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

src/main/java/io/kamax/mxisd/config/ldap/LdapAttributeConfig.java

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+/*
+ * 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.ldap;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap.attribute")
+public class LdapAttributeConfig {
+
+    private LdapAttributeUidConfig uid;
+    private String name;
+
+    public LdapAttributeUidConfig getUid() {
+        return uid;
+    }
+
+    public void setUid(LdapAttributeUidConfig uid) {
+        this.uid = uid;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+}

src/main/java/io/kamax/mxisd/config/ldap/LdapAttributeUidConfig.java

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+/*
+ * 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.ldap;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap.attribute.uid")
+public class LdapAttributeUidConfig {
+
+    private String type;
+    private String value;
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
+
+}

src/main/java/io/kamax/mxisd/config/ldap/LdapAuthConfig.java

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+/*
+ * 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.ldap;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap.auth")
+public class LdapAuthConfig {
+
+    private String filter;
+
+    public String getFilter() {
+        return filter;
+    }
+
+    public void setFilter(String filter) {
+        this.filter = filter;
+    }
+
+}

src/main/java/io/kamax/mxisd/config/ldap/LdapConfig.java

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+/*
+ * 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.ldap;
+
+import com.google.gson.Gson;
+import io.kamax.mxisd.backend.ldap.LdapThreePidProvider;
+import org.apache.commons.lang.StringUtils;
+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.Configuration;
+
+import javax.annotation.PostConstruct;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap")
+public class LdapConfig {
+
+    private static Gson gson = new Gson();
+
+    private Logger log = LoggerFactory.getLogger(LdapConfig.class);
+
+    private boolean enabled;
+
+    @Autowired
+    private LdapConnectionConfig conn;
+    private LdapAttributeConfig attribute;
+    private LdapAuthConfig auth;
+    private LdapIdentityConfig identity;
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+
+    public LdapConnectionConfig getConn() {
+        return conn;
+    }
+
+    public void setConn(LdapConnectionConfig conn) {
+        this.conn = conn;
+    }
+
+    public LdapAttributeConfig getAttribute() {
+        return attribute;
+    }
+
+    public void setAttribute(LdapAttributeConfig attribute) {
+        this.attribute = attribute;
+    }
+
+    public LdapAuthConfig getAuth() {
+        return auth;
+    }
+
+    public void setAuth(LdapAuthConfig auth) {
+        this.auth = auth;
+    }
+
+    public LdapIdentityConfig getIdentity() {
+        return identity;
+    }
+
+    public void setIdentity(LdapIdentityConfig identity) {
+        this.identity = identity;
+    }
+
+    @PostConstruct
+    public void build() {
+        log.info("--- LDAP Config ---");
+        log.info("Enabled: {}", isEnabled());
+
+        if (!isEnabled()) {
+            return;
+        }
+
+        if (StringUtils.isBlank(conn.getHost())) {
+            throw new IllegalStateException("LDAP Host must be configured!");
+        }
+
+        if (1 > conn.getPort() || 65535 < conn.getPort()) {
+            throw new IllegalStateException("LDAP port is not valid");
+        }
+
+        if (StringUtils.isBlank(attribute.getUid().getType())) {
+            throw new IllegalStateException("Attribute UID Type cannot be empty");
+        }
+
+
+        if (StringUtils.isBlank(attribute.getUid().getValue())) {
+            throw new IllegalStateException("Attribute UID value cannot be empty");
+        }
+
+        String uidType = attribute.getUid().getType();
+        if (!StringUtils.equals(LdapThreePidProvider.UID, uidType) && !StringUtils.equals(LdapThreePidProvider.MATRIX_ID, uidType)) {
+            throw new IllegalArgumentException("Unsupported LDAP UID type: " + uidType);
+        }
+
+        log.info("Host: {}", conn.getHost());
+        log.info("Port: {}", conn.getPort());
+        log.info("Bind DN: {}", conn.getBindDn());
+        log.info("Base DN: {}", conn.getBaseDn());
+
+        log.info("Attribute: {}", gson.toJson(attribute));
+        log.info("Auth: {}", gson.toJson(auth));
+        log.info("Identity: {}", gson.toJson(identity));
+    }
+
+}

src/main/java/io/kamax/mxisd/config/ldap/LdapConnectionConfig.java

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+/*
+ * 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.ldap;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap.connection")
+public class LdapConnectionConfig {
+
+    private boolean tls;
+    private String host;
+    private int port;
+    private String bindDn;
+    private String bindPassword;
+    private String baseDn;
+
+    public boolean isTls() {
+        return tls;
+    }
+
+    public void setTls(boolean tls) {
+        this.tls = tls;
+    }
+
+    public String getHost() {
+        return host;
+    }
+
+    public void setHost(String host) {
+        this.host = host;
+    }
+
+    public int getPort() {
+        return port;
+    }
+
+    public void setPort(int port) {
+        this.port = port;
+    }
+
+    public String getBindDn() {
+        return bindDn;
+    }
+
+    public void setBindDn(String bindDn) {
+        this.bindDn = bindDn;
+    }
+
+    public String getBindPassword() {
+        return bindPassword;
+    }
+
+    public void setBindPassword(String bindPassword) {
+        this.bindPassword = bindPassword;
+    }
+
+    public String getBaseDn() {
+        return baseDn;
+    }
+
+    public void setBaseDn(String baseDn) {
+        this.baseDn = baseDn;
+    }
+
+}

src/main/java/io/kamax/mxisd/config/ldap/LdapIdentityConfig.java

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+/*
+ * 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.ldap;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+
+@Configuration
+@ConfigurationProperties(prefix = "ldap.identity")
+public class LdapIdentityConfig {
+
+    private Map<String, String> medium = new HashMap<>();
+
+    public Map<String, String> getMedium() {
+        return medium;
+    }
+
+    public Optional<String> getQuery(String key) {
+        return Optional.ofNullable(medium.get(key));
+    }
+
+    public void setMedium(Map<String, String> medium) {
+        this.medium = medium;
+    }
+
+}