package 练习;
import org.junit.Test;
import java.io.*;
public class BufferReaderWriterDemo {
@Test
public void testBufferedReaderDemo() {
BufferedReader br= null;
try {
File file=new File("F:\\java92\\src\\练习\\world");
FileReader fr=new FileReader(file);
br = new BufferedReader(fr);
String str=null;
while ( ( str=br.readLine() )!= null) {
System.out.println(str);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (br!=null) {
br.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
@Test
public void testBufferedWriterDemo() {
BufferedWriter bw= null;
try {
File file=new File("F:\\java92\\src\\练习\\world3");
FileWriter fw=new FileWriter(file);
bw = new BufferedWriter(fw);
bw.write("软件工");
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bw!=null) {
bw.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
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