java httpclient 302_【04-20】httpclient处理302重定向问题

DefaultRedirectStrategy

client.setRedirectHandler(new DefaultRedirectHandler() {

@Override

public boolean isRedirectRequested(HttpResponse response, HttpContext context) {

boolean isRedirect = super.isRedirectRequested(response, context);

if (!isRedirect) {

int responseCode = response.getStatusLine().getStatusCode();

if (responseCode == 301 || responseCode == 302) {

return true;

}

}

return isRedirect;

}

});

/**

* @since 4.2

*/

protected boolean isRedirectable(final String method) {

for (final String m: REDIRECT_METHODS) {

if (m.equalsIgnoreCase(method)) {

return true;

}

}

return false;

}

/**

* Redirectable methods.

*/

private static final String[] REDIRECT_METHODS = new String[] {

HttpGet.METHOD_NAME,

HttpHead.METHOD_NAME

};

http://blog.youkuaiyun.com/chszs/article/details/16996489

/**

* spring中Around通知

* @param joinPoint

* @return

* @throws Throwable

*/

@Around("com.leanyu.lcsystem.pointcut.PointcutsDefinition.inServiceLayer()")

public Object checkPermissionAround( ProceedingJoinPoint joinPoint )

{

try

{

Object[] args = joinPoint.getArgs();

AbstractRequest request = (AbstractRequest)args[0];

int userId = request.getUserId();

String password = request.getPassword();

Signature signature = joinPoint.getSignature();

String service = signature.getDeclaringTypeName();

String method = signature.getName();

if ( checkPermission.hasServicePermission(userId, service , method , password) )

{

Object result = joinPoint.proceed( args );

return result;

}

}catch(Throwable e)

{

logger.error(e.toString(), e);

}

return null;

}