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不知不觉6年了
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blog名称:〾堯仸〾的天空
日志总数:139
评论数量:503
留言数量:16
访问次数:2720364
建立时间:2005年4月23日 |
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 [java]BufferToText
文章收藏, 随笔, 软件技术
〾堯仸〾 发表于 2009/4/3 15:15:37 |
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btw : 冒个泡 。在看 thinking in java 3 package thinkinjava.c12;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.nio.ByteBuffer;import java.nio.channels.FileChannel;import java.nio.charset.Charset;public class BufferToText { private static final int BSIZE = 1024; public static void main(String[] args) throws IOException { FileChannel fc = new FileOutputStream("data2.txt").getChannel(); fc.write(ByteBuffer.wrap("Some text".getBytes() )); fc.close(); fc = new FileInputStream("data2.txt").getChannel(); ByteBuffer buff = ByteBuffer.allocate(BSIZE); fc.read(buff); buff.flip(); System.out.println(buff.asCharBuffer() ); //Decode using this system's default Charset buff.rewind(); String encoding = System.getProperty("file.encoding"); System.out.println("Decoded using " + encoding + Charset.forName(encoding).decode(buff)); //Or ,we could encode with someing that will print fc = new FileOutputStream("data2.txt").getChannel(); fc.write(ByteBuffer.wrap("some text".getBytes("UTF-16BE"))); fc.close(); fc = new FileInputStream("data2.txt").getChannel(); buff.clear(); fc.read(buff); buff.flip(); System.out.println(buff.asCharBuffer() ); /* 卯浥?數 Decoded using GBKSome text some text*/ }} |
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