更新gradle
diff --git a/app/build.gradle b/app/build.gradle
index dc77cf8..d919594 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -53,7 +53,8 @@
 
 dependencies {
 //    implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.3.61'
+    implementation group: 'org.jetbrains.kotlin', name: 'kotlin-reflect', version: '1.3.61'
     implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'
     testImplementation 'junit:junit:4.12'
@@ -61,18 +62,18 @@
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
 
 //    compile 'com.alibaba:fastjson:1.1.70.android'
-    compile 'com.google.code.gson:gson:2.8.5'
-    compile 'com.nineoldandroids:parent:2.4.0'
-    compile 'com.squareup.okhttp3:okhttp:3.10.0'
-    compile 'net.java.dev.jna:jna:4.5.0@aar'
-    compile 'com.koushikdutta.async:androidasync:2.2.1'
-    compile group: 'com.android.support', name: 'recyclerview-v7', version: '28.0.0'
-    compile 'org.apache.commons:commons-lang3:3.7'
-    compile 'com.android.support:multidex:1.0.3'
-    compile 'org.jetbrains.kotlin:kotlin-reflect:1.3.41'
-    compile 'org.springframework.android:spring-android-core:1.0.1.RELEASE'
-    compile 'org.apache.httpcomponents:httpcore:4.4.10'
-    compile("com.beust:klaxon:0.30") {
+    implementation 'com.google.code.gson:gson:2.8.6'
+    implementation 'com.nineoldandroids:parent:2.4.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.2.2'
+    implementation 'net.java.dev.jna:jna:5.5.0@aar'
+    implementation 'com.koushikdutta.async:androidasync:2.2.1'
+    implementation group: 'com.android.support', name: 'recyclerview-v7', version: '28.0.0'
+    implementation 'org.apache.commons:commons-lang3:3.9'
+    implementation 'com.android.support:multidex:1.0.3'
+    implementation 'org.jetbrains.kotlin:kotlin-reflect:1.3.61'
+    implementation 'org.springframework.android:spring-android-core:1.0.1.RELEASE'
+    implementation 'org.apache.httpcomponents:httpcore:4.4.13'
+    implementation("com.beust:klaxon:0.30") {
         exclude group: 'org.jetbrains'
     }
     compile files('libs/zxinglibsl.jar')