diff --git a/swagger_coverage_py/reporter.py b/swagger_coverage_py/reporter.py
index 4fc8b8d..0f4467e 100644
--- a/swagger_coverage_py/reporter.py
+++ b/swagger_coverage_py/reporter.py
@@ -24,7 +24,7 @@ def __init__(self, api_name: str, host: str, verify: bool = True):
 
     def __get_output_dir(self):
         output_dir = "swagger-coverage-output"
-        subdir = re.match(r"(^\w*)://(.*)", self.host).group(2)
+        subdir = re.match(r"(^\w*)://(.*)", self.host).group(2).replace(".", "_").replace(":", "_")
         return f"{output_dir}/{subdir}"
 
     def __get_ignored_paths_from_config(self) -> List[str]:
@@ -71,30 +71,80 @@ def setup(
                 paths_to_delete=self.ignored_paths,
             )
 
-    def generate_report(self):
-        inner_location = "swagger-coverage-commandline/bin/swagger-coverage-commandline"
-        
+    import platform
+    import subprocess
+    import os
+    from pathlib import Path
+    import logging
+
+    logger = logging.getLogger(__name__)
+
+    def _generate_report_windows(
+            self
+            ):
+        base_dir = os.path.join(os.path.dirname(__file__), "swagger-coverage-commandline")
+        lib_path = os.path.join(base_dir, "lib", "*")
+
+        classpath = lib_path.replace("/", os.sep)
+        command = [
+            "java",
+            "-cp", classpath,
+            "com.github.viclovsky.swagger.coverage.CommandLine",
+            "-s", self.swagger_doc_file,
+            "-i", self.output_dir,
+        ]
+        if self.swagger_coverage_config:
+            command.extend(["-c", self.swagger_coverage_config])
+
+        if not DEBUG_MODE:
+            subprocess.run(command, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, check=True)
+        else:
+            subprocess.run(command, check=True)
+
+    def generate_report(
+            self
+            ):
+        Path(self.output_dir).mkdir(parents=True, exist_ok=True)
+
+        inner_location = os.path.join(
+            "swagger-coverage-commandline",
+            "bin",
+            "swagger-coverage-commandline.bat"
+            if platform.system() == "Windows"
+            else "swagger-coverage-commandline",
+        )
         cmd_path = os.path.join(os.path.dirname(__file__), inner_location)
-        assert Path(
-            cmd_path
-        ).exists(), (
+        assert Path(cmd_path).exists(), (
             f"No commandline tools is found in following locations:\n{cmd_path}\n"
         )
+
         command = [cmd_path, "-s", self.swagger_doc_file, "-i", self.output_dir]
         if self.swagger_coverage_config:
             command.extend(["-c", self.swagger_coverage_config])
 
-        # Adjust the file paths for Windows
         if platform.system() == "Windows":
-            command = [arg.replace("/", "\\") for arg in command]
-        
-        # Suppress all output if not in debug mode
+            self._generate_report_windows()
+            return
+
         if not DEBUG_MODE:
-            with open(os.devnull, 'w') as devnull:
-                subprocess.run(command, stdout=devnull, stderr=devnull)
+            try:
+                subprocess.run(
+                    command,
+                    stdout=subprocess.PIPE,
+                    stderr=subprocess.PIPE,
+                    text=True,
+                    check=True,
+                )
+            except subprocess.CalledProcessError as e:
+                raise RuntimeError(
+                    "swagger-coverage CommandLine failed. "
+                    f"Command: {e.cmd}\n"
+                    f"Exit code: {e.returncode}\n"
+                    f"STDOUT:\n{e.stdout}\n"
+                    f"STDERR:\n{e.stderr}"
+                ) from e
         else:
-            subprocess.run(command)
-
+            subprocess.run(command, check=True)
 
     def cleanup_input_files(self):
         shutil.rmtree(self.output_dir, ignore_errors=True)
diff --git a/swagger_coverage_py/results_writers/base_schemas_manager.py b/swagger_coverage_py/results_writers/base_schemas_manager.py
index 01248fa..3c71d6e 100644
--- a/swagger_coverage_py/results_writers/base_schemas_manager.py
+++ b/swagger_coverage_py/results_writers/base_schemas_manager.py
@@ -1,5 +1,6 @@
 import json
 import os
+import pathlib
 import platform
 import re
 import urllib
@@ -128,7 +129,7 @@ def _get_header_params(self) -> list:
         return self._get_other_request_params(params_key="headers", params_in="header")
 
     def __get_output_subdir(self):
-        return re.match(r"(^\w*)://(.*)", self._uri.host).group(2)
+        return re.match(r"(^\w*)://(.*)", self._uri.host).group(2).replace(".", "_").replace(":", "_")
 
     def write_schema(self):
         schema_dict = self._get_schema()
@@ -137,6 +138,7 @@ def write_schema(self):
             "/", "-"
         ).replace(":", "_")
         path_ = f"swagger-coverage-output/{self.__get_output_subdir()}"
+        pathlib.Path(path_).mkdir(parents=True, exist_ok=True)
         file_path = f"{path_}/{file_name}".split("?")[0]
         file_path = f"{file_path} ({rnd}).{API_DOCS_FORMAT}"