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Refactor reading of possibly-unthawable types

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This commit is contained in:
Peter Taoussanis 2015-05-29 14:20:14 +07:00
parent 53714cc192
commit 2b19f8eab5
1 changed files with 31 additions and 25 deletions
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56
src/taoensso/nippy.clj
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@ -490,21 +490,40 @@
id-reader
(let [edn (read-utf8 in)]
(try (edn/read-string {:readers *data-readers*} edn)
(catch Exception e {:nippy/unthawable edn
:type :reader
:throwable e})))
(try
(edn/read-string {:readers *data-readers*} edn)
(catch Exception e
{:type :reader
:throwable e
:nippy/unthawable edn})))
id-serializable
(let [class-name (read-utf8 in)]
(try (let [;; .readObject _before_ Class/forName: it'll always read
;; all data before throwing
object (.readObject (ObjectInputStream. in))
^Class class (Class/forName class-name)]
(cast class object))
(catch Exception e {:nippy/unthawable class-name
:type :serializable
:throwable e})))
(try
(let [content (.readObject (ObjectInputStream. in))]
(try
(let [class (Class/forName class-name)]
(cast class content))
(catch Exception e
{:type :serializable
:throwable e
:nippy/unthawable {:class-name class-name :content content}})))
(catch Exception e
{:type :serializable
:throwable e
:nippy/unthawable {:class-name class-name :content nil}})))
id-record
(let [class-name (read-utf8 in)
content (thaw-from-in in)]
(try
(let [class (Class/forName class-name)
method (.getMethod class "create" class-method-sig)]
(.invoke method class (into-array Object [content])))
(catch Exception e
{:type :record
:throwable e
:nippy/unthawable {:class-name class-name :content content}})))
id-bytes (read-bytes in)
id-nil nil
@ -553,19 +572,6 @@
id-ratio (/ (bigint (read-biginteger in))
(bigint (read-biginteger in)))
id-record
(let [class-name (read-utf8 in)
content (thaw-from-in in)]
(try
(let [class (Class/forName class-name)
method (.getMethod class "create" class-method-sig)]
(.invoke method class (into-array Object [content])))
(catch Exception e
{:nippy/unthawable class-name
:type :record
:content content
:throwable e})))
id-date (Date. (.readLong in))
id-uuid (UUID. (.readLong in) (.readLong in))