package com.avaje.ebeaninternal.server.persist.dmlbind;
import java.sql.SQLException;
import java.util.List;
import javax.persistence.PersistenceException;
import com.avaje.ebean.bean.EntityBean;
import com.avaje.ebeaninternal.server.core.PersistRequestBean;
import com.avaje.ebeaninternal.server.deploy.InheritInfo;
import com.avaje.ebeaninternal.server.persist.dml.GenerateDmlRequest;
/**
* Bindable for inserting a discriminator value.
*/
public class BindableDiscriminator implements Bindable {
private final String columnName;
private final Object discValue;
private final int sqlType;
public BindableDiscriminator(InheritInfo inheritInfo) {
this.columnName = inheritInfo.getDiscriminatorColumn();
this.discValue = inheritInfo.getDiscriminatorValue();
this.sqlType = inheritInfo.getDiscriminatorType();
}
public String toString() {
return columnName + " = " + discValue;
}
public void addToUpdate(PersistRequestBean<?> request, List<Bindable> list) {
throw new PersistenceException("Never called (only for inserts)");
}
public void dmlAppend(GenerateDmlRequest request) {
request.appendColumn(columnName);
}
public void dmlBind(BindableRequest bindRequest, EntityBean bean) throws SQLException {
bindRequest.bind(columnName, discValue, sqlType);
}
}