From 0848a59cf9c8180dd986adb8fc1077ceed44eaa5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Victor=20No=C3=ABl?= <victor.noel@linagora.com>
Date: Mon, 28 Aug 2017 10:34:22 +0200
Subject: [PATCH] pac4j expects to replace in setResponseHeader

This fixes a bug with central logout where the location header
was set twice for example.
---
 src/main/java/org/pac4j/jax/rs/pac4j/JaxRsContext.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main/java/org/pac4j/jax/rs/pac4j/JaxRsContext.java b/src/main/java/org/pac4j/jax/rs/pac4j/JaxRsContext.java
index 13b83ef..6587d07 100644
--- a/src/main/java/org/pac4j/jax/rs/pac4j/JaxRsContext.java
+++ b/src/main/java/org/pac4j/jax/rs/pac4j/JaxRsContext.java
@@ -84,6 +84,8 @@ public void setResponseStatus(int code) {
 
     @Override
     public void setResponseHeader(String name, String value) {
+        // header() adds headers, so we must remove the previous value first
+        getAbortBuilder().header(name, null);
         getAbortBuilder().header(name, value);
     }