title: How to resolve duplicate class error in gradle build?
body: <p>I have tried to use ibm tone analyzer api for my project, but if I include the dependency I get this error:</p>
  
  <blockquote>
    <p>Duplicate class javax.annotation.CheckForNull found in modules
    annotations-3.0.1.jar (com.google.code.findbugs:annotations:3.0.1) and
    jsr305-3.0.2.jar (com.google.code.findbugs:jsr305:3.0.2) Duplicate
    class javax.annotation.CheckForSigned found in modules
    annotations-3.0.1.jar (com.google.code.findbugs:annotations:3.0.1) and
    jsr305-3.0.2.jar (com.google.code.findbugs:jsr305:3.0.2)</p>
  </blockquote>
  
  <p>I have tried to delete testing dependencies, but still won't work, please help</p>
  
  <p>App File:</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      configurations.all{
  
              resolutionStrategy.cacheChangingModulesFor 0, 'seconds'
  
      }
      compileSdkVersion 28
      defaultConfig {
          applicationId "com.example.loginapp"
          minSdkVersion 22
          targetSdkVersion 28
          versionCode 1
          versionName "1.0"
  
      }
      buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
          }
      }
  }
  
  dependencies {
  
      implementation fileTree(dir: 'libs', include: ['*.jar'])
  
      //noinspection GradleCompatible
      implementation 'com.android.support:appcompat-v7:28.0.0'
      implementation 'com.android.support.constraint:constraint-layout:1.1.3'
      compile 'com.ibm.watson:tone-analyzer:7.0.0'
      androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
          exclude group: 'com.android.support', module: 'support-annotations'
          exclude module: 'jsr305:3.0.2'
  
      })
      implementation 'com.google.firebase:firebase-auth:16.2.1'
  
  }
  // Add the following line to the bottom of the file:
  apply plugin: 'com.google.gms.google-services'  // Google Play services Gradle plugin
  
  </code></pre>
  
  <p>Gradle Build file:</p>
  
  <pre><code>// Top-level build file where you can add configuration options common to all sub-projects/modules.
  
  buildscript {
      repositories {
          google()
          jcenter()
  
  
      }
      dependencies {
          classpath 'com.android.tools.build:gradle:3.4.0'
          classpath 'com.google.gms:google-services:4.2.0'
          // NOTE: Do not place your application dependencies here; they belong
          // in the individual module build.gradle files
      }
  }
  
  allprojects {
  
      repositories {
  
          maven {
              url  "https://dl.bintray.com/ibm-cloud-sdks/ibm-cloud-sdk-repo"
          }
  
          google()
          jcenter()
  
      }
  }
  
  task clean(type: Delete) {
      delete rootProject.buildDir
  }
  </code></pre>