DMDirc-Client/src/com/dmdirc/commandparser/commands/PreviousCommand.java

/*
 * Copyright (c) 2006-2014 DMDirc Developers
 *
 * 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 com.dmdirc.commandparser.commands;

import java.util.Date;
import java.util.Objects;

/**
 * Stores information about a previously executed command.
 */
public final class PreviousCommand {

    /** The full command that was executed. */
    private final String line;
    /** The timestamp of its execution. */
    private final long time = new Date().getTime();

    public PreviousCommand(final String line) {
        this.line = line;
    }

    public String getLine() {
        return line;
    }

    public long getTime() {
        return time;
    }

    @Override
    public int hashCode() {
        return (int) (time ^ (time >>> 32)) + (line == null ? 0 : line.hashCode());
    }

    @Override
    public boolean equals(final Object obj) {
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final PreviousCommand other = (PreviousCommand) obj;
        return Objects.equals(this.line, other.line) && this.time == other.time;
    }

}