05:15:55.344 sms [asyncTaskExecutor-1] ERROR cc.mrbird.common.util.AddressUtils 54 - 獲取地址資訊異常：{}
java.io.FileNotFoundException: class path resource [ip2region/ip2region.db] cannot be resolved to absolute file path because it does not reside in the file system: jar:file:/app.jar!/BOOT-INF/classes!/ip2region/ip2region.db
	at org.springframework.util.ResourceUtils.getFile(ResourceUtils.java:217)
	at org.springframework.core.io.AbstractFileResolvingResource.getFile(AbstractFileResolvingResource.java:133)
	at cc.mrbird.common.util.AddressUtils.getCityInfo(AddressUtils.java:25)
	at cc.mrbird.system.service.impl.LogServiceImpl.saveLog(LogServiceImpl.java:94)
	at cc.mrbird.system.service.impl.LogServiceImpl$$FastClassBySpringCGLIB$$f6e62249.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:746)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688)
	at cc.mrbird.system.service.impl.LogServiceImpl$$EnhancerBySpringCGLIB$$3e5323c8.saveLog(<generated>)
	at cc.mrbird.system.service.impl.LogServiceImpl$$FastClassBySpringCGLIB$$f6e62249.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:746)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
	at org.springframework.aop.interceptor.AsyncExecutionInterceptor.lambda$invoke$0(AsyncExecutionInterceptor.java:115)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
 

 public static String getCityInfo(String ip) {
        try {
//            Resource resource = new ClassPathResource("ip2region/ip2region.db");
//            File file = resource.getFile();
//            if (!file.exists()) {
//                
//            }
            String dbPath = AddressUtils.class.getResource("/ip2region/ip2region.db").getPath();
            File file = new File(dbPath);
            if (file.exists() == false) {

                String tmpDir = System.getProperties().getProperty("java.io.tmpdir");
                dbPath = tmpDir + "ip.db";
                System.out.println(dbPath);
                file = new File(dbPath);
                FileUtils.copyInputStreamToFile(AddressUtils.class.getClassLoader().getResourceAsStream("classpath:ip2region/ip2region.db"), file);

            }

            int algorithm = DbSearcher.BTREE_ALGORITHM;
            DbConfig config = new DbConfig();
            DbSearcher searcher = new DbSearcher(config, file.getPath());
            Method method = null;
            switch (algorithm) {
                case DbSearcher.BTREE_ALGORITHM:
                    method = searcher.getClass().getMethod("btreeSearch", String.class);
                    break;
                case DbSearcher.BINARY_ALGORITHM:
                    method = searcher.getClass().getMethod("binarySearch", String.class);
                    break;
                case DbSearcher.MEMORY_ALGORITYM:
                    method = searcher.getClass().getMethod("memorySearch", String.class);
                    break;
                default:
                    method = searcher.getClass().getMethod("memorySearch", String.class);
                    break;
            }
            DataBlock dataBlock = null;
            if (!Util.isIpAddress(ip)) {
                log.error("Error: Invalid ip address");
            }
            dataBlock = (DataBlock) method.invoke(searcher, ip);
            return dataBlock.getRegion();
        } catch (Exception e) {
            log.error("獲取地址資訊異常：{}", e);
        }
        return "";
    }