From 1b01d43a6134fec71b26ffc9b60a88498d1bd09e Mon Sep 17 00:00:00 2001
From: Peter Hormanns <peter.hormanns@jalin.de>
Date: Tue, 17 Jun 2014 15:35:31 +0200
Subject: [PATCH] print members of map in defined order

---
 .../de/hsadmin/jscli/json/JSONFormatter.java  | 22 ++++++++++---------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/hsarjcli/src/de/hsadmin/jscli/json/JSONFormatter.java b/hsarjcli/src/de/hsadmin/jscli/json/JSONFormatter.java
index 3b77639..3fa2711 100644
--- a/hsarjcli/src/de/hsadmin/jscli/json/JSONFormatter.java
+++ b/hsarjcli/src/de/hsadmin/jscli/json/JSONFormatter.java
@@ -1,14 +1,15 @@
 package de.hsadmin.jscli.json;
 
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 public class JSONFormatter {
 	
 	private int indent = 1;
 
-	public String format(Object object) {
+	public String format(final Object object) {
 		if (object == null) return "";
 		if (object instanceof List<?>) {
 			return formatList((List<?>) object);
@@ -25,14 +26,15 @@ public class JSONFormatter {
 		return "an instance of " + object.getClass().getCanonicalName();
 	}
 
-	public String formatMap(Map<?, ?> map) {
-		StringBuffer result = new StringBuffer();
+	public String formatMap(final Map<?, ?> map) {
+		final StringBuffer result = new StringBuffer();
 		result.append('{');
 		incr();
 		result.append(newline());
-		StringBuffer formattedMap = new StringBuffer();
-		Set<?> keySet = map.keySet();
-		for (Object key : keySet) {
+		final StringBuffer formattedMap = new StringBuffer();
+		final List<String> listOfKeys = Arrays.asList(map.keySet().toArray(new String[] {}));
+		Collections.sort(listOfKeys);
+		for (final Object key : listOfKeys) {
 			if (formattedMap.length() > 0) {
 				formattedMap.append(',');
 				formattedMap.append(newline());
@@ -48,15 +50,15 @@ public class JSONFormatter {
 		return result.toString();
 	}
 	
-	public String formatString(String str) {
+	public String formatString(final String str) {
 		return "'" + str + "'";
 	}
 	
-	public String formatList(List<?> list) {
+	public String formatList(final List<?> list) {
 		return formatArr(list.toArray());
 	}
 	
-	public String formatArr(Object[] arr) {
+	public String formatArr(final Object[] arr) {
 		StringBuffer result = new StringBuffer();
 		result.append('[');
 		incr();