br.com.objectos.dojo.enanschau.gen.RelatorioDeAlunoGenGuice.java Source code

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Here is the source code for br.com.objectos.dojo.enanschau.gen.RelatorioDeAlunoGenGuice.java

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/*
 * Copyright 2013 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.dojo.enanschau.gen;

import java.util.List;

import com.google.common.base.Function;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.inject.Inject;

/**
 * @author edenir.anschau@objectos.com.br (Edenir Norberto Anschau)
 */
class RelatorioDeAlunoGenGuice implements RelatorioDeAlunoGen {

    private final BuscarFatura buscarFatura;

    private final BuscarDisciplina buscarDisciplina;

    @Inject
    public RelatorioDeAlunoGenGuice(BuscarFatura buscarFatura, BuscarDisciplina buscarDisciplina) {
        this.buscarFatura = buscarFatura;
        this.buscarDisciplina = buscarDisciplina;
    }

    @Override
    public RelatorioDeAluno gerarDe(Aluno aluno) {
        return new Construtor(aluno).novaInstancia();
    }

    @Override
    public List<RelatorioDeAluno> gerarDe(List<Aluno> alunos) {
        List<RelatorioDeAluno> res = Lists.transform(alunos, new ToRelatorioDeAluno());
        return ImmutableList.copyOf(res);
    }

    private class ToRelatorioDeAluno implements Function<Aluno, RelatorioDeAluno> {
        @Override
        public RelatorioDeAluno apply(Aluno input) {
            return gerarDe(input);
        }
    }

    private class Construtor implements RelatorioDeAluno.Construtor {

        private final Aluno aluno;

        public Construtor(Aluno aluno) {
            this.aluno = aluno;
        }

        @Override
        public RelatorioDeAluno novaInstancia() {
            return new RelatorioDeAlunoPojo(this);
        }

        @Override
        public String getNomeDoAluno() {
            return aluno.getNome();
        }

        @Override
        public List<Fatura> getFaturasEmAberto() {
            return buscarFatura.vencidas(aluno);
        }

        @Override
        public List<Disciplina> getDisciplinas() {
            return buscarDisciplina.porAluno(aluno);
        }

    }

}