<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>30.1-jre</version>
</dependency>
</dependencies>
import com.google.common.io.Files;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
public class FileReaderExample {
public static void main(String[] args) throws IOException {
File file = new File("path/to/file.txt");
String content = Files.asCharSource(file, StandardCharsets.UTF_8).read();
System.out.println(content);
}
}
import com.google.common.io.Files;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
public class FileWriterExample {
public static void main(String[] args) throws IOException {
File file = new File("path/to/file.txt");
String content = "Hello, Guava!";
Files.asCharSink(file, StandardCharsets.UTF_8).write(content);
}
}
import com.google.common.io.Files;
import java.io.File;
import java.io.IOException;
public class FileCopyExample {
public static void main(String[] args) throws IOException {
File sourceFile = new File("path/to/source.txt");
File targetFile = new File("path/to/target.txt");
Files.copy(sourceFile, targetFile);
}
}
import com.google.common.io.Closer;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
public class ResourceCloserExample {
public static void main(String[] args) throws IOException {
Closer closer = Closer.create();
try {
File file = new File("path/to/file.txt");
FileReader fileReader = closer.register(new FileReader(file));
} finally {
closer.close();
}
}
}
