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ResourcePermission.java
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ResourcePermission.java
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/*
* JBoss, Home of Professional Open Source.
* Copyright 2016 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.keycloak.authorization.permission;
import org.keycloak.authorization.model.Resource;
import org.keycloak.authorization.model.ResourceServer;
import org.keycloak.authorization.model.Scope;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
/**
* Represents a permission for a given resource.
*
* @author <a href="mailto:psilva@redhat.com">Pedro Igor</a>
*/
public class ResourcePermission {
private final Resource resource;
private final List<Scope> scopes;
private ResourceServer resourceServer;
private Map<String, Set<String>> claims;
public ResourcePermission(Resource resource, List<Scope> scopes, ResourceServer resourceServer) {
this(resource, scopes, resourceServer, null);
}
public ResourcePermission(Resource resource, ResourceServer resourceServer, Map<String, ? extends Collection<String>> claims) {
this(resource, new ArrayList<>(resource.getScopes()), resourceServer, claims);
}
public ResourcePermission(Resource resource, List<Scope> scopes, ResourceServer resourceServer, Map<String, ? extends Collection<String>> claims) {
this.resource = resource;
this.scopes = scopes;
this.resourceServer = resourceServer;
if (claims != null) {
this.claims = new HashMap<>();
for (Entry<String, ? extends Collection<String>> entry : claims.entrySet()) {
this.claims.computeIfAbsent(entry.getKey(), key -> new LinkedHashSet<>()).addAll(entry.getValue());
}
}
}
/**
* Returns the resource to which this permission applies.
*
* @return the resource to which this permission applies
*/
public Resource getResource() {
return this.resource;
}
/**
* Returns a list of permitted scopes associated with the resource
*
* @return a lit of permitted scopes
*/
public List<Scope> getScopes() {
return this.scopes;
}
/**
* Returns the resource server associated with this permission.
*
* @return the resource server
*/
public ResourceServer getResourceServer() {
return this.resourceServer;
}
/**
* Returns all permission claims.
*
* @return
*/
public Map<String, Set<String>> getClaims() {
if (claims == null) {
return Collections.emptyMap();
}
return Collections.unmodifiableMap(claims);
}
/**
* <p>Adds a permission claim with the given name and a single value.
*
* <p>If a claim already exists, the value is added to list of values of the existing claim</p>
*
* @param name the name of the claim
* @param value the value of the claim
*/
public boolean addClaim(String name, String value) {
if (claims == null) {
claims = new HashMap<>();
}
return claims.computeIfAbsent(name, key -> new HashSet<>()).add(value);
}
/**
* <p>Removes a permission claim.
*
*
* @param name the name of the claim
*/
public void removeClaim(String name) {
if (claims != null) {
claims.remove(name);
}
}
public void addScope(Scope scope) {
if (resource != null) {
if (!resource.getScopes().contains(scope)) {
return;
}
}
if (!scopes.contains(scope)) {
scopes.add(scope);
}
}
public void addClaims(Map<String, Set<String>> claims) {
if (this.claims == null) {
this.claims = new HashMap<>();
}
this.claims.putAll(claims);
}
}