Re: [Springframework-developer] Multipart File Handling

[<jue...@we...>]

SGkgQWxlZiwNCiANCkEgUHJvcGVydHlFZGl0b3Igd2lsbCBhbHdheXMgc3RhcnQgd2l0aCBhIFN0
cmluZyBhbmQgY29udmVydCBpdCB0byBzb21lIG90aGVyIHR5cGUsIGluIHRoZSB3ZWIgY2FzZSBh
cHBsaWVkIHRvIFNlcnZsZXRSZXF1ZXN0J3MgZ2V0UGFyYW1ldGVyIHZhbHVlcy4gSGVyZSB3ZSBn
b3QgTXVsdGlwYXJ0RmlsZSBpbnN0YW5jZXMsIHJldHJpZXZhYmxlIHZpYSBNdWx0aXBhcnRTZXJ2
bGV0UmVxdWVzdCdzIGdldEZpbGUoU3RyaW5nIG5hbWUpIG1ldGhvZDogbm8gU3RyaW5ncyBpbiB0
aGUgZmlyc3QgcGxhY2UsIHRodXMgdGhlIFByb3BlcnR5RWRpdG9yIG1lY2hhbmlzbSBpcyBub3Qg
YXBwbGljYWJsZS4NCiANCldlIGNvdWxkIHBvc3NpYmx5IGFkZCBhIHNwZWNpYWwgY2hlY2sgdG8g
U2VydmxldFJlcXVlc3REYXRhQmluZGVyLCBiaW5kaW5nIE11bHRpcGFydEZpbGUgaW5zdGFuY2Vz
IHRvIHJlc3BlY3RpdmUgY29tbWFuZCBiZWFuIGZpZWxkcyBvZiB0aGUgc2FtZSB0eXBlIGluIHRo
ZSBjYXNlIG9mIGEgbXVsdGlwYXJ0IHJlcXVlc3QuIFRoYXQgd291bGQgd29yayB3aXRoIGFueSBN
dWx0aXBhcnRSZXNvbHZlciBpbXBsZW1lbnRhdGlvbiwgYXMgaXQgY291bGQgdXNlIHRoZSBzYW1l
IEFQSSBhcyBtYW51YWwgZmlsZSB1cGxvYWQgaGFuZGxpbmcgY29kZSB0aGF0IGNhc3RzIHRvIE11
bHRpcGFydFNlcnZsZXRSZXF1ZXN0Lg0KIA0KRGVmaW5pdGVseSBhIGZlYXR1cmUgd29ydGggY29u
c2lkZXJpbmchDQogDQpKdWVyZ2VuDQogDQogDQoNCgktLS0tLVVyc3Byw7xuZ2xpY2hlIE5hY2hy
aWNodC0tLS0tIA0KCVZvbjogQWxlZiBBcmVuZHNlbiAoSlRlYW0pIFttYWlsdG86YWxlZkBqdGVh
bS5ubF0gDQoJR2VzZW5kZXQ6IFNvIDI4LjA5LjIwMDMgMTQ6MDQgDQoJQW46IGrDvHJnZW4gaMO2
bGxlciBbd2VyazNBVF07ICdUcmV2b3IgQ29vayc7ICdTcHJpbmcgRGV2ZWxvcGVycycgDQoJQ2M6
IA0KCUJldHJlZmY6IFJFOiBbU3ByaW5nZnJhbWV3b3JrLWRldmVsb3Blcl0gTXVsdGlwYXJ0IEZp
bGUgSGFuZGxpbmcNCgkNCgkNCg0KCVdpbGwgdGhlcmUgYmUgYSB3YXkgLSB1c2luZyB0aGlzIHNv
bHV0aW9uIC0gdG8gYmluZCB0aGUgZmlsZSB1c2luZyBhIHByb3BlcnR5ZWRpdG9yIChvciBzb21l
dGhpbmcgZWxzZSBtYXliZSksIGp1c3QgYXMgYW55IG90aGVyIGNvbW1hbmQgb2JqZWN0IGlzIGZp
bGxlZCB3aXRoIHBhcmFtZXRlcnMgZnJvbSB0aGUgcmVxdWVzdC4gRm9yIGNvbnNpc3RlbmN5LCBJ
IHRoaW5rIHRoYXQncyBwcmV0dHkgaW1wb3J0YW50IHRvIGJlIGNvbnNpc3RlbnQuDQoJDQoJRnVy
dGhlcm1vcmUgSSB0aGluayBpdCdzIHByZXR0eSBjb29sIGlmIHRoZSBmaWxldXBsb2FkIGNvdWxk
IGJlIGZpeGVkIGJlZm9yZSB0aGUgMS4wIHJlbGVhc2UhIEdvb2QgdGhpbmchDQoJDQoJQWxlZg0K
CQ0KCQ0KCS0tLS0tT29yc3Byb25rZWxpamsgYmVyaWNodC0tLS0tDQoJVmFuOiBzcHJpbmdmcmFt
ZXdvcmstZGV2ZWxvcGVyLWFkbWluQGxpc3RzLnNvdXJjZWZvcmdlLm5ldCBbbWFpbHRvOnNwcmlu
Z2ZyYW1ld29yay1kZXZlbG9wZXItYWRtaW5AbGlzdHMuc291cmNlZm9yZ2UubmV0XSBOYW1lbnMg
asO8cmdlbiBow7ZsbGVyIFt3ZXJrM0FUXQ0KCVZlcnpvbmRlbjogU3VuZGF5LCBTZXB0ZW1iZXIg
MjgsIDIwMDMgMTI6MzMgUE0NCglBYW46IFRyZXZvciBDb29rOyBTcHJpbmcgRGV2ZWxvcGVycw0K
CU9uZGVyd2VycDogUmU6IFtTcHJpbmdmcmFtZXdvcmstZGV2ZWxvcGVyXSBNdWx0aXBhcnQgRmls
ZSBIYW5kbGluZw0KCQ0KCQ0KCUhpIFRyZXZvciwNCgkNCglBIE11bHRpcGFydFJlc29sdmVyIGlu
dGVyZmFjZSB3aXRoIGltcGxlbWVudGF0aW9ucyBmb3IgQ29tbW9ucyBGaWxlVXBsb2FkIGFuZCBD
T1MgaXMgZmluZSB3aXRoIG1lIC0gaXQganVzdCBoYWRuJ3QgaGlnaCBwcmlvcml0eSBzaW5jZSBJ
IHByb3Bvc2VkIGl0IGhhbGYgYSB5ZWFyIGFnby4gQXMgSSBzdGlsbCBoYXZlIGEgcHJldHR5IGNs
ZWFyIHBpY3R1cmUgb2YgdGhlIGlzc3VlcywgSSdsbCBiZSBoYXBweSB0byByZXZpZXcgeW91ciBj
b2RlIG9uY2UgeW91J3ZlIGNoZWNrZWQgaXQgaW4uIEFzIHRoaXMgc2hvdWxkIGJlIHByZXR0eSBz
dHJhaWdodGZvcndhcmQsIGxldCdzIHRyeSB0byBpbmNsdWRlIHRoaXMgYWxyZWFkeSBpbiAxLjAg
TTIgLSBhdCBsZWFzdCB3aXRoIGEgQ29tbW9ucyBGaWxlVXBsb2FkIGltcGxlbWVudGF0aW9uLg0K
CQ0KCUJUVywgaW4gY29udHJhc3QgdG8gQ09TLCBDb21tb25zIEZpbGVVcGxvYWQgZG9lc24ndCBw
cm92aWRlIGEgU2VydmxldCAyLjMgZmlsdGVyIGFueXdheS4gVGhpcyBtZWFucyB0aGF0IHRoZXJl
IHdvdWxkIGJlIHNvbWUgaW5mcmFzdHJ1Y3R1cmUgY29kZSB0byB3cml0ZSBmb3IgdGhhdCB1c2Ug
Y2FzZSB0b28sIGV2ZW4gd2hlbiB1c2luZyBzdGFuZGFyZCBmaWx0ZXJzLiBBIHNpbXBsZSBidXQg
Y29udmVuaWVudCBTcHJpbmcgc29sdXRpb24gd291bGQgZGVmaW5pdGVseSBiZSBhIGdvb2QgdGhp
bmcuDQoJDQoJSnVlcmdlbg0KCQ0KCQ0KCQ0KCQ0KCSAgICAgICAgLS0tLS1VcnNwcsO8bmdsaWNo
ZSBOYWNocmljaHQtLS0tLQ0KCSAgICAgICAgVm9uOiBUcmV2b3IgQ29vayBbbWFpbHRvOnByaXNl
MDNAc2VudGV4Lm5ldF0NCgkgICAgICAgIEdlc2VuZGV0OiBTYSAyNy4wOS4yMDAzIDE5OjM1DQoJ
ICAgICAgICBBbjogU3ByaW5nIERldmVsb3BlcnMNCgkgICAgICAgIENjOg0KCSAgICAgICAgQmV0
cmVmZjogW1tXMy1TUEFNXV0gLSBbU3ByaW5nZnJhbWV3b3JrLWRldmVsb3Blcl0gTXVsdGlwYXJ0
IEZpbGUgSGFuZGxpbmcgLSBFbWFpbCBmb3VuZCBpbiBzdWJqZWN0DQoJICAgICAgIA0KCSAgICAg
ICANCgkNCgkgICAgICAgIEZpcnN0IHNvbWUgaGlzdG9yeToNCgkgICAgICAgIGh0dHA6Ly9zb3Vy
Y2Vmb3JnZS5uZXQvbWFpbGFyY2hpdmUvbWVzc2FnZS5waHA/bXNnX2lkPTM4OTEyNzkNCgkgICAg
ICAgIGh0dHA6Ly9zb3VyY2Vmb3JnZS5uZXQvbWFpbGFyY2hpdmUvbWVzc2FnZS5waHA/bXNnX2lk
PTUxNzUyNzYNCgkgICAgICAgIGh0dHA6Ly9zb3VyY2Vmb3JnZS5uZXQvbWFpbGFyY2hpdmUvZm9y
dW0ucGhwP3RocmVhZF9pZD0zMTI1NTYxJmZvcnVtX2lkPTMwMjgNCgkgICAgICAgIDcNCgkgICAg
ICAgIGh0dHA6Ly9zb3VyY2Vmb3JnZS5uZXQvbWFpbGFyY2hpdmUvbWVzc2FnZS5waHA/bXNnX2lk
PTYwNjIyODgNCgkgICAgICAgDQoJICAgICAgICBUbyBhZGRyZXNzIGEgZmV3IHRoaW5ncyBKdWVy
Z2VuIG1lbnRpb25lZCBwcmV2aW91c2x5Lg0KCSAgICAgICANCgkgICAgICAgID4+IGEgbGVzcyBp
bnRydXNpdmUgd2F5IHdvdWxkIGJlIHRvIHdyYXAgdGhlIEh0dHBTZXJ2bGV0UmVxdWVzdCB2aWEg
YSBmaWx0ZXINCgkgICAgICAgIEkgcGVyc29uYWxseSBkb24ndCBsaWtlIHRoZSBmaWx0ZXIgYXBw
cm9hY2gsIGF0IGxlYXN0IGZvciB0aGUgZnJhbWV3b3JrLiAgSXQNCgkgICAgICAgIHJlcXVpcmVz
IGFkZGl0aW9uYWwgc2V0dXAgZm9yIHRoZSB1c2VyIChpbiB0aGUgd2ViLnhtbCBmaWxlKSBhbmQg
bWlnaHQgYmUNCgkgICAgICAgIGxlc3MgdW5kZXJzdGFuZGFibGUgc2luY2Ugb3VyIG5vcm1hbCBz
dHJhdGVneSBzbyBmYXIgaGFzIGJlZW4gd2l0aCByZXNvbHZlcnMNCgkgICAgICAgIGluc2lkZSB0
aGUgc2VydmxldC4NCgkgICAgICAgDQoJICAgICAgICA+PndlIHdvdWxkIG5lZWQgdG8gZmluZCBj
b25jcmV0ZSByZXF1aXJlbWVudHMgZm9yIHRoaXMNCgkgICAgICAgIFdlIGhhdmUgbnVtZXJvdXMg
dXNlcyBmb3IgZmlsZSB1cGxvYWQgaGFuZGxpbmcuICBXZSBoYXZlIGEgcHVibGljIHBob3RvDQoJ
ICAgICAgICBjb250ZXN0IHdoZXJlIHVzZXJzIGNhbiB1cGxvYWQgZm90b3MuICBXZSBoYXZlIHNw
ZWNpYWwgYWNjZXNzIGZvciBzdXBwbGllcnMNCgkgICAgICAgIHRvIHVwbG9hZCBwcm9kdWN0IGZp
bGVzIChjc3YpIHdoaWNoIHdlIHRoZW4gYWRkIGluIHRvIG91ciBvcmRlcmluZyBzeXN0ZW0uDQoJ
ICAgICAgICBGaW5hbGx5LCB3ZSBoYXZlIGEgd2ViIGFkbWluaXN0cmF0aW9uIGludGVyZmFjZSB3
aGljaCBhbGxvd3Mgb3VyIGNsaWVudCB0bw0KCSAgICAgICAgdXBsb2FkIGZpbGVzIHRvIHRoZSB3
ZWJzaXRlIHNvIHRoZXkgY2FuIGJlIGRvd25sb2FkZWQuICBJIHRoaW5rIHRoYXQNCgkgICAgICAg
IGluY2x1ZGluZyB0aGlzIHN1cHBvcnQgKG11bHRpcGFydCBoYW5kbGluZykgaXMgYSBuby1icmFp
bmVyLg0KCSAgICAgICANCgkgICAgICAgIEJhc2ljYWxseSwgSSBoYXZlIHVzZWQgQ09TIGV4Y2x1
c2l2ZWx5IGluIG91ciBwcm9qZWN0cywgYnV0IEkgZG9uJ3QgdGhpbmsNCgkgICAgICAgIHRoYXQn
cyBlYXN5IGZvciBTcHJpbmcgdG8gdXNlIChkdWUgdG8gdGhlIGxpY2Vuc2luZykuICBJIHdvdWxk
IHNpbXBseSBjb2RlDQoJICAgICAgICB0aGlzIGFjY29yZGluZyB0byBTcHJpbmcgbm9ybXMgdXNp
bmcgYW4gaW50ZXJmYWNlIGFuZCBhIGRlZmF1bHQgdmVyc2lvbg0KCSAgICAgICAgdXNpbmcgQ29t
bW9ucyBGaWxlVXBsb2FkLiAgTGF0ZXIsIGlmIHNvbWVib2R5IHdhbnRzIHRvIGNyZWF0ZSBhIGNv
cyB2ZXJzaW9uDQoJICAgICAgICB3ZSBjYW4gKGJ1dCB0byBiZSBob25lc3QsIGlmIHdlIGhhdmUg
YSB3b3JraW5nLCBpbnRlZ3JhdGVkIHNvbHV0aW9uIEknbSBub3QNCgkgICAgICAgIHN1cmUgdGhh
dCBpcyBuZWNlc3NhcnkgLSBhdCBsZWFzdCBub3QgaW4gdGhlIFNwcmluZyBmcmFtZXdvcmspLiAg
QmFzaWNhbGx5LA0KCSAgICAgICAgcHJvdmlkZSBob29rcyBhbmQgYSBkZWZhdWx0IGltcGxlbWVu
dGF0aW9uLCBhbmQgYWxsb3cgdXNlcnMgdG8gYWRvcHQgYXMNCgkgICAgICAgIG5lY2Vzc2FyeS4N
CgkgICAgICAgDQoJICAgICAgICBJbiBvdXIgcHJvamVjdCB3ZSBoYWQgbW9kaWZpZWQgdGhlIEFi
c3RyYWN0Q29udHJvbGxlciBhbmQgcHV0IHRoZSBjb2RlIGludG8NCgkgICAgICAgIGl0IHRvIGhh
bmRsZSB0aGUgbXVsdGlwYXJ0IHByb2Nlc3NpbmcsIHJldHVybmluZyBhIHdyYXBwZWQNCgkgICAg
ICAgIEh0dHBTZXJ2bGV0UmVxdWVzdCB0aHJvdWdoIHRoZSBoYW5kbGVycy4gIFRoaXMgaXMgdmVy
eSBzaW1pbGlhciB0byBKdWVyZ2VuJ3MNCgkgICAgICAgIG91dGxpbmUgKGh0dHA6Ly9zb3VyY2Vm
b3JnZS5uZXQvbWFpbGFyY2hpdmUvbWVzc2FnZS5waHA/bXNnX2lkPTM4OTEyNzkpLg0KCSAgICAg
ICANCgkgICAgICAgIFNpbmNlIHdlIGFyZSBtaWdyYXRpbmcgdG8gdGhlIGN1cnJlbnQgU3ByaW5n
IGNvZGViYXNlLCBJIG5lZWQgdG8gbW92ZSBvdXINCgkgICAgICAgIG11bHRpcGFydCBoYW5kbGlu
ZyBjb2RlLiAgVGhlIG1haW4gcXVlc3Rpb24gaXMgd2hldGhlciB3ZSBrZWVwIGl0DQoJICAgICAg
ICBpbnRlcm5hbGx5LCBvciBwbGFjZSBpdCBpbnRvIFNwcmluZy4gIEkgcHJvcG9zZSBtb2RpZnlp
bmcNCgkgICAgICAgIG9yZy5zcHJpbmdmcmFtZXdvcmsud2ViLnNlcnZsZXQuRGlzcGF0Y2hlclNl
cnZsZXQgdG8gaGF2ZSBhDQoJICAgICAgICAiTXVsdGlwYXJ0UmVzb2x2ZXIiLiAgSW4gdGhlIERp
c3BhdGNoZXJTZXJ2bGV0LCB0aGUgcmVzb2x2ZXIgd291bGQgYmUgY2FsbGVkDQoJICAgICAgICB0
byB3cmFwIHRoZSByZXF1ZXN0IGluIGRvU2VydmljZSBpbW1lZGlhdGVseSBiZWZvcmUgZ2V0SGFu
ZGxlcihyZXF1ZXN0KSAtDQoJICAgICAgICBjdXJyZW50bHkgbGluZSAzNTEsIGFuZCB0aGVuIGNh
bGxlZCB0byBkbyBhbnkgY2xlYW51cCBpbW1lZGlhdGVseSBiZWZvcmUNCgkgICAgICAgIGV4aXRp
bmcgdGhlIGRvU2VydmljZSBtZXRob2QuDQoJICAgICAgIA0KCSAgICAgICAgSSBoYXZlIGFib3V0
IDIvMyBvZiB0aGUgY29kZSBhbHJlYWR5IHdyaXR0ZW4sIGFuZCBJIHdpbGwgYmUgd3JpdGluZyB0
aGUgcmVzdA0KCSAgICAgICAgYmV0d2VlbiBub3cgYW5kIE1vbmRheS4gIERvZXMgdGhpcyBzdHJh
dGVneSBzb3VuZCBhcHByb3ByaWF0ZSBmb3IgU3ByaW5nDQoJICAgICAgICAobWVhbmluZyBzaG91
bGQgSSBjb21taXQgaXQgdG8gdGhlIFNwcmluZyBjb2RlYmFzZSkgd2hlbiBpdCdzIGZpbmlzaGVk
Pw0KCSAgICAgICANCgkgICAgICAgIFRyZXZvciBELiBDb29rDQoJICAgICAgICBJbnRlcnByaXNl
IFNvZnR3YXJlDQoJICAgICAgIA0KCSAgICAgICANCgkgICAgICAgDQoJICAgICAgICAtLS0tLS0t
LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tDQoJICAgICAg
ICBUaGlzIHNmLm5ldCBlbWFpbCBpcyBzcG9uc29yZWQgYnk6VGhpbmtHZWVrDQoJICAgICAgICBX
ZWxjb21lIHRvIGdlZWsgaGVhdmVuLg0KCSAgICAgICAgaHR0cDovL3RoaW5rZ2Vlay5jb20vc2YN
CgkgICAgICAgIF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f
DQoJICAgICAgICBTcHJpbmdmcmFtZXdvcmstZGV2ZWxvcGVyIG1haWxpbmcgbGlzdA0KCSAgICAg
ICAgU3ByaW5nZnJhbWV3b3JrLWRldmVsb3BlckBsaXN0cy5zb3VyY2Vmb3JnZS5uZXQNCgkgICAg
ICAgIGh0dHBzOi8vbGlzdHMuc291cmNlZm9yZ2UubmV0L2xpc3RzL2xpc3RpbmZvL3NwcmluZ2Zy
YW1ld29yay1kZXZlbG9wZXINCgkgICAgICAgDQoJDQoJThggWHUpGVkgZyAXICBIekdKIGpn7qK5
eu29ie23mXjLpiBHIMuycSB6IG0/WCAoHn56dyBYIGLLnT8gIGpn67CiHXrtvZbtspcNCgkNCgkN
Cg0K