Java代碼 ?

import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; public class InputStreamUtils { final static int BUFFER_SIZE = 4096; // 將InputStream轉(zhuǎn)換成String public static String InputStreamTOString(InputStream in) throws Exception { ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] data = new byte[BUFFER_SIZE]; int count = -1; while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) outStream.write(data, 0, count); data = null; return new String(outStream.toByteArray(), "ISO-8859-1"); } // 將InputStream轉(zhuǎn)換成某種字符編碼的String public static String InputStreamTOString(InputStream in, String encoding) throws Exception { ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] data = new byte[BUFFER_SIZE]; int count = -1; while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) outStream.write(data, 0, count); data = null; return new String(outStream.toByteArray(), "ISO-8859-1"); } // 將String轉(zhuǎn)換成InputStream public static InputStream StringTOInputStream(String in) throws Exception { ByteArrayInputStream is = new ByteArrayInputStream(in.getBytes("ISO-8859-1")); return is; } // 將InputStream轉(zhuǎn)換成byte數(shù)組 public static byte[] InputStreamTOByte(InputStream in) throws IOException { ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] data = new byte[BUFFER_SIZE]; int count = -1; while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) outStream.write(data, 0, count); data = null; return outStream.toByteArray(); } // 將byte數(shù)組轉(zhuǎn)換成InputStream public static InputStream byteTOInputStream(byte[] in) throws Exception { ByteArrayInputStream is = new ByteArrayInputStream(in); return is; } // 將byte數(shù)組轉(zhuǎn)換成String public static String byteTOString(byte[] in) throws Exception { InputStream is = byteTOInputStream(in); return InputStreamTOString(is); } }

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