/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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* Copyright 2014 ForgeRock AS
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*/
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package org.opends.server.backends.jeb;
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import com.sleepycat.je.DatabaseConfig;
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import com.sleepycat.je.DatabaseEntry;
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import com.sleepycat.je.Environment;
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/**
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* JE Backend utility methods.
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*/
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final class JEBUtils
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{
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/** A database key for the presence index. */
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static final DatabaseEntry presenceKey = new DatabaseEntry(PresenceIndexer.presenceKeyBytes);
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private JEBUtils()
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{
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// Private for utility classes
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}
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/**
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* Converts the provided JE environment to a {@link DatabaseConfig} object
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* that disallows duplicates.
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*
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* @param env
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* the environment object to convert
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* @return a new {@link DatabaseConfig} object
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*/
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static DatabaseConfig toDatabaseConfigNoDuplicates(Environment env)
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{
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final DatabaseConfig result = new DatabaseConfig();
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if (env.getConfig().getReadOnly())
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{
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result.setReadOnly(true);
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result.setAllowCreate(false);
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result.setTransactional(false);
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}
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else if (!env.getConfig().getTransactional())
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{
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result.setAllowCreate(true);
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result.setTransactional(false);
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result.setDeferredWrite(true);
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}
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else
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{
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result.setAllowCreate(true);
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result.setTransactional(true);
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}
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return result;
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}
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/**
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* Converts the provided JE environment to a {@link DatabaseConfig} object
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* that allows duplicates.
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*
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* @param env
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* the environment object to convert
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* @return a new {@link DatabaseConfig} object
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*/
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static DatabaseConfig toDatabaseConfigAllowDuplicates(Environment env)
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{
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final DatabaseConfig result = new DatabaseConfig();
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if (env.getConfig().getReadOnly())
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{
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result.setReadOnly(true);
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result.setSortedDuplicates(true);
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result.setAllowCreate(false);
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result.setTransactional(false);
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}
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else if (!env.getConfig().getTransactional())
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{
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result.setSortedDuplicates(true);
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result.setAllowCreate(true);
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result.setTransactional(false);
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result.setDeferredWrite(true);
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}
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else
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{
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result.setSortedDuplicates(true);
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result.setAllowCreate(true);
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result.setTransactional(true);
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}
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return result;
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}
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}
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