Mappers.java example

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keycloak-master
/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * Licensed 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.keycloak.models.sessions.infinispan.stream;

import org.keycloak.models.sessions.infinispan.UserSessionTimestamp;
import org.keycloak.models.sessions.infinispan.entities.LoginFailureEntity;
import org.keycloak.models.sessions.infinispan.entities.LoginFailureKey;
import org.keycloak.models.sessions.infinispan.entities.SessionEntity;
import org.keycloak.models.sessions.infinispan.entities.UserSessionEntity;

import java.io.Serializable;
import java.util.Map;
import java.util.Optional;
import java.util.function.Function;

/**
 * @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
 */
public class Mappers {

    public static Function<Map.Entry<String, Optional<UserSessionTimestamp>>, UserSessionTimestamp> userSessionTimestamp() {
        return new UserSessionTimestampMapper();
    }

    public static Function<Map.Entry<String, SessionEntity>, String> sessionId() {
        return new SessionIdMapper();
    }

    public static Function<Map.Entry<String, SessionEntity>, SessionEntity> sessionEntity() {
        return new SessionEntityMapper();
    }

    public static Function<Map.Entry<String, SessionEntity>, UserSessionEntity> userSessionEntity() {
        return new UserSessionEntityMapper();
    }

    public static Function<Map.Entry<LoginFailureKey, LoginFailureEntity>, LoginFailureKey> loginFailureId() {
        return new LoginFailureIdMapper();
    }

    private static class UserSessionTimestampMapper implements Function<Map.Entry<String, Optional<org.keycloak.models.sessions.infinispan.UserSessionTimestamp>>, org.keycloak.models.sessions.infinispan.UserSessionTimestamp>, Serializable {
        @Override
        public org.keycloak.models.sessions.infinispan.UserSessionTimestamp apply(Map.Entry<String, Optional<org.keycloak.models.sessions.infinispan.UserSessionTimestamp>> e) {
            return e.getValue().get();
        }
    }

    private static class SessionIdMapper implements Function<Map.Entry<String, SessionEntity>, String>, Serializable {
        @Override
        public String apply(Map.Entry<String, SessionEntity> entry) {
            return entry.getKey();
        }
    }

    private static class SessionEntityMapper implements Function<Map.Entry<String, SessionEntity>, SessionEntity>, Serializable {
        @Override
        public SessionEntity apply(Map.Entry<String, SessionEntity> entry) {
            return entry.getValue();
        }
    }

    private static class UserSessionEntityMapper implements Function<Map.Entry<String, SessionEntity>, UserSessionEntity>, Serializable {
        @Override
        public UserSessionEntity apply(Map.Entry<String, SessionEntity> entry) {
            return (UserSessionEntity) entry.getValue();
        }
    }

    private static class LoginFailureIdMapper implements Function<Map.Entry<LoginFailureKey, LoginFailureEntity>, LoginFailureKey>, Serializable {
        @Override
        public LoginFailureKey apply(Map.Entry<LoginFailureKey, LoginFailureEntity> entry) {
            return entry.getKey();
        }
    }

}