001    /**
002     * Copyright 2010-2012 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.common.util.property.processor;
017    
018    import java.util.Properties;
019    
020    import org.kuali.common.util.PropertyUtils;
021    import org.kuali.common.util.property.Constants;
022    import org.kuali.common.util.property.GlobalPropertiesMode;
023    import org.slf4j.Logger;
024    import org.slf4j.LoggerFactory;
025    import org.springframework.util.PropertyPlaceholderHelper;
026    
027    public class ResolvePlaceholdersProcessor implements PropertyProcessor {
028    
029            private static final Logger logger = LoggerFactory.getLogger(ResolvePlaceholdersProcessor.class);
030    
031            PropertyPlaceholderHelper helper = Constants.DEFAULT_PROPERTY_PLACEHOLDER_HELPER;
032            GlobalPropertiesMode globalPropertiesMode = Constants.DEFAULT_GLOBAL_PROPERTIES_MODE;
033    
034            public ResolvePlaceholdersProcessor() {
035                    this(Constants.DEFAULT_PROPERTY_PLACEHOLDER_HELPER);
036            }
037    
038            public ResolvePlaceholdersProcessor(PropertyPlaceholderHelper helper) {
039                    this(helper, Constants.DEFAULT_GLOBAL_PROPERTIES_MODE);
040            }
041    
042            public ResolvePlaceholdersProcessor(PropertyPlaceholderHelper helper, GlobalPropertiesMode globalPropertiesMode) {
043                    super();
044                    this.helper = helper;
045                    this.globalPropertiesMode = globalPropertiesMode;
046            }
047    
048            @Override
049            public void process(Properties properties) {
050                    Properties resolvedProperties = PropertyUtils.getResolvedProperties(properties, helper, globalPropertiesMode);
051                    if (resolvedProperties.size() > 0) {
052                            logger.debug("Resolved {} property values", resolvedProperties.size());
053                            properties.putAll(resolvedProperties);
054                    }
055            }
056    
057            public PropertyPlaceholderHelper getHelper() {
058                    return helper;
059            }
060    
061            public void setHelper(PropertyPlaceholderHelper helper) {
062                    this.helper = helper;
063            }
064    
065            public GlobalPropertiesMode getGlobalPropertiesMode() {
066                    return globalPropertiesMode;
067            }
068    
069            public void setGlobalPropertiesMode(GlobalPropertiesMode globalPropertiesMode) {
070                    this.globalPropertiesMode = globalPropertiesMode;
071            }
072    }