001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.spring.util;
016    
017    import com.liferay.portal.kernel.bean.BeanPropertiesUtil;
018    import com.liferay.portal.kernel.spring.util.FactoryBean;
019    import com.liferay.portal.kernel.spring.util.SpringFactory;
020    import com.liferay.portal.kernel.spring.util.SpringFactoryException;
021    import com.liferay.portal.kernel.util.InstanceFactory;
022    import com.liferay.portal.kernel.util.SetUtil;
023    import com.liferay.portal.kernel.util.StringUtil;
024    import com.liferay.portal.security.lang.PortalSecurityManagerThreadLocal;
025    import com.liferay.portal.util.ClassLoaderUtil;
026    
027    import java.util.HashMap;
028    import java.util.Map;
029    import java.util.Set;
030    
031    /**
032     * @author Brian Wing Shun Chan
033     */
034    public class SpringFactoryImpl implements SpringFactory {
035    
036            public Object newBean(String className) throws SpringFactoryException {
037                    return newBean(className, null);
038            }
039    
040            public Object newBean(String className, Map<String, Object> properties)
041                    throws SpringFactoryException {
042    
043                    try {
044                            return doNewBean(className, properties);
045                    }
046                    catch (SpringFactoryException se) {
047                            throw se;
048                    }
049                    catch (Exception e) {
050                            throw new SpringFactoryException(e);
051                    }
052            }
053    
054            public void setBeanDefinitions(Map<String, String> beanDefinitions) {
055                    _beanDefinitions = new HashMap<String, Set<String>>();
056    
057                    for (Map.Entry<String, String> entry : beanDefinitions.entrySet()) {
058                            String className = entry.getKey();
059    
060                            Set<String> properties = SetUtil.fromArray(
061                                    StringUtil.split(entry.getValue()));
062    
063                            _beanDefinitions.put(className, properties);
064                    }
065            }
066    
067            protected Object doNewBean(String className, Map<String, Object> properties)
068                    throws Exception {
069    
070                    Set<String> allowedProperties = _beanDefinitions.get(className);
071    
072                    if (allowedProperties == null) {
073                            throw new SpringFactoryException("Undefined class " + className);
074                    }
075    
076                    boolean enabled = PortalSecurityManagerThreadLocal.isEnabled();
077    
078                    try {
079                            PortalSecurityManagerThreadLocal.setEnabled(false);
080    
081                            Object bean = InstanceFactory.newInstance(
082                                    ClassLoaderUtil.getPortalClassLoader(), className);
083    
084                            if (bean instanceof FactoryBean) {
085                                    FactoryBean<Object> factoryBean = (FactoryBean<Object>)bean;
086    
087                                    bean = factoryBean.create();
088                            }
089    
090                            if (properties == null) {
091                                    return bean;
092                            }
093    
094                            for (Map.Entry<String, Object> entry : properties.entrySet()) {
095                                    String name = entry.getKey();
096    
097                                    if (!allowedProperties.contains(name)) {
098                                            throw new SpringFactoryException(
099                                                    "Undefined property " + name + " for class " +
100                                                            className);
101                                    }
102    
103                                    Object value = entry.getValue();
104    
105                                    BeanPropertiesUtil.setProperty(bean, name, value);
106                            }
107    
108                            return bean;
109                    }
110                    finally {
111                            PortalSecurityManagerThreadLocal.setEnabled(enabled);
112                    }
113            }
114    
115            private Map<String, Set<String>> _beanDefinitions;
116    
117    }