Fix for issue #5460 (#5778)

* Fix issue 5460

* Handling only first and last double quote to support example with double quote in the middle

* Fix proposed by @ePaul

* Add comments to explain de fixStringModel function. Add an enum model called PetStatus that test this scenario. Update sample only for JavaPlayFramework generator

modules/swagger-codegen/src/main/java/io/swagger/codegen/InlineModelResolver.java

@@ -161,7 +161,7 @@ public class InlineModelResolver {
 
                     Map<String, Property> properties = m.getProperties();
                     flattenProperties(properties, modelName);
-
+                    fixStringModel(m);
                 } else if (model instanceof ArrayModel) {
                     ArrayModel m = (ArrayModel) model;
                     Property inner = m.getItems();
@@ -191,6 +191,21 @@ public class InlineModelResolver {
         }
     }
 
+    /**
+     * This function fix models that are string (mostly enum). Before this fix, the example
+     * would look something like that in the doc: "\"example from def\""
+     * @param m Model implementation
+     */
+    private void fixStringModel(ModelImpl m) {
+        if (m.getType() != null && m.getType().equals("string") && m.getExample() != null) {
+            String example = m.getExample().toString();
+            if (example.substring(0, 1).equals("\"") &&
+                    example.substring(example.length() - 1).equals("\"")) {
+                m.setExample(example.substring(1, example.length() - 1));
+            }
+        }
+    }
+
     private String resolveModelName(String title, String key) {
         if (title == null) {
             return uniqueName(key);

modules/swagger-codegen/src/test/resources/2_0/petstore.yaml

@@ -701,6 +701,15 @@ definitions:
         type: string
       message:
         type: string
+  PetStatus:
+    type: string
+    enum:
+      - Healthy
+      - Sick
+      - Quarantined
+      - InPetsHeaven
+    description: "Pet's status"
+    example: Healthy
 externalDocs:
   description: Find out more about Swagger
   url: 'http://swagger.io'

samples/server/petstore/java-play-framework/app/apimodels/PetStatus.java

@@ -0,0 +1,43 @@
+package apimodels;
+
+import java.util.Objects;
+import javax.validation.constraints.*;
+import com.fasterxml.jackson.annotation.*;
+import com.fasterxml.jackson.annotation.JsonCreator;
+
+/**
+ * Pet's status
+ */
+public enum PetStatus {
+  
+  HEALTHY("Healthy"),
+  
+  SICK("Sick"),
+  
+  QUARANTINED("Quarantined"),
+  
+  INPETSHEAVEN("InPetsHeaven");
+
+  private String value;
+
+  PetStatus(String value) {
+    this.value = value;
+  }
+
+  @Override
+  @JsonValue
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  @JsonCreator
+  public static PetStatus fromValue(String text) {
+    for (PetStatus b : PetStatus.values()) {
+      if (String.valueOf(b.value).equals(text)) {
+        return b;
+      }
+    }
+    return null;
+  }
+}
+

samples/server/petstore/java-play-framework/public/swagger.json

@@ -900,12 +900,13 @@
         }
       },
       "title" : "An uploaded response",
-      "description" : "Describes the result of uploading an image resource",
-      "example" : {
-        "code" : 0,
-        "type" : "aeiou",
-        "message" : "aeiou"
-      }
+      "description" : "Describes the result of uploading an image resource"
+    },
+    "PetStatus" : {
+      "type" : "string",
+      "description" : "Pet's status",
+      "example" : "Healthy",
+      "enum" : [ "Healthy", "Sick", "Quarantined", "InPetsHeaven" ]
     }
   },
   "externalDocs" : {