com.github.zhengframework.jdbc.Sql2oModule Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of zheng-jdbc-sql2o Show documentation

zheng framework module: jdbc sql2o support

There is a newer version: 1.8.0

package com.github.zhengframework.jdbc;

import static com.google.inject.name.Names.named;

import com.github.zhengframework.configuration.Configuration;
import com.github.zhengframework.configuration.ConfigurationAware;
import com.github.zhengframework.configuration.ConfigurationBeanMapper;
import com.google.common.base.Preconditions;
import com.google.inject.AbstractModule;
import com.google.inject.Key;
import java.util.Map;
import java.util.Map.Entry;
import javax.inject.Singleton;
import javax.sql.DataSource;
import lombok.EqualsAndHashCode;
import org.sql2o.Sql2o;

/**
 * https://github.com/aaberg/sql2o
 */
@EqualsAndHashCode(callSuper = false)
public class Sql2oModule extends AbstractModule implements ConfigurationAware {

  private Configuration configuration;

  @Override
  protected void configure() {

    Preconditions.checkArgument(configuration != null, "configuration is null");

    Map sql2oConfigMap = ConfigurationBeanMapper
        .resolve(configuration, Sql2oConfig.class);
    for (Entry entry : sql2oConfigMap.entrySet()) {
      String name = entry.getKey();
      Sql2oConfig sql2oConfig = entry.getValue();
      if (name.isEmpty()) {
        bind(Sql2oConfig.class).toInstance(sql2oConfig);
        if (sql2oConfig.isEnable()) {
          bind(Sql2o.class).toProvider(new Sql2oProvider(
              getProvider(DataSource.class))).in(Singleton.class);
        }
      } else {
        bind(Key.get(Sql2oConfig.class, named(name))).toInstance(sql2oConfig);
        if (sql2oConfig.isEnable()) {
          bind(Key.get(Sql2o.class, named(name))).toProvider(new Sql2oProvider(
              getProvider(Key.get(DataSource.class, named(name))))).in(Singleton.class);
        }
      }
    }
  }

  @Override
  public void initConfiguration(Configuration configuration) {
    this.configuration = configuration;
  }
}