/* See LICENSE for licensing and NOTICE for copyright. */
package org.ldaptive.schema;
import java.text.ParseException;
import java.util.Arrays;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.ldaptive.LdapUtils;
/**
* Bean for a DIT content rule schema element.
*
* <pre>
DITContentRuleDescription = LPAREN WSP
numericoid ; object identifier
[ SP "NAME" SP qdescrs ] ; short names (descriptors)
[ SP "DESC" SP qdstring ] ; description
[ SP "OBSOLETE" ] ; not active
[ SP "AUX" SP oids ] ; auxiliary object classes
[ SP "MUST" SP oids ] ; attribute types
[ SP "MAY" SP oids ] ; attribute types
[ SP "NOT" SP oids ] ; attribute types
extensions WSP RPAREN ; extensions
* </pre>
*
* @author Middleware Services
*/
public class DITContentRule extends AbstractNamedSchemaElement
{
/** hash code seed. */
private static final int HASH_CODE_SEED = 1151;
/** Pattern to match definitions. */
private static final Pattern DEFINITION_PATTERN = Pattern.compile(
WSP_REGEX + "\\(" +
WSP_REGEX + "(" + NO_WSP_REGEX + ")" +
WSP_REGEX + "(?:NAME (?:'([^']+)'|\\(([^\\)]+)\\)))?" +
WSP_REGEX + "(?:DESC '([^']*)')?" +
WSP_REGEX + "(OBSOLETE)?" +
WSP_REGEX + "(?:AUX (?:(" + NO_WSP_REGEX + ")|\\(([^\\)]+)\\)))?" +
WSP_REGEX + "(?:MUST (?:(" + NO_WSP_REGEX + ")|\\(([^\\)]+)\\)))?" +
WSP_REGEX + "(?:MAY (?:(" + NO_WSP_REGEX + ")|\\(([^\\)]+)\\)))?" +
WSP_REGEX + "(?:NOT (?:(" + NO_WSP_REGEX + ")|\\(([^\\)]+)\\)))?" +
WSP_REGEX + "(?:(X-[^ ]+.*))?" +
WSP_REGEX + "\\)" + WSP_REGEX);
/** OID. */
private final String oid;
/** Auxiliary classes. */
private String[] auxiliaryClasses;
/** Required attributes. */
private String[] requiredAttributes;
/** Optional attributes. */
private String[] optionalAttributes;
/** Restricted attributes. */
private String[] restrictedAttributes;
/**
* Creates a new DIT content rule.
*
* @param s oid
*/
public DITContentRule(final String s)
{
oid = s;
}
/**
* Creates a new DIT content rule.
*
* @param oid oid
* @param names names
* @param description description
* @param obsolete obsolete
* @param auxiliaryClasses auxiliary classes
* @param requiredAttributes required attributes
* @param optionalAttributes optional attributes
* @param restrictedAttributes restricted attributes
* @param extensions extensions
*/
// CheckStyle:ParameterNumber|HiddenField OFF
public DITContentRule(
final String oid,
final String[] names,
final String description,
final boolean obsolete,
final String[] auxiliaryClasses,
final String[] requiredAttributes,
final String[] optionalAttributes,
final String[] restrictedAttributes,
final Extensions extensions)
{
this(oid);
setNames(names);
setDescription(description);
setObsolete(obsolete);
setAuxiliaryClasses(auxiliaryClasses);
setRequiredAttributes(requiredAttributes);
setOptionalAttributes(optionalAttributes);
setRestrictedAttributes(restrictedAttributes);
setExtensions(extensions);
}
// CheckStyle:ParameterNumber|HiddenField ON
/**
* Returns the oid.
*
* @return oid
*/
public String getOID()
{
return oid;
}
/**
* Returns the auxiliary classes.
*
* @return auxiliary classes
*/
public String[] getAuxiliaryClasses()
{
return auxiliaryClasses;
}
/**
* Sets the auxiliary classes.
*
* @param s auxiliary classes
*/
public void setAuxiliaryClasses(final String[] s)
{
auxiliaryClasses = s;
}
/**
* Returns the required attributes.
*
* @return required attributes
*/
public String[] getRequiredAttributes()
{
return requiredAttributes;
}
/**
* Sets the required attributes.
*
* @param s required attributes
*/
public void setRequiredAttributes(final String[] s)
{
requiredAttributes = s;
}
/**
* Returns the optional attributes.
*
* @return optional attributes
*/
public String[] getOptionalAttributes()
{
return optionalAttributes;
}
/**
* Sets the optional attributes.
*
* @param s optional attributes
*/
public void setOptionalAttributes(final String[] s)
{
optionalAttributes = s;
}
/**
* Returns the restricted attributes.
*
* @return restricted attributes
*/
public String[] getRestrictedAttributes()
{
return restrictedAttributes;
}
/**
* Sets the restricted attributes.
*
* @param s restricted attributes
*/
public void setRestrictedAttributes(final String[] s)
{
restrictedAttributes = s;
}
/**
* Parses the supplied definition string and creates an initialized DIT content rule.
*
* @param definition to parse
*
* @return DIT content rule
*
* @throws ParseException if the supplied definition is invalid
*/
public static DITContentRule parse(final String definition)
throws ParseException
{
final Matcher m = DEFINITION_PATTERN.matcher(definition);
if (!m.matches()) {
throw new ParseException("Invalid DIT content rule definition: " + definition, definition.length());
}
final DITContentRule dcrd = new DITContentRule(m.group(1).trim());
// CheckStyle:MagicNumber OFF
// parse names
if (m.group(2) != null) {
dcrd.setNames(SchemaUtils.parseDescriptors(m.group(2).trim()));
} else if (m.group(3) != null) {
dcrd.setNames(SchemaUtils.parseDescriptors(m.group(3).trim()));
}
dcrd.setDescription(m.group(4) != null ? m.group(4).trim() : null);
dcrd.setObsolete(m.group(5) != null);
// parse auxiliary classes
if (m.group(6) != null) {
dcrd.setAuxiliaryClasses(SchemaUtils.parseOIDs(m.group(6).trim()));
} else if (m.group(7) != null) {
dcrd.setAuxiliaryClasses(SchemaUtils.parseOIDs(m.group(7).trim()));
}
// parse required attributes
if (m.group(9) != null) {
dcrd.setRequiredAttributes(SchemaUtils.parseOIDs(m.group(9).trim()));
} else if (m.group(10) != null) {
dcrd.setRequiredAttributes(SchemaUtils.parseOIDs(m.group(10).trim()));
}
// parse optional attributes
if (m.group(11) != null) {
dcrd.setOptionalAttributes(SchemaUtils.parseOIDs(m.group(11).trim()));
} else if (m.group(12) != null) {
dcrd.setOptionalAttributes(SchemaUtils.parseOIDs(m.group(12).trim()));
}
// parse restricted attributes
if (m.group(11) != null) {
dcrd.setRestrictedAttributes(SchemaUtils.parseOIDs(m.group(11).trim()));
} else if (m.group(12) != null) {
dcrd.setRestrictedAttributes(SchemaUtils.parseOIDs(m.group(12).trim()));
}
// parse extensions
if (m.group(13) != null) {
dcrd.setExtensions(Extensions.parse(m.group(13).trim()));
}
return dcrd;
// CheckStyle:MagicNumber ON
}
@Override
public String format()
{
final StringBuilder sb = new StringBuilder("( ");
sb.append(oid).append(" ");
if (getNames() != null && getNames().length > 0) {
sb.append("NAME ");
sb.append(SchemaUtils.formatDescriptors(getNames()));
}
if (getDescription() != null) {
sb.append("DESC ");
sb.append(SchemaUtils.formatDescriptors(getDescription()));
}
if (isObsolete()) {
sb.append("OBSOLETE ");
}
if (auxiliaryClasses != null && auxiliaryClasses.length > 0) {
sb.append("AUX ");
sb.append(SchemaUtils.formatOids(auxiliaryClasses));
}
if (requiredAttributes != null && requiredAttributes.length > 0) {
sb.append("MUST ");
sb.append(SchemaUtils.formatOids(requiredAttributes));
}
if (optionalAttributes != null && optionalAttributes.length > 0) {
sb.append("MAY ");
sb.append(SchemaUtils.formatOids(optionalAttributes));
}
if (restrictedAttributes != null && restrictedAttributes.length > 0) {
sb.append("NOT ");
sb.append(SchemaUtils.formatOids(restrictedAttributes));
}
if (getExtensions() != null) {
sb.append(getExtensions().format());
}
sb.append(")");
return sb.toString();
}
@Override
public boolean equals(final Object o)
{
if (o == this) {
return true;
}
if (o instanceof DITContentRule) {
final DITContentRule v = (DITContentRule) o;
return LdapUtils.areEqual(oid, v.oid) &&
LdapUtils.areEqual(getNames(), v.getNames()) &&
LdapUtils.areEqual(getDescription(), v.getDescription()) &&
LdapUtils.areEqual(isObsolete(), v.isObsolete()) &&
LdapUtils.areEqual(auxiliaryClasses, v.auxiliaryClasses) &&
LdapUtils.areEqual(requiredAttributes, v.requiredAttributes) &&
LdapUtils.areEqual(optionalAttributes, v.optionalAttributes) &&
LdapUtils.areEqual(restrictedAttributes, v.restrictedAttributes) &&
LdapUtils.areEqual(getExtensions(), v.getExtensions());
}
return false;
}
@Override
public int hashCode()
{
return
LdapUtils.computeHashCode(
HASH_CODE_SEED,
oid,
getNames(),
getDescription(),
isObsolete(),
auxiliaryClasses,
requiredAttributes,
optionalAttributes,
restrictedAttributes,
getExtensions());
}
@Override
public String toString()
{
return
String.format(
"[%s@%d::oid=%s, names=%s, description=%s, obsolete=%s, " +
"auxiliaryClasses=%s, requiredAttributes=%s, " +
"optionalAttributes=%s, restrictedAttributes=%s, extensions=%s]",
getClass().getName(),
hashCode(),
oid,
Arrays.toString(getNames()),
getDescription(),
isObsolete(),
Arrays.toString(auxiliaryClasses),
Arrays.toString(requiredAttributes),
Arrays.toString(optionalAttributes),
Arrays.toString(restrictedAttributes),
getExtensions());
}
}