Java tutorial
/* * Copyright 2014 Objectos, Fbrica de Software LTDA. * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package br.com.objectos.xls; import org.apache.poi.ss.usermodel.CellStyle; import org.apache.poi.ss.usermodel.DataFormat; import org.apache.poi.ss.usermodel.Font; /** * @author marcio.endo@objectos.com.br (Marcio Endo) */ public enum Alignment implements CanStyle { LEFT { @Override short apachePOI() { return CellStyle.ALIGN_LEFT; } }, CENTER { @Override short apachePOI() { return CellStyle.ALIGN_CENTER; } }, RIGHT { @Override short apachePOI() { return CellStyle.ALIGN_RIGHT; } }; @Override public void applyTo(CellStyle style, DataFormat format, Font font) { style.setAlignment(apachePOI()); } abstract short apachePOI(); }