Added the posibility to configure the contextRoot (federecio#56)

* Added the posibility to configure the contextRoot

* Fixed license header

* Compute SwaggerAssetsPath depending on contextRootPrefix

* Updated swagger version and disabled hanging test

* Enabled DefaultServerWithAuthenticationSeleniumTest

* Add ViewBundle diamond reference type

* Clean unused import

Author: eciuca

src/main/java/io/federecio/dropwizard/swagger/SwaggerBundle.java

@@ -35,7 +35,7 @@ public abstract class SwaggerBundle<T extends Configuration>
 
     @Override
     public void initialize(Bootstrap<?> bootstrap) {
-        bootstrap.addBundle(new ViewBundle<>());
+        bootstrap.addBundle(new ViewBundle<Configuration>());
         ModelConverters.getInstance()
                 .addConverter(new ModelResolver(bootstrap.getObjectMapper()));
     }
@@ -67,7 +67,8 @@ public void run(T configuration, Environment environment) throws Exception {
         environment.jersey().register(new SwaggerSerializers());
         environment.jersey().register(new SwaggerResource(
                 configurationHelper.getUrlPattern(),
-                swaggerBundleConfiguration.getSwaggerViewConfiguration()));
+                swaggerBundleConfiguration.getSwaggerViewConfiguration(),
+                swaggerBundleConfiguration.getContextRoot()));
     }
 
     protected abstract SwaggerBundleConfiguration getSwaggerBundleConfiguration(

src/main/java/io/federecio/dropwizard/swagger/SwaggerBundleConfiguration.java

@@ -50,6 +50,7 @@ public class SwaggerBundleConfiguration {
     private SwaggerViewConfiguration swaggerViewConfiguration = new SwaggerViewConfiguration();
     private Boolean prettyPrint = true;
     private String host;
+    private String contextRoot = "/";
     private String[] schemes = new String[] { "http" };
     private Boolean enabled = true;
 
@@ -208,6 +209,16 @@ public void setHost(String host) {
         this.host = host;
     }
 
+    @JsonProperty
+    public String getContextRoot() {
+        return contextRoot;
+    }
+
+    @JsonProperty
+    public void setContextRoot(String contextRoot) {
+        this.contextRoot = contextRoot;
+    }
+
     @JsonProperty
     public String[] getSchemes() {
         return schemes;
@@ -245,7 +256,7 @@ public BeanConfig build(String urlPattern) {
         config.setLicenseUrl(licenseUrl);
         config.setTermsOfServiceUrl(termsOfServiceUrl);
         config.setPrettyPrint(prettyPrint);
-        config.setBasePath(urlPattern);
+        config.setBasePath(("/".equals(contextRoot) ? "" : contextRoot) + urlPattern);
         config.setResourcePackage(resourcePackage);
         config.setSchemes(schemes);
         config.setHost(host);

src/main/java/io/federecio/dropwizard/swagger/SwaggerResource.java

@@ -23,15 +23,23 @@
 @Produces(MediaType.TEXT_HTML)
 public class SwaggerResource {
     private final SwaggerViewConfiguration config;
+    private final String contextRoot;
     private final String urlPattern;
 
     public SwaggerResource(String urlPattern, SwaggerViewConfiguration config) {
         this.urlPattern = urlPattern;
         this.config = config;
+        this.contextRoot = "/";
+    }
+
+    public SwaggerResource(String urlPattern, SwaggerViewConfiguration config, String contextRoot) {
+        this.config = config;
+        this.urlPattern = urlPattern;
+        this.contextRoot = contextRoot;
     }
 
     @GET
     public SwaggerView get() {
-        return new SwaggerView(urlPattern, config);
+        return new SwaggerView(contextRoot, urlPattern, config);
     }
 }

src/main/java/io/federecio/dropwizard/swagger/SwaggerView.java

@@ -33,22 +33,22 @@ public class SwaggerView extends View {
 
     private final SwaggerViewConfiguration viewConfiguration;
 
-    public SwaggerView(@Nonnull final String urlPattern,
-            @Nonnull SwaggerViewConfiguration config) {
+    public SwaggerView(@Nonnull final String contextRoot,
+                       @Nonnull final String urlPattern,
+                       @Nonnull SwaggerViewConfiguration config) {
         super(config.getTemplateUrl(), StandardCharsets.UTF_8);
 
-        if ("/".equals(urlPattern)) {
-            swaggerAssetsPath = SWAGGER_URI_PATH;
-        } else {
-            swaggerAssetsPath = urlPattern + SWAGGER_URI_PATH;
-        }
+        String contextRootPrefix = "/".equals(contextRoot) ? "" : contextRoot;
 
-        if ("/".equals(urlPattern)) {
-            contextPath = "";
-        } else {
-            contextPath = urlPattern;
+        if (!contextRootPrefix.isEmpty()) { //swagger-static should be found on the root context
+            swaggerAssetsPath = contextRootPrefix + SWAGGER_URI_PATH;
+        }
+        else {
+            swaggerAssetsPath = (urlPattern.equals("/") ? SWAGGER_URI_PATH : (urlPattern + SWAGGER_URI_PATH));
         }
 
+        contextPath = urlPattern.equals("/") ? contextRootPrefix : (contextRootPrefix + urlPattern);
+
         this.viewConfiguration = config;
     }