标签:Java stream fos 输入输出 FileOutputStream File path new byte
I/O stream
File
File f =new File()path
getPath()
delete()
exists()
list()
byte
InputStream or OutputStream (abstract
FileInputStream/FileOutputStream
FileInputStream i=new FileInputStream(path or File)
read()/write() //one byte
read(byte b[])/write(byte[]b)
close()
FilterInputStream
DataInputstream or.. 转换
OutputStream fos=new FileOutputStream(path) // FileOutputStream fos=new FileOutputStream(path)
DataOutputStrean dos =new DataOutputStrean(fos)
readInt()/writeDouble() # one unit
#####BufferedInputStream
flush()
read(byte b[]) write(byte[] b)
PrintStream
FileOutputStream fos=new FileOutputStream(path or File)
PrintStream ps=new PrintStream(fos)
print()
println()
char
Reader ###Writer
InputStreamReader / OutputStreamWriter
FileOutputStream fos=new FileOutputStream(path or File)
Writer ow=new OutputStreamWriter(fos) //字节转字符!
FileReader/FileWriter
实质还是字节输入输出类转换
FileReader fr=new FileReader(path or File)
//InputStreamReader子类实质还是字节转
read() write()
BufferedWriter/Reader
PrintWriter
RandomAccessFile
感觉这个挺有用
RandomAccessFile rf=new RandomAccessFile(path/File,"r/rw")
read()write()
seek() pointer
标签:Java,stream,fos,输入输出,FileOutputStream,File,path,new,byte 来源: https://www.cnblogs.com/impw/p/15409127.html
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