/*
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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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* Portions Copyright 2006 Sun Microsystems, Inc.
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*/
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package org.opends.server.synchronization.plugin;
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import java.util.HashSet;
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import java.util.LinkedHashSet;
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import java.util.Set;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.synchronization.common.ChangeNumber;
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import org.opends.server.types.Attribute;
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import org.opends.server.types.AttributeType;
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import org.opends.server.types.AttributeValue;
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import org.opends.server.types.Modification;
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import org.opends.server.types.ModificationType;
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/**
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* This Class is used to encode/decode hsitorical information
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* from the String form to the internal usable form.
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*
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* @author Gilles Bellaton
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*/
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public class HistVal
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{
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private AttributeType attrType;
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private String attrString;
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private AttributeValue attributeValue;
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private ChangeNumber cn;
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private Set<String> options = null;
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private HistKey histKey;
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private String stringValue;
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/**
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* Create a new HistVal form the String encoded form.
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*
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* @param strVal The String encoded form of historical information.
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*/
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public HistVal(String strVal)
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{
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/*
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* an historical attribute value looks like :
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* description:00000108b3a6554100000001:add:added_value
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* or
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* description:00000108b3a6cbb800000001:del:deleted_value
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* or
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* description:00000108b3a6cbb800000001:repl:new_value
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* or
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* description:00000108b3a6cbb800000001:delAttr
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*
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* so after split
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* token[0] will contain the attribute name
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* token[1] will contain the changenumber
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* token[2] will contain the type of historical information
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* token[3] will contain the attribute value
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*
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* options are stored with the attribute names using; as a separator
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* example :
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* description;FR;France:00000108b3a6554100000001:add:added_value
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*/
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String[] token = strVal.split(":", 4);
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if (token[0].contains(";"))
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{
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String[] optionsToken = token[0].split(";");
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options = new HashSet<String>();
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int index = 1;
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while (index < optionsToken.length)
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{
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options.add(optionsToken[index]);
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index ++;
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}
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attrString = optionsToken[0];
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}
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else
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attrString = token[0];
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attrType = DirectoryServer.getSchema().getAttributeType(attrString);
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cn = new ChangeNumber(token[1]);
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histKey = HistKey.decodeKey(token[2]);
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stringValue = null;
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if (histKey != HistKey.DELATTR)
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{
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stringValue = token[3];
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attributeValue = new AttributeValue(attrType, stringValue);
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}
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else
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{
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stringValue = null;
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attributeValue = null;
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}
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}
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/**
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* Get the String form of the attribute type.
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*
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* @return Returns the String form of the attribute type.
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*/
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public String getAttrString()
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{
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return attrString;
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}
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/**
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* Get the type of this HistVal.
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* @return Returns the type of this HistVal.
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*/
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public AttributeType getAttrType()
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{
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return attrType;
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}
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/**
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* Get the ChangeNUmber of this HistVal.
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* @return Returns the ChangeNumber of this HistVal.
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*/
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public ChangeNumber getCn()
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{
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return cn;
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}
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/**
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* Get the HistKey.
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* @return Returns the histKey.
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*/
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public HistKey getHistKey()
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{
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return histKey;
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}
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/**
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* Get the options.
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* @return Returns the options.
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*/
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public Set<String> getOptions()
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{
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return options;
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}
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/**
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* Get the String form of the attribute.
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* @return The String form of the attribute.
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*/
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public String getStringValue()
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{
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return stringValue;
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}
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/**
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* Get the Attribute Value.
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* @return The Attribute Value.
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*/
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public AttributeValue getAttributeValue()
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{
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return attributeValue;
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}
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/**
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* Generate a Modification equivalent to this HistVal.
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*
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* @return A Modification equivalent to this HistVal.
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*/
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public Modification generateMod()
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{
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Attribute attr = new Attribute(attrType);
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Modification mod;
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if (histKey != HistKey.DELATTR)
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{
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LinkedHashSet<AttributeValue> values =
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new LinkedHashSet<AttributeValue>(1);
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values.add(attributeValue);
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attr.setValues(values);
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}
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switch (histKey)
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{
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case ADD : mod = new Modification(ModificationType.ADD, attr);
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break;
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case DEL : mod = new Modification(ModificationType.DELETE, attr);
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break;
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case REPL: mod = new Modification(ModificationType.REPLACE, attr);
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break;
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case DELATTR: mod = new Modification(ModificationType.DELETE, attr);
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break;
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default: mod = null;
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}
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return mod;
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}
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}
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