org.drizzle.jdbc.internal.common.ServerStatus Maven / Gradle / Ivy

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/*
 * Drizzle-JDBC
 *
 * Copyright (c) 2009-2011, Marcus Eriksson
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
 * conditions are met:
 *
 *  Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
 *  Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
 *   disclaimer in the documentation and/or other materials provided with the distribution.
 *  Neither the name of the driver nor the names of its contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.drizzle.jdbc.internal.common;

import java.util.EnumSet;
import java.util.Set;

/**
 * Represents the server status
 * 
 * User: marcuse Date: Feb 27, 2009 Time: 8:36:46 PM
 */
public enum ServerStatus {
    IN_TRANSACTION((short) 1),
    AUTOCOMMIT((short) 2),
    MORE_RESULTS_EXISTS((short) 8),
    QUERY_NO_GOOD_INDEX_USED((short) 16),
    QUERY_NO_INDEX_USED((short) 32),
    CURSOR_EXISTS((short) 64),
    LAST_ROW_SENT((short) 128),
    DB_DROPPED((short) 256),
    NO_BACKSLASH_ESCAPES((short) 512),
    QUERY_WAS_SLOW((short) 1024);


    private final short bitmapFlag;

    ServerStatus(final short i) {
        this.bitmapFlag = i;
    }

    /**
     * returns the bit map flag
     *
     * @return the bitmap flag
     */
    public short getBitmapFlag() {
        return bitmapFlag;
    }

    /**
     * creates an enum set of the bitmasked field i
     *
     * @param i the bitmasked field
     * @return an enum set with the flags defined by i
     */
    public static Set getServerStatusSet(final short i) {
        final Set statusSet = EnumSet.noneOf(ServerStatus.class);
        for (final ServerStatus value : ServerStatus.values()) {
            if ((i & value.getBitmapFlag()) == value.getBitmapFlag()) {
                statusSet.add(value);
            }
        }
        return statusSet;
    }
}