add generated srcjar example for intellij validation
diff --git a/examples/dagger/BUILD b/examples/dagger/BUILD
index 38ea9bf..36685f7 100644
--- a/examples/dagger/BUILD
+++ b/examples/dagger/BUILD
@@ -36,10 +36,33 @@
     exported_plugins = ["dagger_plugin"]
 )
 
+# Generate a srcjar to validate intellij plugin correctly attaches it.
+genrule(
+    name = "tea_lib_src",
+    tools = ["@local_jdk//:jdk"],
+    cmd = """
+cat << EOF > TeaPot.kt
+package tea
+
+object TeaPot {
+    fun isEmpty() = true
+}
+EOF
+external/local_jdk/bin/jar -cf $@ TeaPot.kt
+""",
+    outs = ["donkey.srcjar"]
+)
+
+kt_jvm_library(
+    name = "tea_lib",
+    srcs = [":tea_lib_src"]
+)
+
 kt_jvm_library(
     name = "coffee_lib",
     srcs = glob(["src/**"]),
     deps = [
+        ":tea_lib",
         ":dagger_lib",
         "//third_party:kotlinx_coroutines"
     ],
diff --git a/examples/dagger/src/coffee/CoffeeApp.kt b/examples/dagger/src/coffee/CoffeeApp.kt
index 5af91b6..ab08a5c 100644
--- a/examples/dagger/src/coffee/CoffeeApp.kt
+++ b/examples/dagger/src/coffee/CoffeeApp.kt
@@ -18,6 +18,7 @@
 import dagger.Component
 import kotlinx.coroutines.experimental.runBlocking
 import javax.inject.Singleton
+import tea.TeaPot
 
 class CoffeeApp {
     @Singleton
@@ -29,9 +30,11 @@
     companion object {
         @JvmStatic
         fun main(args: Array<String>) {
-            val coffeeShop = DaggerCoffeeApp_CoffeeShop.builder().build()
-            runBlocking {
-                coffeeShop.maker().brew()
+            if(TeaPot.isEmpty()) {
+                val coffeeShop = DaggerCoffeeApp_CoffeeShop.builder().build()
+                runBlocking {
+                    coffeeShop.maker().brew()
+                }
             }
         }
     }