Fix link to Java field (#4360)

Author: vmishenev

dokka-subprojects/plugin-base/src/main/kotlin/org/jetbrains/dokka/base/resolvers/external/javadoc/JavadocExternalLocationProvider.kt

@@ -51,10 +51,12 @@ public open class JavadocExternalLocationProvider(
     }
 
     protected open fun anchorPart(callable: Callable): String {
-        return callable.name +
-                "${brackets.first()}" +
-                callable.params.joinToString(separator) { it.toJavadocURL() } +
-                "${brackets.last()}"
+        return if (callable.isProperty)
+            callable.name
+        else
+            callable.name + "${brackets.first()}" +
+                    callable.params.joinToString(separator) { it.toJavadocURL() } +
+                    "${brackets.last()}"
     }
 
     private fun TypeReference.toJavadocURL(): String {

dokka-subprojects/plugin-base/src/test/kotlin/locationProvider/JavadocExternalLocationProviderTest.kt

@@ -141,4 +141,24 @@ class JavadocExternalLocationProviderTest : BaseAbstractTest() {
             locationProvider.resolve(dri)
         )
     }
+
+    @Test
+    fun `#3351 link to Java field`() {
+        val locationProvider = getTestLocationProvider()
+        val dri = DRI(
+            packageName = "java.io",
+            classNames = "Reader",
+            callable = Callable(
+                name = "lock",
+                params = emptyList(),
+                isProperty = true
+            ),
+            target = PointingToDeclaration
+        )
+
+        assertEquals(
+            "https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html#lock",
+            locationProvider.resolve(dri)
+        )
+    }
 }