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[°³¹ß Tip] ÆÄÀÏ(File) »ç¿ë
8³â Àü
ÆÄÀÏ »ç¿ë

ÆÄÀÏ ³»¿ëÀ» Àаųª ¾²±â À§Çؼ­´Â ¾Èµå·ÎÀ̵忡¼­ Á¦°øÇÏ´Â openFileInput °ú openFileOutputÀ» »ç¿ëÇؾßÇÔ.
ÀÌ ¸Þ¼Òµå´Â ÇöÀç application folder ¸¦ ±âÁØÀ¸·Î ÆÄÀÏÀ» »ý¼º/ÂüÁ¶ÇÔ.
Âü°í, path seperator ¸¦ »ç¿ëÇÒ °æ¿ì exceptionÀ» ¹ß»ý½Ãŵ´Ï´Ù.

1. ÀϹÝÀûÀÎ ÆÄÀÏ »ý¼º/»ç¿ë ¹æ¹ý

private static final String FILE_NAME = "temp.txt";

// Create a new output file stream that's private to this application.
1) FileOutputStream fos = openFileOutput(FILE_NAME, Context.MODE_PRIVATE);
ÆÄÀÏÀÌ Á¸ÀçÇÏÁö ¾ÊÀ¸¸é »õ·Î ÆÄÀÏÀ» »ý¼ºÇϸç, ±âÁ¸¿¡ ÆÄÀÏÀÌÁ¸ÀçÇÏ¸é ³»¿ëÀ» µ¤¾î¾¸.
¸¸ÀÏ, "openFileOutput(FILE_NAME, Context.MODE_APPEND);"
Context.MODE_APPEND¸¦ ÁöÁ¤ÇØÁÖ¸é ±âÁ¸ ÆÄÀÏ¿¡ ³»¿ëÀ» µ¡ºÙÀϼö ÀÖÀ½.

// Create a new file input stream.
2) FileInputStream fis = openFileInput(FILE_NAME);
ÆÄÀÏÀ» ¿ÀÇÂÇÒ¶§´Â openFileInput ¸Þ¼Òµå »ç¿ëÇÔ.

FileOutputStream, FileInputStream´Â ÀÚ¹Ù¿Í ¸¶Âù°¡Áö·Î IO ó¸® °¡´ÉÇÔ.

2. ¾ÖÇø®ÄÉÀÌ¼Ç »çÀÌ¿¡ °øÀ¯°¡´ÉÇÑ ÆÄÀÏ »ý¼º/»ç¿ë ¹æ¹ý

String FILE_NAME = "sharefile.txt";
fos = openFileOutput(FILE_NAME, Context.MODE_WORLD_WRITEABLE);
ÆÄÀÏ »ý¼º½Ã, Context.MODE_WORLD_WRITABLE¸¦ »ç¿ëÇÑ ÆÄÀÏ¿¡ ´ëÇؼ­´Â  Context.MODE_WORLD_WRITEABLE ¿É¼ÇÀ¸·Î ´Ù¸¥ ¾ÖÇø®ÄÉÀ̼ǿ¡¼­µµ  ÆÄÀÏ¿¡ Á¢±Ù °¡´ÉÇÏ°Ô µÊ.
µ¡ºÙ¿©, ÆÄÀÏ°øÀ¯¹æ¹ýÀº  Content Provider ·Îµµ °¡´ÉÇÔ.
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