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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.MemoryCacheImageInputStream
public class MemoryCacheImageInputStream
º¸Åë
ÀÇ InputStream·Î
ºÎÅÍ ÀÔ·ÂÀ» ¾ò´Â ImageInputStream
±¸ÇöÀÔ´Ï´Ù. ¸Þ¸ð¸®¹åÆÄ¿¡´Â Àû¾îµµ ÆÄ±â À§Ä¡¿Í ÇöÀçÀÇ read À§Ä¡¿ÍÀÇ »çÀÌÀÇ µ¥ÀÌÅͰ¡ ij½¬µË´Ï´Ù.
ÀϹÝÀûÀ¸·Î º¸Åë
ÀÇ InputStream·Î
ºÎÅÍ ÀоîµéÀÌ´Â °æ¿ì´Â FileCacheImageInputStream¸¦ »ç¿ëÇÏ´Â °ÍÀ» ÃßõÇÕ´Ï´Ù. ÀÌ Å¬·¡½º´Â Ãâ·Â°¡´ÉÇÑ Àӽà ÆÄÀÏÀ» ÀÛ¼ºÇÒ ¼ö ¾ø´Â °æ¿ì¸¦ À§Çؼ ÁغñµÇ¾î ÀÖ½À´Ï´Ù.
| ÇÊµå °³¿ä |
|---|
| Ŭ·¡½º javax.imageio.stream. ImageInputStreamImpl ·ÎºÎÅÍ »ó¼ÓµÈ Çʵå |
|---|
bitOffset,
byteOrder,
flushedPos,
streamPos |
| »ý¼ºÀÚ °³¿ä | |
|---|---|
MemoryCacheImageInputStream (InputStream stream)
ÁöÁ¤µÈ InputStream·Î
ºÎÅÍ ÀоîµéÀÌ´Â MemoryCacheImageInputStream¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
| ¸Þ¼µå °³¿ä | |
|---|---|
void |
close ()
ÀÌ MemoryCacheImageInputStream¸¦ ´Ý¾Æ ij½¬¸¦ ÇØ¹æÇÕ´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 ImageInputStream°¡ µ¥ÀÌÅ͸¦ ij½¬Çϱâ À§ÇØ, true°¡ ¸®Åϵ˴ϴÙ
. |
boolean |
isCachedFile ()
ÀÌ ImageInputStream´Â ÆÄÀÏ Ä³½¬¸¦ À¯ÁöÇÏÁö ¾Ê±â ¶§¹®¿¡
false°¡ ¸®Åϵ˴ϴÙ
. |
boolean |
isCachedMemory ()
ÀÌ ImageInputStream´Â ¸ÞÀÎ ¸Þ¸ð¸® ij½¬¸¦ À¯ÁöÇϱâ À§ÇØ, true°¡ ¸®Åϵ˴ϴÙ
. |
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. |
| Ŭ·¡½º javax.imageio.stream. ImageInputStreamImpl ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
|---|
checkClosed,
finalize,
flush,
getBitOffset,
getByteOrder,
getFlushedPosition,
getStreamPosition,
length,
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,
seek,
setBitOffset,
setByteOrder,
skipBytes,
skipBytes |
| Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
|---|
clone,
equals,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
| »ý¼ºÀÚ »ó¼¼ |
|---|
public MemoryCacheImageInputStream(InputStream stream)
InputStream·Î
ºÎÅÍ ÀоîµéÀÌ´Â MemoryCacheImageInputStream¸¦ ±¸ÃàÇÕ´Ï´Ù.
stream - ÀÐÀ» InputStream
IllegalArgumentException - stream°¡ nullÀÎ °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¿ì
public int read(byte[] b,
int off,
int len)
throws IOException
ImageInputStreamImpl
±â¼ú: 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¿ì
public void flushBefore(long pos)
throws IOException
ImageInputStream
±â¼ú: 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 ImageInputStreamImpl ³»ÀÇ flushBefore pos - Ç÷¡½Ã µÇ´Â ÆÄÀÏ Á¢µÎ»çÀÇ ±æÀ̸¦ ³ªÅ¸³»´Â long
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìpublic boolean isCached()
ImageInputStream°¡ µ¥ÀÌÅ͸¦ ij½¬Çϱâ À§ÇØ, true°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream ³»ÀÇ isCached ImageInputStreamImpl ³»ÀÇ isCached trueisCachedMemory(),
isCachedFile() public boolean isCachedFile()
ImageInputStream´Â ÆÄÀÏ Ä³½¬¸¦ À¯ÁöÇÏÁö ¾Ê±â ¶§¹®¿¡
false°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream ³»ÀÇ isCachedFile ImageInputStreamImpl ³»ÀÇ isCachedFile falseisCached(),
isCachedMemory() public boolean isCachedMemory()
ImageInputStream´Â ¸ÞÀÎ ¸Þ¸ð¸® ij½¬¸¦ À¯ÁöÇϱâ À§ÇØ, true°¡ ¸®Åϵ˴ϴÙ
.
ImageInputStream ³»ÀÇ isCachedMemory ImageInputStreamImpl ³»ÀÇ isCachedMemory trueisCached(),
isCachedFile()
public void close()
throws IOException
MemoryCacheImageInputStream¸¦ ´Ý¾Æ ij½¬¸¦ ÇØ¹æÇÕ´Ï´Ù. ¼Ò½º InputStream´Â ´ÝÇôÁöÁö ¾Ê½À´Ï´Ù.
ImageInputStream ³»ÀÇ close ImageInputStreamImpl ³»ÀÇ close IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
|
JavaTM 2 Platform Standard Ed. 5.0 |
|||||||||
| 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.