com.github.lontime.extjooq.configuration.RenderMappingMapper Maven / Gradle / Ivy

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package com.github.lontime.extjooq.configuration;

import java.util.function.Function;
import java.util.regex.Pattern;

import com.github.lontime.shaded.io.helidon.config.Config;
import org.jooq.conf.MappedCatalog;
import org.jooq.conf.MappedSchema;
import org.jooq.conf.MappedTable;
import org.jooq.conf.RenderMapping;

/**
 * RenderMappingMapper.
 * @author lontime
 * @since 1.0
 */
public class RenderMappingMapper implements Function {

    @Override
    public RenderMapping apply(Config config) {
        final RenderMapping renderMapping = new RenderMapping();
        config.get("defaultCatalog").asString().ifPresent(renderMapping::setDefaultCatalog);
        config.get("defaultSchema").asString().ifPresent(renderMapping::setDefaultSchema);
        config.get("catalogs").asList(new MappedCatalogMapper()).ifPresent(renderMapping::setCatalogs);
        config.get("schemata").asList(new MappedSchemaMapper()).ifPresent(renderMapping::setSchemata);
        return renderMapping;
    }

    static class MappedCatalogMapper implements Function {

        @Override
        public MappedCatalog apply(Config config) {
            final MappedCatalog catalog = new MappedCatalog();
            config.get("input").asString().ifPresent(catalog::setInput);
            config.get("inputExpression").asString().map(s -> Pattern.compile(s)).ifPresent(catalog::setInputExpression);
            config.get("output").asString().ifPresent(catalog::setOutput);
            config.get("schemata").asList(new MappedSchemaMapper()).ifPresent(catalog::setSchemata);
            return catalog;
        }
    }

    static class MappedSchemaMapper implements Function {

        @Override
        public MappedSchema apply(Config config) {
            final MappedSchema mappedSchema = new MappedSchema();
            config.get("input").asString().ifPresent(mappedSchema::setInput);
            config.get("inputExpression").asString().map(s -> Pattern.compile(s)).ifPresent(mappedSchema::setInputExpression);
            config.get("output").asString().ifPresent(mappedSchema::setOutput);
            config.get("tables").asList(new MappedTableMapper()).ifPresent(mappedSchema::setTables);
            return mappedSchema;
        }
    }

    static class MappedTableMapper implements Function {

        @Override
        public MappedTable apply(Config config) {
            MappedTable mappedTable = new MappedTable();
            config.get("input").asString().ifPresent(mappedTable::setInput);
            config.get("inputExpression").asString().map(s -> Pattern.compile(s)).ifPresent(mappedTable::setInputExpression);
            config.get("output").asString().ifPresent(mappedTable::setOutput);
            return mappedTable;
        }
    }

}