Github user tellison commented on a diff in the pull request:
https://github.com/apache/incubator-pirk/pull/27#discussion_r72701970
--- Diff: src/main/java/org/apache/pirk/utils/SystemConfiguration.java ---
@@ -160,4 +139,78 @@ public static void resetProperties()
clearProperties();
initialize();
}
+
+ /**
+ * Loads the properties from local properties file in the specified
directory
+ * <p>
+ * Only files ending in '.properties' will be loaded
+ */
+ public static void loadPropsFromDir(String dirName)
+ {
+ File[] directoryListing = new File(dirName).listFiles(new
FilenameFilter()
+ {
+ @Override
+ public boolean accept(File dir, String name)
+ {
+ return name.endsWith(".properties");
+ }
+ });
+
+ if (directoryListing != null)
+ {
+ for (File file : directoryListing)
+ {
+ loadPropsFromFile(file);
+ }
+ }
+ }
+
+ /**
+ * Loads the properties from the specified file
+ */
+ public static void loadPropsFromFile(File file)
+ {
+ if (file.exists())
+ {
+ try (InputStream stream = new FileInputStream(file);)
+ {
+ logger.info("Loading properties file '" + file.getAbsolutePath() +
"'");
+ props.load(stream);
+ stream.close();
+ } catch (IOException e)
+ {
+ logger.error("Problem loading properties file '" +
file.getAbsolutePath() + "'");
+ e.printStackTrace();
+ }
+ }
+ else
+ {
+ logger.warn("Properties file does not exist: '" +
file.getAbsolutePath() + "'");
+ }
+ }
+
+ /**
+ * Loads the properties from the specified file on the classpath
+ */
+ public static void loadPropsFromStream(String name)
+ {
+ try
+ {
+ InputStream stream =
SystemConfiguration.class.getClassLoader().getResourceAsStream(name);
+ if (stream != null)
+ {
+ logger.info("Loading file '" + name + "'");
+ props.load(stream);
+ stream.close();
--- End diff --
Can use try-with-resources to ensure the stream is closed even if the load
causes an exception.
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