| <dependency> |
| <groupId>commons-io</groupId> |
| <artifactId>commons-io</artifactId> |
| <version>2.4</version> |
| </dependency> |
| import org.apache.commons.io.FileUtils; |
| import org.apache.commons.io.FilenameUtils; |
| import org.junit.Test; |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.charset.StandardCharsets; |
| import java.util.List; |
| |
| public class IoTest { |
| |
| |
| |
| |
| |
| @Test |
| public void test3() throws IOException { |
| String path = "E:\\ideaProjects2\\utils-demo\\src\\test\\resources\\1.txt"; |
| |
| System.out.println(FilenameUtils.getBaseName(path)); |
| |
| System.out.println(FilenameUtils.getExtension(path)); |
| } |
| |
| |
| |
| |
| @Test |
| public void test2() throws IOException { |
| String path = "E:\\ideaProjects2\\utils-demo\\src\\test\\resources\\1.txt"; |
| List<String> list = FileUtils.readLines(new File(path), StandardCharsets.UTF_8); |
| System.out.println(list.size()); |
| } |
| |
| |
| |
| |
| @Test |
| public void test1() throws IOException { |
| String path = "E:\\ideaProjects2\\utils-demo\\src\\test\\resources\\1.txt"; |
| String string = FileUtils.readFileToString(new File(path), StandardCharsets.UTF_8); |
| System.out.println(string); |
| } |
| |
| } |
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