Potential JShell use case

gistfile1.txt

-> /resolve com.fasterxml.jackson.core:jackson-databind:2.8.7
|  Path /Users/sam/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.8.7/jackson-databind-2.8.7.jar added to classpath
|  Path /Users/sam/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.8.0/jackson-annotations-2.8.0.jar added to classpath
|  Path /Users/sam/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.8.7/jackson-core-2.8.7.jar added to classpath

-> var mf = new com.fasterxml.jackson.databind.MappingJsonFactory()
|  Added variable mf of type com.fasterxml.jackson.databind.MappingJsonFactory with initial value com.fasterxml.jackson.databind.MappingJsonFactory@1a482e36

-> var jp = mf.createJsonParser("{\"foo\":\"bar\"}")
|  Added variable jp of type com.fasterxml.jackson.core.JsonParser with initial value com.fasterxml.jackson.core.json.ReaderBasedJsonParser@689604d9

-> var tree = jp.readValueAsTree()
|  Added variable tree of type com.fasterxml.jackson.core.TreeNode with initial value {"foo":"bar"}

-> tree.get("foo")
|  Expression value is: "bar"
|    assigned to temporary variable $4 of type com.fasterxml.jackson.core.TreeNode