            if (inputStream == null) {
+                System.out.println("[FTP] DOWNLOAD FAIL, EMPTY STREAM:" + fileFullPathTmp);
+            } else {
+                File tempFile = File.createTempFile("test0012345555", ".jpg");
+                tempFile.deleteOnExit();
+                FileOutputStream out = new FileOutputStream(tempFile);
+                IOUtils.copy(inputStream, out);
+                inputStream.close();
+            }
+
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/com/inspect/simulator/utils/sftp/SftpConstant.java

@@ -0,0 +1,6 @@
+package com.inspect.simulator.utils.sftp;
+
+public class SftpConstant {
+    public static final String CHANNEL_SNAP_PATH = "snap/";
+    public static final String FILE_SUFFIX_JPG = ".jpg";
+}

src/main/java/com/inspect/simulator/utils/sftp/SftpFactory.java

@@ -0,0 +1,121 @@
+package com.inspect.simulator.utils.sftp;
+
+import com.alibaba.fastjson.JSONObject;
+
+import com.inspect.simulator.constant.Color;
+import com.inspect.simulator.exception.ServiceException;
+import org.apache.commons.net.ftp.FTPSClient;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.PostConstruct;
+import java.io.IOException;
+import java.util.ArrayDeque;
+import java.util.Queue;
+
+@Component
+public class SftpFactory {
+    protected final Logger logger = LoggerFactory.getLogger(this.getClass());
+    @Autowired
+    private SftpLoginConfig sftpLoginConfig;
+    public volatile Queue<FTPSClient> queue = new ArrayDeque<>();
+    public int aliveNum = 20;
+    public int initNum = 5;
+
+    public synchronized FTPSClient getInstance() {
+        return !this.queue.isEmpty() ? this.queue.remove() : null;
+    }
+
+    public void reset() {
+        (new Thread(() -> {
+            if (this.queue.size() < this.aliveNum) {
+                try {
+                    this.queue.add(this.connect());
+                } catch (IOException var2) {
+                    ;
+                }
+
+            }
+        })).start();
+    }
+
+    @PostConstruct
+    public void init() throws IOException {
+        (new Thread(() -> {
+            this.queue.clear();
+
+            for (int i = 0; i < this.initNum; ++i) {
+                FTPSClient ftps = null;
+
+                try {
+                    ftps = this.connect();
+                    this.queue.add(ftps);
+                } catch (IOException e) {
+                    ;
+                } catch (ServiceException e) {
+                    if (!"Error".equals(e.getMessage())) {
+                        throw e;
+                    }
+                }
+            }
+
+        })).start();
+    }
+
+    public FTPSClient connect() throws IOException {
+        boolean isImplicit = "true".equals(sftpLoginConfig.getIsImplicit());
+        //boolean isImplicit = Boolean.getBoolean(sftpLoginConfig.getIsImplicit());
+        logger.info(Color.MAGENTA + "[FTP] sftpLoginConfig: {}" + Color.END, sftpLoginConfig);
+        FTPSClient ftps = new FTPSClient(isImplicit);
+        try {
+            ftps.setControlEncoding("UTF-8");
+            ftps.connect(sftpLoginConfig.getIp(), Integer.parseInt(sftpLoginConfig.getPort()));
+        } catch (Exception e) {
+            logger.error("[FTP] CONN FAIL: {}, CAUSE: {}", JSONObject.toJSONString(sftpLoginConfig), e.getMessage());
+            try {
+                Thread.sleep(1000L);
+            } catch (InterruptedException e2) {
+
+                ;
+            }
+
+            return connect();
+        }
+
+        boolean login = ftps.login(sftpLoginConfig.getUsername(), sftpLoginConfig.getPassword());
+        if (!login) {
+            throw new ServiceException("LOGIN TO FTP FAIL!");
+        } else {
+            return ftps;
+        }
+    }
+
+    public static void main(String[] args) {
+
+        for (int i = 0; i < 100; i++) {
+            try {
+                FTPSClient ftps = new FTPSClient(true);
+                ftps.setControlEncoding("UTF-8");
+                ftps.connect("192.168.1.198", 990);
+                //ftps.connect("192.168.1.116", 1990);
+                boolean login = ftps.login("ftpuser", "atia2018");
+                System.out.println("ss:" + login);
+
+
+            } catch (Exception var5) {
+
+                var5.printStackTrace();
+                try {
+                    Thread.sleep(1000L);
+                } catch (InterruptedException var4) {
+                    ;
+                }
+
+
+            }
+        }
+
+    }
+}

src/main/java/com/inspect/simulator/utils/sftp/SftpLoginConfig.java

@@ -0,0 +1,35 @@
+package com.inspect.simulator.utils.sftp;
+
+import lombok.Getter;
+import lombok.Setter;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Setter
+@Getter
+@Component
+@ConfigurationProperties(
+        prefix = "sftp"
+)
+public class SftpLoginConfig {
+    private String ip;
+    private String port;
+    private String username;
+    private String password;
+    private String isImplicit;
+    private String basePath;
+    private String prefix;
+
+    @Override
+    public String toString() {
+        return "SftpLoginConfig{" +
+                "ip='" + ip + '\'' +
+                ", port='" + port + '\'' +
+                ", username='" + username + '\'' +
+                ", password='" + password + '\'' +
+                ", isImplicit='" + isImplicit + '\'' +
+                ", basePath='" + basePath + '\'' +
+                ", prefix='" + prefix + '\'' +
+                '}';
+    }
+}

src/main/java/com/inspect/simulator/utils/sftp/SftpUploadEntity.java

@@ -0,0 +1,61 @@
+package com.inspect.simulator.utils.sftp;
+
+
+import com.inspect.simulator.utils.StringUtils;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.io.InputStream;
+import java.util.UUID;
+
+public class SftpUploadEntity {
+    @Getter
+    private String filePath = "";
+    @Getter
+    private String fileName = UUID.randomUUID().toString();
+    @Setter
+    @Getter
+    private String suffix = ".jpg";
+    @Setter
+    private String fileFullName;
+    @Setter
+    @Getter
+    private InputStream inputStream;
+
+    public SftpUploadEntity() {
+    }
+
+    public SftpUploadEntity(InputStream inputStream) {
+        this.inputStream = inputStream;
+    }
+
+    public void setFilePath(String filePath) {
+        this.filePath = filePath;
+        if (filePath.contains(".")) {
+            String[] split = filePath.split("\\.");
+            this.filePath = split[0];
+            this.suffix = "." + split[split.length - 1];
+        } else if (!filePath.endsWith("/")) {
+            this.filePath = this.filePath + "/";
+        }
+    }
+
+    public void setFileName(String fileName) {
+        this.fileName = fileName;
+        if (fileName.contains(".")) {
+            String[] split = fileName.split("\\.");
+            this.fileName = split[0];
+            this.suffix = "." + split[split.length - 1];
+        }
+
+    }
+
+    public String getFileFullName() {
+        return !StringUtils.isEmpty(this.fileFullName) ? this.fileFullName : this.filePath + this.fileName + this.suffix;
+    }
+
+    public String toResultPath(String basePath) {
+        this.fileFullName = this.getFileFullName();
+        return this.fileFullName.startsWith(basePath) ? this.fileFullName.replaceFirst(basePath, "") : this.fileFullName;
+    }
+}

src/main/java/com/inspect/simulator/utils/sftp/ftpClient.java

@@ -0,0 +1,120 @@
+package com.inspect.simulator.utils.sftp;
+
+
+import com.inspect.simulator.utils.StringUtils;
+import org.apache.commons.net.ftp.FTPClient;
+import org.apache.commons.net.ftp.FTPFile;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+@Component
+public class ftpClient {
+    protected final Logger logger = LoggerFactory.getLogger(this.getClass());
+    @Autowired
+    private static SftpClient sftpClient;
+
+    public static InputStream login(String host, int port, String username, String password, String fileName, String path) throws Exception {
+        InputStream inputStream = null;
+        FTPClient ftp = new FTPClient();
+        ftp.setControlEncoding("UTF-8");
+        ftp.connect(host, port);
+        boolean success = ftp.login(username, password);
+        if (success) {
+            inputStream = downLoad(ftp, fileName, path);
+            logout(ftp);
+        }
+
+        return inputStream;
+    }
+
+    public static void logout(FTPClient ftps) throws IOException {
+        if (ftps != null && ftps.isConnected()) {
+            ftps.disconnect();
+        }
+
+    }
+
+    public static boolean existFile(FTPClient ftp, String path, String fileName) throws IOException {
+        boolean flag = false;
+        String[] str = path.split(StringUtils.SLASH);
+
+        for (String s : str) {
+            ftp.changeWorkingDirectory(s);
+        }
+
+        FTPFile[] files = ftp.listFiles();
+        if (files != null) {
+            for (FTPFile file : files) {
+                if (file.getName().equals(fileName)) {
+                    System.out.println("File exists." + fileName);
+                    flag = true;
+                    break;
+                }
+            }
+        }
+
+        return flag;
+    }
+
+    public static void mkdir(FTPClient ftps, String path) throws IOException {
+        String[] split = path.split(StringUtils.SLASH);
+        ftps.changeWorkingDirectory(StringUtils.SLASH);
+        for (String str : split) {
+            if (ftps.changeWorkingDirectory(str)) {
+                ftps.changeWorkingDirectory(str);
+            } else {
+                ftps.makeDirectory(str);
+                ftps.changeWorkingDirectory(str);
+            }
+        }
+
+    }
+
+    public static InputStream downLoad(FTPClient ftp, String fileName, String path) {
+        InputStream inputStream = null;
+
+        Object object;
+        try {
+            ftp.enterLocalPassiveMode();
+            ftp.setFileType(2);
+            boolean bl = existFile(ftp, path, fileName);
+            if (bl) {
+                inputStream = ftp.retrieveFileStream(path);
+                ftp.logout();
+                return inputStream;
+            }
+
+            object = null;
+        } catch (Exception e) {
+            e.printStackTrace();
+            return inputStream;
+        } finally {
+            try {
+                if (ftp.isConnected()) {
+                    ftp.disconnect();
+                }
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+
+        }
+
+        return (InputStream) object;
+    }
+
+    public static void main(String[] args) throws Exception {
+        String host = "10.10.18.92";
+        int port = 21;
+        String username = "xg";
+        String password = "Xg@123456";
+        String fileName = "极1低,极1高,极2高,极2低巡检任务20240226150000.xls";
+        String path = "//极1低,极1高,极2高,极2低巡检任务20240226150000/";
+        InputStream str = login(host, port, username, password, fileName, path);
+        System.out.println(str == null);
+    }
+}