fix multiple instances of mFingerprintIdentify

Sergei Yeryomin · Sergei Yeryomin · commit f2198208e157 · 2018-02-19T12:38:58.000+02:00
diff --git a/android/src/main/java/com/hieuvp/fingerprint/ReactNativeFingerprintScannerModule.java b/android/src/main/java/com/hieuvp/fingerprint/ReactNativeFingerprintScannerModule.java
@@ -41,6 +41,9 @@ public void onHostDestroy() {
     }
 
     private FingerprintIdentify getFingerprintIdentify() {
+        if (mFingerprintIdentify != null) {
+            return mFingerprintIdentify;
+        }
         mReactContext.addLifecycleEventListener(this);
         mFingerprintIdentify = new FingerprintIdentify(getCurrentActivity(),
                 new FingerprintIdentifyExceptionListener() {

Original file line number	Diff line number	Diff line change
`@@ -41,6 +41,9 @@ public void onHostDestroy() {`
`41`	`41`	`}`
`42`	`42`
`43`	`43`	`private FingerprintIdentify getFingerprintIdentify() {`
	`44`	`+ if (mFingerprintIdentify != null) {`
	`45`	`+ return mFingerprintIdentify;`
	`46`	`+ }`
`44`	`47`	`mReactContext.addLifecycleEventListener(this);`
`45`	`48`	`mFingerprintIdentify = new FingerprintIdentify(getCurrentActivity(),`
`46`	`49`	`new FingerprintIdentifyExceptionListener() {`