com.sap.cloud.mt.subscription.DbIdentifiersSql Maven / Gradle / Ivy

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/*
 * *************************************************************************
 *  * (C) 2019-2021 SAP SE or an SAP affiliate company. All rights reserved. *
 *  *************************************************************************
 */

package com.sap.cloud.mt.subscription;

import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.stream.Stream;

public class DbIdentifiersSql implements DbIdentifiers {
    private final List credentials;

    public DbIdentifiersSql(List credentials) {
        this.credentials = credentials;
    }

    public DbIdentifiersSql(DbIdentifiersSql dbIdentifiersSql) {
        credentials = new ArrayList<>();
        dbIdentifiersSql.credentials.stream().forEach(c -> credentials.add(c.createCopy()));
    }

    @Override
    public boolean areSet() {
        return credentials != null && !credentials.isEmpty();
    }

    @Override
    public DB getDB() {
        if (!credentials.isEmpty()) {
            return credentials.get(0).getDB();
        } else {
            return DB.NONE;
        }
    }

    public Optional getCredentials(String databaseId) {
        return credentials.stream().filter(c -> c.getDatabaseId().equals(databaseId)).findFirst();
    }

    public Optional getLast() {
        if (credentials == null || credentials.isEmpty()) {
            return Optional.empty();
        } else {
            return Optional.of(credentials.get(credentials.size() - 1));
        }
    }

    public Stream asStream() {
        return credentials.stream();
    }

    @Override
    public DbIdentifiers createCopy() {
        return new DbIdentifiersSql(this);
    }
}