/* ==================================================================== * * Copyright (C) 2015 GeoSolutions S.A.S. * http://www.geo-solutions.it * * GPLv3 + Classpath exception * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. * * ==================================================================== * * This software consists of voluntary contributions made by developers * of GeoSolutions. For more information on GeoSolutions, please see * <http://www.geo-solutions.it/>. * */ package it.geosolutions.geostore.core.security; import java.util.Map; import org.springframework.expression.AccessException; import org.springframework.expression.EvaluationContext; import org.springframework.expression.PropertyAccessor; import org.springframework.expression.TypedValue; /** * Maps user attributes for a JSON object. * * @author Geo * */ public class MapExpressionUserMapper extends ExpressionUserMapper { public MapExpressionUserMapper(Map<String, String> attributeMappings) { super(attributeMappings); // property accessor for JSONObject attributes (read only) evaluationContext.addPropertyAccessor(new PropertyAccessor() { @Override public void write(EvaluationContext ctx, Object target, String name, Object value) throws AccessException { } @Override public TypedValue read(EvaluationContext ctx, Object target, String name) throws AccessException { if (target instanceof Map) { Map map = (Map) target; return new TypedValue(map.get(name)); } return null; } @Override public Class[] getSpecificTargetClasses() { return new Class[] { Map.class }; } @Override public boolean canWrite(EvaluationContext ctx, Object target, String name) throws AccessException { return false; } @Override public boolean canRead(EvaluationContext ctx, Object target, String name) throws AccessException { return target instanceof Map; } }); } }