Bye bye Groovy, you won't be missed :(

src/main/java/io/kamax/mxisd/config/FirebaseConfig.java

@@ -0,0 +1,101 @@
+/*
+ * mxisd - Matrix Identity Server Daemon
+ * Copyright (C) 2017 Maxime Dor
+ *
+ * https://max.kamax.io/
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.kamax.mxisd.config;
+
+import io.kamax.mxisd.auth.provider.AuthenticatorProvider;
+import io.kamax.mxisd.backend.firebase.GoogleFirebaseAuthenticator;
+import io.kamax.mxisd.backend.firebase.GoogleFirebaseProvider;
+import io.kamax.mxisd.lookup.provider.IThreePidProvider;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import javax.annotation.PostConstruct;
+
+@Configuration
+@ConfigurationProperties("firebase")
+public class FirebaseConfig {
+
+    private Logger log = LoggerFactory.getLogger(FirebaseConfig.class);
+
+    @Autowired
+    private MatrixConfig mxCfg;
+
+    private boolean enabled;
+    private String credentials;
+    private String database;
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+
+    public String getCredentials() {
+        return credentials;
+    }
+
+    public void setCredentials(String credentials) {
+        this.credentials = credentials;
+    }
+
+    public String getDatabase() {
+        return database;
+    }
+
+    public void setDatabase(String database) {
+        this.database = database;
+    }
+
+    @PostConstruct
+    private void postConstruct() {
+        log.info("--- Firebase configuration ---");
+        log.info("Enabled: {}", isEnabled());
+        if (isEnabled()) {
+            log.info("Credentials: {}", getCredentials());
+            log.info("Database: {}", getDatabase());
+        }
+    }
+
+    @Bean
+    public AuthenticatorProvider getAuthProvider() {
+        if (!enabled) {
+            return new GoogleFirebaseAuthenticator(false);
+        } else {
+            return new GoogleFirebaseAuthenticator(credentials, database);
+        }
+    }
+
+    @Bean
+    public IThreePidProvider getLookupProvider() {
+        if (!enabled) {
+            return new GoogleFirebaseProvider(false);
+        } else {
+            return new GoogleFirebaseProvider(credentials, database, mxCfg.getDomain());
+        }
+    }
+
+}