Build war with Gradle and debug using Intellij

Select Run -> Edit Configurations…

Edit Configurations

Press the “+”, choose Tomcat Server -> Local

Local Tomcat Server

Enter configuration Name and add Run Gradle task

Run Gradle task

Add following Gradle configuration

Gradle task configuration

In Deploy tab, select add External Source…

Deploy External Source

Select artifact to deploy from PROJECT_DIR/build/libs/MyProject.war and apply changes

Select artifact to deploy

Debug application

Execute debug