Merge "sonar design for error-handling"

diff --combined src/main/java/com/att/nsa/dmaapMMAgent/MirrorMakerAgent.java
index 341e6bd,bd2a2a5..d217f27
--- 1/src/main/java/com/att/nsa/dmaapMMAgent/MirrorMakerAgent.java
--- 2/src/main/java/com/att/nsa/dmaapMMAgent/MirrorMakerAgent.java
+++ b/src/main/java/com/att/nsa/dmaapMMAgent/MirrorMakerAgent.java
@@@ -102,7 -102,7 +102,7 @@@ public class MirrorMakerAgent 
                                try {
                                        input.close();
                                } catch (IOException e) {
 -                                      logger.error("IOException" + e);
 +                                      logger.error(" IOException occers " + e);
                                }
                        }
                }
@@@ -166,7 -166,7 +166,7 @@@
                                prop.store(out, "");
  
                        } catch (Exception e) {
-                               e.printStackTrace();
+                               logger.error("Exception at checkPropertiesFile " +e);
                        }
                } finally {
                        if (input != null) {
@@@ -380,7 -380,7 +380,7 @@@
                        }
                }
                logger.info("Adding new MirrorMaker:" + newMirrorMaker.name);
-               if (!exists && mirrorMakers != null) {
+               if (exists == false && mirrorMakers != null) {
                        mirrorMakers.getListMirrorMaker().add(newMirrorMaker);
                } else if (exists == false && mirrorMakers == null) {
                        mirrorMakers = new ListMirrorMaker();
@@@ -492,7 -492,6 +492,7 @@@
                                                out.close();
                                        } catch (IOException e) {
                                                e.printStackTrace();
 +                                              logger.error("IOException occered " + e);
                                        }
                                }
                        }