/*
 * Copyright (c) 2010 SimpleServer authors (see CONTRIBUTORS)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package simpleserver.nbt;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class NBTFile {

  private NBTCompound root;

  public NBTFile() {
    root = new NBTCompound("");
  }

  public NBTFile(String filename) throws Exception {
    this(new FileInputStream(filename));
  }

  public NBTFile(InputStream input) throws Exception {
    load(input);
  }

  public NBTCompound root() {
    return root;
  }

  private void load(InputStream input) throws Exception {
    root = NBTag.load(new DataInputStream(input));
  }

  public void save(String filename) throws IOException {
    DataOutputStream out = new DataOutputStream(getOutputStream(filename));
    root.save(out);
    out.close();
  }

  protected OutputStream getOutputStream(String filename) throws FileNotFoundException, IOException {
    return new FileOutputStream(filename);
  }

  @Override
  public String toString() {
    return root.toString();
  }
}