IO流有关问题
IO流问题
各位帮小弟看看我这小测试程序的错误之处!
import java.io.*;
public class TestDateStream {
public static void main(String[] args) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
DateOutputStream dos = new DateOutputStream(baos);
DataOutputStream dos = new DataOutputStream(baos);
try {
baos.writeDouble(Math.random());
baos.writeBoolean(true);
ByteArrayInputStream bais = new ByteArrayInoutStream(baos.toByteArray());
System.out.println(bais.available());
DateInputStream dis = new DateInputStream(bais);
System.out.println(dis.readDouble());
System.out.println(dis.readBoolean());
dos.close();
dis.close();
} catch(IOException e) {
e.printStackTrace();
}
}
}
------解决方案--------------------
DateOutputStream dos = new DateOutputStream(baos);
DataOutputStream dos = new DataOutputStream(baos);
为啥弄两遍?着肯定错啊。
------解决方案--------------------
LZ全是拼写错误啊,注释部分是你的。
各位帮小弟看看我这小测试程序的错误之处!
import java.io.*;
public class TestDateStream {
public static void main(String[] args) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
DateOutputStream dos = new DateOutputStream(baos);
DataOutputStream dos = new DataOutputStream(baos);
try {
baos.writeDouble(Math.random());
baos.writeBoolean(true);
ByteArrayInputStream bais = new ByteArrayInoutStream(baos.toByteArray());
System.out.println(bais.available());
DateInputStream dis = new DateInputStream(bais);
System.out.println(dis.readDouble());
System.out.println(dis.readBoolean());
dos.close();
dis.close();
} catch(IOException e) {
e.printStackTrace();
}
}
}
------解决方案--------------------
DateOutputStream dos = new DateOutputStream(baos);
DataOutputStream dos = new DataOutputStream(baos);
为啥弄两遍?着肯定错啊。
------解决方案--------------------
LZ全是拼写错误啊,注释部分是你的。
- Java code
import java.io.*; public class TestDateStream { public static void main(String[] args) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); //DateOutputStream dos = new DateOutputStream(baos); DataOutputStream dos = new DataOutputStream(baos); try { // baos.writeDouble(Math.random()); // baos.writeBoolean(true); dos.writeDouble(Math.random()); dos.writeBoolean(true); //ByteArrayInputStream bais = new ByteArrayInoutStream( ByteArrayInputStream bais = new ByteArrayInputStream( baos.toByteArray()); System.out.println(bais.available()); //DateInputStream dis = new DateInputStream(bais); DataInputStream dis = new DataInputStream(bais); System.out.println(dis.readDouble()); System.out.println(dis.readBoolean()); dos.close(); dis.close(); } catch (IOException e) { e.printStackTrace(); } } }