java逐行讀取文件(讀取文件每一行、按行讀取文件)附帶詳細(xì)代碼
BufferedReader
最快的讀取每一行
@Test public void bufferReaderTest() { try (BufferedReader bufferedReader = new BufferedReader(new FileReader("D:\\aa.txt"))) { String line; while ((line = bufferedReader.readLine()) != null) { // 處理每一行數(shù)據(jù) ..... } } catch (Exception e) { log.error(e.getMessage(), e); } }
Scanner
相比較Scanner慢一點(diǎn)
@Test public void scannerTest() { try (Scanner scanner = new Scanner(new File("D:\\aa.txt"))) { while (scanner.hasNextLine()) { // 處理每一行數(shù)據(jù) ..... String line = scanner.nextLine(); } } catch (Exception e) { log.error(e.getMessage(), e); } }
RandomAccessFile
行數(shù)達(dá)到一定規(guī)模,使用此方法讀取會(huì)非常慢
@Test public void randomAccessFileTest() { try (RandomAccessFile accessFile = new RandomAccessFile("D:\\aa.txt", "r")) { String line; while ((line = accessFile.readLine()) != null) { // 處理每一行數(shù)據(jù) ..... } } catch (Exception e) { log.error(e.getMessage(), e); } }
Files
一次把所有數(shù)據(jù)都讀到內(nèi)存中,當(dāng)文件非常大時(shí),會(huì)消耗掉內(nèi)存資源導(dǎo)致程序崩掉,文件規(guī)模小推薦使用
@Test public void filesTest() { try { List<String> lines = Files.readAllLines(Paths.get("D:\\aa.txt")); lines.forEach(line -> { // 處理每一行數(shù)據(jù) ..... }); } catch (Exception e) { log.error(e.getMessage(), e); } }
示例代碼
統(tǒng)計(jì)每一行日志ip出現(xiàn)的次數(shù)
package io; import lombok.extern.slf4j.Slf4j; import org.junit.Test; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.RandomAccessFile; import java.nio.file.Files; import java.nio.file.Paths; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Scanner; /** * @Author: Lisy * @Date: 2023/04/17/9:51 * @Description: 讀取文件中每一行的數(shù)據(jù) */ @Slf4j public class ReadLineTest { private final String FILE_NAME = "D:\\aa.txt"; private Map<String, Integer> StringMap = new HashMap<>(); @Test public void bufferReaderTest() { try (BufferedReader bufferedReader = new BufferedReader(new FileReader("D:\\aa.txt"))) { String line; while ((line = bufferedReader.readLine()) != null) { // 處理每一行數(shù)據(jù) ..... processLines(line); } } catch (Exception e) { log.error(e.getMessage(), e); } print("BufferedReader"); } @Test public void scannerTest() { try (Scanner scanner = new Scanner(new File(FILE_NAME))) { while (scanner.hasNextLine()) { // 處理每一行數(shù)據(jù) ..... String line = scanner.nextLine(); processLines(line); } } catch (Exception e) { log.error(e.getMessage(), e); } print("Scanner"); } @Test public void randomAccessFileTest() { try (RandomAccessFile accessFile = new RandomAccessFile(FILE_NAME, "r")) { String line; while ((line = accessFile.readLine()) != null) { // 處理每一行數(shù)據(jù) ..... processLines(line); } } catch (Exception e) { log.error(e.getMessage(), e); } print("RandomAccessFile"); } @Test public void filesTest() { try { List<String> lines = Files.readAllLines(Paths.get(FILE_NAME)); // lines.forEach(line -> { // // 處理每一行數(shù)據(jù) ..... // processLines(line); // }); // 處理每一行數(shù)據(jù) .....,方法引用更簡(jiǎn)潔 lines.forEach(this::processLines); } catch (Exception e) { log.error(e.getMessage(), e); } print("Files.readAllLines"); } private void print(String name) { log.info("************* {} *******************", name); StringMap.forEach((k, v) -> { if (v != 1) { log.info("ip: {} count: {}", k, v); } }); StringMap.clear(); } private void processLines(String line) { String[] subLine = line.split(" "); String ip = subLine[subLine.length - 1]; if (StringMap.containsKey(ip)) { Integer integer = StringMap.get(ip); StringMap.put(ip, integer + 1); } else { StringMap.put(ip, 1); } } }
測(cè)試數(shù)據(jù)
2023-04-14 09:50:51,211 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.172
2023-04-14 09:50:51,211 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,212 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,212 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.69
2023-04-14 09:50:51,212 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.159
2023-04-14 09:50:51,212 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.161
2023-04-14 09:50:51,213 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.68
2023-04-14 09:50:51,213 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.186
2023-04-14 09:50:51,213 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.74
2023-04-14 09:50:51,213 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,214 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,214 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.95
2023-04-14 09:50:51,214 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.87
2023-04-14 09:50:51,214 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.127
2023-04-14 09:50:51,215 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.91
2023-04-14 09:50:51,215 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.115
2023-04-14 09:50:51,216 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.198
2023-04-14 09:50:51,216 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.105
2023-04-14 09:50:51,216 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,216 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,217 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.77
2023-04-14 09:50:51,217 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.125
2023-04-14 09:50:51,217 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,217 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.173
2023-04-14 09:50:51,218 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.129
2023-04-14 09:50:51,218 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.208
2023-04-14 09:50:51,218 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.211
2023-04-14 09:50:51,218 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.63
2023-04-14 09:50:51,219 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.170
2023-04-14 09:50:51,219 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.195
2023-04-14 09:50:51,219 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.181
2023-04-14 09:50:51,219 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.180
2023-04-14 09:50:51,220 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.61
2023-04-14 09:50:51,220 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.201
2023-04-14 09:50:51,220 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.90
2023-04-14 09:50:51,220 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.26
2023-04-14 09:50:51,221 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.200
2023-04-14 09:50:51,221 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.126
2023-04-14 09:50:51,221 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.192
2023-04-14 09:50:51,221 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.96
2023-04-14 09:50:51,221 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.59
2023-04-14 09:50:51,222 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.50
2023-04-14 09:50:51,222 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,222 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,223 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.125
2023-04-14 09:50:51,223 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.82
2023-04-14 09:50:51,223 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.150
2023-04-14 09:50:51,223 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.209
2023-04-14 09:50:51,224 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.170
2023-04-14 09:50:51,224 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.51
2023-04-14 09:50:51,224 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.152
2023-04-14 09:50:51,224 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.21
2023-04-14 09:50:51,224 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.71
2023-04-14 09:50:51,225 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.88
2023-04-14 09:50:51,225 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.188
2023-04-14 09:50:51,225 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.187
2023-04-14 09:50:51,225 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.81
2023-04-14 09:50:51,226 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.155
2023-04-14 09:50:51,226 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.57
2023-04-14 09:50:51,226 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.148
2023-04-14 09:50:51,226 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.156
2023-04-14 09:50:51,226 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.154
2023-04-14 09:50:51,227 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.146
2023-04-14 09:50:51,227 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.160
2023-04-14 09:50:51,227 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,227 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.123
2023-04-14 09:50:51,227 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,228 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.184
2023-04-14 09:50:51,228 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.151
2023-04-14 09:50:51,228 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.182
2023-04-14 09:50:51,229 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.113
2023-04-14 09:50:51,229 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.89
2023-04-14 09:50:51,229 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.191
2023-04-14 09:50:51,229 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.205
2023-04-14 09:50:51,229 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,230 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.74
2023-04-14 09:50:51,230 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.127
2023-04-14 09:50:51,230 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.157
2023-04-14 09:50:51,230 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.165
2023-04-14 09:50:51,231 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.122
2023-04-14 09:50:51,231 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.162
2023-04-14 09:50:51,231 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.183
2023-04-14 09:50:51,231 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.202
2023-04-14 09:50:51,232 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.166
2023-04-14 09:50:51,232 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,234 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.210
2023-04-14 09:50:51,234 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.93
2023-04-14 09:50:51,234 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.171
2023-04-14 09:50:51,234 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.204
2023-04-14 09:50:51,235 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.207
2023-04-14 09:50:51,235 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.199
2023-04-14 09:50:51,235 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.124
2023-04-14 09:50:51,235 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,236 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.123
2023-04-14 09:50:51,236 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.107
2023-04-14 09:50:51,236 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.169
2023-04-14 09:50:51,236 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.76
2023-04-14 09:50:51,236 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.94
2023-04-14 09:50:51,237 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.176
2023-04-14 09:50:51,237 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.24
2023-04-14 09:50:51,237 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.177
2023-04-14 09:50:51,237 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.23
2023-04-14 09:50:51,238 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.149
2023-04-14 09:50:51,238 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.75
2023-04-14 09:50:51,238 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.62
2023-04-14 09:50:51,239 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,239 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,239 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.70
2023-04-14 09:50:51,239 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.197
2023-04-14 09:50:51,239 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,240 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.174
2023-04-14 09:50:51,240 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.114
2023-04-14 09:50:51,240 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.121
2023-04-14 09:50:51,240 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.189
2023-04-14 09:50:51,241 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.106
2023-04-14 09:50:51,241 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.126
2023-04-14 09:50:51,241 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.153
2023-04-14 09:50:51,241 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.167
2023-04-14 09:50:51,242 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,242 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.190
2023-04-14 09:50:51,242 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.175
2023-04-14 09:50:51,242 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.206
2023-04-14 09:50:51,243 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.108
2023-04-14 09:50:51,243 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.112
2023-04-14 09:50:51,243 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.194
2023-04-14 09:50:51,243 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.25
2023-04-14 09:50:51,244 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.185
2023-04-14 09:50:51,244 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.179
2023-04-14 09:50:51,244 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.60
2023-04-14 09:50:51,244 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,245 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.117
2023-04-14 09:50:51,245 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.64
2023-04-14 09:50:51,245 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.193
2023-04-14 09:50:51,245 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.92
2023-04-14 09:50:51,245 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.147
2023-04-14 09:50:51,246 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.116
2023-04-14 09:50:51,246 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.101
2023-04-14 09:50:51,246 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.196
2023-04-14 09:50:51,246 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.203
2023-04-14 09:50:51,246 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.86
2023-04-14 09:50:51,247 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.163
2023-04-14 09:50:51,247 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.178
2023-04-14 09:50:51,247 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.67
2023-04-14 09:50:51,247 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.97
2023-04-14 09:50:51,248 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.145
2023-04-14 09:50:51,248 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.158
2023-04-14 09:50:51,248 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.124
2023-04-14 09:50:51,248 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.111
2023-04-14 09:50:51,248 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.99
2023-04-14 09:50:51,249 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.106.128
2023-04-14 09:50:51,249 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.168
2023-04-14 09:50:51,249 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.128
2023-04-14 09:50:51,249 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 172.31.93.22
2023-04-14 09:50:51,252 INFO [SpringContextShutdownHook] c.i.w.i.WebSocketServiceImpl.onClosing(496) : connection close 192.168.8.164
總結(jié)
到此這篇關(guān)于java逐行讀取文件(讀取文件每一行、按行讀取文件)的文章就介紹到這了,更多相關(guān)java逐行讀取文件內(nèi)容請(qǐng)搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
相關(guān)文章
java實(shí)現(xiàn)在性能測(cè)試中進(jìn)行業(yè)務(wù)驗(yàn)證實(shí)例
這篇文章主要為大家介紹了java實(shí)現(xiàn)在性能測(cè)試中進(jìn)行業(yè)務(wù)驗(yàn)證實(shí)例,有需要的朋友可以借鑒參考下,希望能夠有所幫助,祝大家多多進(jìn)步,早日升職加薪2022-07-07Java實(shí)現(xiàn)一個(gè)簡(jiǎn)單的線程池代碼示例
線程池是管理線程的一個(gè)池子,通過阻塞隊(duì)列管理任務(wù),主要參數(shù)包括corePoolSize、maximumPoolSize、keepAliveTime等,這篇文章主要介紹了Java實(shí)現(xiàn)一個(gè)簡(jiǎn)單的線程池的相關(guān)資料,需要的朋友可以參考下2024-09-09使用Java將字符串在ISO-8859-1和UTF-8之間相互轉(zhuǎn)換
大家都知道在一些情況下,我們需要特殊的編碼格式,如:UTF-8,但是系統(tǒng)默認(rèn)的編碼為ISO-8859-1,遇到這個(gè)問題,該如何對(duì)字符串進(jìn)行兩個(gè)編碼的轉(zhuǎn)換呢,下面小編給大家分享下java中如何在ISO-8859-1和UTF-8之間相互轉(zhuǎn)換,感興趣的朋友一起看看吧2021-12-12Jmeter解析返回參數(shù)以及解析并操作json方式
本文總結(jié)了Java或JMeter的BeanShell腳本中處理JSON字符串的常用操作,包括解析JSON數(shù)組、JSON對(duì)象和嵌套的JSON字符串,并提供了示例代碼和打印結(jié)果2025-02-02Spring使用注解進(jìn)行引用類型的自動(dòng)裝配逐步分析
自動(dòng)裝配是springboot的核心,一般提到自動(dòng)裝配就會(huì)和springboot聯(lián)系在一起。實(shí)際上Spring Framework早就實(shí)現(xiàn)了這個(gè)功能。Spring Boot只是在其基礎(chǔ)上,通過SPI的方式,做了進(jìn)一步優(yōu)化2023-03-03Spring Boot基礎(chǔ)學(xué)習(xí)之Mybatis操作中使用Redis做緩存詳解
這篇文章主要給大家介紹了關(guān)于Spring Boot基礎(chǔ)學(xué)習(xí)之Mybatis操作中使用Redis做緩存的相關(guān)資料,文中通過示例代碼介紹的非常詳細(xì),對(duì)大家學(xué)習(xí)或者使用spring boot具有一定的參考學(xué)習(xí)價(jià)值,需要的朋友們下面來一起看看吧2018-11-11詳解Spring框架之基于Restful風(fēng)格實(shí)現(xiàn)的SpringMVC
這篇文章主要介紹了詳解Spring框架之基于Restful風(fēng)格實(shí)現(xiàn)的SpringMVC,具有一定的參考價(jià)值,感興趣的小伙伴們可以參考一下2017-05-05