From abf7c0e407c97250c07d408c314c5aa1c757263e Mon Sep 17 00:00:00 2001
From: Instrumental <jcgmisc@stl.gathman.org>
Date: Tue, 3 Apr 2018 21:30:32 -0500
Subject: Create method of Logging to O/S from Container

Issue-ID: AAF-211
Change-Id: Ib5c369c24082823f6f8cfde7609b966f57085665
Signed-off-by: Instrumental <jcgmisc@stl.gathman.org>
---
 .../org/onap/aaf/misc/env/log4j/LogFileNamer.java  | 50 ++++++++++++++--------
 1 file changed, 31 insertions(+), 19 deletions(-)

(limited to 'misc/log4j/src/main')

diff --git a/misc/log4j/src/main/java/org/onap/aaf/misc/env/log4j/LogFileNamer.java b/misc/log4j/src/main/java/org/onap/aaf/misc/env/log4j/LogFileNamer.java
index 7174912f..ff7b43f0 100644
--- a/misc/log4j/src/main/java/org/onap/aaf/misc/env/log4j/LogFileNamer.java
+++ b/misc/log4j/src/main/java/org/onap/aaf/misc/env/log4j/LogFileNamer.java
@@ -22,56 +22,68 @@
 package org.onap.aaf.misc.env.log4j;
 
 import java.io.File;
+import java.io.IOException;
 import java.net.URL;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 public class LogFileNamer {
-	public final String root;
+	private final String root;
+	private final String ending;
+	private final String dir; 
 	
-	public LogFileNamer(String root) {
+	public LogFileNamer(final String dir, final String root) {
+		this.dir = dir;
 		if(root==null || "".equals(root) || root.endsWith("/")) {
 			this.root = root;
 		} else {
 			this.root = root + "-";
 		}
+		ending = new SimpleDateFormat("YYYYMMdd").format(new Date());
 	}
 	
 	public LogFileNamer noPID() {
 		return this;
 	}
+	
+	private static final String FILE_FORMAT_STR = "%s/%s%s%s_%d.log";
 	/**
 	 * Accepts a String.
 	 * If Separated by "|" then first part is the Appender name, and the second is used in the FileNaming
 	 * (This is to allow for shortened Logger names, and more verbose file names)
+	 * ONAP: jna code has license issues.  Just do Date + Unique Number
 	 * 
 	 * @param appender
 	 * 
 	 * returns the String Appender
+	 * @throws IOException 
 	 */
-	public String setAppender(String appender) {
-		int pipe = appender.indexOf('|');
-		if(pipe>=0) {
-			String rv;
-			System.setProperty(
-				"LOG4J_FILENAME_"+(rv=appender.substring(0,pipe)),
-				root + appender.substring(pipe+1) + ".log");
-			return rv;
-		} else {
-			System.setProperty(
-				"LOG4J_FILENAME_"+appender,
-				root + appender + ".log");
-			return appender;
-		}
-		
+	public String setAppender(String appender) throws IOException {
+		String filename;
+		int i=0;
+		File f;
+		while((f=new File(filename=String.format(FILE_FORMAT_STR, dir,root, appender, ending,i))).exists()) {
+			++i;
+		};
+		f.createNewFile();
+		System.setProperty(
+			"LOG4J_FILENAME_"+(appender),
+			filename);
+		return appender;
 	}
 
-	public void configure(String props) {
+	public void configure(final String props, final String log_level) throws IOException {
 		String fname;
 		if(new File(fname="etc/"+props).exists()) {
 			org.apache.log4j.PropertyConfigurator.configureAndWatch(fname,60*1000L);
 		} else {
 			URL rsrc = ClassLoader.getSystemResource(props);
-			if(rsrc==null) System.err.println("Neither File: " + fname + " or resource on Classpath " + props + " exist" );
+			if(rsrc==null) {
+				String msg = "Neither File: " + fname + " or resource on Classpath " + props + " exist" ;
+				throw new IOException(msg);
+			}
 			org.apache.log4j.PropertyConfigurator.configure(rsrc);
 		}
+		
 	}
 }
-- 
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