- /** 将String转换成InputStream */
- public static InputStream StringTOInputStream(String in) throws Exception{
- ByteArrayInputStream is = new ByteArrayInputStream(in.getBytes("ISO-8859-1"));
- return is;
- }
- /** 将InputStream转换成byte数组 */
- 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();
- }
- /** 将byte数组转换成InputStream */
- public static InputStream byteTOInputStream(byte[] in) throws Exception{
- ByteArrayInputStream is = new ByteArrayInputStream(in);
- return is;
- }
- /**
- * 将byte数组转换成String
- * @param in
- * @return
- * @throws Exception
- */
- public static String byteTOString(byte[] in) throws Exception{
- InputStream is = byteTOInputStream(in);
- return InputStreamTOString(is);
- }
/*将InputStream转成指定编码过的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");
- }
本文介绍了如何在Java中实现不同数据类型之间的转换,包括String到InputStream、InputStream到byte数组、byte数组到InputStream以及byte数组到String的方法,并详细展示了每一步的具体实现。
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