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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.Objectjava.net.URLConnection
public abstract class URLConnection
Ãß»ó Ŭ·¡½º URLConnection
´Â
¾îÇø®ÄÉÀ̼ǰú URL ¿ÍÀÇ »çÀÌÀÇ Åë½Å ¸µÅ©¸¦ ³ªÅ¸³»´Â ¸ðµç Ŭ·¡½ºÀÇ ½´ÆÛ Ŭ·¡½ºÀÔ´Ï´Ù. ÀÌ Å¬·¡½ºÀÇ ÀνºÅϽº¸¦ »ç¿ëÇØ, URL ·Î ÂüÁ¶ÇÏ´Â ÀÚ¿øÀÇ µ¶ÇØ¿Í ±âÀÔÀÇ ¾çÂÊ ¸ðµÎ¸¦ ½Ç½ÃÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. ÀϹÝÀûÀ¸·Î URL ¿¡ÀÇ Á¢¼ÓÀ» ÀÛ¼ºÇÏ·Á¸é º¹¼öÀÇ ¼ø¼°¡ ÇÊ¿äÇÕ´Ï´Ù.
openConnection() | connect() |
---|---|
¸®¸ðÆ® ÀÚ¿ø¿¡ÀÇ Á¢¼Ó¿¡ ¿µÇâÀ» ÁÖ´Â ÆÄ¶ó¹ÌÅ͸¦ Á¶ÀÛÇÏ´Â | ÀÚ¿ø°úÀÇ »çÀÌ·Î Äõ¸®Çì´õ ÇÊµå ¹× ÄÁÅÙÃ÷¸¦ ±³È¯ÇÑ´Ù |
openConnection
¸Þ¼µå¸¦ È£ÃâÇÏ´Â °Í¿¡
ÇØ, Á¢¼Ó ¿ÀºêÁ§Æ®¸¦ ÀÛ¼ºÇÑ´Ùconnect
¸Þ¼µå¸¦ »ç¿ëÇØ, ¸®¸ðÆ® ¿ÀºêÁ§Æ®¿¡ÀÇ ½ÇÁ¦ÀÇ Á¢¼ÓÀ» È®¸³ÇѴټ¾÷ ÆÄ¶ó¹ÌÅ͸¦ ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½ÀÇ ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
setAllowUserInteraction
setDoInput
setDoOutput
setIfModifiedSince
setUseCaches
ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼ¸¦ ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½ÀÇ ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
setRequestProperty
AllowUserInteraction
ÆÄ¶ó¹ÌÅÍ¿Í UseCaches
ÆÄ¶ó¹ÌÅÍÀÇ µðÆúƮġ¸¦ ¼³Á¤ÇÏ·Á¸é,
setDefaultAllowUserInteraction
¸Þ¼µå¿Í setDefaultUseCaches
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
»ó±âÀÇ ¾çÂÊ ¸ðµÎÀÇ set
¸Þ¼µå¿¡´Â ´ëÀÀÇÏ´Â get
¸Þ¼µå°¡ ÀÖ¾î, ÆÄ¶ó¹ÌÅͳª ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼÀÇ °ªÀ» ÃëµæÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. »ç¿ëÇÒ ¼ö ÀÖ´Â ÆÄ¶ó¹ÌÅÍ¿Í ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼ´Â
ÇÁ·ÎÅäÄÝ¿¡ µû¶ó¼ ´Ù¸¨´Ï´Ù.
¸®¸ðÆ® ¿ÀºêÁ§Æ®¿¡ÀÇ Á¢¼ÓÀ» È®¸³ÇÑ µÚ, Çì´õ Çʵå¿Í ³»¿ë¿¡ ¾×¼¼½º ÇÏ·Á¸é ´ÙÀ½ÀÇ ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
getContent
getHeaderField
getInputStream
getOutputStream
ÀϺÎÀÇ Çì´õ Çʵå´Â ºó¹øÇÏ°Ô ¾×¼¼½º µË´Ï´Ù. ´ÙÀ½ÀÇ ¸Þ¼µå´Â ÀÌ·¯ÇÑ Çʵ忡 ¾×¼¼½º ÇÒ ¶§¿¡ Æí¸®ÇÕ´Ï´Ù.
getContentEncoding
getContentLength
getContentType
getDate
getExpiration
getLastModifed
getContentType
¸Þ¼µå´Â
¸®¸ðÆ® ¿ÀºêÁ§Æ®ÀÇ ÇüŸ¦ ÆÇº°ÇÒ °æ¿ì¿¡ getContent
¸Þ¼µå¿¡
ÇØ »ç¿ëµË´Ï´Ù. ¼ºê Ŭ·¡½º¿¡¼´Â
getContentType
¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇÏ¸é Æí¸®ÇÑ ÀÏÀÌ ÀÖ½À´Ï´Ù.
ÀϹÝÀûÀ¸·Î Á¢¼ÓÀüÀÇ ÆÄ¶ó¹ÌÅÍ¿Í ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼ´Â
¹«½ÃÇØµµ ±¦Âú½À´Ï´Ù. Á¢¼ÓÀüÀÇ ÆÄ¶ó¹ÌÅÍ¿Í ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼÀÇ µðÆúƮġ´Â
ÀûÀýÀ̶ó°í »ý°¢µÇ´Â °ªÀ¸·Î ¼³Á¤µË´Ï´Ù. ÀÌ ÀÎÅÍÆäÀ̽ºÀÇ ´ëºÎºÐÀÇ Å¬¶óÀÌ¾ðÆ®·Î ÀÚÁÖ »ç¿ëµÇ´Â ¸Þ¼µå´Â getInputStream
¸Þ¼µå¿Í getContent
¸Þ¼µåÀÇ 2 °³ »ÓÀÔ´Ï´Ù. À̰͵éÀº URL
Ŭ·¡½ºÀÇ Æí¸®ÇÑ ¸Þ¼µå¿¡
ÇØ ¹Ð·¯È µË´Ï´Ù.
http
Á¢¼ÓÀÇ ¿ä±¸ ÇÁ·ÎÆÛƼ¿Í Çì´õ ÇʵåÀÇ ÀÚ¼¼ÇÑ °ÍÀº, ´ÙÀ½ÀÇ »çÀÌÆ®¸¦ ÂüÁ¶ÇϽʽÿÀ.
http://www.ietf.org/rfc/rfc2068.txt
fileNameMap
¿¡ °üÇÑ ÁÖÀÇ: JDK 1.1. 6 º¸´Ù ÀüÀÇ ¹öÁ¯¿¡¼´Â
URLConnection
fileNameMap
Çʵå´Â public ¿´½À´Ï´Ù. JDK 1.1. 6 ÀÌÈÄ¿¡¼´Â
fileNameMap
´Â
private ÀÔ´Ï´Ù. À̰Ϳ¡ÀÇ ¾×¼¼½º¿¡
¾×¼¼½º¿ë ¸Þ¼µå·Î¼ getFileNameMap
,
º¯°æ¿ë ¸Þ¼µå·Î¼ setFileNameMap
°¡ Ãß°¡µÇ¾ú½À´Ï´Ù. ÀÌ º¯°æ¿¡ ´ëÇØ¼´Â
ȣȯ¼º¿¡ °üÇÑ ÆäÀÌÁö¿¡µµ ¼³¸íÀÌ ÀÖ½À´Ï´Ù.
¿ä±¸ ÈÄ¿¡ URLConnection
InputStream ¶Ç´Â OutputStream ¿¡ ´ëÇØ¼ close() ¸Þ¼µå¸¦ È£ÃâÇϸé, ÀÌ ÀνºÅϽº¿¡ °ü·ÃÁöÀ» ¼ö ÀÖ¾ú´ø ³×Æ®¿öÅ© ÀÚ¿øÀÌ ÇØ¹æµÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù. ´Ù¸¸, Ưº°ÇÑ ÇÁ·ÎÅäÄÝ »ç¾ç¿¡
ÇØ ´Ù¸¥ µ¿ÀÛÀÌ ÁöÁ¤µÇ°í ÀÖ´Â °æ¿ì´Â ¿¹¿ÜÀÔ´Ï´Ù.
URL.openConnection()
,
connect()
,
getContent()
,
getContentEncoding()
,
getContentLength()
,
getContentType()
,
getDate()
,
getExpiration()
,
getHeaderField(int)
,
getHeaderField(java.lang.String)
,
getInputStream()
,
getLastModified()
,
getOutputStream()
,
setAllowUserInteraction(boolean)
,
setDefaultUseCaches(boolean)
,
setDoInput(boolean)
,
setDoOutput(boolean)
,
setIfModifiedSince(long)
,
setRequestProperty(java.lang.String, java.lang.String)
,
setUseCaches(boolean)
ÇÊµå °³¿ä | |
---|---|
protected boolean |
allowUserInteraction
true
°æ¿ì, ÀÌ URL ´Â
À¯Àú¿ÍÀÇ ´ëÈ Ã³¸® (ÀÎÁõ ´ÙÀ̾ó·Î±×ÀÇ pop-upµî)ÀÇ ½ÇÇàÀÌ °¡´ÉÇÑ ÄÁÅØ½ºÆ®
À¸·Î °Ë»çµÇ°í ÀÖ½À´Ï´Ù. |
protected boolean |
connected
false
°æ¿ì, ÀÌ Á¢¼Ó ¿ÀºêÁ§Æ®´Â ÁöÁ¤µÈ URL ¿¡ÀÇ Åë½Å ¸µÅ©¸¦ ÀÛ¼ºÇÕ´Ï´Ù. |
protected boolean |
doInput
ÀÌ º¯¼ö¸¦ ¼³Á¤ÇÏ·Á¸é setDoInput ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. |
protected boolean |
doOutput
ÀÌ º¯¼ö¸¦ ¼³Á¤ÇÏ·Á¸é setDoOutput ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. |
protected long |
ifModifiedSince
ÀϺÎÀÇ ÇÁ·ÎÅäÄÝ¿¡¼´Â ƯÁ¤ÀÇ ½Ã°¢º¸´Ù ³ªÁß¿¡ ¿ÀºêÁ§Æ®°¡ °»½ÅµÇ¾î ÀÖÁö ¾ÊÀº °æ¿ì¿¡ ¿ÀºêÁ§Æ®ÀÇ ÆäÄ¡¸¦ »ý·« ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. |
protected URL |
url
URL´Â World Wide Web »ó¿¡ ÀÖ´Â ¸®¸ðÆ® ¿ÀºêÁ§Æ®¸¦ ³ªÅ¸³À´Ï´Ù. |
protected boolean |
useCaches
true
°æ¿ì, ÇÁ·ÎÅäÄÝÀº °¡´ÉÇÑ ¶§¿¡ ij½¬³»ÀÇ µ¥ÀÌÅ͸¦ »ç¿ëÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. |
»ý¼ºÀÚ °³¿ä | |
---|---|
protected |
URLConnection (URL url)
ÁöÁ¤µÈ URL ¿¡ÀÇ URL Á¢¼ÓÀ» ±¸ÃàÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
---|---|
void |
addRequestProperty (String key,
String value)
Ű¿Í °ªÀÇ Æä¾î¿¡ ÇØ ÁöÁ¤µÈ ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼ¸¦ Ãß°¡ÇÕ´Ï´Ù. |
abstract void |
connect ()
ÀÌ URL °¡ ÂüÁ¶ÇÏ´Â ÀÚ¿ø¿¡ÀÇ Åë½Å ¸µÅ©¸¦ È®¸³ÇÕ´Ï´Ù (Åë½Å ¸µÅ©°¡ È®¸³µÇ¾î ÀÖÁö ¾ÊÀº °æ¿ì). |
boolean |
getAllowUserInteraction ()
ÀÌ ¿ÀºêÁ§Æ®ÀÇ allowUserInteraction ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getConnectTimeout ()
Á¢¼Ó ŸÀÓ ¾Æ¿ôÀÇ ¼³Á¤À» µ¹·ÁÁÝ´Ï´Ù. |
Object |
getContent ()
ÀÌ URL Á¢¼ÓÀÇ ÄÁÅÙÃ÷¸¦ ÃëµæÇÕ´Ï´Ù. |
Object |
getContent (Class [] classes)
ÀÌ URL Á¢¼ÓÀÇ ÄÁÅÙÃ÷¸¦ ÃëµæÇÕ´Ï´Ù. |
String |
getContentEncoding ()
content-encoding Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
int |
getContentLength ()
content-length Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
String |
getContentType ()
content-type Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
long |
getDate ()
date Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
static boolean |
getDefaultAllowUserInteraction ()
allowUserInteraction ÇʵåÀÇ µðÆúƮġ¸¦ µ¹·ÁÁÝ´Ï´Ù. |
static String |
getDefaultRequestProperty (String key)
ÃßõÇÏÁö ¾Ê½À´Ï´Ù . URLConnection ÇØ´ç ÀνºÅϽº¸¦ ÃëµæÇÑ µÚ´Â ÀνºÅϽº °íÀ¯ÀÇ getRequestProperty¸¦ »ç¿ëÇÕ´Ï´Ù. |
boolean |
getDefaultUseCaches ()
URLConnection
useCaches Ç÷¡±×ÀÇ µðÆúƮġ¸¦ µ¹·ÁÁÝ´Ï´Ù. |
boolean |
getDoInput ()
ÀÌ URLConnection
doInput Ç÷¡±×ÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
boolean |
getDoOutput ()
ÀÌ URLConnection
doOutput Ç÷¡±×ÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
long |
getExpiration ()
expires Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
static FileNameMap |
getFileNameMap ()
µ¥ÀÌÅÍ ÆÄÀϷκÎÅÍ ÆÄÀÏ¸í ¸Ê (mimetable)À» ·ÎµåÇÕ´Ï´Ù. |
String |
getHeaderField (int n)
n ¹øÂ°ÀÇ Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
String |
getHeaderField (String name)
ÁöÁ¤µÈ Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
long |
getHeaderFieldDate (String name,
long Default)
ÁöÁ¤µÈ Çʵ带 ÀÏÀڷμ ±¸¹® ºÐ¼® ÇÑ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
int |
getHeaderFieldInt (String name,
int Default)
ÁöÁ¤µÈ Çʵ带 ¼öÄ¡·Î¼ ±¸¹® ºÐ¼® ÇÑ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
String |
getHeaderFieldKey (int n)
n ¹øÂ°ÀÇ Çì´õ ÇʵåÀÇ Å°¸¦ µ¹·ÁÁÝ´Ï´Ù. |
Map <String,
List <String >> |
getHeaderFields ()
Çì´õ ÇʵåÀÇ º¯°æ ºÒ°¡´ÉÇÑ ¸ÊÀ» µ¹·ÁÁÝ´Ï´Ù. |
long |
getIfModifiedSince ()
ÀÌ ¿ÀºêÁ§Æ®ÀÇ ifModifiedSince ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
InputStream |
getInputStream ()
ÀÌ Á¢¼ÓÀ¸·ÎºÎÅÍÀÇ ÀÔ·ÂÀ» ¹Þ´Â ÀÔ·Â ½ºÆ®¸²À» µ¹·ÁÁÝ´Ï´Ù. |
long |
getLastModified ()
last-modified Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
OutputStream |
getOutputStream ()
ÀÌ Á¢¼Ó¿¡ write¸¦ ½Ç½ÃÇÏ´Â Ãâ·Â ½ºÆ®¸²À» µ¹·ÁÁÝ´Ï´Ù. |
Permission |
getPermission ()
ÀÌ ¿ÀºêÁ§Æ®°¡ ³ªÅ¸³»´Â Á¢¼ÓÀÇ ½ÇÇà¿¡ ÇÊ¿äÇÑ ¾×¼¼½º±ÇÀ» ³ªÅ¸³»´Â Permission ¿ÀºêÁ§Æ®¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getReadTimeout ()
µ¶ÇØ Å¸ÀÓ ¾Æ¿ôÀÇ ¼³Á¤À» µ¹·ÁÁÝ´Ï´Ù. |
Map <String,
List <String >> |
getRequestProperties ()
ÀÌ Á¢¼ÓÀÇ ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼÀÇ º¯°æ ºÒ°¡´ÉÇÑ ¸ÊÀ» µ¹·ÁÁÝ´Ï´Ù. |
String |
getRequestProperty (String key)
ÀÌ Á¢¼ÓÀÇ ÁöÁ¤µÈ ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. |
URL |
getURL ()
ÀÌ URLConnection
URL ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
boolean |
getUseCaches ()
ÀÌ URLConnection
useCaches ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
static String |
guessContentTypeFromName (String fname)
URL ÁöÁ¤µÈ ¡¸ÆÄÀÏ¡¹ÄÄÆÛ³ÍÆ®¸¦ ±âº»À¸·Î ¿ÀºêÁ§Æ®ÀÇ ÄÁÅÙÃ÷ÇüÀ» ÃßÃøÇÕ´Ï´Ù. |
static String |
guessContentTypeFromStream (InputStream is)
ÀÔ·Â ½ºÆ®¸²ÀÇ ¼±µÎÀÇ ¹®ÀÚ¸¦ ±âº»À¸·Î ÀÔ·Â ½ºÆ®¸²ÀÇ Á¾·ùÀÇ °áÁ¤À» ½ÃµµÇÕ´Ï´Ù. |
void |
setAllowUserInteraction (boolean allowuserinteraction)
ÀÌ URLConnection
allowUserInteraction ÇʵåÄ¡¸¦ ¼³Á¤ÇÕ´Ï´Ù. |
void |
setConnectTimeout (int timeout)
ÀÌ URLConnection ·Î ÂüÁ¶µÇ´Â ÀÚ¿ø¿¡ÀÇ Åë½Å ¸µÅ©¸¦ ¿ ¶§ »ç¿ëÇÏ´Â ÁöÁ¤µÈ ŸÀÓ ¾Æ¿ôÄ¡¸¦, ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§·Î ¼³Á¤ÇÕ´Ï´Ù. |
static void |
setContentHandlerFactory (ContentHandlerFactory fac)
¾îÇø®ÄÉÀ̼ÇÀÇ ContentHandlerFactory ¸¦
¼³Á¤ÇÕ´Ï´Ù. |
static void |
setDefaultAllowUserInteraction (boolean defaultallowuserinteraction)
Àå·¡¿¡ ÀÛ¼ºµÇ´Â ¸ðµç URLConnection ¿ÀºêÁ§Æ®ÀÇ allowUserInteraction Çʵ忡 µµÂøÇØ, µðÆúƮġ°¡ ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
static void |
setDefaultRequestProperty (String key,
String value)
ÃßõÇÏÁö ¾Ê½À´Ï´Ù . URLConnection ÇØ´ç ÀνºÅϽº¸¦ ÃëµæÇÑ µÚ´Â ÀνºÅϽº °íÀ¯ÀÇ setRequestProperty¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ ¸Þ¼µå¸¦ È£ÃâÇØµµ, ¾Æ¹«°Íµµ ÇàÇØÁöÁö ¾Ê½À´Ï´Ù. |
void |
setDefaultUseCaches (boolean defaultusecaches)
useCaches ÇʵåÀÇ µðÆúƮġ¸¦, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
void |
setDoInput (boolean doinput)
ÀÌ URLConnection
doInput ÇʵåÄ¡¸¦ ÁöÁ¤ÇÑ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
void |
setDoOutput (boolean dooutput)
ÀÌ URLConnection
doOutput ÇʵåÀÇ °ªÀ», ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
static void |
setFileNameMap (FileNameMap map)
FileNameMap¸¦ ¼³Á¤ÇÕ´Ï´Ù. |
void |
setIfModifiedSince (long ifmodifiedsince)
ÀÌ URLConnection
ifModifiedSince ÇʵåÄ¡¸¦, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
void |
setReadTimeout (int timeout)
ÁöÁ¤µÈ ŸÀÓ ¾Æ¿ô±îÁöÀÇ µ¶ÇØ Å¸ÀÓ ¾Æ¿ôÀ» ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§·Î ¼³Á¤ÇÕ´Ï´Ù. |
void |
setRequestProperty (String key,
String value)
ÀÏ¹Ý ¿ä±¸ ÇÁ·ÎÆÛƼ¸¦ ¼³Á¤ÇÕ´Ï´Ù. |
void |
setUseCaches (boolean usecaches)
ÀÌ URLConnection
useCaches Çʵ带, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. |
String |
toString ()
ÀÌ URL Á¢¼ÓÀÇ String Ç¥ÇöÀ» µ¹·ÁÁÝ´Ï´Ù. |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
wait,
wait,
wait |
ÇʵåÀÇ »ó¼¼ |
---|
protected URL url
ÀÌ ÇʵåÀÇ °ª¿¡ ¾×¼¼½º ÇÏ·Á¸é,
getURL
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
ÀÌ º¯¼öÀÇ µðÆúƮġ´Â
URLConnection
»ý¼ºÀÚ URL ÀμöÀÇ °ªÀÔ´Ï´Ù.
getURL()
,
url
protected boolean doInput
setDoInput
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ º¯¼öÀÇ °ªÀ» ÃëµæÇÏ·Á¸é getDoInput
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
URL Á¢¼ÓÀ» »ç¿ëÇØ, ÀԷ°ú Ãâ·ÂÀ» ½Ç½ÃÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. ¾îÇø®ÄÉÀ̼ÇÀ¸·Î URL Á¢¼ÓÀ¸·ÎºÎÅÍ µ¥ÀÌÅÍÀÇ µ¶Çظ¦ ½Ç½ÃÇÏ·Á¸é,
doInput
Ç÷¡±×¸¦ true
·Î ¼³Á¤ÇÕ´Ï´Ù.
ÀÌ ÇʵåÀÇ µðÆúƮġ´Â true
ÀÔ´Ï´Ù.
getDoInput()
,
setDoInput(boolean)
protected boolean doOutput
setDoOutput
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ º¯¼öÄ¡¸¦ ÃëµæÇÏ·Á¸é getDoOutput
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
URL Á¢¼ÓÀ» »ç¿ëÇØ, ÀÔ·ÂÀ̳ª Ãâ·ÂÀ» ½Ç½ÃÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. ¾îÇø®ÄÉÀ̼ÇÀ¸·Î URL Á¢¼Ó¿¡ write¸¦
½Ç½ÃÇÏ´Â °æ¿ì´Â
doOutput
Ç÷¡±×¸¦ true
·Î ¼³Á¤ÇÕ´Ï´Ù.
ÀÌ ÇʵåÀÇ µðÆúƮġ´Â false
ÀÔ´Ï´Ù.
getDoOutput()
,
setDoOutput(boolean)
protected boolean allowUserInteraction
true
°æ¿ì, ÀÌ URL
´Â
À¯Àú¿ÍÀÇ ´ëÈ Ã³¸® (ÀÎÁõ ´ÙÀ̾ó·Î±×ÀÇ pop-upµî)ÀÇ ½ÇÇàÀÌ °¡´ÉÇÑ ÄÁÅØ½ºÆ®
À¸·Î °Ë»çµÇ°í ÀÖ½À´Ï´Ù. false
°æ¿ì, À¯Àú¿ÍÀÇ ´ëÈ Ã³¸®´Â Çã°¡µÇ°í ÀÖÁö ¾Ê½À´Ï´Ù.
ÀÌ ÇʵåÀÇ °ªÀ» ¼³Á¤ÇÏ·Á¸é setAllowUserInteraction
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ ÇʵåÀÇ °ªÀ» ÃëµæÇÏ·Á¸é getAllowUserInteraction
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ ÇʵåÀÇ µðÆúƮġ´Â
setDefaultAllowUserInteraction
¸Þ¼µå¸¦ ¸¶Áö¸·À¸·Î È£ÃâÇßÀ» ¶§¿¡ Àμö·Î ÁöÁ¤ÇÑ °ªÀÔ´Ï´Ù.
getAllowUserInteraction()
,
setAllowUserInteraction(boolean)
,
setDefaultAllowUserInteraction(boolean)
protected boolean useCaches
true
°æ¿ì, ÇÁ·ÎÅäÄÝÀº °¡´ÉÇÑ ¶§¿¡ ij½¬³»ÀÇ µ¥ÀÌÅ͸¦ »ç¿ëÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. false
°æ¿ì, ÇÁ·ÎÅäÄÝÀº Ç×»ó ¿ÀºêÁ§Æ®ÀÇ »õ·Î¿î Ä«ÇǸ¦ ÃëµæÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.
ÀÌ ÇʵåÄ¡¸¦ ¼³Á¤ÇÏ·Á¸é setUseCaches
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ ÇʵåÄ¡¸¦ ÃëµæÇÏ·Á¸é getUseCaches
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
ÀÌ ÇʵåÀÇ µðÆúƮġ´Â
setDefaultUseCaches
¸Þ¼µå¸¦ ¸¶Áö¸·À¸·Î È£ÃâÇßÀ» ¶§¿¡ ÁöÁ¤ÇÑ °ªÀÔ´Ï´Ù.
setUseCaches(boolean)
,
getUseCaches()
,
setDefaultUseCaches(boolean)
protected long ifModifiedSince
0 ÀÌ¿ÜÀÇ °ªÀº, 1970 ³â 1 ¿ù 1 ÀÏ GMT ·ÎºÎÅÍ ±â»êÇÑ ¹Ð¸® ¼¼ÄÁµå¼ö¸¦ ³ªÅ¸³À´Ï´Ù. ÀÌ °ªº¸´Ù ³ªÁß¿¡ ¿ÀºêÁ§Æ®°¡ º¯°æµÇ°í ÀÖ´Â °æ¿ì¿¡¸¸, ¿ÀºêÁ§Æ®°¡ ÆäÄ¡ µË´Ï´Ù.
ÀÌ º¯¼ö¸¦ ¼³Á¤ÇÏ·Á¸é setIfModifiedSince
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. ÀÌ º¯¼öÄ¡¸¦ ÃëµæÇÏ·Á¸é getIfModifiedSince
¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù.
ÀÌ ÇʵåÀÇ µðÆúƮġ´Â 0
(Ç×»ó ¿ÀºêÁ§Æ®¸¦ ÆäÄ¡ ÇÑ´Ù)ÀÔ´Ï´Ù.
getIfModifiedSince()
,
setIfModifiedSince(long)
protected boolean connected
false
°æ¿ì, ÀÌ Á¢¼Ó ¿ÀºêÁ§Æ®´Â ÁöÁ¤µÈ URL ¿¡ÀÇ Åë½Å ¸µÅ©¸¦ ÀÛ¼ºÇÕ´Ï´Ù. true
°æ¿ì´Â
Åë½Å ¸µÅ©°¡ È®¸³µÇ¾î ÀÖ½À´Ï´Ù.
»ý¼ºÀÚ »ó¼¼ |
---|
protected URLConnection(URL url)
url
- ÁöÁ¤µÈ URL¸Þ¼µåÀÇ »ó¼¼ |
---|
public static FileNameMap getFileNameMap()
setFileNameMap(java.net.FileNameMap)
public static void setFileNameMap(FileNameMap map)
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÀÌ ¸Þ¼µå´Â ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkSetFactory
¸Þ¼µå¸¦ È£ÃâÇÏ´Â °ÍÀ¸·Î ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ°í ÀÖ´Â °ÍÀ» È®ÀÎÇÕ´Ï´Ù. ÀÌ °á°ú, SecurityException °¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
map
- ¼³Á¤ÇÏ´Â FileNameMap
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkSetFactory
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkSetFactory()
,
getFileNameMap()
public abstract void connect() throws IOException
connect
¸Þ¼µå¸¦ È£ÃâÇßÀ» ¶§¿¡
Á¢¼ÓÀÌ ¹ú½á È®¸³µÇ¾î ÀÖÀ¸¸é (connected
ÇʵåÀÇ °ªÀÌ true
À̸é), ¸Þ¼µå È£ÃâÀº ¹«½ÃµË´Ï´Ù.
URLConnection ¿ÀºêÁ§Æ®´Â 2 °³ÀÇ ´Ü°è¸¦ ¹â½À´Ï´Ù. ÃÖÃÊ·Î ¿ÀºêÁ§Æ®°¡ ÀÛ¼ºµÇ¾î ±× ÈÄ Á¢¼ÓÀÌ È®¸³µË´Ï´Ù. ÀÛ¼º ÈÄ, Á¢¼ÓÀ» È®¸³Çϱâ Àü¿¡ ´Ù¾çÇÑ ¿É¼Ç (doInput ³ª UseCaches µî)À» ÁöÁ¤ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. Á¢¼Ó ÈÄ¿¡ ÀÌ·¯ÇÑ ¿É¼ÇÀ» ¼³Á¤ÇÏ·Á°í ÇÏ¸é ¿¡·¯°¡ µË´Ï´Ù. Á¢¼Ó¿¡ Á¸ÇÏ´Â Á¶ÀÛ (getContentLength µî)À» ½Ç½ÃÇϸé, Çʿ信 µû¶ó¼ Á¢¼ÓÀÌ ¾Ï¹¬ÀûÀ¸·Î È®¸³µË´Ï´Ù.
SocketTimeoutException
- Á¢¼ÓÀ» È®¸³Çϱâ Àü¿¡ ŸÀÓ ¾Æ¿ôÀÌ µÇ¾úÀ» °æ¿ì
IOException
- Á¢¼ÓÀÇ È®¸³Áß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìconnected
,
getConnectTimeout()
,
setConnectTimeout(int)
public void setConnectTimeout(int timeout)
ÀÌ ¸Þ¼µåÀÇ ¸î°³ÀÇ ºñÇ¥ÁØ ±¸Çö¿¡¼´Â ÁöÁ¤µÈ ŸÀÓ ¾Æ¿ôÀÌ ¹«½ÃµÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù. Á¢¼Ó ŸÀÓ ¾Æ¿ôÀÇ ¼³Á¤À» È®ÀÎÇÏ·Á¸é, getConnectTimeout()¸¦ È£ÃâÇØ ÁÖ¼¼¿ä.
timeout
- Á¢¼Ó ŸÀÓ ¾Æ¿ôÄ¡¸¦ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§·Î ÁöÁ¤ÇÏ´Â int
IllegalArgumentException
- ŸÀÓ ¾Æ¿ô ÆÄ¶ó¹ÌÅͰ¡ ºÎÀÇ °æ¿ìgetConnectTimeout()
,
connect()
public int getConnectTimeout()
ÀÌ ¿É¼ÇÀÌ ¹«È¿ (ŸÀÓ ¾Æ¿ôÀÌ ¹«ÇÑ)ÀÇ °æ¿ì´Â 0À» µ¹·ÁÁÝ´Ï´Ù.
int
setConnectTimeout(int)
,
connect()
public void setReadTimeout(int timeout)
ÀÌ ¸Þ¼µåÀÇ ¸î°³ÀÇ ºñÇ¥ÁØ ±¸Çö¿¡¼´Â ÁöÁ¤µÈ ŸÀÓ ¾Æ¿ôÀÌ ¹«½ÃµÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù. µ¶ÇØ Å¸ÀÓ ¾Æ¿ôÀÇ ¼³Á¤À» È®ÀÎÇÏ·Á¸é, getReadTimeout()À» È£ÃâÇØ ÁÖ¼¼¿ä.
timeout
- »ç¿ëÇϴ ŸÀÓ ¾Æ¿ôÄ¡¸¦ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§·Î ÁöÁ¤ÇÏ´Â int
IllegalArgumentException
- ŸÀÓ ¾Æ¿ô ÆÄ¶ó¹ÌÅͰ¡ ºÎÀÇ °æ¿ìgetReadTimeout()
,
InputStream.read()
public int getReadTimeout()
int
setReadTimeout(int)
,
InputStream.read()
public URL getURL()
URLConnection
URL
ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù.
URLConnection
URL
ÇʵåÄ¡url
public int getContentLength()
content-length
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
-1
public String getContentType()
content-type
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
null
getHeaderField(java.lang.String)
public String getContentEncoding()
content-encoding
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
null
getHeaderField(java.lang.String)
public long getExpiration()
expires
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
getHeaderField(java.lang.String)
public long getDate()
date
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
0
. ¹Ýȯ°ªÀº ±×¸®´ÏÁö Ç¥Áؽà 1970 ³â 1 ¿ù 1 ÀϺÎÅÍ ±â»êÇÑ ¹Ð¸® ¼¼ÄÁµå¼ögetHeaderField(java.lang.String)
public long getLastModified()
last-modified
Çì´õ ÇʵåÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù. °ªÀº ±×¸®´ÏÁö Ç¥Áؽà 1970 ³â 1 ¿ù 1 ÀϺÎÅÍ ±â»êÇÑ ¹Ð¸® ¼¼ÄÁµå ¼ö¶ó°í ÇØ µ¹·ÁÁÖ°íÁý´Ï´Ù.
URLConnection
°¡ ÂüÁ¶ÇÏ´Â ÀÚ¿øÀÌ º¯°æµÈ ÀÏÀÚ. ºÒ¸íÀÇ °æ¿ì´Â 0getHeaderField(java.lang.String)
public String getHeaderField(String name)
°°Àº Çì´õ¸¦ ´Ù¸¥ °ªÀ¸·Î ¿©·¯ Â÷·Ê ¼³Á¤ÇÒ °¡´É¼ºÀÌ ÀÖ´Â Á¢¼ÓÀ¸·Î ºÒ·Á °¡´Â °æ¿ì´Â ¸¶Áö¸· °ª¸¸ÀÌ µ¹·ÁÁÖ°íÁý´Ï´Ù.
name
- Çì´õ ÇʵåÀÇ À̸§
null
public Map <String, List <String >> getHeaderFields()
public int getHeaderFieldInt(String name, int Default)
ÀÌ Çü½ÄÀÇ getHeaderField
°¡ Á¸ÀçÇϰí ÀÖ´Â ÀÌÀ¯´Â
ÀϺÎÀÇ Á¾·ùÀÇ Á¢¼Ó (http-ng
µî)ÀÌ »çÀü¿¡ ±¸¹® ºÐ¼® µÇ¾î ÀÖ´Â Çì´õ¸¦ °¡Áö±â ¶§¹®¿¡ÀÔ´Ï´Ù. ±×·¯ÇÑ Á¾·ùÀÇ Á¢¼Ó Ŭ·¡½º¿¡¼´Â
ÀÌ ¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇØ ±¸¹® ºÐ¼®À» ȸÇÇÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
name
- Çì´õ ÇʵåÀÇ À̸§Default
- µðÆúƮġ
Default
°ªpublic long getHeaderFieldDate(String name, long Default)
ÀÌ Çü½ÄÀÇ getHeaderField
°¡ Á¸ÀçÇϰí ÀÖ´Â ÀÌÀ¯´Â
ÀϺÎÀÇ Á¾·ùÀÇ Á¢¼Ó (http-ng
µî)ÀÌ »çÀü¿¡ ±¸¹® ºÐ¼® µÇ¾î ÀÖ´Â Çì´õ¸¦ °¡Áö±â ¶§¹®¿¡ÀÔ´Ï´Ù. ±×·¯ÇÑ Á¾·ùÀÇ Á¢¼Ó Ŭ·¡½º¿¡¼´Â
ÀÌ ¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇØ ±¸¹® ºÐ¼®À» ȸÇÇÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
name
- Çì´õ ÇʵåÀÇ À̸§Default
- µðÆúƮġ
Default
Àμöpublic String getHeaderFieldKey(int n)
n
¹øÂ°ÀÇ Çì´õ ÇʵåÀÇ Å°¸¦ µ¹·ÁÁÝ´Ï´Ù. ÇʵåÀÇ ¼ö°¡ n+1
°³º¸´Ù ÀûÀº °æ¿ì´Â null
¸¦
µ¹·ÁÁÝ´Ï´Ù.
n
- À妽º (n>=0)
n
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°³º¸´Ù ÀûÀº °æ¿ì´Â null
public String getHeaderField(int n)
n
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°³º¸´Ù ÀûÀº °æ¿ì´Â null
¸¦
µ¹·ÁÁÝ´Ï´Ù.
ÀÌ ¸Þ¼µå¿Í getHeaderFieldKey
¸Þ¼µå¸¦ Á¶ÇÕÇØ »ç¿ëÇϸé, ¸Þ¼¼Áö³»ÀÇ ¸ðµç Çì´õ¸¦ ¹Ýº¹ ó¸® ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
n
- À妽º (n>=0)
n
¹øÂ°ÀÇ Çì´õ ÇʵåÀÇ °ª. ÇʵåÀÇ ¼ö°¡ n+1
°³º¸´Ù ÀûÀº °æ¿ì´Â null
getHeaderFieldKey(int)
public Object getContent() throws IOException
ÀÌ ¸Þ¼µå¿¡¼´Â ÃÖÃÊ·Î getContentType
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±× Á¾·ùÀÇ Á¤º¸ Çì´õ°¡ ÀÛ¼ºµË´Ï´Ù.
setContentHandlerFactory
¸Þ¼µå¸¦ »ç¿ëÇØ ContentHandler ÆÑÅ丮ÀÇ ÀνºÅϽº°¡ ¼Â¾÷ µÇ°í ÀÖ´Â °æ¿ì´Â
±× ÀνºÅϽºÀÇ createContentHandler
¸Þ¼µå¸¦ È£ÃâÇØ, ³»¿ëÀÇ Á¾·ù¸¦ Àμö·Î¼ °Ç³×ÁØ´Ù. ±× °á°ú, ±× ³»¿ëÀÇ Á¾·ùÀÇ ContentHandler °¡ µ¹·ÁÁÖ°íÁø´ÙcreateContentHandler
¸Þ¼µå°¡ null
¸¦
µ¹·ÁÁÖ´Â °æ¿ì, ¾îÇø®ÄÉÀ̼ÇÀº ´ÙÀ½ÀÇ À̸§ÀÇ Å¬·¡½º¸¦ ·ÎµåÇÑ´Ù<contentType> (Àº)´Â ³»¿ëÀÇ Á¾·ù¸¦ ³ªÅ¸³»´Â ij¸¯ÅÍ ¶óÀÎÀÇ slash ¹®ÀÚ¸¦ ¸ðµÎ ÇǸ®¾îµå ( ¡¸.¡¹)¿¡ Ä¡È¯ÇØ, ¾ËÆÄºª ÀÌ¿ÜÀÇ ¸ðµç ¹®ÀÚ¸¦ ¹ØÁÙ ¹®ÀÚ ¡¸sun.net.www.content. <contentType>
_
¡¹¿¡ ġȯÇÏ´Â °Í¿¡
ÇØ »ý¼ºµÈ´Ù. ¾ËÆÄºª ¹®ÀÚ¶õ
26 °³ÀÇ ´ë¹®ÀÚÀÇ ASCII ¹®ÀÚ ( ¡¸A
¡¹·ÎºÎÅÍ ¡¸Z
¡¹±îÁö), 26 °³ÀÇ ¼Ò¹®ÀÚÀÇ ASCII ¹®ÀÚ ( ¡¸a
¡¹·ÎºÎÅÍ ¡¸z
¡¹±îÁö ¹× 10 °³ÀÇ ASCII ¼ýÀÚ ( ¡¸0
¡¹À¸·ÎºÎÅÍ ¡¸9
¡¹±îÁö)¸¦ ³ªÅ¸³½´Ù. ÁöÁ¤ÇÑ Å¬·¡½º°¡ Á¸ÀçÇÏÁö ¾Ê´Â °æ¿ì, ¶Ç´Â ContentHandler
¼ºê Ŭ·¡½º°¡ ¾Æ´Ñ °æ¿ì´Â
UnknownServiceException
°¡ Throw µÈ´Ù
instanceof
¿¬»êÀÚ¸¦ »ç¿ëÇÑ´Ù
IOException
- ÄÁÅÙÃ÷ÀÇ ÃëµæÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
UnknownServiceException
- ÇÁ·ÎÅäÄÝÀÌ ±× ÄÁÅÙÃ÷ Çü½ÄÀ» ¼Æ÷Æ®Çϰí ÀÖÁö ¾Ê´Â °æ¿ìContentHandlerFactory.createContentHandler(java.lang.String)
,
getContentType()
,
setContentHandlerFactory(java.net.ContentHandlerFactory)
public Object getContent(Class [] classes) throws IOException
classes
- ¿ä±¸µÈ ÇüŸ¦ ³ªÅ¸³»´Â Class
¹è¿
instanceof
¿¬»êÀÚ¸¦ »ç¿ëÇÑ´Ù
IOException
- ÄÁÅÙÃ÷ÀÇ ÃëµæÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
UnknownServiceException
- ÇÁ·ÎÅäÄÝÀÌ ±× ÄÁÅÙÃ÷ Çü½ÄÀ» ¼Æ÷Æ®Çϰí ÀÖÁö ¾Ê´Â °æ¿ìgetContent()
,
ContentHandlerFactory.createContentHandler(java.lang.String)
,
getContent(java.lang.Class[])
,
setContentHandlerFactory(java.net.ContentHandlerFactory)
public Permission getPermission() throws IOException
java.security.AllPermission
¸¦
µ¹·ÁÁÝ´Ï´Ù. ¼ºê Ŭ·¡½º¿¡¼´Â
URL ¿¡ Á¢¼ÓÇϱâ À§Çؼ ÇÊ¿äÇÑ ¾×¼¼½º±ÇÀ» °¡Àå ÀûÀýÈ÷ ³ªÅ¸³»´Â ¾×¼¼½º±ÇÀ» µ¹·ÁÁÖµµ·Ï(µíÀÌ), ÀÌ ¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î,file:
URL¸¦
³ªÅ¸³»´Â URLConnection
¿¡¼´Â
java.io.FilePermission
¿ÀºêÁ§Æ®°¡ µ¹·ÁÁÖ°íÁý´Ï´Ù.
µ¹·ÁÁÖ°íÁö´Â ¾×¼¼½º±ÇÀº, Á¢¼ÓÀÇ »óȲ¿¡ Á¸ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, Á¢¼ÓÀüÀÇ ¾×¼¼½º±ÇÀº, Á¢¼ÓÇÑ µÚÀÇ ¾×¼¼½º±Ç°ú´Â ´Ù¸¥ °æ¿ì°¡ ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, foo.com ¶ó°í ÇÏ´Â HTTP ¼¹ö·Î Á¢¼ÓÀ» ´Ù¸¥ È£½ºÆ® bar.com ¿¡ ¸®µð·ºÆ® Çϰí ÀÖ´Ù°í ÇÕ´Ï´Ù. Á¢¼ÓÇϱâ Àü¿¡ connection ¿¡ ÇØ µ¹·ÁÁÖ°íÁö´Â ¾×¼¼½º±ÇÀº, foo.com ¿¡ÀÇ Á¢¼Ó¿¡ ÇÊ¿äÇÑ ¾×¼¼½º±ÇÀÔ´Ï´Ù. ÇÑÆí, Á¢¼ÓÀÇ ³ªÁß¿¡ µ¹·ÁÁÖ°íÁö´Â ¾×¼¼½º±ÇÀº, bar.com ¿¡ÀÇ ¾×¼¼½º±ÇÀÌ µË´Ï´Ù.
¾×¼¼½º±ÇÀº, º¸Åë 2 °³ÀÇ ¸ñÀûÀ¸·Î »ç¿ëÇÕ´Ï´Ù. URLConnections ¿¡ ÇØ ÃëµæÇÑ ¿ÀºêÁ§Æ®ÀÇ Ä³½¬ÀÇ º¸È£ ¹× Á¢¼öÃøÀÌ Æ¯Á¤ÀÇ URL¸¦ ¾Ë ±Ç¸®ÀÇ È®ÀÎÀÔ´Ï´Ù. ÀüÀÚÀÇ °æ¿ì, ¾×¼¼½º±ÇÀº ¿ÀºêÁ§Æ®¸¦ ÃëµæÇÑ ¡¸³ª¸ÓÁö¡¹·Î ÃëµæµË´Ï´Ù. ¿¹¸¦ µé¾î HTTP Á¢¼Ó¿¡¼´Â µ¥ÀÌÅÍÀÇ ÃÖÁ¾ÀûÀÎ ÀÔ¼öó°¡ µÇ´Â È£½ºÆ®¿¡°Ô Á¢¼ÓÇϱâ À§ÇÑ ¾×¼¼½º±ÇÀ» ³ªÅ¸³À´Ï´Ù. ÈÄÀÚÀÇ °æ¿ì, ¾×¼¼½º±ÇÀº Á¢¼ÓÀÇ ¡¸Àü¡¹¿¡ Ãëµæ ¹× Å×½ºÆ®µË´Ï´Ù.
IOException
- ¾×¼¼½º±ÇÀÇ Ã³¸®¿¡ ³×Æ®¿öÅ© ¶Ç´Â ÆÄÀÏ ÀÔÃâ·ÂÀÌ ÇÊ¿äÇÑ ¶§¿¡
ó¸®Áß¿¡ ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìpublic InputStream getInputStream() throws IOException
IOException
- ÀÔ·Â ½ºÆ®¸²ÀÇ ÀÛ¼ºÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
UnknownServiceException
- ÇÁ·ÎÅäÄÝÀÌ ÀÔ·ÂÀ» ¼Æ÷Æ®Çϰí ÀÖÁö ¾Ê´Â °æ¿ìsetReadTimeout(int)
,
getReadTimeout()
public OutputStream getOutputStream() throws IOException
IOException
- Ãâ·Â ½ºÆ®¸²ÀÇ ÀÛ¼ºÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
UnknownServiceException
- ÇÁ·ÎÅäÄÝÀÌ Ãâ·ÂÀ» ¼Æ÷Æ®Çϰí ÀÖÁö ¾Ê´Â °æ¿ìpublic String toString()
String
Ç¥ÇöÀ» µ¹·ÁÁÝ´Ï´Ù.
Object
³»ÀÇ toString
URLConnection
ij¸¯ÅÍ ¶óÀΠǥÇöpublic void setDoInput(boolean doinput)
URLConnection
doInput
ÇʵåÄ¡¸¦ ÁöÁ¤ÇÑ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
URL Á¢¼ÓÀ» ÀÔÃâ·Â¿¡ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. URL Á¢¼ÓÀ» »ç¿ëÇØ ÀÔ·ÂÀ» ½Ç½ÃÇÏ´Â °æ¿ì¿¡´Â DoInput Ç÷¡±×¸¦ true ·Î ¼³Á¤ÇÕ´Ï´Ù. Ãâ·ÂÀ» ½Ç½ÃÇÏ´Â °æ¿ì¿¡´Â false ·Î ¼³Á¤ÇÕ´Ï´Ù. µðÆúƮġ´Â true ÀÔ´Ï´Ù.
doinput
- »õ·Î¿î °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìdoInput
,
getDoInput()
public boolean getDoInput()
URLConnection
doInput
Ç÷¡±×ÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
URLConnection
doInput
Ç÷¡±×ÀÇ °ªsetDoInput(boolean)
public void setDoOutput(boolean dooutput)
URLConnection
doOutput
ÇʵåÀÇ °ªÀ», ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
URL Á¢¼ÓÀ» ÀÔÃâ·Â¿¡ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. URL Á¢¼ÓÀ» »ç¿ëÇØ Ãâ·ÂÀ» ½Ç½ÃÇÏ´Â °æ¿ì¿¡´Â DoOutput Ç÷¡±×¸¦ true ·Î ¼³Á¤ÇÕ´Ï´Ù. ÀÔ·ÂÀ» ½Ç½ÃÇÏ´Â °æ¿ì¿¡´Â false ·Î ¼³Á¤ÇÕ´Ï´Ù. µðÆúƮġ´Â false ÀÔ´Ï´Ù.
dooutput
- »õ·Î¿î °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìgetDoOutput()
public boolean getDoOutput()
URLConnection
doOutput
Ç÷¡±×ÀÇ °ªÀ» µ¹·ÁÁÝ´Ï´Ù.
URLConnection
doOutput
Ç÷¡±×ÀÇ °ªsetDoOutput(boolean)
public void setAllowUserInteraction(boolean allowuserinteraction)
URLConnection
allowUserInteraction
ÇʵåÄ¡¸¦ ¼³Á¤ÇÕ´Ï´Ù.
allowuserinteraction
- »õ·Î¿î °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìgetAllowUserInteraction()
public boolean getAllowUserInteraction()
allowUserInteraction
ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù.
allowUserInteraction
ÇʵåÄ¡setAllowUserInteraction(boolean)
public static void setDefaultAllowUserInteraction(boolean defaultallowuserinteraction)
URLConnection
¿ÀºêÁ§Æ®ÀÇ allowUserInteraction
Çʵ忡 µµÂøÇØ, µðÆúƮġ°¡ ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
defaultallowuserinteraction
- »õ·Î¿î °ªgetDefaultAllowUserInteraction()
public static boolean getDefaultAllowUserInteraction()
allowUserInteraction
ÇʵåÀÇ µðÆúƮġ¸¦ µ¹·ÁÁÝ´Ï´Ù.
µðÆúƮġ´Â ¡¸sticky¡¹(¸ðµç URLConnection Á¤ÀûÀÎ »óÅÂÀÇ ÀϺÎ)ÀÔ´Ï´Ù. ÀÌ Ç÷¡±×´Â ÀÌÈÄ¿¡ ÀÛ¼ºµÇ´Â ¸ðµç URLConnection ¿ÀºêÁ§Æ®¿¡ Àû¿ëµË´Ï´Ù.
allowUserInteraction
ÇʵåÀÇ µðÆúƮġsetDefaultAllowUserInteraction(boolean)
public void setUseCaches(boolean usecaches)
URLConnection
useCaches
Çʵ带, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
ÀϺÎÀÇ ÇÁ·ÎÅäÄÝÀº, ¹®¼¸¦ ij½¬ÇÕ´Ï´Ù. ±×·¯³ª, °æ¿ì¿¡ µû¶ó¼´Â ij½¬¸¦ ¹«½ÃÇØ Á¤º¸¸¦ Àü¼Û ÇÏ´Â (ºê¶ó¿ìÀúÀÇ ¡¸´Ù½Ã Àб⡹¹öư) ÀÏÀÌ Áß¿äÇÑ Àϵµ ÀÖ½À´Ï´Ù. Á¢¼ÓÀÇ UseCaches Ç÷¡±×°¡ true °æ¿ì, ±× Á¢¼Ó¿¡¼´Â ij½¬¸¦ »ç¿ëÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. ÀÌ Ç÷¡±×°¡ false °æ¿ì, ij½¬´Â ¹«½ÃµË´Ï´Ù. µðÆúƮġ´Â DefaultUseCaches °ª¿¡ ÇØ Á¤ÇØÁý´Ï´Ù¸¸, DefaultUseCaches µðÆúƮġ´Â true ÀÔ´Ï´Ù.
usecaches
- ij½¬¿¡ÀÇ ±âÀÔÀÌ °¡´ÉÇѰ¡ ¾î¶²°¡¸¦ ³ªÅ¸³»´Â boolean
Ä¡
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìgetUseCaches()
public boolean getUseCaches()
URLConnection
useCaches
ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù.
URLConnection
useCaches
ÇʵåÄ¡setUseCaches(boolean)
public void setIfModifiedSince(long ifmodifiedsince)
URLConnection
ifModifiedSince
ÇʵåÄ¡¸¦, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
ifmodifiedsince
- »õ·Î¿î °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìgetIfModifiedSince()
public long getIfModifiedSince()
ifModifiedSince
ÇʵåÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù.
ifModifiedSince
ÇʵåÄ¡setIfModifiedSince(long)
public boolean getDefaultUseCaches()
URLConnection
useCaches
Ç÷¡±×ÀÇ µðÆúƮġ¸¦ µ¹·ÁÁÝ´Ï´Ù.
µðÆúƮġ´Â ¡¸sticky¡¹(¸ðµç URLConnection Á¤ÀûÀÎ »óÅÂÀÇ ÀϺÎ)ÀÔ´Ï´Ù. ÀÌ Ç÷¡±×´Â ÀÌÈÄ¿¡ ÀÛ¼ºµÇ´Â ¸ðµç URLConnection ¿ÀºêÁ§Æ®¿¡ Àû¿ëµË´Ï´Ù.
URLConnection
useCaches
Ç÷¡±×ÀÇ µðÆúƮġsetDefaultUseCaches(boolean)
public void setDefaultUseCaches(boolean defaultusecaches)
useCaches
ÇʵåÀÇ µðÆúƮġ¸¦, ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù.
defaultusecaches
- »õ·Î¿î °ªgetDefaultUseCaches()
public void setRequestProperty(String key, String value)
ÁÖ: º¹¼öÀÇ ÇÁ·ÎÆÛƼ¸¦ ÇϳªÀÇ ÇÁ·ÎÆÛƼ¿¡ ºÎ°¡ÇÒ ¼ö ÀÖµµ·Ï ÇÏ´Â ÄÞ¸¶·Î ´Ü¶ôÁö¾îÁø ¸®½ºÆ® ±¸¹®À» »ç¿ëÇϱâ À§Çؼ, HTTP´Â °°Àº Ű·Î º¹¼öÀÇ ÀνºÅϽº¸¦ Á¤´çÇÏ°Ô °¡Áú ¼ö ÀÖ´Â ¿ä±¸ ÇÁ·ÎÆÛƼ¸¦ ¸ðµÎ ÇÊ¿ä·Î ÇÕ´Ï´Ù.
key
- ¿ä±¸¸¦ ½Äº°Çϴ Ű¿öµå ( ¡¸accept
¡¹ µî)value
- Ű¿öµå¿¡ °ü·ÃÇÑ °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ì
NullPointerException
- ۰¡ null
°æ¿ìgetRequestProperty(java.lang.String)
public void addRequestProperty(String key, String value)
key
- ¿ä±¸¸¦ ½Äº°Çϴ Ű¿öµå ( ¡¸accept
¡¹ µî)value
- Ű¿öµå¿¡ °ü·ÃÇÑ °ª
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ì
NullPointerException
- ۰¡ null
°æ¿ìgetRequestProperties()
public String getRequestProperty(String key)
key
- ¿ä±¸¸¦ ½Äº°Çϴ Ű¿öµå ( ¡¸accept¡¹ µî)
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ìsetRequestProperty(java.lang.String, java.lang.String)
public Map <String, List <String >> getRequestProperties()
IllegalStateException
- ¹ú½á Á¢¼ÓµÇ°í ÀÖ´Â °æ¿ì@Deprecated public static void setDefaultRequestProperty(String key, String value)
URLConnection
´Â
ÀÛ¼º½Ã¿¡ ÀÌ·¯ÇÑ °ªÀ» »ç¿ëÇØ Ãʱâȵ˴ϴÙ.
key
- ¿ä±¸¸¦ ½Äº°Çϴ Ű¿öµå ( ¡¸accept
¡¹ µî)value
- Ű¿öµå¿¡ °ü·ÃÇÑ °ªsetRequestProperty(java.lang.String, java.lang.String)
,
getDefaultRequestProperty(java.lang.String)
@Deprecated public static String getDefaultRequestProperty(String key)
key
- ¿ä±¸¸¦ ½Äº°Çϴ Ű¿öµå ( ¡¸accept¡¹ µî)
getRequestProperty(java.lang.String)
,
setDefaultRequestProperty(java.lang.String, java.lang.String)
public static void setContentHandlerFactory(ContentHandlerFactory fac)
ContentHandlerFactory
¸¦
¼³Á¤ÇÕ´Ï´Ù. ¾îÇø®ÄÉÀ̼ǿ¡¼´Â ÃÖ´ë·Î 1 ȸ È£ÃâÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
ÄÁÅÙÃ÷ÀÇ Á¾·ù¸¦ ±âº»À¸·Î ContentHandler¸¦
±¸ÃàÇÏ·Á¸é ContentHandlerFactory
°¡ »ç¿ëµË´Ï´Ù.
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÀÌ ¸Þ¼µå´Â ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkSetFactory
¸Þ¼µå¸¦ È£ÃâÇÏ´Â °ÍÀ¸·Î ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ°í ÀÖ´Â °ÍÀ» È®ÀÎÇÕ´Ï´Ù. ÀÌ °á°ú, SecurityException °¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
fac
- ¸ñÀûÀÇ ÆÑÅ丮
Error
- ÆÑÅ丮°¡ ¹ú½á Á¤Àǵǰí ÀÖ´Â °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkSetFactory
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìContentHandlerFactory
,
getContent()
,
SecurityManager.checkSetFactory()
public static String guessContentTypeFromName(String fname)
getContentType
¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇÏ´Â ¼ºê Ŭ·¡½º¿¡¼ »ç¿ëÇÏ¸é Æí¸®ÇÕ´Ï´Ù.
fname
- ÆÄÀϸí
getContentType()
public static String guessContentTypeFromStream(InputStream is) throws IOException
getContentType
¸Þ¼µå¸¦ ¿À¹ö¶óÀ̵å(override) ÇÏ´Â ¼ºê Ŭ·¡½º¿¡¼ »ç¿ëÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
ÀÌ»óÀûÀÎ »óÅ¿¡¼´Â ÀÌ ·çƾÀº ÇÊ¿ä ¾ø½À´Ï´Ù. ±×·¯³ª, ÄÁÅÙÃ÷ÇüÀ¸·Î¼ ºÎÁ¤ÇÑ °ªÀ» µ¹·ÁÁÖ´Â http
¼¹ö´Â ¸¹ÀÌ ÀÖ½À´Ï´Ù. °Ô´Ù°¡ Ç¥ÁØÀûÀÌ ¾Æ´Ñ È®ÀåÀÚ(extension)µµ ¸¹ÀÌ ÀÖ½À´Ï´Ù. ÀÌ ¶§¹®¿¡
http
¼¹ö°¡ µ¹·ÁÁÖ´Â ÄÁÅÙÃ÷ÇüÀ» ±×´ë·Î ¹Þ¾ÆµéÀÌ´Â °Íº¸´Ùµµ, µ¥ÀÌÅ͸¦ ±âº»À¸·Î ÄÁÅÙÃ÷ÇüÀ» Á÷Á¢ ÃßÃøÇÑ (ºÐ)ÆíÀÌ Á¤È®ÇÑ °æ¿ì°¡ ÀÚÁÖ ÀÖ½À´Ï´Ù.
is
- ¼Æ÷Æ®°¡ ¸¶Å© ÇÏ´Â ÀÔ·Â ½ºÆ®¸²
null
IOException
- ÀÔ·Â ½ºÆ®¸²ÀÇ µ¶ÇØÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìInputStream.mark(int)
,
InputStream.markSupported()
,
getContentType()
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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 |
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