com.bendb.dropwizard.jooq.jersey.JooqBinder Maven / Gradle / Ivy

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Addon bundle for Dropwizard to support jOOQ for database access

There is a newer version: 3.0.0-0

package com.bendb.dropwizard.jooq.jersey;

import org.glassfish.hk2.utilities.binding.AbstractBinder;
import org.glassfish.jersey.process.internal.RequestScoped;
import org.glassfish.jersey.server.spi.internal.ValueFactoryProvider;
import org.jooq.Configuration;
import org.jooq.ConnectionProvider;
import org.jooq.DSLContext;
import java.util.Map;
import java.util.SortedMap;

/**
 * Create bindings for {@link DSLContext} (via
 * {@link com.bendb.dropwizard.jooq.jersey.DSLContextFactory}),
 * {@link org.jooq.Configuration}, and {@link org.jooq.ConnectionProvider}.
 */
public class JooqBinder extends AbstractBinder {

    private final SortedMap configurationMap;

    public JooqBinder(final SortedMap configurationMap) {
        this.configurationMap = configurationMap;
    }

    @Override
    protected void configure() {
        // bind default Configuration to DSLContext
        bindFactory(new DSLContextFactory(configurationMap.values().stream().findFirst().orElse(null)))
                .to(DSLContext.class)
                .in(RequestScoped.class);

        // bind multiple instances of Configuration and ConnectionProvider for Named DSLContext(s)
        for (final Configuration configuration : configurationMap.values()) {

            bind(configuration).to(Configuration.class);

            bind(configuration.connectionProvider())
                    .to(ConnectionProvider.class);
        }

        // bind a ValueFactoryProvider for Named DSLContext(s)
        bind(new DSLContextValueFactoryProvider(configurationMap))
                .to(ValueFactoryProvider.class);
    }
}