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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
java.lang.Objectjavax.imageio.stream.ImageInputStreamImpl
javax.imageio.stream.ImageOutputStreamImpl
javax.imageio.stream.FileCacheImageOutputStream
public class FileCacheImageOutputStream
Ãâ·ÂÀ» º¸Åë
ÀÇ OutputStream
¿¡ Ãâ·ÂÇÏ´Â ImageOutputStream
±¸ÇöÀÔ´Ï´Ù. ÆÄÀÏÀº µ¥ÀÌÅ͸¦ Ãâ·Â ½ºÆ®¸²¿¡ Ç÷¡½Ã ÇÒ ¶§±îÁö ij½¬·Î¼ »ç¿ëµË´Ï´Ù.
ÇÊµå °³¿ä |
---|
Ŭ·¡½º javax.imageio.stream. ImageInputStreamImpl À¸·ÎºÎÅÍ »ó¼ÓµÈ Çʵå |
---|
bitOffset,
byteOrder,
flushedPos,
streamPos |
»ý¼ºÀÚ °³¿ä | |
---|---|
FileCacheImageOutputStream (OutputStream stream,
File cacheDir)
ÁöÁ¤µÈ outputStream ¿¡
ÀÇ write¸¦ ½Ç½ÃÇÏ´Â FileCacheImageOutputStream ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
---|---|
void |
close ()
ÀÌ FileCacheImageOututStream ¸¦ ´Ý½À´Ï´Ù. |
void |
flushBefore (long pos)
Áö½Ã¹ÞÀº À§Ä¡º¸´Ù ÀüÀÇ ÃʱâÀÇ ½ºÆ®¸² ºÎºÐÀ» ÆÄ±âÇÕ´Ï´Ù. |
boolean |
isCached ()
ÈĹ濡ÀÇ ½ÃÅ©¸¦ °¡´ÉÇÏ°Ô Çϱâ À§Çؼ ÀÌ ImageOutputStream °¡ µ¥ÀÌÅ͸¦ ij½¬Çϱâ À§ÇØ, true °¡ ¸®Åϵ˴ϴÙ
. |
boolean |
isCachedFile ()
ÀÌ ImageOutputStream ´Â ÆÄÀÏ Ä³½¬¸¦ À¯ÁöÇϱâ À§ÇØ, true °¡ ¸®Åϵ˴ϴÙ
. |
boolean |
isCachedMemory ()
ÀÌ ImageOutputStream ´Â ¸ÞÀÎ ¸Þ¸ð¸® ij½¬¸¦ À¯ÁöÇÏÁö ¾Ê±â ¶§¹®¿¡
false °¡ ¸®Åϵ˴ϴÙ
. |
long |
length ()
½ºÆ®¸²ÀÌ ¹ÌÁöÀÇ ±æÀÌÀÎ °ÍÀ» ³ªÅ¸³½´Ù -1L ¸¦ ¸®ÅÏÇÕ´Ï´Ù. |
int |
read ()
½ºÆ®¸²·ÎºÎÅÍ 1 ¹ÙÀÌÆ®¸¦ Àбâ, ±×°ÍÀ» 0 ¿¡¼ 255 ±îÁöÀÇ Á¤¼ö·Î¼ ¸®ÅÏÇÕ´Ï´Ù. |
int |
read (byte[] b,
int off,
int len)
½ºÆ®¸²·ÎºÎÅÍ len ¹ÙÀÌÆ®±îÁö Àбâ, b ¿¡ À妽º off ·Î
ºÎÅÍ Æ÷ÇÔÇÕ´Ï´Ù. |
void |
seek (long pos)
ÇöÀçÀÇ ½ºÆ®¸² À§Ä¡¸¦ ¼³Á¤ÇØ ºñÆ® ¿ÀÇÁ¼Â(offset)¸¦ 0¿¡ ¸®¼Â ÇÕ´Ï´Ù. |
void |
write (byte[] b,
int off,
int len)
¹è¿ b ·Î
ºÎÅÍ len ¹ÙÀÌÆ®¸¦ Â÷·Ê·Î Ãâ·Â ½ºÆ®¸²¿¡ Ãâ·ÂÇÕ´Ï´Ù. |
void |
write (int b)
Àμö b
ÇÏÀ§ 8 ºñÆ®¸¦ Ãâ·Â ½ºÆ®¸²¿¡ Ãâ·ÂÇÕ´Ï´Ù. |
Ŭ·¡½º javax.imageio.stream. ImageOutputStreamImpl ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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flushBits,
write,
writeBit,
writeBits,
writeBoolean,
writeByte,
writeBytes,
writeChar,
writeChars,
writeChars,
writeDouble,
writeDoubles,
writeFloat,
writeFloats,
writeInt,
writeInts,
writeLong,
writeLongs,
writeShort,
writeShorts,
writeUTF |
Ŭ·¡½º javax.imageio.stream. ImageInputStreamImpl ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
checkClosed,
finalize,
flush,
getBitOffset,
getByteOrder,
getFlushedPosition,
getStreamPosition,
mark,
read,
readBit,
readBits,
readBoolean,
readByte,
readBytes,
readChar,
readDouble,
readFloat,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readInt,
readLine,
readLong,
readShort,
readUnsignedByte,
readUnsignedInt,
readUnsignedShort,
readUTF,
reset,
setBitOffset,
setByteOrder,
skipBytes,
skipBytes |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
clone,
equals,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
ÀÎÅÍÆäÀ̽º javax.imageio.stream. ImageInputStream ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
flush,
getBitOffset,
getByteOrder,
getFlushedPosition,
getStreamPosition,
mark,
read,
readBit,
readBits,
readBoolean,
readByte,
readBytes,
readChar,
readDouble,
readFloat,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readFully,
readInt,
readLine,
readLong,
readShort,
readUnsignedByte,
readUnsignedInt,
readUnsignedShort,
readUTF,
reset,
setBitOffset,
setByteOrder,
skipBytes,
skipBytes |
»ý¼ºÀÚ »ó¼¼ |
---|
public FileCacheImageOutputStream(OutputStream stream, File cacheDir) throws IOException
outputStream
¿¡
ÀÇ write¸¦ ½Ç½ÃÇÏ´Â FileCacheImageOutputStream
¸¦ ±¸ÃàÇÕ´Ï´Ù.
Àӽà ÆÄÀÏÀÌ Ä³½¬·Î¼ »ç¿ëµË´Ï´Ù. cacheDir
°¡ null
Àº ¾Æ´Ï°í, µð·ºÅ丮ÀÎ °æ¿ì, ÆÄÀÏÀÌ °Å±â¿¡ ÀÛ¼ºµË´Ï´Ù. null
ÀÎ °æ¿ì, ½Ã½ºÅÛ °íÀ¯ÀÇ µðÆúÆ® Àӽà ÆÄÀÏ µð·ºÅ丮°¡ »ç¿ëµË´Ï´Ù. ÀÚ¼¼ÇÑ °ÍÀº File.createTempFile
¹®¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
stream
- Ãâ·ÂóÀÇ OutputStream
cacheDir
- ij½¬ ÆÄÀÏÀÌ ÀÛ¼ºµÇ´Â Àå¼Ò¸¦ ³ªÅ¸³»´Â File
. ½Ã½ºÅÛ µð·ºÅ丮¸¦ »ç¿ëÇÏ´Â °æ¿ì´Â null
IllegalArgumentException
- stream
°¡ null
ÀÎ °æ¿ì
IllegalArgumentException
- cacheDir
°¡ null
Àº ¾Æ´Ï°í, µð·ºÅ丮µµ ¾Æ´Ñ °æ¿ì
IOException
- ij½¬ ÆÄÀÏÀ» ÀÛ¼ºÇÒ ¼ö ¾ø´Â °æ¿ì¸Þ¼µåÀÇ »ó¼¼ |
---|
public int read() throws IOException
ImageInputStream
±â¼ú: ½ºÆ®¸²³»ÀÇ ºñÆ® ¿ÀÇÁ¼Â(offset)´Â read¸¦ ½Ç½ÃÇϱâ Àü¿¡ 0¿¡ ¸®¼Â µË´Ï´Ù.
ImageInputStream
³»ÀÇ read
ImageInputStreamImpl
³»ÀÇ read
IOException
- ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic int read(byte[] b, int off, int len) throws IOException
ImageInputStreamImpl
񃬣: len
¹ÙÀÌÆ®±îÁö Àбâ, b
¿¡ À妽º off
·Î
ºÎÅÍ Æ÷ÇÔÇÕ´Ï´Ù. ÀоîµéÀÎ ¹ÙÀÌÆ®¼ö¸¦ ¸®ÅÏÇÕ´Ï´Ù. ½ºÆ®¸²ÀÇ ³¡¿¡ À̸£·¶±â ¶§¹®¿¡ ¹ÙÀÌÆ®¸¦ ÀоîµéÀÏ ¼ö ¾ø´Â °æ¿ì´Â -1À» ¸®ÅÏÇÕ´Ï´Ù.
½ºÆ®¸²³»ÀÇ ºñÆ® ¿ÀÇÁ¼Â(offset)´Â read¸¦ ½Ç½ÃÇϱâ Àü¿¡ 0¿¡ ¸®¼Â ÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.
¼ºê Ŭ·¡½º¿¡¼ ÀÌ ¸Þ¼µå¸¦ ±¸ÇöÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù. ¼ºê Ŭ·¡½º ±¸ÇöÀ¸·Î Á¾·áÇϱâ Àü¿¡ ½ºÆ®¸² À§Ä¡¸¦ °»½ÅÇÕ´Ï´Ù.
ImageInputStream
³»ÀÇ read
ImageInputStreamImpl
³»ÀÇ read
b
- Ãâ·ÂÇØÁö´Â ¹ÙÀÌÆ® ¹è¿off
- Ãâ·ÂóÀÇ b
³»ÀÇ °³½Ã À§Ä¡len
- ÀоîµéÀÌ´Â ÃÖ´ë ¹ÙÀÌÆ®¼ö
-1
IOException
- ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic void write(int b) throws IOException
DataOutput
񃬣: b
ÇÏÀ§ 8 ºñÆ®¸¦ Ãâ·Â ½ºÆ®¸²¿¡ Ãâ·ÂÇÕ´Ï´Ù. b
»óÀ§ 24 ºñÆ®¿¡ ´ëÇØ¼´Â ¹«½ÃµË´Ï´Ù.
DataOutput
³»ÀÇ write
ImageOutputStream
³»ÀÇ write
ImageOutputStreamImpl
³»ÀÇ write
b
- Ãâ·ÂÇÏ´Â ¹ÙÀÌÆ®
IOException
- ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic void write(byte[] b, int off, int len) throws IOException
DataOutput
񃬣: b
·Î
ºÎÅÍ len
¹ÙÀÌÆ®¸¦ Â÷·Ê·Î Ãâ·Â ½ºÆ®¸²¿¡ Ãâ·ÂÇÕ´Ï´Ù. b
°¡ null
ÀÎ °æ¿ì´Â NullPointerException
°¡ ¹ß»ý µË´Ï´Ù. off
°¡ À߸øµÈ °ª
ÀÇ °æ¿ì, len
°¡ À߸øµÈ °ª
ÀÇ °æ¿ì, ȤÀº off+len
°¡ ¹è¿ b
±æÀ̺¸´Ù Å« °æ¿ì¿¡´Â IndexOutOfBoundsException
°¡ ¹ß»ý µË´Ï´Ù. len
°¡ Á¦·ÎÀÇ °æ¿ì, Ãâ·ÂÇØÁö´Â ¹ÙÀÌÆ®´Â ¾ø½À´Ï´Ù. ±×·¸Áö ¾ÊÀº °æ¿ì´Â ¿ì¼± ¹ÙÀÌÆ® b[off]
, ´ÙÀ½¿¡ b[off+1]
¿Í
Â÷·ÊÂ÷·Ê Ãâ·ÂÇØÁ® ¸¶Áö¸·¿¡ ¹ÙÀÌÆ® b[off+len-1]
°¡ Ãâ·ÂÇØÁý´Ï´Ù.
DataOutput
³»ÀÇ write
ImageOutputStream
³»ÀÇ write
ImageOutputStreamImpl
³»ÀÇ write
b
- µ¥ÀÌÅÍoff
- µ¥ÀÌÅÍÀÇ °³½Ã ¿ÀÇÁ¼Â(offset)len
- Ãâ·ÂÇÏ´Â ¹ÙÀÌÆ®¼ö
IOException
- ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic long length()
ImageInputStreamImpl
񃬣: -1L
¸¦ ¸®ÅÏÇÕ´Ï´Ù. ¼ºê Ŭ·¡½º¿¡¼ ÀÌ ¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇØ, ½ÇÁ¦ÀÇ ±æÀÌÀÇ Á¤º¸¸¦ ÁöÁ¤ÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.
ImageInputStream
³»ÀÇ length
ImageInputStreamImpl
³»ÀÇ length
public void seek(long pos) throws IOException
EOFException
´Â ÀÐÀ» °æ¿ì¿¡°Ô¸¸ ¹ß»ý µË´Ï´Ù. Ãâ·ÂÀÌ ½ÇÇàµÉ ¶§±îÁö, ÆÄÀÏÀåÀº Áõ°¡ÇÏÁö ¾Ê½À´Ï´Ù.
ImageInputStream
³»ÀÇ seek
ImageInputStreamImpl
³»ÀÇ seek
pos
- ¸ñÀûÀÇ ÆÄÀÏ Æ÷ÀÎÅÍ À§Ä¡¸¦ ³ªÅ¸³»´Â long
IndexOutOfBoundsException
- pos
°¡ Ç÷¡½Ã À§Ä¡º¸´Ù ÀÛÀº °æ¿ì
IOException
- ±× ¿ÜÀÇ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic boolean isCached()
ImageOutputStream
°¡ µ¥ÀÌÅ͸¦ ij½¬Çϱâ À§ÇØ, true
°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream
³»ÀÇ isCached
ImageInputStreamImpl
³»ÀÇ isCached
true
isCachedMemory()
,
isCachedFile()
public boolean isCachedFile()
ImageOutputStream
´Â ÆÄÀÏ Ä³½¬¸¦ À¯ÁöÇϱâ À§ÇØ, true
°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream
³»ÀÇ isCachedFile
ImageInputStreamImpl
³»ÀÇ isCachedFile
true
isCached()
,
isCachedMemory()
public boolean isCachedMemory()
ImageOutputStream
´Â ¸ÞÀÎ ¸Þ¸ð¸® ij½¬¸¦ À¯ÁöÇÏÁö ¾Ê±â ¶§¹®¿¡
false
°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream
³»ÀÇ isCachedMemory
ImageInputStreamImpl
³»ÀÇ isCachedMemory
false
isCached()
,
isCachedFile()
public void close() throws IOException
FileCacheImageOututStream
¸¦ ´Ý½À´Ï´Ù. º¸·ùÁßÀÇ µ¥ÀÌÅÍ´Â ¸ðµÎ Ãâ·Â¿¡ Ç÷¡½Ã µÇ¾î ij½¬ ÆÄÀÏÀº ´ÝÇôÁ® »èÁ¦µË´Ï´Ù. Ãâ·Âó OutputStream
´Â ´ÝÇôÁöÁö ¾Ê½À´Ï´Ù.
ImageInputStream
³»ÀÇ close
ImageInputStreamImpl
³»ÀÇ close
IOException
- ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic void flushBefore(long pos) throws IOException
ImageInputStream
񃬣: IndexOutOfBoundsException
°¡ ¹ß»ý µË´Ï´Ù.
flushBefore
¸¦ È£ÃâÇϸé, ÀÌ ÀÎÅÍÆäÀ̽º¸¦ ±¸ÇöÇϴ Ŭ·¡½º°¡ ½ºÆ®¸²·ÎºÎÅÍ µ¥ÀÌÅ͸¦ Æ÷ÇÔÇϴµ¥ »ç¿ëÇÏ´Â ¸Þ¸ð¸®³ª µð½ºÅ© ½ºÆäÀ̽ºµîÀÇ ÀÚ¿øÀ» ÇØ¹æÇÒ ¼ö ÀÖ½À´Ï´Ù.
ImageInputStream
³»ÀÇ flushBefore
ImageOutputStream
³»ÀÇ flushBefore
ImageInputStreamImpl
³»ÀÇ flushBefore
pos
- Ç÷¡½Ã µÇ´Â ÆÄÀÏ Á¢µÎ»çÀÇ ±æÀ̸¦ ³ªÅ¸³»´Â long
IOException
- ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
|
JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms . Documentation Redistribution Policy µµ ÂüÁ¶ÇϽʽÿÀ.