io.ebeaninternal.server.persist.SaveManyElementCollectionMap Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of ebean Show documentation

composite of common runtime dependencies for all platforms

There is a newer version: 15.10.0

package io.ebeaninternal.server.persist;

import io.ebean.SqlUpdate;
import io.ebean.bean.EntityBean;
import io.ebeaninternal.api.SpiEbeanServer;
import io.ebeaninternal.server.core.PersistRequestBean;
import io.ebeaninternal.server.deploy.BeanCollectionUtil;
import io.ebeaninternal.server.deploy.BeanPropertyAssocMany;

import java.util.Map;
import java.util.Set;

/**
 * Save details for a simple scalar map element collection.
 */
class SaveManyElementCollectionMap extends SaveManyBase {

  SaveManyElementCollectionMap(boolean insertedParent, BeanPropertyAssocMany many, EntityBean parentBean, PersistRequestBean request) {
    super(insertedParent, many, parentBean, request);
  }

  @SuppressWarnings("unchecked")
  @Override
  void save() {

    Set> entries = (Set>) BeanCollectionUtil.getActualEntries(value);
    if (entries == null || !BeanCollectionUtil.isModified(value)) {
      return;
    }

    Object parentId = request.getBeanId();
    SpiEbeanServer server = request.getServer();
    if (!insertedParent) {
      request.preElementCollectionUpdate();
      SqlUpdate sqlDelete = many.deleteByParentId(parentId, null);
      server.execute(sqlDelete, transaction);
    }

    transaction.depth(+1);

    String insert = many.insertElementCollection();
    SqlUpdate sqlInsert = server.createSqlUpdate(insert);

    for (Map.Entry entry : entries) {
      sqlInsert.setNextParameter(parentId);
      sqlInsert.setNextParameter(entry.getKey());
      many.bindElementValue(sqlInsert, entry.getValue());
      server.execute(sqlInsert, transaction);
    }

    transaction.depth(-1);
    resetModifyState();
    postElementCollectionUpdate();
  }
}