/*
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying 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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*
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* Copyright 2009 Sun Microsystems, Inc.
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*/
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package org.opends.sdk.ldif;
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import java.util.HashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Set;
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import org.opends.sdk.AttributeDescription;
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import org.opends.sdk.DN;
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import org.opends.sdk.Entry;
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import org.opends.sdk.Matcher;
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import org.opends.sdk.schema.AttributeType;
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import org.opends.sdk.schema.Schema;
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/**
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* Common LDIF reader/writer functionality.
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*/
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abstract class AbstractLDIFStream
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{
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final Set<AttributeDescription> excludeAttributes =
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new HashSet<AttributeDescription>();
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boolean excludeOperationalAttributes = false;
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boolean excludeUserAttributes = false;
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final Set<AttributeDescription> includeAttributes =
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new HashSet<AttributeDescription>();
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Schema schema = Schema.getDefaultSchema();
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final Set<DN> includeBranches = new HashSet<DN>();
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final Set<DN> excludeBranches = new HashSet<DN>();
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final List<Matcher> includeFilters = new LinkedList<Matcher>();
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final List<Matcher> excludeFilters = new LinkedList<Matcher>();
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/**
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* Creates a new abstract LDIF stream.
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*/
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AbstractLDIFStream()
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{
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// Nothing to do.
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}
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final boolean isAttributeExcluded(
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AttributeDescription attributeDescription)
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{
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if (!excludeAttributes.isEmpty()
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&& excludeAttributes.contains(attributeDescription))
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{
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return true;
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}
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// Let explicit include override more general exclude.
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if (!includeAttributes.isEmpty())
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{
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return !includeAttributes.contains(attributeDescription);
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}
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final AttributeType type = attributeDescription.getAttributeType();
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if (excludeOperationalAttributes && type.isOperational())
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{
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return true;
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}
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if (excludeUserAttributes && !type.isOperational())
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{
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return true;
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}
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return false;
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}
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final boolean isBranchExcluded(DN dn)
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{
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if (!excludeBranches.isEmpty())
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{
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for (final DN excludeBranch : excludeBranches)
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{
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if (excludeBranch.isSuperiorOrEqualTo(dn))
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{
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return true;
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}
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}
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}
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if (!includeBranches.isEmpty())
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{
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for (final DN includeBranch : includeBranches)
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{
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if (includeBranch.isSuperiorOrEqualTo(dn))
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{
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return false;
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}
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}
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return true;
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}
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return false;
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}
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final boolean isEntryExcluded(Entry entry)
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{
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if (!excludeFilters.isEmpty())
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{
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for (final Matcher excludeFilter : excludeFilters)
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{
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if (excludeFilter.matches(entry).toBoolean())
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{
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return true;
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}
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}
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}
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if (!includeFilters.isEmpty())
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{
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for (final Matcher includeFilter : includeFilters)
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{
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if (includeFilter.matches(entry).toBoolean())
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{
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return false;
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}
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}
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return true;
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}
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return false;
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}
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}
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