br.com.danielferber.ilogtoys.modelo.ProvedorModeloURL.java Source code

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Here is the source code for br.com.danielferber.ilogtoys.modelo.ProvedorModeloURL.java

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/*
 * Copyright 2012 Daniel Felix Ferber
 *
 * 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.danielferber.ilogtoys.modelo;

import br.com.danielferber.ilogtoys.opl.ProvedorModelo;
import infra.exception.controlstate.bug.ImpossibleException;

import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;

import static infra.exception.Assert.Argument;
import static infra.exception.Assert.Invariant;
import org.apache.commons.io.IOUtils;

public class ProvedorModeloURL extends AbstractProvedorModelo {
    protected final URL url;

    public ProvedorModeloURL(String nome, URL url) {
        super(nome);
        Argument.notNull(url);

        this.url = url;
    }

    @Override
    public String getConteudo() throws IOException {
        InputStream is = url.openStream();
        Invariant.notNull(is);

        try {
            String s = IOUtils.toString(is);
            return s;
        } finally {
            is.close();
        }
    }

    @Override
    public String getArquivo(int linhaReportada, int colunaReportada) {
        return url.getPath();
    }

    @Override
    public ProvedorModelo getProvedor(String caminhoRelativo) {
        try {
            URL newUrl = new URL(this.url, caminhoRelativo);
            return new ProvedorModeloURL(nome + ":" + caminhoRelativo, newUrl);
        } catch (MalformedURLException e) {
            throw new ImpossibleException(e);
        }
    }

}