📄 java http 协议的发送接收.mht
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keyit=3Dwindow.open('http://www.365key.com/storeit.aspx?t=3D'+escape(d.ti=
tle)+'&u=3D'+escape(d.location.href)+'&c=3D'+escape(t),'keyit','scrollbar=
s=3Dno,width=3D475,height=3D575,left=3D75,top=3D20,status=3Dno,resizable=3D=
yes'));keyit.focus();}</SCRIPT>
<DIV class=3Dpost>
<DIV class=3DpostTitle>
<SCRIPT src=3D"http://wz.csdn.net/javascripts/vote.js"></SCRIPT>
<A =
href=3D"http://blog.csdn.net/qfll_1981/archive/2007/09/19/1790734.aspx"><=
IMG=20
height=3D13 src=3D"http://blog.csdn.net/images/authorship.gif" =
width=3D15=20
border=3D0> JAVA =
Http=E5=8D=8F=E8=AE=AE=E7=9A=84=E5=8F=91=E9=80=81=E6=8E=A5=E6=94=B6</A>&n=
bsp;
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src=3D"http://blog.csdn.net/count.aspx?ID=3D1790734&Type=3DRank"></SC=
RIPT>
</DIV>
<DIV class=3DpostText>
<P>import java.io.*;<BR>import java.net.HttpURLConnection;<BR>import=20
java.net.URL;<BR>import javax.servlet.*;<BR>import =
javax.servlet.http.*;</P>
<P>public class CommServer extends HttpServlet {</P>
<P> private static final String CONTENT_TYPE =3D "text/html;=20
charset=3DGBK"; &nbs=
p;=20
//=E7=BC=96=E7=A0=81=E7=B1=BB=E5=9E=8B</P>
<P> public void init() throws=20
ServletException{ &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E5=88=9D=E5=A7=8B=E5=8C=96=E5=87=BD=E6=95=B0<BR> }</P>
<P> public void yReceiverSend(HttpServletRequest request,=20
HttpServletResponse response) throws ServletException,=20
IOException{<BR> <BR> response.setContentType(CONTE=
NT_TYPE);<BR> String=20
ip =3D=20
request.getRemoteHost(); &=
nbsp; &n=
bsp; &nb=
sp; =20
//IP=E5=9C=B0=E5=9D=80<BR> String url =3D=20
request.getRequestURI(); &=
nbsp; &n=
bsp; &nb=
sp; =20
//url=E5=9C=B0=E5=9D=80<BR> InputStream inputStream =3D=20
request.getInputStream(); =
&=
nbsp; =20
//=E7=94=A8=E4=BA=8C=E8=BF=9B=E5=88=B6=E6=B5=81=E6=8E=A5=E6=94=B6=E6=95=B0=
=E6=8D=AE<BR> BufferedInputStream input =3D=20
null; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E8=BE=93=E5=85=A5=E6=B5=81,=E7=94=A8=E4=BA=8E=E6=8E=A5=E6=94=B6=E8=AF=B7=
=E6=B1=82=E7=9A=84=E6=95=B0=E6=8D=AE<BR> &nb=
sp; byte[] buffer =3D=20
new=20
byte[1024]; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E6=95=B0=E6=8D=AE=E7=BC=93=E5=86=B2=E5=8C=BA<BR> &nbs=
p; int count =3D 0;=20
&=
nbsp; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E6=AF=8F=E4=B8=AA=E7=BC=93=E5=86=B2=E5=8C=BA=E7=9A=84=E5=AE=9E=E9=99=85=
=E6=95=B0=E6=8D=AE=E9=95=BF=E5=BA=A6<BR> &nb=
sp; =20
ByteArrayOutputStream streamXML =3D new ByteArrayOutputStream();=20
=20
//=E8=AF=B7=E6=B1=82=E6=95=B0=E6=8D=AE=E5=AD=98=E6=94=BE=E5=AF=B9=E8=B1=A1=
<BR> byte[] iXMLData =3D=20
null; &n=
bsp; &nb=
sp; &nbs=
p;  =
; =20
//=E8=AF=B7=E6=B1=82=E6=95=B0=E6=8D=AE=E5=AD=98=E6=94=BE=E5=88=B0byte[]</=
P>
<P> //=E6=8E=A5=E6=94=B6=E9=93=B6=E8=A1=8C=E6=95=B0=E6=8D=AE<B=
R> try {<BR> input =3D new=20
BufferedInputStream(inputStream);<BR> while ((count =3D =
input.read(buffer)) !=3D =
-1){<BR> streamXML.write(buffer,=20
0, count);<BR> } <BR> }catch (Exception =
e){<BR> e.printStackTrace();<BR> }finally{<BR=
> if=20
(input !=3D null){<BR> try=20
{<BR> input.close();<BR> &n=
bsp;}catch=20
(Exception=20
f){<BR> f.printStackTrace();<BR> =
}<BR> }<BR> }<BR> iXML=
Data=20
=3D=20
streamXML.toByteArray(); &=
nbsp; &n=
bsp; &nb=
sp; &nbs=
p;=20
//=E5=BE=97=E5=88=B0=E4=B8=80=E4=B8=AAbyte=E6=95=B0=E7=BB=84,=E6=8F=90=E4=
=BE=9B=E7=BB=99=E5=B9=B3=E5=8F=B0<BR>////////////////////////////////////=
/////////////<BR>//=E8=B0=83=E7=94=A8=E7=9B=B8=E5=BA=94=E5=B9=B3=E5=8F=B0=
=E7=A8=8B=E5=BA=8F=E7=9A=84=E8=BF=87=E7=A8=8B.......<BR>// &nb=
sp; &nbs=
p; =20
......<BR>// &=
nbsp; =20
......<BR>///////////////////////////////////////////////// <BR>&nbs=
p; //=E8=BF=94=E5=9B=9E=E6=95=B0=E6=8D=AE=E7=BB=99=E9=93=B6=E8=A1=8C=
<BR> String=20
returnStr =3D=20
null; &n=
bsp; &nb=
sp; &nbs=
p;  =
; =20
//=E5=B9=B3=E5=8F=B0=E7=A8=8B=E5=BA=8F=E8=BF=94=E5=9B=9E=E7=9A=84=E6=95=B0=
=E6=8D=AE</P>
<P> try {<BR> OutputStream out =3D=20
response.getOutputStream();<BR> response.setContentLengt=
h(returnStr.getBytes().length); =
&=
nbsp; =20
//=E6=B7=BB=E5=8A=A0=E5=93=8D=E5=BA=94=E5=8C=85=E9=95=BF=E5=BA=A6<BR>&nbs=
p; out.write(returnStr.getBytes());<BR> out.f=
lush();<BR> out.close();<BR> }=20
catch (Exception=20
e){<BR> e.printStackTrace();<BR> }<BR> }=
<BR> <BR> <BR> public=20
void bSendReceiver() throws=20
Exception{ &nb=
sp; &nbs=
p;  =
; =20
//=E5=B9=B3=E5=8F=B0=E4=B8=BB=E5=8A=A8=E5=8F=91=E8=B5=B7=E7=9A=84http=E5=8F=
=91=E9=80=81<BR> <BR> try{<BR> Str=
ing=20
url =3D "<A=20
href=3D"http://www.baidu.com/">http://www.baidu.com/</A>"; &nb=
sp; &nbs=
p;  =
; =
=20
//=E6=9F=A5=E8=A1=A8=E5=BE=97=E5=88=B0=E5=8F=91=E9=80=81=E5=9C=B0=E5=9D=80=
</P>
<P> HttpURLConnection httpConnection =3D =
(HttpURLConnection) new=20
URL(url) =20
//=E5=BB=BA=E7=AB=8B=E4=B8=80=E4=B8=AAHttpURLConnection<BR> &n=
bsp; .openConnection();</P>
<P> httpConnection.setRequestMethod("POST");<BR> &n=
bsp; httpConnection.setDoOutput(true);<BR> httpConn=
ection.setDoInput(true);<BR> httpConnection.setAllowUser=
Interaction(true);<BR> httpConnection.connect();</P>
<P> //=E5=8F=91=E9=80=81=E6=95=B0=E6=8D=AE=E7=BB=99=E4=BF=
=9D=E9=99=A9=E5=85=AC=E5=8F=B8<BR> OutputStream =
outputStream=20
=3D httpConnection.getOutputStream();<BR> byte[] buffer =
=3D new=20
byte[1024]; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E5=B9=B3=E5=8F=B0=E7=94=9F=E6=88=90=E7=9A=84XML=E4=B8=B2<BR> &nbs=
p; =20
outputStream.write(buffer);<BR> =
=20
outputStream.flush();<BR> =
=20
outputStream.close();</P>
<P> =20
//=E6=8E=A5=E6=94=B6=E4=BF=9D=E9=99=A9=E5=85=AC=E5=8F=B8=E7=9A=84=E6=95=B0=
=E6=8D=AE=E6=95=B0=E6=8D=AE<BR> =
=20
InputStream inputStream =3D =
httpConnection.getInputStream();<BR> =20
BufferedInputStream input =3D=20
null; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E8=BE=93=E5=85=A5=E6=B5=81,=E7=94=A8=E4=BA=8E=E6=8E=A5=E6=94=B6=E8=AF=B7=
=E6=B1=82=E7=9A=84=E6=95=B0=E6=8D=AE<BR> &nb=
sp; =20
buffer =3D new=20
byte[1024]; &n=
bsp; &nb=
sp; &nbs=
p;  =
; =20
//=E6=95=B0=E6=8D=AE=E7=BC=93=E5=86=B2=E5=8C=BA<BR> &nbs=
p; =20
int count =3D 0;=20
&=
nbsp; &n=
bsp; &nb=
sp; &nbs=
p; =20
//=E6=AF=8F=E4=B8=AA=E7=BC=93=E5=86=B2=E5=8C=BA=E7=9A=84=E5=AE=9E=E9=99=85=
=E6=95=B0=E6=8D=AE=E9=95=BF=E5=BA=A6<BR> &nb=
sp; =20
ByteArrayOutputStream streamXML =3D new ByteArrayOutputStream();=20
=20
//=E8=AF=B7=E6=B1=82=E6=95=B0=E6=8D=AE=E5=AD=98=E6=94=BE=E5=AF=B9=E8=B1=A1=
<BR> =20
byte[] iXMLData =3D=20
null; &n=
bsp; &nb=
sp; &nbs=
p;  =
; =20
//=E8=AF=B7=E6=B1=82=E6=95=B0=E6=8D=AE=E5=AD=98=E6=94=BE=E5=88=B0byte[]</=
P>
<P> try {<BR> =20
input =3D new=20
BufferedInputStream(inputStream);<BR> =
while=20
((count =3D input.read(buffer)) !=3D -1){<BR> =20
streamXML.write(buffer, 0, =
count);<BR> =20
} <BR> }catch =
(Exception=20
e){<BR> =20
e.printStackTrace();<BR> =20
}finally{<BR> if (input =
!=3D=20
null){<BR> try =
{<BR> =20
input.close();<BR> =20
}catch (Exception f){<BR> =20
f.printStackTrace();<BR> =
}<BR> =20
}<BR> =
}<BR> =20
iXMLData =3D=20
streamXML.toByteArray(); &=
nbsp; &n=
bsp; &nb=
sp; =20
//=E5=BE=97=E5=88=B0=E4=B8=80=E4=B8=AAbyte=E6=95=B0=E7=BB=84,=E6=8F=90=E4=
=BE=9B=E7=BB=99=E5=B9=B3=E5=8F=B0<BR> httpConnection.dis=
connect();<BR> }catch=20
(Exception=20
e){<BR> e.printStackTrace();<BR> }<BR> }=
<BR>}<BR> </P><BR><BR>
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