update beanvalidation templates and sample for jersey2 #4719 (#4735)

modules/swagger-codegen/src/main/resources/Java/beanValidation.mustache

@@ -1,53 +1,4 @@
 {{#required}}
   @NotNull
 {{/required}}
-{{#pattern}}
+{{>beanValidationCore}}
-  @Pattern(regexp="{{pattern}}")
-{{/pattern}}
-{{#minLength}}
-{{#maxLength}}
-  @Size(min={{minLength}},max={{maxLength}})
-{{/maxLength}}
-{{/minLength}}
-{{#minLength}}
-{{^maxLength}}
-  @Size(min={{minLength}})
-{{/maxLength}}
-{{/minLength}}
-{{^minLength}}
-{{#maxLength}}
-  @Size(max={{maxLength}})
-  {{/maxLength}}
-  {{/minLength}}
-{{#minItems}}
-{{#maxItems}}
-  @Size(min={{minItems}},max={{maxItems}})
-{{/maxItems}}
-{{/minItems}}
-{{#minItems}}
-{{^maxItems}}
-  @Size(min={{minItems}})
-{{/maxItems}}
-{{/minItems}}
-{{^minItems}}
-{{#maxItems}}
-  @Size(max={{maxItems}})
-{{/maxItems}}
-{{/minItems}}
-{{! check for integer / number=decimal type}}
-{{#isInteger}}
-{{#minimum}}
-  @Min({{minimum}})
-{{/minimum}}
-{{#maximum}}
-  @Max({{maximum}})
-{{/maximum}}
-{{/isInteger}}
-{{^isInteger}}
-{{#minimum}}
-  @DecimalMin("{{minimum}}")
-{{/minimum}}
-{{#maximum}}
-  @DecimalMax("{{maximum}}")
-{{/maximum}}
-{{/isInteger}}

modules/swagger-codegen/src/main/resources/Java/beanValidationCore.mustache

@@ -0,0 +1,20 @@
+{{#pattern}} @Pattern(regexp="{{pattern}}"){{/pattern}}{{!
+minLength && maxLength set
+}}{{#minLength}}{{#maxLength}} @Size(min={{minLength}},max={{maxLength}}){{/maxLength}}{{/minLength}}{{!
+minLength set, maxLength not
+}}{{#minLength}}{{^maxLength}} @Size(min={{minLength}}){{/maxLength}}{{/minLength}}{{!
+minLength not set, maxLength set
+}}{{^minLength}}{{#maxLength}} @Size(max={{maxLength}}){{/maxLength}}{{/minLength}}{{!
+@Size: minItems && maxItems set 
+}}{{#minItems}}{{#maxItems}} @Size(min={{minItems}},max={{maxItems}}){{/maxItems}}{{/minItems}}{{!
+@Size: minItems set, maxItems not 
+}}{{#minItems}}{{^maxItems}} @Size(min={{minItems}}){{/maxItems}}{{/minItems}}{{!
+@Size: minItems not set && maxItems set 
+}}{{^minItems}}{{#maxItems}} @Size(max={{maxItems}}){{/maxItems}}{{/minItems}}{{! 
+check for integer or long / all others=decimal type with @Decimal*
+isInteger set
+}}{{#isInteger}}{{#minimum}} @Min({{minimum}}){{/minimum}}{{#maximum}} @Max({{maximum}}){{/maximum}}{{/isInteger}}{{!
+isLong set 
+}}{{#isLong}}{{#minimum}} @Min({{minimum}}){{/minimum}}{{#maximum}} @Max({{maximum}}){{/maximum}}{{/isLong}}{{!
+Not Integer, not Long => we have a decimal value!
+}}{{^isInteger}}{{^isLong}}{{#minimum}} @DecimalMin("{{minimum}}"){{/minimum}}{{#maximum}} @DecimalMax("{{maximum}}"){{/maximum}}{{/isLong}}{{/isInteger}}

modules/swagger-codegen/src/main/resources/Java/beanValidationQueryParams.mustache

@@ -1 +1 @@
-{{#required}} @NotNull{{/required}}{{#pattern}} @Pattern(regexp="{{pattern}}"){{/pattern}}{{#minLength}}{{#maxLength}} @Size(min={{minLength}},max={{maxLength}}){{/maxLength}}{{/minLength}}{{#minLength}}{{^maxLength}} @Size(min={{minLength}}){{/maxLength}}{{/minLength}}{{^minLength}}{{#maxLength}} @Size(max={{maxLength}}){{/maxLength}}{{/minLength}}{{#minItems}}{{#maxItems}} @Size(min={{minItems}},max={{maxItems}}){{/maxItems}}{{/minItems}}{{#minItems}}{{^maxItems}} @Size(min={{minItems}}){{/maxItems}}{{/minItems}}{{^minItems}}{{#maxItems}}   @Size(max={{maxItems}}){{/maxItems}}{{/minItems}}{{#minimum}}/* @Min({{minimum}}) */{{/minimum}}{{#maximum}}/* @Max({{maximum}}) */{{/maximum}} 
+{{#required}} @NotNull{{/required}}{{>beanValidationCore}} 

samples/client/petstore/java/jersey2/git_push.sh

@@ -8,17 +8,17 @@ git_repo_id=$2
 release_note=$3
 
 if [ "$git_user_id" = "" ]; then
-    git_user_id="GIT_USER_ID"
+    git_user_id=""
     echo "[INFO] No command line input provided. Set \$git_user_id to $git_user_id"
 fi
 
 if [ "$git_repo_id" = "" ]; then
-    git_repo_id="GIT_REPO_ID"
+    git_repo_id=""
     echo "[INFO] No command line input provided. Set \$git_repo_id to $git_repo_id"
 fi
 
 if [ "$release_note" = "" ]; then
-    release_note="Minor update"
+    release_note=""
     echo "[INFO] No command line input provided. Set \$release_note to $release_note"
 fi