ProcessIOStreams.java

/*
 * Copyright (c) 2001-2017, Zoltan Farkas All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Additionally licensed with:
 *
 * 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 org.spf4j.zel.vm;

import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.io.InputStream;
import java.io.OutputStream;
import javax.annotation.concurrent.Immutable;

/**
 * @author zoly
 */
@Immutable
@SuppressFBWarnings({"EI_EXPOSE_REP", "EI_EXPOSE_REP2"})
public final class ProcessIOStreams implements ProcessIO {

  public static final ProcessIO DEFAULT =  new ProcessIOStreams(System.in, System.out, System.err);

  /**
   * Standard Input
   */
  private final transient InputStream in;

  /**
   * Standard Output
   */
  private final transient OutputStream out;

  /**
   * Standard Error Output
   */
  private final transient OutputStream err;

  public ProcessIOStreams(final InputStream in, final OutputStream out, final OutputStream err) {
    this.in = in;
    this.out = out;
    this.err = err;
  }

  @Override
  public InputStream getIn() {
    return in;
  }

  @Override
  public OutputStream getOut() {
    return out;
  }

  @Override
  public OutputStream getErr() {
    return err;
  }

  @Override
  public String toString() {
    return "ProcessIOStreams{" + "in=" + in + ", out=" + out + ", err=" + err + '}';
  }

}