question: the `` move '' and `` copy '' operation object must contain a `` from '' member , which is a string containing a json pointer value that references the location in the target document to move the value from . concode_field_sep String op concode_elem_sep String path concode_elem_sep String from concode_elem_sep String value concode_field_sep PatchOperation withPath concode_elem_sep void setOp concode_elem_sep void setOp concode_elem_sep PatchOperation withOp concode_elem_sep PatchOperation withOp concode_elem_sep void setPath concode_elem_sep String getOp concode_elem_sep String getValue concode_elem_sep PatchOperation withValue concode_elem_sep int hashCode concode_elem_sep void setValue concode_elem_sep PatchOperation withFrom concode_elem_sep boolean equals concode_elem_sep String getPath concode_elem_sep PatchOperation clone concode_elem_sep String toString concode_elem_sep String getFrom
target: void function ( String arg0 ) { this . from = arg0 ; }