feat: change base64 format with no_wrap (#12)

---------

Co-authored-by: xiaoweii <xiaoweii@amazom.com>

Author: zhu-xiaowei

clickstream/src/main/java/software/aws/solution/clickstream/client/AutoRecordEventClient.java

@@ -120,6 +120,7 @@ private void checkAppVersionUpdate() {
                     this.clickstreamContext.getAnalyticsClient().createEvent(Event.PresetEvent.APP_UPDATE);
                 event.addAttribute(Event.ReservedAttribute.PREVIOUS_APP_VERSION, previousAppVersion);
                 this.clickstreamContext.getAnalyticsClient().recordEvent(event);
+                clickstreamContext.getSystem().getPreferences().putString("appVersion", currentVersion);
             }
         } else {
             clickstreamContext.getSystem().getPreferences()
@@ -139,6 +140,7 @@ private void checkOSVersionUpdate() {
                     this.clickstreamContext.getAnalyticsClient().createEvent(Event.PresetEvent.OS_UPDATE);
                 event.addAttribute(Event.ReservedAttribute.PREVIOUS_OS_VERSION, previousOSVersion);
                 this.clickstreamContext.getAnalyticsClient().recordEvent(event);
+                clickstreamContext.getSystem().getPreferences().putString("osVersion", currentOSVersion);
             }
         } else {
             clickstreamContext.getSystem().getPreferences()

clickstream/src/main/java/software/aws/solution/clickstream/client/util/StringUtil.java

@@ -57,7 +57,7 @@ public static String compressForGzip(String ungzipStr) {
             LOG.error("IOException occur when compressForGzip.");
         }
         if (encode != null) {
-            return Base64.encodeToString(encode, Base64.DEFAULT);
+            return Base64.encodeToString(encode, Base64.NO_WRAP);
         } else {
             LOG.error("compressForGzip fail.");
             return null;

clickstream/src/test/java/software/aws/solution/clickstream/util/StringUtilTest.java

@@ -134,4 +134,19 @@ public void clipStringForAppendEllipses() {
         assertTrue(StringUtil.clipString("abcdefgh", 5, true).endsWith("..."));
         assertFalse(StringUtil.clipString("abcdefgh", 10, true).endsWith("..."));
     }
+
+    /**
+     * test validate gzip with no wrap.
+     */
+    @Test
+    public void validateGzipWithNoWrap() {
+        String str = "abcdeabcde";
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < 100; i++) {
+            sb.append(str);
+        }
+        String gzippedStr = StringUtil.compressForGzip(sb.toString());
+        assert gzippedStr != null;
+        assertFalse(gzippedStr.contains("\n"));
+    }
 }

gradle.properties

@@ -12,7 +12,7 @@ org.gradle.jvmargs=-Xmx4g
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 org.gradle.parallel=true
 
-VERSION_NAME=0.4.0
+VERSION_NAME=0.4.1
 
 POM_GROUP=software.aws.solution
 POM_ARTIFACT_ID=clickstream