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java/¥Õ¥¡¥¤¥ëÆþ½ÐÎÏ ¤Î¥Ð¥Ã¥¯¥¢¥Ã¥×¥½¡¼¥¹(No.1)

[[java]]

*¥Æ¥­¥¹¥È¥Õ¥¡¥¤¥ëÆɤ߹þ¤ß [#x3a019d8]
 import java.io.*;
 
 try {
 	FileReader fr = new FileReader("¥Õ¥¡¥¤¥ë̾");
 	int c;
 	String str = new String();
 	while ((c = fr.read()) != -1) {
 		str = str + (char)c;
 	}
 	fr.close();
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Æ¥­¥¹¥È¥Õ¥¡¥¤¥ë½ñ¤­¹þ¤ß [#q81cfda2]
 import java.io.*;
 
 try {
 	FileWriter fw = new FileWriter("¥Õ¥¡¥¤¥ë̾");
 	fw.write("½ñ¤­¹þ¤ß¤¿¤¤Ê¸»úÎó");
 	fw.close();
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥Ã¥Õ¥¡ÉÕ¤­¥Æ¥­¥¹¥È¥Õ¥¡¥¤¥ëÆɤ߹þ¤ß [#b48c9a14]
 import java.io.*;
 
 try {
 	FileReader fr = new FileReader("¥Õ¥¡¥¤¥ë̾");
 	BufferedReader br = new BufferedReader(fr);
 
 	String str = new String();
 	while ((str = br.readLine()) != null) {
 		System.out.println(str); // ½èÍý¤òµ­½Ò
 	}
 	br.close();
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥Ã¥Õ¥¡ÉÕ¤­¥Æ¥­¥¹¥È¥Õ¥¡¥¤¥ë½ñ¤­¹þ¤ß [#m968c57c]
 import java.io.*;
 
 try {
 	FileWriter fw = new FileWriter("¥Õ¥¡¥¤¥ë̾");
 	BufferedWriter fr = new BufferedWriter(fw);
 
 	bw.write(½ñ¤­¹þ¤ß¤¿¤¤¥Ç¡¼¥¿);
 	bw.newLine; // ¹Ô¶èÀÚ¤ê
 	bw.flush;
 	bw.close();
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥¤¥Ê¥ê¥Õ¥¡¥¤¥ë byteñ°Ì¤ÎÆɤ߹þ¤ß [#f17e89cd]
 import java.io.*;
 
 try {
 	FileInputStream fis = new FileInputStream("¥Õ¥¡¥¤¥ë̾");
 	int b;
 	while ((b = fis.read()) != -1) {
 		System.out.println(b); // ½èÍý¤òµ­½Ò
 	}
 	fis.close();
 } catch (FileNotFoundException e) {
 	System.err.println(e);
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥¤¥Ê¥ê¥Õ¥¡¥¤¥ë byteñ°Ì¤Î½ñ¤­¹þ¤ß [#j699091b]
 import java.io.*;
 
 try {
 	FileOutputStream fos = new FileOutputStream("¥Õ¥¡¥¤¥ë̾");
 	fos.write(½ñ¤­¹þ¤ß¤¿¤¤¥Ç¡¼¥¿);
 	fos.close();
 } catch (FileNotFoundException e) {
 	System.err.println(e);
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥¤¥Ê¥ê¥Õ¥¡¥¤¥ë³Æ¼ï¥Ç¡¼¥¿Æɤ߹þ¤ß [#q4d3886d]
 import java.io.*;
 
 try {
 	FileInputStream fis = new FileInputStream("¥Õ¥¡¥¤¥ë̾");
 	DataInputStream dis = new DataInputStream(fis);
 	int i = dis.readInt();
 	String str = dis.readUTF();
 	dis.close();
 } catch (FileNotFoundException e) {
 	System.err.println(e);
 } catch (IOException e) {
 	System.err.println(e);
 }



*¥Ð¥¤¥Ê¥ê¥Õ¥¡¥¤¥ë³Æ¼ï¥Ç¡¼¥¿½ñ¤­¹þ¤ß [#hbde2777]
 import java.io.*;
 
 try {
 	FileOutputStream fos = new FileOutputStream("¥Õ¥¡¥¤¥ë̾");
 	DataOutputStream dos = new DataOutputStream(fos);
 	dos.writeInt(½ñ¤­¹þ¤ß¤¿¤¤int·¿¥Ç¡¼¥¿);
 	dos.writeUTF(½ñ¤­¹þ¤ß¤¿¤¤Ê¸»úÎó¥Ç¡¼¥¿);
 	dos.close();
 } catch (FileNotFoundException e) {
 	System.err.println(e);
 } catch (IOException e) {
 	System.err.println(e);
 }