diff options
Diffstat (limited to 'policy-utils/src/main')
| -rw-r--r-- | policy-utils/src/main/java/org/onap/policy/drools/utils/PropertyUtil.java | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/policy-utils/src/main/java/org/onap/policy/drools/utils/PropertyUtil.java b/policy-utils/src/main/java/org/onap/policy/drools/utils/PropertyUtil.java index c0014f4d..3891c858 100644 --- a/policy-utils/src/main/java/org/onap/policy/drools/utils/PropertyUtil.java +++ b/policy-utils/src/main/java/org/onap/policy/drools/utils/PropertyUtil.java @@ -2,7 +2,7 @@ * ============LICENSE_START======================================================= * policy-utils * ================================================================================ - * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved. + * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -31,6 +31,7 @@ import java.util.Set; import java.util.Timer; import java.util.TimerTask; +import org.apache.commons.configuration2.ConfigurationConverter; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -50,8 +51,10 @@ public class PropertyUtil { private static final Logger logger = LoggerFactory.getLogger(PropertyUtil.class.getName()); /** - * Read in a properties file. - * + * Read in a properties file. Variable interpolation is performed by using + * apache commons configuration2 library. This allows for embedding system properties, + * constants, and environment variables in property files. + * * @param file the properties file * @return a Properties object, containing the associated properties * @throws IOException - subclass 'FileNotFoundException' if the file @@ -60,14 +63,21 @@ public class PropertyUtil { */ public static Properties getProperties(File file) throws IOException { // create an InputStream (may throw a FileNotFoundException) + Properties rval = new Properties(); try (FileInputStream fis = new FileInputStream(file)) { // create the properties instance - Properties rval = new Properties(); // load properties (may throw an IOException) rval.load(fis); - return rval; } + + /* + * Return properties file with environment variables interpolated. + * It is necessary to construct the object in this fashion and avoid + * builders since they use the commons-beanutils (optional) library that has been + * flagged as insecured. + */ + return ConfigurationConverter.getProperties(ConfigurationConverter.getConfiguration(rval)); } /** |