/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
* add the following below this CDDL HEADER, with the fields enclosed
* by brackets "[]" replaced with your own identifying information:
* Portions Copyright [yyyy] [name of copyright owner]
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* CDDL HEADER END
*
*
* Copyright 2006-2008 Sun Microsystems, Inc.
* Portions copyright 2013 ForgeRock AS.
*/
package org.opends.server.types;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.opends.server.api.MatchingRule;
import org.opends.server.schema.MatchingRuleUseSyntax;
import static org.opends.server.loggers.debug.DebugLogger.*;
import org.opends.server.loggers.debug.DebugTracer;
import static org.opends.server.util.ServerConstants.*;
import static org.opends.server.util.Validator.*;
/**
* This class defines a data structure for storing and interacting
* with a matching rule use definition, which may be used to restrict
* the set of attribute types that may be used for a given matching
* rule.
*/
@org.opends.server.types.PublicAPI(
stability=org.opends.server.types.StabilityLevel.UNCOMMITTED,
mayInstantiate=false,
mayExtend=false,
mayInvoke=true)
public final class MatchingRuleUse
implements SchemaFileElement
{
/**
* The tracer object for the debug logger.
*/
private static final DebugTracer TRACER = getTracer();
// Indicates whether this matching rule use is declared "obsolete".
private final boolean isObsolete;
// The set of additional name-value pairs associated with this
// matching rule use definition.
private final Map<String,List<String>> extraProperties;
// The set of names that may be used to refer to this matching rule
// use, mapped between their all-lowercase representations and the
// user-defined representations.
private final Map<String,String> names;
// The matching rule with which this matching rule use is
// associated.
private final MatchingRule matchingRule;
// The set of attribute types with which this matching rule use is
// associated.
private final Set<AttributeType> attributes;
// The definition string used to create this matching rule use.
private final String definition;
// The description for this matching rule use.
private final String description;
/**
* Creates a new matching rule use definition with the provided
* information.
*
* @param definition The definition string used to create
* this matching rule use. It must not be
* {@code null}.
* @param matchingRule The matching rule for this matching rule
* use. It must not be {@code null}.
* @param names The set of names for this matching rule
* use.
* @param description The description for this matching rule
* use.
* @param isObsolete Indicates whether this matching rule use
* is declared "obsolete".
* @param attributes The set of attribute types for this
* matching rule use.
* @param extraProperties A set of "extra" properties that may be
* associated with this matching rule use.
*/
public MatchingRuleUse(String definition, MatchingRule matchingRule,
Map<String,String> names, String description,
boolean isObsolete,
Set<AttributeType> attributes,
Map<String,List<String>> extraProperties)
{
ensureNotNull(definition, matchingRule);
this.matchingRule = matchingRule;
this.description = description;
this.isObsolete = isObsolete;
int schemaFilePos = definition.indexOf(SCHEMA_PROPERTY_FILENAME);
if (schemaFilePos > 0)
{
String defStr;
try
{
int firstQuotePos = definition.indexOf('\'', schemaFilePos);
int secondQuotePos = definition.indexOf('\'',
firstQuotePos+1);
defStr = definition.substring(0, schemaFilePos).trim() + " " +
definition.substring(secondQuotePos+1).trim();
}
catch (Exception e)
{
if (debugEnabled())
{
TRACER.debugCaught(DebugLogLevel.ERROR, e);
}
defStr = definition;
}
this.definition = defStr;
}
else
{
this.definition = definition;
}
if ((names == null) || names.isEmpty())
{
this.names = new LinkedHashMap<String,String>(0);
}
else
{
this.names = new LinkedHashMap<String,String>(names);
}
if ((attributes == null) || attributes.isEmpty())
{
this.attributes = new LinkedHashSet<AttributeType>(0);
}
else
{
this.attributes = new LinkedHashSet<AttributeType>(attributes);
}
if ((extraProperties == null) || extraProperties.isEmpty())
{
this.extraProperties =
new LinkedHashMap<String,List<String>>(0);
}
else
{
this.extraProperties =
new LinkedHashMap<String,List<String>>(extraProperties);
}
}
/**
* Retrieves the definition string used to create this matching rule
* use.
*
* @return The definition string used to create this matching rule
* use.
*/
public String getDefinition()
{
return definition;
}
/**
* {@inheritDoc}
*/
public MatchingRuleUse recreateFromDefinition(Schema schema)
throws DirectoryException
{
ByteString value = ByteString.valueOf(definition);
MatchingRuleUse mru =
MatchingRuleUseSyntax.decodeMatchingRuleUse(value, schema,
false);
mru.setSchemaFile(getSchemaFile());
return mru;
}
/**
* Retrieves the matching rule for this matching rule use.
*
* @return The matching rule for this matching rule use.
*/
public MatchingRule getMatchingRule()
{
return matchingRule;
}
/**
* Retrieves the set of names for this matching rule use. The
* mapping will be between the names in all lowercase form and the
* names in the user-defined form.
*
* @return The set of names for this matching rule use.
*/
public Map<String,String> getNames()
{
return names;
}
/**
* Retrieves the primary name to use when referencing this matching
* rule use.
*
* @return The primary name to use when referencing this matching
* rule use, or {@code null} if there is none.
*/
public String getName()
{
if (names.isEmpty())
{
return null;
}
else
{
return names.values().iterator().next();
}
}
/**
* Indicates whether this matching rule use has the specified name.
*
* @param lowerName The name for which to make the determination,
* formatted in all lowercase characters.
*
* @return {@code true} if this matching rule use has the specified
* name, or {@code false} if not.
*/
public boolean hasName(String lowerName)
{
return names.containsKey(lowerName);
}
/**
* Retrieves the path to the schema file that contains the
* definition for this matching rule use.
*
* @return The path to the schema file that contains the definition
* for this matching rule use, or {@code null} if it is not
* known or if it is not stored in any schema file.
*/
public String getSchemaFile()
{
List<String> values =
extraProperties.get(SCHEMA_PROPERTY_FILENAME);
if ((values == null) || values.isEmpty())
{
return null;
}
return values.get(0);
}
/**
* Specifies the path to the schema file that contains the
* definition for this matching rule use.
*
* @param schemaFile The path to the schema file that contains the
* definition for this matching rule use.
*/
public void setSchemaFile(String schemaFile)
{
setExtraProperty(SCHEMA_PROPERTY_FILENAME, schemaFile);
}
/**
* Retrieves the description for this matching rule use.
*
* @return The description for this matching rule use, or
* {@code null} if there is none.
*/
public String getDescription()
{
return description;
}
/**
* Indicates whether this matching rule use is declared "obsolete".
*
* @return {@code true} if this matching rule use is declared
* "obsolete", or {@code false} if it is not.
*/
public boolean isObsolete()
{
return isObsolete;
}
/**
* Retrieves the set of attributes associated with this matching
* rule use.
*
* @return The set of attributes associated with this matching
* rule use.
*/
public Set<AttributeType> getAttributes()
{
return attributes;
}
/**
* Indicates whether the provided attribute type is referenced by
* this matching rule use.
*
* @param attributeType The attribute type for which to make the
* determination.
*
* @return {@code true} if the provided attribute type is
* referenced by this matching rule use, or {@code false}
* if it is not.
*/
public boolean appliesToAttribute(AttributeType attributeType)
{
return attributes.contains(attributeType);
}
/**
* Retrieves a mapping between the names of any extra non-standard
* properties that may be associated with this matching rule use and
* the value for that property.
*
* @return A mapping between the names of any extra non-standard
* properties that may be associated with this matching
* rule use and the value for that property.
*/
public Map<String,List<String>> getExtraProperties()
{
return extraProperties;
}
/**
* Retrieves the value of the specified "extra" property for this
* matching rule use.
*
* @param propertyName The name of the "extra" property for which
* to retrieve the value.
*
* @return The value of the specified "extra" property for this
* matching rule use, or {@code null} if no such property
* is defined.
*/
public List<String> getExtraProperty(String propertyName)
{
return extraProperties.get(propertyName);
}
/**
* Specifies the provided "extra" property for this matching rule
* use.
*
* @param name The name for the "extra" property. It must not be
* {@code null}.
* @param value The value for the "extra" property, or
* {@code null} if the property is to be removed.
*/
public void setExtraProperty(String name, String value)
{
ensureNotNull(name);
if (value == null)
{
extraProperties.remove(name);
}
else
{
LinkedList<String> values = new LinkedList<String>();
values.add(value);
extraProperties.put(name, values);
}
}
/**
* Specifies the provided "extra" property for this matching rule
* use.
*
* @param name The name for the "extra" property. It must not
* be {@code null}.
* @param values The set of value for the "extra" property, or
* {@code null} if the property is to be removed.
*/
public void setExtraProperty(String name, List<String> values)
{
ensureNotNull(name);
if ((values == null) || values.isEmpty())
{
extraProperties.remove(name);
}
else
{
LinkedList<String> valuesCopy = new LinkedList<String>(values);
extraProperties.put(name, valuesCopy);
}
}
/**
* Indicates whether the provided object is equal to this matching
* rule use. The object will be considered equal if it is a
* matching rule use with the same matching rule.
*
* @param o The object for which to make the determination.
*
* @return {@code true} if the provided object is equal to this
* matching rule use, or {@code false} if not.
*/
public boolean equals(Object o)
{
if (this == o)
{
return true;
}
if ((o == null) || (! (o instanceof MatchingRuleUse)))
{
return false;
}
return matchingRule.equals(((MatchingRuleUse) o).matchingRule);
}
/**
* Retrieves the hash code for this matching rule use. It will be
* equal to the hash code for the associated matching rule.
*
* @return The hash code for this matching rule use.
*/
public int hashCode()
{
return matchingRule.hashCode();
}
/**
* Retrieves the string representation of this matching rule use in
* the form specified in RFC 2252.
*
* @return The string representation of this matching rule use in
* the form specified in RFC 2252.
*/
public String toString()
{
StringBuilder buffer = new StringBuilder();
toString(buffer, true);
return buffer.toString();
}
/**
* Appends a string representation of this matching rule use in the
* form specified in RFC 2252 to the provided buffer.
*
* @param buffer The buffer to which the information
* should be appended.
* @param includeFileElement Indicates whether to include an
* "extra" property that specifies the
* path to the schema file from which
* this matching rule use was loaded.
*/
public void toString(StringBuilder buffer,
boolean includeFileElement)
{
buffer.append("( ");
buffer.append(matchingRule.getOID());
if (! names.isEmpty())
{
Iterator<String> iterator = names.values().iterator();
String firstName = iterator.next();
if (iterator.hasNext())
{
buffer.append(" NAME ( '");
buffer.append(firstName);
while (iterator.hasNext())
{
buffer.append("' '");
buffer.append(iterator.next());
}
buffer.append("' )");
}
else
{
buffer.append(" NAME '");
buffer.append(firstName);
buffer.append("'");
}
}
if ((description != null) && (description.length() > 0))
{
buffer.append(" DESC '");
buffer.append(description);
buffer.append("'");
}
if (isObsolete)
{
buffer.append(" OBSOLETE");
}
buffer.append(" APPLIES ");
Iterator<AttributeType> iterator = attributes.iterator();
String firstName = iterator.next().getNameOrOID();
if (iterator.hasNext())
{
buffer.append("( ");
buffer.append(firstName);
while (iterator.hasNext())
{
buffer.append(" $ ");
buffer.append(iterator.next().getNameOrOID());
}
buffer.append(" )");
}
else
{
buffer.append(firstName);
}
if (! extraProperties.isEmpty())
{
for (String property : extraProperties.keySet())
{
if ((! includeFileElement) &&
property.equals(SCHEMA_PROPERTY_FILENAME))
{
continue;
}
List<String> valueList = extraProperties.get(property);
buffer.append(" ");
buffer.append(property);
if (valueList.size() == 1)
{
buffer.append(" '");
buffer.append(valueList.get(0));
buffer.append("'");
}
else
{
buffer.append(" ( ");
for (String value : valueList)
{
buffer.append("'");
buffer.append(value);
buffer.append("' ");
}
buffer.append(")");
}
}
}
buffer.append(" )");
}
}