created a locale resolved tied in with the existing server configuration bean, removed locale interceptor (it doesn't work with fixed resolvers), cleaned up comments and files

openid-connect-common/src/main/java/org/mitre/openid/connect/config/ConfigurationBeanLocaleResolver.java

@@ -0,0 +1,60 @@
+/**
+ * 
+ */
+package org.mitre.openid.connect.config;
+
+import java.util.Locale;
+import java.util.TimeZone;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.i18n.LocaleContext;
+import org.springframework.context.i18n.TimeZoneAwareLocaleContext;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.i18n.AbstractLocaleContextResolver;
+import org.springframework.web.servlet.i18n.FixedLocaleResolver;
+
+/**
+ * 
+ * Resolve the server's locale from the injected ConfigurationPropertiesBean.
+ * 
+ * @author jricher
+ *
+ */
+@Component("localeResolver")
+public class ConfigurationBeanLocaleResolver extends AbstractLocaleContextResolver {
+	
+	@Autowired
+	private ConfigurationPropertiesBean config;
+
+	@Override
+	protected Locale getDefaultLocale() {
+		if (config.getLocale() != null) {
+			return config.getLocale();
+		} else {
+			return super.getDefaultLocale();
+		}
+	}
+
+	@Override
+	public LocaleContext resolveLocaleContext(HttpServletRequest request) {
+		return new TimeZoneAwareLocaleContext() {
+			@Override
+			public Locale getLocale() {
+				return getDefaultLocale();
+			}
+			@Override
+			public TimeZone getTimeZone() {
+				return getDefaultTimeZone();
+			}
+		};
+	}
+
+	@Override
+	public void setLocaleContext(HttpServletRequest request, HttpServletResponse response, LocaleContext localeContext) {
+		throw new UnsupportedOperationException("Cannot change fixed locale - use a different locale resolution strategy");
+	}
+
+}

openid-connect-common/src/main/java/org/mitre/openid/connect/config/ConfigurationPropertiesBean.java

@@ -16,6 +16,8 @@
  ******************************************************************************/
 package org.mitre.openid.connect.config;
 
+import java.util.Locale;
+
 import javax.annotation.PostConstruct;
 
 import org.slf4j.Logger;
@@ -47,6 +49,8 @@ public class ConfigurationPropertiesBean {
 	
 	private boolean forceHttps = false;
 	
+	private Locale locale = Locale.getDefault();
+
 	public ConfigurationPropertiesBean() {
 
 	}
@@ -131,4 +135,18 @@ public class ConfigurationPropertiesBean {
 	public void setForceHttps(boolean forceHttps) {
 		this.forceHttps = forceHttps;
 	}
+
+	/**
+	 * @return the locale
+	 */
+	public Locale getLocale() {
+		return locale;
+	}
+
+	/**
+	 * @param locale the locale to set
+	 */
+	public void setLocale(Locale locale) {
+		this.locale = locale;
+	}
 }

openid-connect-server-webapp/src/main/webapp/WEB-INF/application-context.xml

@@ -41,16 +41,10 @@
 		</mvc:message-converters>
 	</mvc:annotation-driven>
 
-    <bean id="localeResolver" class="org.springframework.web.servlet.i18n.FixedLocaleResolver">
-      <property name="defaultLocale" value="en" />
-    </bean>
-
-    <bean id="localeChangeInterceptor" class="org.springframework.web.servlet.i18n.LocaleChangeInterceptor" />
-
 	<mvc:interceptors>
-		<!-- Inject the UserInfo into the current context -->
-		<ref bean="localeChangeInterceptor"/>
+		<!-- Inject the UserInfo into the response -->
 		<bean id="userInfoInterceptor" class="org.mitre.openid.connect.web.UserInfoInterceptor" />
+		<!-- Inject the server configuration into the response -->
 		<bean id="serverConfigInterceptor" class="org.mitre.openid.connect.web.ServerConfigInterceptor" />
 	</mvc:interceptors>
 
@@ -208,17 +202,19 @@
 	
 	<bean id="clientAssertionAuthenticationProvider" class="org.mitre.openid.connect.assertion.JwtBearerAuthenticationProvider" />
 
-	<bean id="messageSource" class="org.springframework.context.support.ReloadableResourceBundleMessageSource">
-	  <property name="basenames">
-	    <list>
-	      <value>classpath:custom_messages</value>
-	      <value>classpath:messages</value>
-	    </list>
-	  </property>
-	  <property name="fallbackToSystemLocale" value="false" />
-	  <property name="cacheSeconds" value="180" />
-	  <property name="defaultEncoding" value="UTF-8" />
-	  <property name="useCodeAsDefaultMessage" value="true" />
+	<!-- Configure locale information -->
+	<bean id="messageSource"
+		class="org.springframework.context.support.ReloadableResourceBundleMessageSource">
+		<property name="basenames">
+			<list>
+				<value>classpath:custom_messages</value>
+				<value>classpath:messages</value>
+			</list>
+		</property>
+		<property name="fallbackToSystemLocale" value="false" />
+		<property name="cacheSeconds" value="180" />
+		<property name="defaultEncoding" value="UTF-8" />
+		<property name="useCodeAsDefaultMessage" value="true" />
 	</bean>
 
 	<!-- user services -->

openid-connect-server-webapp/src/main/webapp/WEB-INF/server-config.xml

@@ -46,6 +46,9 @@
 		<!-- This property forces the issuer value to start with "https" -->
 		<!-- <property name="forceHttps" value="true" /> -->
 		
+		<!-- This property sets the locale for server text -->
+		<!-- <property name="locale" value="sv" /> -->
+
 	</bean>
 	
 </beans>