Web??????WSDL

1
Web??????WSDL

• ???
• ???????
• 2006-05

2
????

• WSDL????
• WSDL?????
• WSDL???
• WSDL?????
• --?? ?? ???? ?? ??
• WSDL??4???????
• WSDL??4???????

3
????

• Web??????WSDL(Web Services Description
  Language)?????????????Webb??????????
• 1999?HP(??)????????Web????,eSpeak??????????
• 2000?6?Microsoft???Web????,?Web????.NET???????
• ?Microsoft?SDL(Service Description
  Language?SCL(SOAP Contract Language)?IBM?NASSL(Net
  work Accessible Service Specification
  Language)????????,???WSDL????SCL??XML?????????????
  ,NASSL????????????
• 2000?9?25?IBM?Microsoft?Ariba??WSDL1.0?2001?3?15?,
  ?????WSDL1.1??W3C?Note?WSDL1.1?????http//www.w3.o
  rg/TR/wsdl?2002?7?9???WSDL1.2,2003?11?10???WSDL2.0
  ?

4

• WSDL??web?????????
• ???????
• ????????(??)
• ???????
• ?????????????????
• ???????
• ????????????,?URL?

5

• Web??????(Web Services Description Language
  WSDL)?Web Services?????????
• WSDL??????Internet????????????????????????,???????
  ????
• WSDL????????,?????????????,????????????????

6
??????
WSDL2JAVA
JAVA2WSDL
UDDI
???(?)
??
?????
Content
?????
???AJAX
???
??
???(??)
??

• ???????????
• ???????????

??
7
SOAP RPC

• SOAP????
• ltsoapenvelopegt
• ltsoapbodygt
• ltmyMethodgt
• ltxgt5lt/xgt
• lt/myMethodgt
• lt/soapbodygt
• lt/soapenvelopegt

8
????
WSDL2JAVA
XML2JAVA
????CONTEXT
Class Operation
XML Message
XML Message
SOAP??
SOAP??
???
HTTP
HTTP
9
WSDL??

• WSDL?XML???????,??????????????????????????
• ???????????????????????????????,??????????????
• ??????????????
• ?????????????
• ?????????????????????????????????
• ?????????????????????,???????????

10
?????????????

• ??????????????????,
• type???message?portType?
• types??????????????????
• message????XML ??????????????message
  ?????????????????
• portType??????Web?????????????????????????XML???

11
?????????????

• ?????????????????????????????WSDL???
• ?binding?services?
• binding ????????????????????????????
• service???????????port??????????????????binding
  ???????

12

• WSDL???XML??,??Web Services?????????????,?????????
  ??????????????????????????????
• WSDL?????????????????/??????????,?????????????????
  ???,?????????????????
• ??????,?????????????????
• ?WSDL???,???????SOAP?????HTTP GET/POST??????MIME??
  ???Web Services??????

13
WSDL??

• ?? Web ???????????
• ????????????????????????????????????

14
????

• wsdl http//schemas.xmlsoap.org/wsdl/
• soap http//schemas.xmlsoap.org/wsdl/soap/
• http http//schemas.xmlsoap.org/wsdl/http/
• mime http//schemas.xmlsoap.org/wsdl/mime/
• soapenc http//schemas.xmlsoap.org/soap/encoding/
• soapenv http//schemas.xmlsoap.org/soap/envelope/
• xsi http//www.w3.org/2000/10/XMLSchema-instance
• xsd http//www.w3.org/2000/10/XMLSchema

15
WSDL????

• ltwsdldefinitions name"nmtoken"?
  targetNamespace"uri"?gt
• ltimport namespace"uri" location"uri"/gt
• ltwsdltypesgt ? lt/wsdltypesgt
• ltwsdlmessage namenmtokengt
• lt/wsdlmessagegt
• ltwsdlportType name"nmtoken"gt
• lt/wsdlportTypegt
• ltwsdlbinding name"nmtoken" type"qname"gt
• lt/wsdlbindinggt
• ltwsdlservice name"nmtoken"gtlt/wsdlservice
  gt
• lt/wsdldefinitionsgt

16
types??

• ltwsdltypesgt ?
• ltwsdldocumentation .... /gt?
• ltxsdschema .... /gt
• lt-- extensibility element --gt
• lt/wsdltypesgt

17
message??

• ltwsdlmessage name"nmtoken"gt
• ltwsdldocumentation .... /gt?
• ltpart name"nmtoken"
• element"qname"? type"qname"?/gt
• lt/wsdlmessagegt

18
portType??

• ltwsdlportType name"nmtoken"gt
• ltwsdldocumentation .... /gt?
• ltwsdloperation name"nmtoken"gt
• ltwsdldocumentation .... /gt ?
• ltwsdlinput name"nmtoken"?
  message"qname"gt?
• ltwsdldocumentation .... /gt ?
• lt/wsdlinputgt
• ltwsdloutput name"nmtoken"?
  message"qname"gt?
• ltwsdldocumentation .... /gt ?
• lt/wsdloutputgt
• ltwsdlfault name"nmtoken" message"qname"gt
  
• ltwsdldocumentation .... /gt ?
• lt/wsdlfaultgt
• lt/wsdloperationgt
• lt/wsdlportTypegt

19
binding??

• ltwsdlbinding name"nmtoken" type"qname"gt
• ltwsdldocumentation .... /gt?
• lt-- extensibility element --gt
• ltwsdloperation name"nmtoken"gt
• ltwsdldocumentation .... /gt ?
• lt-- extensibility element --gt
• ltwsdlinputgt ?
• ltwsdldocumentation .... /gt ?
• lt-- extensibility element --gt
• lt/wsdlinputgt
• ltwsdloutputgt ?
• ltwsdldocumentation .... /gt ?
• lt-- extensibility element --gt
• lt/wsdloutputgt
• ltwsdlfault name"nmtoken"gt
• ltwsdldocumentation .... /gt ?
• lt-- extensibility element --gt
• lt/wsdlfaultgt
• lt/wsdloperationgt

20
service??

• ltwsdlservice name"nmtoken"gt
• ltwsdldocumentation .... /gt?
• ltwsdlport name"nmtoken" binding"qname"gt
• ltwsdldocumentation .... /gt ?
• lt-- extensibility element --gt
• lt/wsdlportgt
• lt-- extensibility element --gt
• lt/wsdlservicegt

21
??

• types????????????????????????????(interoperability
  )??????(neutrality),WSDL??XML Schema
  DataTypes,??XSD????????,????????????
• ltdefinitions .... gt
• lttypesgt
• ltxsdschema .... /gt
• lt/typesgt
• lt/definitionsgt

22
??XSD??????????

• ????(element)??,??????(attribute)??
• ?????????????????????????
• ??????SoapArray ??,???ArrayOfXXX????????
• ??XSD????xsdanyType?

23

• lttypesgt
• ltschemagt
• ltelement name"PO" type"tnsPOType"/gt
• ltcomplexType name"POType"gt
• ltelement name"id" type"string/gt
• ltelement name"name"
  type"string"/gt
• ltelement name"items"gt
• ltcomplexTypegt
• ltelement name"item"
  type"tnsItem" minOccurs"0
• maxOccurs"unbounde
  d"/gt
• lt/complexTypegt
• lt/elementgt
• lt/complexTypegt
• ltcomplexType name"Item"gt
• ltelement name"quantity"
  type"int"/gt
• ltelement name"product"
  type"string"/gt
• lt/complexTypegt
• ltelement name"Customer"
  type"tnsCustomerType"/gt
• ltcomplexType name"CustomerType"gt

24
??

• ??????????(part)???????????????????????????????
• ????????
• ltdefinitions .... gt
• ltmessage name"nmtoken"gt
• ltpart name"nmtoken"
• element"qname"? type"qname"?/gt
• lt/messagegt
• lt/definitionsgt
• ??(message)name???????????
• ????????????,???????part???

25
????

• ltmessage name"PO"gt
• ltpart name"po" element"tnsPO"/gt
• ltpart name"customer" element"tnsCustomer"/gt
  
• lt/messagegt
• ltmessage name"P1"gt
• ltpart nameaddress" typeXSDstring"/gt
• lt/messagegt
• ltmessage name"P2"gt
• ltpart name"composite" type"tnsComposite"/gt
• lt/messagegt

26

• s?(s,"definition\")
• ?WSDL???,???????????,?
• ?x??(s,"message")
• (?y??(s,"message","name",s(x,"name"))?xy)
• ??????,???????????,?
• ?x??(s,"message")
• ?y??(x,"message\part")
• (?z??(x,"message\part","name",s(y,"name"))
• ?yz)

27

• ??????????????WSDL??????????
• element??QName????XSD??,?
• ?x??(s, "message\part")
• (s(x,"element")??
• ??!y??(s,"types\schema\element")
• ?s(x,"element")s(y,"name")))
• type??QName???XSD simpleType(????)?XSD
  complexType (????),?
• ?x??(s,"message\part")
• (s(x,"type")??
• ?s(x,"type")?XSDtypes)
• ??y??(s,"types\schema\complexType")
• (s(x,"type")s(y,"name"))
• ??y??(s,"types\schema\simpleType")
• (s(x,"type")s(y,"name")))

28
??????

• ???????????????????????????
• ltwsdldefinitions .... gt
• ltwsdlportType name"nmtoken"gt
• ltwsdloperation name"nmtoken"gt
• ltwsdlinput name"nmtoken"?
  message"qname"/gt
• ltwsdloutput name"nmtoken"?
  message"qname"/gt
• ltwsdlfault name"nmtoken"
  message"qname"/gt
• lt/wsdloperationgt
• lt/wsdlportType gt
• lt/wsdldefinitionsgt
• ???????name??????????,?????name?????????

29

• s?(s,"definition\")
• ???????????,?
• ?x??(s,"portType")
• (?y??(s,"portType","name",s(x,"name"))
• ?xy)
• ????????,?????????,?
• ?x??(s,"portType")
• ?y??(x,"portType\operation")
• (?z??(x,"portType\operation","name",s(y,"name"
  ))
• ?yz)

30

• ?????????,????????,????????
• ?x??(s,"portType\operation")
• (?y??(s,"portType\operation","name",s(x,"name"))
  ?xy)
• ???input?output?fault???message????????,?WSDL?mess
  age????,?
• ?x??(s,"portType\operation\input")
• ?y??(s,"message")(s(x,"message")s(y,"name"))
  
• ?x??(s,"portType\ operation\output")
• ? y??(s,"message")(s(x,"message")s(y,"name"))
• ?x??(s,"portType\ operation\fault")
• ? y??(s,"message")(s(x,"message")s(y, "name"))

31
??

• WSDL??4???????,????????
• ??(One-way)??????????
• ????(Request-response)????????????,????????
• ????(Solicit-response)????????????,????????
• ??(Notification)?????????????
• ???????????message?????

32
????

• ??????
• ltwsdldefinitions .... gt
• ltwsdlportType .... gt
• ltwsdloperation name"nmtoken"gt
• ltwsdlinput name"nmtoken"?
  message"qname"/gt
• lt/wsdloperationgt
• lt/wsdlportType gt
• lt/wsdldefinitionsgt
• input??????????????????

33
??????

• ????????
• ltwsdldefinitions .... gt
• ltwsdlportType .... gt
• ltwsdloperation name"nmtoken"
• parameterOrder"nmtokens"gt
• ltwsdlinput name"nmtoken"?
  message"qname"/gt
• ltwsdloutput name"nmtoken"?
  message"qname"/gt
• ltwsdlfault name"nmtoken"
  message"qname"/gt
• lt/wsdloperationgt
• lt/wsdlportType gt
• lt/wsdldefinitionsgt

34
??????

• ????????
• ltwsdldefinitions .... gt
• ltwsdlportType .... gt
• ltwsdloperation name"nmtoken"
• parameterOrder"nmtokens"gt
  
• ltwsdloutput name"nmtoken"?
  message"qname"/gt
• ltwsdlinput name"nmtoken"?
  message"qname"/gt
• ltwsdlfault name"nmtoken"
  message"qname"/gt
• lt/wsdloperationgt
• lt/wsdlportType gt
• lt/wsdldefinitionsgt

35
????

• ??????
• ltwsdldefinitions .... gt
• ltwsdlportType .... gt
• ltwsdloperation name"nmtoken"gt
• ltwsdloutput name"nmtoken"?
• message"qname"/gt
• lt/wsdloperationgt
• lt/wsdlportType gt
• lt/wsdldefinitionsgt

36
????????

• ??????????????name??,?????????????
• ?????????????????name??,?????????
• ???Request/Responese/Solicit?
• ??????????????????parameterOrder??????????????????
  ????????????? ?

37
??

• ??????
• ltwsdldefinitions .... gt
• ltwsdlbinding name"nmtoken" type"qname"gt
• lt-- extensibility element (1) --gt
• ltwsdloperation name"nmtoken"gt
• lt-- extensibility element (2) --gt
• ltwsdlinput name"nmtoken"? gt ?
• lt-- extensibility element (3) --gt
• lt/wsdlinputgt
• ltwsdloutput name"nmtoken"? gt ?
• lt-- extensibility element (4) --gt
  
• lt/wsdloutputgt
• ltwsdlfault name"nmtoken"gt
• lt-- extensibility element (5) --gt
  
• lt/wsdlfaultgt
• lt/wsdloperationgt
• lt/wsdlbindinggt
• lt/wsdldefinitionsgt

38
???????

• ????(port)?????????????????????????????
• ltwsdldefinitions .... gt
• ltwsdlservice .... gt
• ltwsdlport name"nmtoken"
  binding"qname"gt
• lt-- extensibility element (1) --gt
• lt/wsdlportgt
• lt/wsdlservicegt
• lt/wsdldefinitionsgt
• ?WSDL?????,?????name????????

39
??

• ?????????,??????
• ltwsdldefinitions .... gt
• ltwsdlservice name"nmtoken"gt
• ltwsdlport ..../gt
• lt/wsdlservicegt
• lt/wsdldefinitionsgt
• ?WSDL???,???name????????

40

• ???????????????
• ????????????,???????????????????????????
• ??????????????????????,?????????????,?????????????
  ????WSDL????????????????
• ???????????????????????WSDL???????????????????????
  ??????????

41
SOAP??

• ltbindinggt
• ltsoapbinding style"rpcdocument"
  transport"uri"gt
• ltoperationgt
• ltsoapoperation soapAction"uri"?
  style"rpcdocument"?gt?
• ltinputgt
• ltsoapbody parts"nmtokens"?
  use"literalencoded"
• encodingStyle"uri-list"
  ? namespace"uri"?gt
• ltsoapheader element"qname"
  fault"qname"?gt
• lt/inputgt
• ltoutputgt
• ltsoapbody parts"nmtokens"?
  use"literalencoded"
• encodingStyle"uri-list"
  ? namespace"uri"?gt
• ltsoapheader element"qname"
  fault"qname"?gt
• lt/outputgt
• ltfaultgt
• ltsoapfault name"nmtoken"
  use"literalencoded"
• encodingStyle"uri-list
  "? namespace"uri"?gt
• lt/faultgt
• lt/operationgt

42
soapbinding??

• SOAPbinding????WSDL?????SOAP????,??????SOAP??????
  ??
• ltdefinitions .... gt
• ltbinding .... gt
• ltsoapbinding transport"uri"?
• style"rpcdocument"?gt
• lt/bindinggt
• lt/definitionsgt
• style???????????????style???????
• transport??????,?????????????SOAP??????????URI?htt
  p//schemas.xmlsoap.org/soap/http
  ???????SOAP???HTTP??????

43
soapoperation

• ltdefinitions .... gt
• ltbinding .... gt
• ltoperation .... gt
• ltsoapoperation soapAction"uri"?
• style"rpcdocument"?gt?
• lt/operationgt
• lt/bindinggt
• lt/definitionsgt

44
soapbody

• ltdefinitions .... gt
• ltbinding .... gt
• ltoperation .... gt
• ltinputgt
• ltsoapbody parts"nmtokens"?
  use"literalencoded"?
• encodingStyle"uri-list"?
  
• namespace"uri"?gt
• lt/inputgt
• ltoutputgt
• ltsoapbody parts"nmtokens"?
  use"literalencoded"?
• encodingStyle"uri-list"?
  namespace"uri"?gt
• lt/outputgt
• lt/operationgt
• lt/bindinggt
• lt/definitionsgt

45
soapfault

• ltdefinitions .... gt
• ltbinding .... gt
• ltoperation .... gt
• ltfaultgt
• ltsoapfault name"nmtoken"
• use"literalencoded"
• encodingStyle"uri-list"?
  
• namespace"uri"?gt
• lt/faultgt
• lt/operationgt
• lt/bindinggt
• lt/definitionsgt

46
soapheader?soapheaderfault

• ltdefinitions .... gt
• ltbinding .... gt
• ltoperation .... gt
• ltinputgt
• ltsoapheader message"qname"
  part"nmtoken" use"literalencoded"
• encodingStyle"uri-list"
  ? namespace"uri"?gt
• ltsoapheaderfault message"qname"
  part"nmtoken" use"literalencoded"
• encodingStyle"uri-list"
  ? namespace"uri"?/gt
• ltsoapheadergt
  
• lt/inputgt
• ltoutputgt
• ltsoapheader message"qname"
  part"nmtoken" use"literalencoded"
• encodingStyle"uri-lis
  t"? namespace"uri"?gt
• ltsoapheaderfault
  message"qname" part"nmtoken" use"literalencode
  d"
• encodingStyle"uri-lis
  t"? namespace"uri"?/gt
• ltsoapheadergt
  
• lt/outputgt
• lt/operationgt
• lt/bindinggt

47
soapaddress

• ltdefinitions .... gt
• ltport .... gt
• ltsoapaddress location"uri"/gt
• lt/portgt
• lt/definitionsgt

48
portType?binding?port

• ??portType??????bindng
• ??binding??????port

portType
49
??????

• 1.rpc/encoded
• 2.rpc/literal
• 3.document/encoded
• 4.document/literal

50
??

• public class myServices
• public void myMethod (int x)
• return

51
rpc/encoded??

• WSDL????
• ltmessage name"myMethodRequest"gt
• ltpart name"x" type"xsdint"/gt
• lt/messagegt
• ltmessage name"empty"/gt
• ltportType name"PT"gt
• ltoperation name"myMethod"gt
• ltinput message"myMethodRequest"/gt
• ltoutput message"empty"/gt
• lt/operationgt
• lt/portTypegt

52
rpc/encoded??

• SOAP????
• ltsoapenvelopegt
• ltsoapbodygt
• ltmyMethodgt
• ltx xsitype"xsdint"gt5lt/xgt
• lt/myMethodgt
• lt/soapbodygt
• lt/soapenvelopegt

53
2 rpc/literal??

• WSDL????
• ltmessage name"myMethodRequest"gt
• ltpart name"x" type"xsdint"/gt
• lt/messagegt
• ltmessage name"empty"/gt
• ltportType name"PT"gt
• ltoperation name"myMethod"gt
• ltinput message"myMethodRequest"/gt
• ltoutput message"empty"/gt
• lt/operationgt
• lt/portTypegt

54
2 rpc/literal??

• SOAP????
• ltsoapenvelopegt
• ltsoapbodygt
• ltmyMethodgt
• ltxgt5lt/xgt
• lt/myMethodgt
• lt/soapbodygt
• lt/soapenvelopegt

55
3 document /encoded

• WSDL????
• lttypesgt
• ltschemagt
• ltelement name"xElement" type"xsdint"/gt
• lt/schemagt
• lt/typesgt
• ltmessage name"myMethodRequest"gt
• ltpart name"x" element"xElement"/gt
• lt/messagegt
• ltmessage name"empty"/gt
• ltportType name"PT"gt
• ltoperation name"myMethod"gt
• ltinput message"myMethodRequest"/gt
• ltoutput message"empty"/gt
• lt/operationgt
• lt/portTypegt

56
3 document /encoded

• SOAP????
• ltsoapenvelopegt
• ltsoapbodygt
• ltxElement xsitype"xsdint
  "gt5lt/xElementgt
• lt/soapbodygt
• lt/soapenvelopegt

57
4.document /literal

• WSDL????
• lttypegt
• ltschemagt
• ltelement name"xElement" type"xsdint"/gt
• lt/schemagt
• lt/typesgt
• ltmessage name"myMethodRequest"gt
• ltpart name"x" element"xElement"/gt
• lt/messagegt
• ltmessage name"empty"/gt
• ltportType name"PT"gt
• ltoperation name"myMethod"gt
• ltinput message"myMethodRequest"/gt
• ltoutput message"empty"/gt
• lt/operationgt
• lt/portTypegt

58
4.document /literal

• SOAP????
• ltsoapenvelopegt
• ltsoapbodygt
• ltxElementgt5lt/xElementgt
• lt/soapbodygt
• lt/soapenvelopegt

59
5 document / literal-wrap

• ltmessage name"myMethodRequest"gt
• ltpart name"
• parameters" element" myMethod"/gt
• lt/messagegt
• ltmessage name"empty"/gt
• ltportType name"PT"gt
• ltoperation name"myMethod"gt
• ltinput message"myMethodRequest"/gt
• ltoutput message"empty"/gt
• lt/operationgt
• lt/portTypegt

• WSDL??
• lttypesgt
• ltschemagt
• ltelement name"myMethod"/gt
• ltcomplexTypegt
• ltsequencegt
• ltelement name"x"
  type"xsdint"/gt
• lt/sequencegt
• lt/complexTypegt
• lt/elementgt
• lt/schemagt
• lt/typesgt

60
5 document / literal-wrap

• SOAP??
• ltsoapenvelopegt
• ltsoapbodygt
• ltmyMethodgt
• ltxgt5lt/xgt
• lt/myMethodgt
• lt/soapbodygt
• lt/soapenvelopegt