inputstream.read(byte[] b,int off,int len)和write读写硬盘次数？

InputStream的read(byte[] b,int off,int len)方法求助如果有数据就把数据读取到buf中,并返回读取到的字节数,也就是443,再次调用read方法才返回-1

public int read(byte[] b, int off, int len) throws IOException 将输入流中最多 len 个数据字节读入字节数组。尝试读取多达 len 字节,但可能读取较少数量...

java.io.InputStream的read()和read(byte[] b)和read(byte[] b, int off,...write(byte[] b)和write(byte[] b, int off, int len) 和te(int b)...

java.io.InputStream.read(byte[] b, int off, int len)方 法从输入流读取转换为字节数组数据达到len个字节。如果参数len为0,则读取任何字节并返回0;否则有...

基于java的InputStream.read(byte[] b,int off,int len)算法学习 public int read(byte[] b, int off, int len) throws IOException 将输入流中最多 len ...

基于java的InputStream.read(byte[] b,int off,int len)算法学习! (2011-01-19 22:29:58) 转载▼ 标签: 杂谈 分类: 过去3年的历史博文 public static by...

java流中read(byte[] b)和read(byte[] b,int off,int len)有什么区别 java io InputStream in = new FileInputStream(sourcePath); byte[] b = new byte...

ByteArrayInputStream bi = new ByteArrayInputStream(...while ((i = bi.read(buffer)) > 0) { p(...用write(byte[] b,int off,int len)来写入文件-...

The java.io.InputStream.read(byte[] b, int off, int len) method reads upto len bytes of data from the input stream into an array of bytes. If ...

InputStream: read(byte[] b, int off, int len) import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io....