Swagger Codegen 3.0.0-rc1 has been released!

Thanks to Swagger Codegen community for contributions and feedbacks for v3.0.0.

We've been working on several issues and improvements, still there is a lot to do so we hope continue getting help from community.

General enhancements & bug fixes:

• Migrate guava logic to java 8 (#7766)
• cannot generated JAVA client from valid YAML file (#8028)
• [swagger-codegen-cli] build failure could not resolve dependencies (#7483)
• Build and swagger-codegen-cli.jar execution issues (#7509)
• Nested objects are not typified as before (#7523)
• [JAVA] Cannot Use Custom Templates (#7721)
• server-code generation always failing due to missing //model.mustache (#7622)
• [HTML] Can't generate static HTML (#7819)
• Error in template file separators on Windows (#7832)
• "swagger-codegen-cli.jar meta" "can't load template codegen/pom.mustache" (#7845)
• Nested array data type missing import and fails in build (#7812)
• Server Stub support (#7776)
• [JAVA] schemas with array types are not generated in 3.0.0 (#7713)
• [3.0.0] running in docker needs some love (#7678)
• Implement template versioning. (#7634)
• [JAVA] Array of Strings as requestBody of a POST request in OAS3 (#7592)
• NullPointerException - processOperation, because default tag is created (#7524)
• Provider io.swagger.codegen.languages.java.JavaClientCodegen not found with maven plugin ver 3.0.0-rc0 (#7518)
• [Java] Array of enum does not generate correctly in 3.0.0 (#7377)
• [Java] petstore.yaml does not generate valid Java code in 3.0.0 branch (#7376)
• Generate all java & jaxrs examples (#7970)
• [Java] Missing import of class OrderEnum when using nested Array in spec. (#7918)
• jaxrs-cxf-client - Generate error in @apiresponse when the response class is not specified (#7853)
• System properties removed swagger-codegen-generators issues #27
• Added custom arguments for command options swagger-codegen-generators pr 17
• having multiple responses in OpenAPI-3.0.0 schema cause faulty generated code swagger-codegen-generators issue #3
• [JAVA] duplicates fields in the generated code swagger-codegen-generators issue #9
• Build fails because 3.0.0-SNAPSHOT is not deployed to maven repo swagger-codegen-generators issue #12
• NullPointerException with composed-schema containing oneOf in the components swagger-codegen-generators issue #15
• collection-fomat query param template rendering failed for retrofit 1 & 2 swagger-codegen-generators issue #20
• SNAPSHOT not uploaded to https://oss.sonatype.org/content/repositories/snapshots/io/swagger/swagger-codegen-generators/? swagger-codegen-generators issue #23
• CI: integration test problems with latest build swagger-codegen-generators issue #31
• Problem with custom delimiters migration swagger-codegen-generators issue #33
• Model properties are duplicated at every level of the hierarchy swagger-codegen-generators issue #37
• Handle value set with setters the same way than with the additionalProperties map swagger-codegen-generators issue #55
• Java: Object instead of Model Type for Schema in requestBody swagger-codegen-generators issue #60
• form parameters are not included on generation swagger-codegen-generators issue #63
• Migrate: typescript-angular swagger-codegen-generators issue #70

New migrated languages with OAS 3 support:

• html
• php
• jaxrs-cxf-client
• jaxrs-cxf
• jaxrs-cxf-cdi
• jaxrs-spec
• jaxrs-jersey
• jaxrs-resteasy-eap
• jaxrs-resteasy
• kotlin-client
• kotlin-server
• spring
• swift3
• swift4
• typescript-angular

Known Limitations

• Templates convertion from mustache to handelbars seems to be complicated process.
• There is a circular depedency with swagger-codegen and swagger-codegen-generator.
• Custom templates are not being properly loaded on Windows.