Merge branch 'master' into remove-deprecations-5.0

* master: (71 commits)
  [PS] check if JSON properties is defined (#6419)
  Add C++ UE4  client generator (#6399)
  Add a link to the article in dev.to (#6421)
  typescript-axios anytype is not defined (#6335)
  [Java][jersey2] Make (de)serialization work for oneOf models, add convenience and comparison methods (#6323)
  Migrate OCaml petstore to use OAS v3 spec (#6348)
  [Python-experimental] Fix type error if oneof/anyof child schema is null type (#6387)
  [Python-server] Fix blueplanet 'file not found' error  (#6411)
  [nodejs] Fix deprecation notice when running sample nodejs script (#6412)
  [java-jersey2] Conditionally include http signature mustache template (#6413)
  [bug] Fix path provider bug on CI (#6409)
  decomission nodejs server generator (#6406)
  [Java] Generate valid code if no Authentication implementations present (#5788)
  update java jersey2 samples
  [Java] Fix mustache tag in pom template for HTTP signature (#6404)
  [Python-experimental] Rename from_server variable to json_variable_naming (#6390)
  Add a link to medium blog post (#6403)
  Clean up debug in test (#6398)
  readding bin/swift5-petstore-readonlyProperties.json
  remove ./bin/swift5-petstore-readonlyProperties.json
  ...

CI/bitrise.yml

@@ -38,18 +38,7 @@ workflows:
 
             set -e
 
-            sh bin/swift4-all.sh
             sh bin/swift5-all.sh
-    - [email protected]:
-        title: Run Swift4 tests
-        inputs:
-        - content: |
-            #!/usr/bin/env bash
-
-            set -e
-
-            ./samples/client/petstore/swift4/swift4_test_all.sh
-            ./samples/client/test/swift4/swift4_test_all.sh
     - [email protected]:
         title: Run Swift5 tests
         inputs:

CI/samples.ci/client/petstore/java/test-manual/jersey1/ApiClientTest.java

@@ -122,7 +122,6 @@ public void testGetAuthentications() {
         }
     }
 
-    @Ignore("There is no more basic auth in petstore security definitions")
     @Test
     public void testSetUsernameAndPassword() {
         HttpBasicAuth auth = null;

CI/samples.ci/client/petstore/java/test-manual/jersey2/ApiClientTest.java

@@ -122,7 +122,6 @@ public void testGetAuthentications() {
         }
     }
 
-    @Ignore("There is no more basic auth in petstore security definitions")
     @Test
     public void testSetUsernameAndPassword() {
         HttpBasicAuth auth = null;

CI/samples.ci/client/petstore/java/test-manual/okhttp-gson/api/PetApiTest.java

@@ -26,8 +26,10 @@
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.ThreadLocalRandom;
 import java.io.BufferedWriter;
 import java.io.File;
@@ -324,7 +326,7 @@ public void testFindPetsByTags() throws Exception {
 
         api.updatePet(pet);
 
-        List<Pet> pets = api.findPetsByTags(Arrays.asList("friendly"));
+        Set<Pet> pets = api.findPetsByTags(new HashSet<>(Arrays.asList("friendly")));
         assertNotNull(pets);
 
         boolean found = false;
@@ -396,15 +398,15 @@ public void testEqualsAndHashCode() {
         assertTrue(pet1.hashCode() == pet1.hashCode());
 
         pet2.setName("really-happy");
-        pet2.setPhotoUrls(Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2"));
+        pet2.setPhotoUrls(new HashSet<>(Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2")));
         assertFalse(pet1.equals(pet2));
         assertFalse(pet2.equals(pet1));
         assertFalse(pet1.hashCode() == (pet2.hashCode()));
         assertTrue(pet2.equals(pet2));
         assertTrue(pet2.hashCode() == pet2.hashCode());
 
         pet1.setName("really-happy");
-        pet1.setPhotoUrls(Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2"));
+        pet1.setPhotoUrls(new HashSet<>(Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2")));
         assertTrue(pet1.equals(pet2));
         assertTrue(pet2.equals(pet1));
         assertTrue(pet1.hashCode() == pet2.hashCode());
@@ -423,7 +425,7 @@ private Pet createPet() {
 
         pet.setCategory(category);
         pet.setStatus(Pet.StatusEnum.AVAILABLE);
-        List<String> photos = Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2");
+        Set<String> photos = new HashSet<>(Arrays.asList("http://foo.bar.com/1", "http://foo.bar.com/2"));
         pet.setPhotoUrls(photos);
 
         return pet;

CI/samples.ci/client/petstore/java/test-manual/resttemplate/ApiClientTest.java

@@ -128,7 +128,6 @@ public void testGetAuthentications() {
         }
     }
 
-    @Ignore("There is no more basic auth in petstore security definitions")
     @Test
     public void testSetUsernameAndPassword() {
         HttpBasicAuth auth = null;

README.md

@@ -745,7 +745,11 @@ Here are some companies/projects (alphabetical order) using OpenAPI Generator in
 - 2020-03-15 - [Load Testing Your API with Swagger/OpenAPI and k6](https://k6.io/blog/load-testing-your-api-with-swagger-openapi-and-k6)
 - 2020-04-13 - [俺的【OAS】との向き合い方 (爆速でOpenAPIと友達になろう)](https://tech-blog.optim.co.jp/entry/2020/04/13/100000) in [OPTim Blog](https://tech-blog.optim.co.jp/)
 - 2020-04-22 - [Introduction to OpenAPI Generator](https://nordicapis.com/introduction-to-openapi-generator/) by [Kristopher Sandoval](https://nordicapis.com/author/sandovaleffect/) in [Nordic APIs](https://nordicapis.com/)
+- 2020-04-27 - [How we use Open API v3 specification to auto-generate API documentation, code-snippets and clients](https://medium.com/pdf-generator-api/how-we-use-open-api-v3-specification-to-auto-generate-api-documentation-code-snippets-and-clients-d127a3cea784) by [Tanel Tähepõld](https://medium.com/@tanel.tahepold)
 - 2020-05-09 - [OpenAPIでお手軽にモックAPIサーバーを動かす](https://qiita.com/kasa_le/items/97ca6a8dd4605695c25c) by [Sachie Kamba](https://qiita.com/kasa_le)
+- 2020-05-18 - [Spring Boot REST with OpenAPI 3](https://dev.to/alfonzjanfrithz/spring-boot-rest-with-openapi-3-59jm) by [Alfonz Jan Frithz](https://dev.to/alfonzjanfrithz)
+- 2020-05-19 - [Dead Simple APIs with Open API](https://www.youtube.com/watch?v=sIaXmR6xRAw) by [Chris Tankersley](https://github.com/dragonmantank) at [Nexmo](https://developer.nexmo.com/)
+- 2020-05-22 - [TypeScript REST API Client](https://dev.to/unhurried/typescript-rest-api-client-4in3) by ["unhurried"](https://dev.to/unhurried)
 
 ## [6 - About Us](#table-of-contents)
 
@@ -760,6 +764,7 @@ OpenAPI Generator core team members are contributors who have been making signif
 * [@ackintosh](https://github.com/ackintosh) (2018/02) [:heart:](https://www.patreon.com/ackintosh/overview)
 * [@jmini](https://github.com/jmini) (2018/04)  [:heart:](https://www.patreon.com/jmini)
 * [@etherealjoy](https://github.com/etherealjoy) (2019/06)
+* [@spacether](https://github.com/spacether) (2020/05)
 
 :heart: = Link to support the contributor directly
 
@@ -774,6 +779,7 @@ Here is a list of template creators:
    * Bash: @bkryza
    * C: @PowerOfCreation @zhemant [:heart:](https://www.patreon.com/zhemant)
    * C++ REST: @Danielku15
+   * C++ UE4: @Kahncode
    * C# (.NET 2.0): @who
    * C# (.NET Standard 1.3 ): @Gronsak
    * C# (.NET 4.5 refactored): @jimschubert [:heart:](https://www.patreon.com/jimschubert)
@@ -817,6 +823,7 @@ Here is a list of template creators:
    * Perl: @wing328 [:heart:](https://www.patreon.com/wing328)
    * PHP (Guzzle): @baartosz
    * PowerShell: @beatcracker
+   * PowerShell (refactored in 5.0.0): @wing328
    * Python-experimental: @spacether
    * R: @ramnov
    * Ruby (Faraday): @meganemura @dkliban
@@ -885,6 +892,7 @@ Here is a list of template creators:
    * AsciiDoc: @man-at-home
    * HTML Doc 2: @jhitchcock
    * Confluence Wiki: @jhitchcock
+   * PlantUML: @pburls
  * Configuration
    * Apache2: @stkrwork
    * k6: @mostafa
@@ -936,7 +944,7 @@ If you want to join the committee, please kindly apply by sending an email to te
 | C++               | @ravinikam (2017/07) @stkrwork (2017/07) @etherealjoy (2018/02) @martindelille (2018/03) @muttleyxd (2019/08)                                                                                                                     |
 | C#                | @mandrean (2017/08), @jimschubert (2017/09) [:heart:](https://www.patreon.com/jimschubert) @frankyjuang (2019/09) @shibayan (2020/02)                                                                                             |
 | Clojure           |                                                                                                                                                                                                                                   |
-| Dart              | @ircecho (2017/07) @swipesight (2018/09) @jaumard (2018/09) @nickmeinhold (2019/09) @athornz (2019/12) @amondnet (2019/12)                                                                                                        |
+| Dart              | @ircecho (2017/07) @swipesight (2018/09) @jaumard (2018/09) @athornz (2019/12) @amondnet (2019/12)                                                                                                        |
 | Eiffel            | @jvelilla (2017/09)                                                                                                                                                                                                               |
 | Elixir            | @mrmstn (2018/12)                                                                                                                                                                                                                 |
 | Elm               | @eriktim (2018/09)                                                                                                                                                                                                                |
@@ -955,8 +963,8 @@ If you want to join the committee, please kindly apply by sending an email to te
 | OCaml             | @cgensoul (2019/08)                                                                                                                                                                                                               |
 | Perl              | @wing328 (2017/07) [:heart:](https://www.patreon.com/wing328) @yue9944882 (2019/06)                                                                                                                                               |
 | PHP               | @jebentier (2017/07), @dkarlovi (2017/07), @mandrean (2017/08), @jfastnacht (2017/09), @ackintosh (2017/09) [:heart:](https://www.patreon.com/ackintosh/overview), @ybelenko (2018/07), @renepardon (2018/12)                     |
-| PowerShell        |                                                                                                                                                                                                                                   |
-| Python            | @taxpon (2017/07) @frol (2017/07) @mbohlool (2017/07) @cbornet (2017/09) @kenjones-cisco (2017/11) @tomplus (2018/10) @Jyhess (2019/01) @slash-arun (2019/11) @spacether (2019/11)                                                |
+| PowerShell        | @wing328 (2020/05)                                                                                                                                                                                                                                  |
+| Python            | @taxpon (2017/07) @frol (2017/07) @mbohlool (2017/07) @cbornet (2017/09) @kenjones-cisco (2017/11) @tomplus (2018/10) @Jyhess (2019/01) @arun-nalla (2019/11) @spacether (2019/11)                                                |
 | R                 | @Ramanth (2019/07) @saigiridhar21 (2019/07)                                                                                                                                                                                       |
 | Ruby              | @cliffano (2017/07) @zlx (2017/09) @autopp (2019/02)                                                                                                                                                                             |
 | Rust              | @frol (2017/07) @farcaller (2017/08) @bjgill (2017/12) @richardwhiuk (2019/07) @paladinzh (2020/05)                                                                                                                               |

bin/cpp-ue4-petstore.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+
+SCRIPT="$0"
+
+while [ -h "$SCRIPT" ] ; do
+  ls=`ls -ld "$SCRIPT"`
+  link=`expr "$ls" : '.*-> \(.*\)$'`
+  if expr "$link" : '/.*' > /dev/null; then
+    SCRIPT="$link"
+  else
+    SCRIPT=`dirname "$SCRIPT"`/"$link"
+  fi
+done
+
+if [ ! -d "${APP_DIR}" ]; then
+  APP_DIR=`dirname "$SCRIPT"`/..
+  APP_DIR=`cd "${APP_DIR}"; pwd`
+fi
+
+executable="./modules/openapi-generator-cli/target/openapi-generator-cli.jar"
+
+if [ ! -f "$executable" ]
+then
+  mvn clean package
+fi
+
+# if you've executed sbt assembly previously it will use that instead.
+export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+ags="$@ generate -t modules/openapi-generator/src/main/resources/cpp-ue4 -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cpp-ue4 -o samples/client/petstore/cpp-ue4"
+
+java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-client.sh

@@ -27,6 +27,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -t modules/openapi-generator/src/main/resources/erlang-client --additional-properties packageName=petstore -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-client -o samples/client/petstore/erlang-client $@"
+ags="generate -t modules/openapi-generator/src/main/resources/erlang-client --additional-properties packageName=petstore -i modules/openapi-generator/src/test/resources/3_0/petstore.yaml -g erlang-client -o samples/client/petstore/erlang-client $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-proper.sh

@@ -27,6 +27,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -t modules/openapi-generator/src/main/resources/erlang-proper --additional-properties packageName=petstore -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-proper -o samples/client/petstore/erlang-proper $@"
+ags="generate -t modules/openapi-generator/src/main/resources/erlang-proper --additional-properties packageName=petstore -i modules/openapi-generator/src/test/resources/3_0/petstore.yaml -g erlang-proper -o samples/client/petstore/erlang-proper $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-server.sh

@@ -27,6 +27,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -t modules/openapi-generator/src/main/resources/erlang-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-server -o samples/server/petstore/erlang-server $@"
+ags="generate -t modules/openapi-generator/src/main/resources/erlang-server -i modules/openapi-generator/src/test/resources/3_0/petstore.yaml -g erlang-server -o samples/server/petstore/erlang-server $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/nodejs-express-petstore-server.sh

@@ -27,6 +27,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -t modules/openapi-generator/src/main/resources/nodejs-express-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g nodejs-express-server -o samples/server/petstore/nodejs-express-server -Dservice $@"
+ags="generate -t modules/openapi-generator/src/main/resources/nodejs-express-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g nodejs-express-server -o samples/server/petstore/nodejs-express-server $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/ocaml-petstore.sh

@@ -28,7 +28,7 @@ fi
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
-args="generate -t modules/openapi-generator/src/main/resources/ocaml -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g ocaml -o samples/client/petstore/ocaml --additional-properties packageName=petstore_client $@"
+args="generate -t modules/openapi-generator/src/main/resources/ocaml -i modules/openapi-generator/src/test/resources/3_0/petstore.yaml -g ocaml -o samples/client/petstore/ocaml --additional-properties packageName=petstore_client $@"
 
 echo "java ${JAVA_OPTS} -jar ${executable} ${args}"
 java $JAVA_OPTS -jar $executable $args

bin/openapi3/kotlin-client-petstore-all.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+
+./bin/openapi3/kotlin-client-petstore.sh
+./bin/openapi3/kotlin-client-petstore-multiplatform.sh
+./bin/openapi3/kotlin-client-petstore-nullable-required.sh
+./bin/openapi3/kotlin-client-petstore-retrofit2-coroutines.sh
+./bin/openapi3/kotlin-client-petstore-retrofit2-rx.sh
+./bin/openapi3/kotlin-client-petstore-retrofit2-rx2.sh
+

bin/openapi3/kotlin-client-petstore-multiplatform.sh

@@ -25,11 +25,13 @@ then
   mvn clean package
 fi
 
+samplePath="samples/openapi3/client/petstore/kotlin-multiplatform"
+
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -i modules/openapi-generator/src/test/resources/3_0/petstore-with-fake-endpoints-models-for-testing.yaml -t modules/openapi-generator/src/main/resources/kotlin-client -g kotlin --artifact-id kotlin-client-petstore-multiplatform --library multiplatform -o samples/openapi3/client/petstore/kotlin-multiplatform $@"
+ags="generate -i modules/openapi-generator/src/test/resources/3_0/petstore-with-fake-endpoints-models-for-testing.yaml -t modules/openapi-generator/src/main/resources/kotlin-client -g kotlin --artifact-id kotlin-client-petstore-multiplatform --library multiplatform -o $samplePath $@"
 
-echo "Cleaning previously generated files if any from samples/openapi3/client/petstore/kotlin-multiplatform"
-rm -rf samples/openapi3/client/petstore/kotlin-multiplatform
+echo "Cleaning previously generated files if any from $samplePath"
+rm -rf $samplePath
 
 echo "Generating Kotling client..."
 java $JAVA_OPTS -jar $executable $ags

bin/openapi3/kotlin-client-petstore-nullable-required.sh

@@ -25,11 +25,13 @@ then
   mvn clean package
 fi
 
+samplePath="samples/openapi3/client/petstore/kotlin-nullable-required"
+
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -i modules/openapi-generator/src/test/resources/3_0/petstore-with-nullable-required.yaml -t modules/openapi-generator/src/main/resources/kotlin-client -g kotlin --artifact-id kotlin-petstore-nullable-required --additional-properties allowRequiredAsNullable=true -o samples/openapi3/client/petstore/kotlin-nullable-required $@"
+ags="generate -i modules/openapi-generator/src/test/resources/3_0/petstore-with-nullable-required.yaml -t modules/openapi-generator/src/main/resources/kotlin-client -g kotlin --artifact-id kotlin-petstore-nullable-required --additional-properties allowRequiredAsNullable=true -o $samplePath $@"
 
-echo "Cleaning previously generated files if any from samples/openapi3/client/petstore/kotlin-nullable-required"
-rm -rf samples/openapi3/client/petstore/kotlin-nullable-required
+echo "Cleaning previously generated files if any from $samplePath"
+rm -rf $samplePath
 
 echo "Generating Kotling client..."
 java $JAVA_OPTS -jar $executable $ags