MINA中IoBuffer、byte[]、String其间转换

MINA中IoBuffer、byte[]、String之间转换
Java代码

/** ?*?将byte[]转换成string?? ?*?@param?butBuffer ?*/??public?static?String?byteToString(byte?[]?b) ??{ ?????????StringBuffer?stringBuffer?=?new?StringBuffer(); ?????????for?(int?i?=?0;?i?<?b.length;?i++) ?????????{ ?????????????stringBuffer.append((char)?b?[i]); ?????????} ?????????return?stringBuffer.toString(); ??} ????/** ?*?将bytebuffer转换成string?? ?*?@param?str ?*/??public?static?IoBuffer?stringToIoBuffer(String?str) ??{ ???????????byte?bt[]?=?str.getBytes(); ???????????IoBuffer?ioBuffer?=?IoBuffer.allocate(bt.length); ?????????ioBuffer.put(bt,?0,?bt.length); ?????????ioBuffer.flip(); ?????????return?ioBuffer; ??} ??/** ?*?将IoBuffer转换成string?? ?*?@param?str ?*/??public?static?IoBuffer?byteToIoBuffer(byte?[]?bt,int?length) ??{ ???????????IoBuffer?ioBuffer?=?IoBuffer.allocate(length); ?????????ioBuffer.put(bt,?0,?length); ?????????ioBuffer.flip(); ?????????return?ioBuffer; ??} ??/** ?*?将IoBuffer转换成byte?? ?*?@param?str ?*/??public?static?byte?[]?ioBufferToByte(Object?message) ??{ ????????if?(!(message?instanceof?IoBuffer)) ????????{ ????????????return?null; ????????} ????????IoBuffer?ioBuffer?=?(IoBuffer)message; ????????byte[]?b?=?new?byte[ioBuffer.limit()]; ????????ioBuffer.get(b); ????????return?b; ??} ??/** ?*?将IoBuffer转换成string?? ?*?@param?butBuffer ?*/??public?static?String?ioBufferToString(Object?message) ??{ ????????if?(!(message?instanceof?IoBuffer)) ????????{ ??????????return?""; ????????} ????????IoBuffer?ioBuffer?=?(IoBuffer)?message; ????????byte[]?b?=?new?byte?[ioBuffer.limit()]; ????????ioBuffer.get(b); ????????StringBuffer?stringBuffer?=?new?StringBuffer(); ??????????for?(int?i?=?0;?i?<?b.length;?i++) ????????{ ???????????stringBuffer.append((char)?b?[i]); ????????} ?????????return?stringBuffer.toString(); ??}?