Added Stack Exchange Provider

Author: lincolnthree

.gitignore

@@ -3,5 +3,6 @@ target
 .project
 .settings
 external/src/main/generated-source/
+*/src/META-INF/
 *.sw?
 .DS_Store

external/src/main/java/org/jboss/seam/security/external/openid/providers/StackExchangeOpenIdProvider.java

@@ -0,0 +1,62 @@
+package org.jboss.seam.security.external.openid.providers;
+
+import java.util.List;
+
+import org.jboss.seam.security.external.openid.api.OpenIdRelyingPartyApi;
+import org.jboss.seam.security.external.openid.api.OpenIdRequestedAttribute;
+
+/**
+ * Open ID provider for StackExchange Accounts
+ * 
+ * @author <a href="mailto:[email protected]">Lincoln Baxter, III</a>
+ */
+public class StackExchangeOpenIdProvider implements OpenIdProvider {
+    public static final String CODE = "stackexchange";
+
+    private boolean requestFirstName = true;
+    private boolean requestLastName = true;
+    private boolean requestEmail = true;
+
+    public boolean isRequestFirstName() {
+        return requestFirstName;
+    }
+
+    public void setRequestFirstName(boolean value) {
+        this.requestFirstName = value;
+    }
+
+    public boolean isRequestLastName() {
+        return requestLastName;
+    }
+
+    public void setRequestLastName(boolean value) {
+        this.requestLastName = value;
+    }
+
+    public boolean isRequestEmail() {
+        return requestEmail;
+    }
+
+    public void setRequestEmail(boolean value) {
+        this.requestEmail = value;
+    }
+
+    @Override
+    public String getCode() {
+        return CODE;
+    }
+
+    @Override
+    public String getName() {
+        return "StackExchange";
+    }
+
+    @Override
+    public String getUrl() {
+        return "https://openid.stackexchange.com/";
+    }
+
+    @Override
+    public void requestAttributes(OpenIdRelyingPartyApi openIdApi, List<OpenIdRequestedAttribute> attributes) {
+    }
+}