简单字符流输入输出
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2022-06-10 23:14:50
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package com.simpleFactory.ui;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
public class ListAndArray
{
public static void main( String[] args )
{
String pathInput = "D:/io.txt";
String pathWriter = "D:/io1.txt";
BufferedReader bReader = ListAndArray.openFileAndTOBuffered( pathInput );
ListAndArray.writeText( bReader, pathWriter );
ListAndArray.printText( bReader );
}
private static BufferedReader openFileAndTOBuffered( String path )
{
File file = new File( path );
BufferedReader bf = null;
try
{
bf = new BufferedReader( new InputStreamReader(
new FileInputStream( file ) ) );
} catch ( FileNotFoundException e )
{
e.printStackTrace();
}
return bf;
}
private static void writeText( BufferedReader bReader, String path )
{
BufferedReader bufReader = bReader;
BufferedWriter bufWriter = null;
try
{
//true为在后面追加
bufWriter = new BufferedWriter( new FileWriter( path, true ) );
String strLine = "";
while ( (strLine = bufReader.readLine()) != null )
{
//换行
bufWriter.newLine();
bufWriter.write( strLine );
}
} catch ( IOException e1 )
{
e1.printStackTrace();
}finally{
try
{
bufWriter.close();
bufReader.close();
} catch ( IOException e )
{
e.printStackTrace();
}
}
}
private static void printText( BufferedReader bReader )
{
System.out.println("执行完毕");
}
}
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
public class ListAndArray
{
public static void main( String[] args )
{
String pathInput = "D:/io.txt";
String pathWriter = "D:/io1.txt";
BufferedReader bReader = ListAndArray.openFileAndTOBuffered( pathInput );
ListAndArray.writeText( bReader, pathWriter );
ListAndArray.printText( bReader );
}
private static BufferedReader openFileAndTOBuffered( String path )
{
File file = new File( path );
BufferedReader bf = null;
try
{
bf = new BufferedReader( new InputStreamReader(
new FileInputStream( file ) ) );
} catch ( FileNotFoundException e )
{
e.printStackTrace();
}
return bf;
}
private static void writeText( BufferedReader bReader, String path )
{
BufferedReader bufReader = bReader;
BufferedWriter bufWriter = null;
try
{
//true为在后面追加
bufWriter = new BufferedWriter( new FileWriter( path, true ) );
String strLine = "";
while ( (strLine = bufReader.readLine()) != null )
{
//换行
bufWriter.newLine();
bufWriter.write( strLine );
}
} catch ( IOException e1 )
{
e1.printStackTrace();
}finally{
try
{
bufWriter.close();
bufReader.close();
} catch ( IOException e )
{
e.printStackTrace();
}
}
}
private static void printText( BufferedReader bReader )
{
System.out.println("执行完毕");
}
}
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