wa/starter/src/main/java/org/apache/syncope/wa/starter/mapping/RegisteredServiceMapper.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.syncope.wa.starter.mapping;

import java.util.Map;
import java.util.Optional;
import org.apache.syncope.common.lib.wa.WAClientApp;
import org.apereo.cas.services.DenyAllAttributeReleasePolicy;
import org.apereo.cas.services.RegisteredService;
import org.apereo.cas.services.RegisteredServiceAccessStrategy;
import org.apereo.cas.services.RegisteredServiceAttributeReleasePolicy;
import org.apereo.cas.services.RegisteredServiceAuthenticationPolicy;
import org.apereo.cas.services.ReturnMappedAttributeReleasePolicy;

public class RegisteredServiceMapper {

    protected final Map<String, AuthMapper> authPolicyConfMappers;

    protected final Map<String, AccessMapper> accessPolicyConfMappers;

    protected final Map<String, AttrReleaseMapper> attrReleasePolicyConfMappers;

    protected final Map<String, ClientAppMapper> clientAppTOMappers;

    public RegisteredServiceMapper(
            final Map<String, AuthMapper> authPolicyConfMappers,
            final Map<String, AccessMapper> accessPolicyConfMappers,
            final Map<String, AttrReleaseMapper> attrReleasePolicyConfMappers,
            final Map<String, ClientAppMapper> clientAppTOMappers) {

        this.authPolicyConfMappers = authPolicyConfMappers;
        this.accessPolicyConfMappers = accessPolicyConfMappers;
        this.attrReleasePolicyConfMappers = attrReleasePolicyConfMappers;
        this.clientAppTOMappers = clientAppTOMappers;
    }

    public RegisteredService toRegisteredService(final WAClientApp clientApp) {
        RegisteredServiceAuthenticationPolicy authPolicy = null;
        if (clientApp.getAuthPolicyConf() != null) {
            AuthMapper authMapper =
                    authPolicyConfMappers.get(clientApp.getAuthPolicyConf().getClass().getName());
            authPolicy = Optional.ofNullable(authMapper).
                    map(mapper -> mapper.build(clientApp.getAuthPolicyConf())).orElse(null);
        }

        RegisteredServiceAccessStrategy accessStrategy = null;
        if (clientApp.getAccessPolicyConf() != null) {
            AccessMapper accessPolicyConfMapper =
                    accessPolicyConfMappers.get(clientApp.getAccessPolicyConf().getClass().getName());
            accessStrategy = Optional.ofNullable(accessPolicyConfMapper).
                    map(mapper -> mapper.build(clientApp.getAccessPolicyConf())).orElse(null);
        }

        RegisteredServiceAttributeReleasePolicy attributeReleasePolicy = null;
        if (!clientApp.getReleaseAttrs().isEmpty()) {
            attributeReleasePolicy = new ReturnMappedAttributeReleasePolicy(clientApp.getReleaseAttrs());
        } else if (clientApp.getAttrReleasePolicyConf() != null) {
            AttrReleaseMapper attrReleasePolicyConfMapper =
                    attrReleasePolicyConfMappers.get(clientApp.getAttrReleasePolicyConf().getClass().getName());
            attributeReleasePolicy = Optional.ofNullable(attrReleasePolicyConfMapper).
                    map(mapper -> mapper.build(clientApp.getAttrReleasePolicyConf())).orElse(null);
        } else {
            attributeReleasePolicy = new DenyAllAttributeReleasePolicy();
        }

        ClientAppMapper clientAppMapper = clientAppTOMappers.get(clientApp.getClientAppTO().getClass().getName());
        if (clientAppMapper == null) {
            return null;
        }
        return clientAppMapper.build(clientApp.getClientAppTO(), authPolicy, accessStrategy, attributeReleasePolicy);
    }
}