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/*
 * Copyright (c) 2002-2016 "Neo Technology,"
 * Network Engine for Objects in Lund AB [http://neotechnology.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package org.neo4j.kernel.api;

/** Controls the capabilities of a {@link KernelTransaction}. */
public enum AccessMode
{
    /** Allows reading data and schema, but not writing. */
    READ
    {
        @Override
        public boolean allowsWrites()
        {
            return false;
        }

        @Override
        public boolean allowsSchemaWrites()
        {
            return false;
        }
    },

    /** Allows all operations. */
    FULL
    {
        @Override
        public boolean allowsWrites()
        {
            return true;
        }

        @Override
        public boolean allowsSchemaWrites()
        {
            return true;
        }
    };

    public abstract boolean allowsWrites();
    public abstract boolean allowsSchemaWrites();
}