br.com.objectos.pojo.plugin.GeneratedBy Maven / Gradle / Ivy

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/*
 * Copyright 2014-2015 Objectos, Fábrica 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.pojo.plugin;

import java.util.Set;
import java.util.TreeSet;

import javax.annotation.Generated;

import com.squareup.javapoet.AnnotationSpec;
import com.squareup.javapoet.TypeSpec;

/**
 * @author [email protected] (Marcio Endo)
 */
class GeneratedBy {

  private final Set set;

  private GeneratedBy() {
    set = new TreeSet<>();
  }

  public static GeneratedBy empty() {
    return new GeneratedBy();
  }

  public void accept(TypeSpec.Builder type) {
    if (!set.isEmpty()) {
      AnnotationSpec.Builder generated = AnnotationSpec.builder(Generated.class);

      for (String value : set) {
        generated.addMember("value", "$S", value);
      }

      type.addAnnotation(generated.build());
    }
  }

  public void add(Class generator) {
    set.add(generator.getName());
  }

}