/*

 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package common;

import java.util.List;

import java.util.stream.Collectors;

/**

 * Common results of running an executable such as the saved exit code, the

 * saved stdout and stderr

 */

public class ToolResults {

    public int getExitCode() {

        return exitCode;

    }

    public List<String> getStdout() {

        return stdout;

    }

    public List<String> getStderr() {

        return stderr;

    }

    public String getStdoutString() {

        return stdout.stream().collect(Collectors.joining(System.getProperty("line.separator")));

    }

    /**

     * Helper function to return a specified line from the saved stdout

     *

     * @return the line indexed with ndx from the saved stdout. The indexes are

     * zero-based so that getStdoutLine(0) returns the first line.

     */

    public String getStdoutLine(int ndx) {

        return stdout.get(ndx);

    }

    public ToolResults(int exitCode, List<String> stdin, List<String> stderr) {

        this.exitCode = exitCode;

        this.stdout = stdin;

        this.stderr = stderr;

    }

    public ToolResults(ToolResults rawResults) {

        this(rawResults.exitCode, rawResults.stdout, rawResults.stderr);

    }

    @Override

    public String toString() {

        StringBuilder sb = new StringBuilder();

        sb.append("Exit code: ").append(exitCode).append("\n");

        sb.append("stdout:");

        stdout.stream().forEach((s) -> {

            sb.append(s).append("\n");

        });

        sb.append("stderr:");

        stderr.stream().forEach((s) -> {

            sb.append(s).append("\n");

        });

        return sb.toString();

    }

    private final int exitCode;

    private final List<String> stdout;

    private final List<String> stderr;

}