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/*
* JBoss, Home of Professional Open Source.
* Copyright 2015 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wildfly.security.x500;
import java.security.Principal;
import java.util.Arrays;
import java.util.stream.Collectors;
import javax.security.auth.x500.X500Principal;
import org.wildfly.security.auth.server.PrincipalDecoder;
import org.wildfly.security.x500.util.X500PrincipalUtil;
/**
* A principal decoder which decodes an attribute from an X.500 principal.
*
* @author David M. Lloyd
* @deprecated Use {@link org.wildfly.security.x500.principal.X500AttributePrincipalDecoder} instead
*/
@Deprecated
public final class X500AttributePrincipalDecoder implements PrincipalDecoder {
private static final String[] NO_REQUIRED_OIDS = new String[0];
private final String oid;
private final String joiner;
private final int startSegment;
private final int maximumSegments;
private final boolean reverse;
private final String[] requiredOids;
private final boolean convert;
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
*/
public X500AttributePrincipalDecoder(final String oid) {
this(oid, false);
}
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
*/
public X500AttributePrincipalDecoder(final String oid, final boolean reverse) {
this(oid, ".", 0, Integer.MAX_VALUE, reverse);
}
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
*/
public X500AttributePrincipalDecoder(final String oid, final int maximumSegments) {
this(oid, maximumSegments, false);
}
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
*/
public X500AttributePrincipalDecoder(final String oid, final int maximumSegments, final boolean reverse) {
this(oid, ".", 0, maximumSegments, reverse);
}
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
* @param startSegment the 0-based starting occurrence of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
*/
public X500AttributePrincipalDecoder(final String oid, final int startSegment, final int maximumSegments) {
this(oid, startSegment, maximumSegments, false);
}
/**
* Construct a new instance. A joining string of "." is assumed.
*
* @param oid the OID of the attribute to map
* @param startSegment the 0-based starting occurrence of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
*/
public X500AttributePrincipalDecoder(final String oid, final int startSegment, final int maximumSegments, final boolean reverse) {
this(oid, ".", startSegment, maximumSegments, reverse);
}
/**
* Construct a new instance.
*
* @param oid the OID of the attribute to map
* @param joiner the joining string
*/
public X500AttributePrincipalDecoder(final String oid, final String joiner) {
this(oid, joiner, false);
}
/**
* Construct a new instance.
*
* @param oid the OID of the attribute to map
* @param joiner the joining string
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
*/
public X500AttributePrincipalDecoder(final String oid, final String joiner, final boolean reverse) {
this(oid, joiner, 0, Integer.MAX_VALUE, reverse);
}
/**
* Construct a new instance.
*
* @param oid the OID of the attribute to map
* @param joiner the joining string
* @param maximumSegments the maximum number of occurrences of the attribute to map
*/
public X500AttributePrincipalDecoder(final String oid, final String joiner, final int maximumSegments) {
this(oid, joiner, 0, maximumSegments, false);
}
/**
* Construct a new instance.
*
* @param oid the OID of the attribute to map
* @param joiner the joining string
* @param startSegment the 0-based starting occurrence of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
*/
public X500AttributePrincipalDecoder(final String oid, final String joiner, final int startSegment, final int maximumSegments, final boolean reverse) {
this(oid, joiner, startSegment, maximumSegments, reverse, false, NO_REQUIRED_OIDS);
}
/**
* Construct a new instance.
*
* @param oid the OID of the attribute to map
* @param joiner the joining string
* @param startSegment the 0-based starting occurrence of the attribute to map
* @param maximumSegments the maximum number of occurrences of the attribute to map
* @param reverse {@code true} if the attribute values should be processed and returned in reverse order
* @param convert {@code true} if the Principal should be converted to {@link X500Principal} if not one already
* @param requiredOids the OIDs of the attributes that must be present
*/
public X500AttributePrincipalDecoder(final String oid, final String joiner, final int startSegment, final int maximumSegments,
final boolean reverse, final boolean convert, final String... requiredOids) {
this.oid = oid;
this.joiner = joiner;
this.startSegment = startSegment;
this.maximumSegments = maximumSegments;
this.reverse = reverse;
this.convert = convert;
this.requiredOids = requiredOids;
}
public String getName(final Principal principal) {
final X500Principal x500Principal = X500PrincipalUtil.asX500Principal(principal, convert);
if (x500Principal == null) {
return null;
}
if (requiredOids != null && requiredOids.length != 0 && ! X500PrincipalUtil.containsAllAttributes(x500Principal, requiredOids)) {
ElytronMessages.log.tracef("X500 principal [%s] was not decoded - does not contain required oids", x500Principal);
return null;
}
final String[] values = X500PrincipalUtil.getAttributeValues(x500Principal, oid, reverse);
if (values.length == 0) {
ElytronMessages.log.tracef("X500 principal [%s] was not decoded - no values of attribute [%s]", x500Principal, oid);
return null;
} else {
final String name = Arrays.stream(values).skip(startSegment).limit(maximumSegments).collect(Collectors.joining(joiner));
if (ElytronMessages.log.isTraceEnabled()) {
ElytronMessages.log.tracef("X500 principal [%s] decoded as name [%s] (attribute values: [%s])", x500Principal, name, String.join(", ", values));
}
return name;
}
}
}
