JDBI helpers

VoidHandleCallback.java

package jdbi.helpers;

import org.skife.jdbi.v2.Handle;
import org.skife.jdbi.v2.tweak.HandleCallback;

public abstract class VoidHandleCallback
        implements HandleCallback<Void>
{
    @Override
    public final Void withHandle(Handle handle)
            throws Exception
    {
        execute(handle);
        return null;
    }

    protected abstract void execute(Handle handle)
            throws Exception;
}

VoidTransactionCallback.java

package jdbi.helpers;

import org.skife.jdbi.v2.Handle;
import org.skife.jdbi.v2.TransactionCallback;
import org.skife.jdbi.v2.TransactionStatus;

public abstract class VoidTransactionCallback
        implements TransactionCallback<Void>
{
    @Override
    public final Void inTransaction(Handle handle, TransactionStatus status)
            throws Exception
    {
        execute(handle, status);
        return null;
    }

    protected abstract void execute(Handle handle, TransactionStatus status)
            throws Exception;
}