/*
 * Copyright 2012 the original author or authors.
 *
 * 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.gradle.process.internal.streams;

import java.io.*;

public class SafeStreams {

    public static OutputStream systemErr() {
        return new FilterOutputStream(System.err) {
            @Override
            public void close() throws IOException {
                // Ignore
            }
        };
    }

    public static InputStream emptyInput() {
        return new ByteArrayInputStream(new byte[0]);
    }

    public static OutputStream systemOut() {
        return new FilterOutputStream(System.out) {
            @Override
            public void close() throws IOException {
                // Ignore
            }
        };
    }
}
