apply JAX-RS path regex to params

modules/swagger-jaxrs2/src/main/java/io/swagger/v3/jaxrs2/Reader.java

@@ -639,7 +639,7 @@ public OpenAPI read(Class<?> cls,
                         continue;
                     }
                     setPathItemOperation(pathItemObject, httpMethod, operation);
-
+                    applyPathParamsPatterns(operation, regexMap);
                     paths.addPathItem(operationPath, pathItemObject);
                     if (openAPI.getPaths() != null) {
                         this.paths.putAll(openAPI.getPaths());
@@ -680,6 +680,19 @@ public OpenAPI read(Class<?> cls,
         return openAPI;
     }
 
+    protected void applyPathParamsPatterns(Operation operation, Map<String, String> patternsMap) {
+        if (operation.getParameters() == null) {
+            return;
+        }
+        operation.getParameters().stream()
+                .filter(p -> patternsMap.containsKey(p.getName()))
+                .filter(p -> "path".equals(p.getIn()))
+                .filter(p -> p.getSchema() != null)
+                .filter(p -> StringUtils.isBlank(p.getSchema().getPattern()))
+                .filter(p -> !Parameter.StyleEnum.MATRIX.equals(p.getStyle()))
+                .filter(p -> "string" == p.getSchema().getType() || (p.getSchema().getTypes() != null && p.getSchema().getTypes().contains("string")))
+                .forEach(p -> p.getSchema().setPattern(patternsMap.get(p.getName())));
+    }
     protected Content processContent(Content content, Schema schema, Consumes methodConsumes, Consumes classConsumes) {
         if (content == null) {
             content = new Content();

modules/swagger-jaxrs2/src/test/java/io/swagger/v3/jaxrs2/ReaderTest.java

@@ -66,6 +66,7 @@
 import io.swagger.v3.jaxrs2.resources.Ticket3587Resource;
 import io.swagger.v3.jaxrs2.resources.Ticket3731BisResource;
 import io.swagger.v3.jaxrs2.resources.Ticket3731Resource;
+import io.swagger.v3.jaxrs2.resources.Ticket4412Resource;
 import io.swagger.v3.jaxrs2.resources.UploadResource;
 import io.swagger.v3.jaxrs2.resources.UrlEncodedResourceWithEncodings;
 import io.swagger.v3.jaxrs2.resources.UserAnnotationResource;
@@ -3063,4 +3064,33 @@ public void testResponseReturnType() {
                 "          type: string";
         SerializationMatchers.assertEqualsToYaml(openAPI, yaml);
     }
+
+    @Test
+    public void test4412PathWildcards() {
+        Reader reader = new Reader(new OpenAPI());
+
+        OpenAPI openAPI = reader.read(Ticket4412Resource.class);
+        String yaml = "openapi: 3.0.1\n" +
+                "paths:\n" +
+                "  /test/sws/{var}:\n" +
+                "    get:\n" +
+                "      operationId: getCart\n" +
+                "      parameters:\n" +
+                "      - name: var\n" +
+                "        in: path\n" +
+                "        required: true\n" +
+                "        schema:\n" +
+                "          pattern: .*\n" +
+                "          type: string\n" +
+                "      responses:\n" +
+                "        default:\n" +
+                "          description: default response\n" +
+                "          content:\n" +
+                "            text/xml:\n" +
+                "              schema:\n" +
+                "                type: array\n" +
+                "                items:\n" +
+                "                  type: string";
+        SerializationMatchers.assertEqualsToYaml(openAPI, yaml);
+    }
 }

modules/swagger-jaxrs2/src/test/java/io/swagger/v3/jaxrs2/resources/Ticket4412Resource.java

@@ -0,0 +1,20 @@
+package io.swagger.v3.jaxrs2.resources;
+
+import io.swagger.v3.oas.annotations.Parameter;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import java.util.List;
+
+@Path("/test")
+public class Ticket4412Resource {
+    @Path("/sws/{var:.*}")
+    @GET
+    @Produces(MediaType.TEXT_XML)
+    public List<String> getCart(@PathParam("var") String var) {
+        return null;
+    }
+}