com.torodb.util.mgl.Mode Maven / Gradle / Ivy

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Locking code used within ToroDB. Supports multiple-level granularity, for different types of locks.

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package com.torodb.util.mgl;

/**
 *
 */
public enum Mode {
    /**
     * Intention to share mode.
     * Incompatible with:
     * 
     * X
     * 
     */
    IS,
    /**
     * Intention to exclusive mode.
     * Incompatible with:
     * 
     * S
     * X
     * 
     */
    IX,
    /**
     * Shared mode.
     * Incompatible with:
     * 
     * IX
     * X
     * 
     */
    S,
    /**
     * Exclusive mode.
     * Incompatible with:
     * 
     * IS
     * IX
     * S
     * X
     * 
     */
    X
}