Java SequenceInputStream read()方法
java.io.SequenceInputStream.read() 用于从输入流中读取下一个数据字节。
1 语法
public int read()
2 参数
无
3 返回值
返回数据的下一个字节,如果到达流的末尾,则返回-1。
4 示例
package com.yiidian;
/**
* 一点教程网: http://www.yiidian.com
*/
/**
* java.io.SequenceInputStream.read()方法的例子
*/
import java.io.*;
public class Demo {
public static void main(String[] args) {
// create two new strings with 5 characters each
String s1 = "Hello";
String s2 = "World";
// create 2 input streams
byte[] b1 = s1.getBytes();
byte[] b2 = s2.getBytes();
ByteArrayInputStream is1 = new ByteArrayInputStream(b1);
ByteArrayInputStream is2 = new ByteArrayInputStream(b2);
// create a new Sequence Input Stream
SequenceInputStream sis = new SequenceInputStream(is1, is2);
try {
// read 10 characters, 5 from each stream
for (int i = 0; i < 10; i++) {
char c = (char) sis.read();
System.out.print("" + c);
}
// change line
System.out.println();
// close the streams
sis.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
输出结果为:
HelloWorld
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