From e152fcc2ec2adfc7635647f1570210af375166e7 Mon Sep 17 00:00:00 2001
From: Robert Pospisil <robert.pospisil@mobilexag.de>
Date: Tue, 27 Jun 2023 15:24:43 +0200
Subject: [PATCH] #14906: add option to filter full paths

---
 .../java/org/openapitools/codegen/DefaultGenerator.java   | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java
index dce032a025e4..fb3e9a8be77c 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultGenerator.java
@@ -605,14 +605,20 @@ void generateApis(List<File> files, List<OperationsMap> allOperations, List<Mode
             LOGGER.info("Skipping generation of APIs.");
             return;
         }
-        Map<String, List<CodegenOperation>> paths = processPaths(this.openAPI.getPaths());
         Set<String> apisToGenerate = null;
         String apiNames = GlobalSettings.getProperty(CodegenConstants.APIS);
         if (apiNames != null && !apiNames.isEmpty()) {
             apisToGenerate = new HashSet<>(Arrays.asList(apiNames.split(",")));
+            //first filter full paths
+            Set<String> fullPathsToGenerate = apisToGenerate.stream().filter(s->s.contains("/")).collect(Collectors.toSet());
+            Set<String> filteredPathsKeysToRemove = this.openAPI.getPaths().keySet().stream().filter(k->!fullPathsToGenerate.contains(k)).collect(Collectors.toSet());
+            filteredPathsKeysToRemove.forEach(p->this.openAPI.getPaths().remove(p));
+            apisToGenerate = apisToGenerate.stream().filter(s->!s.contains("/")).collect(Collectors.toSet());
         }
+        Map<String, List<CodegenOperation>> paths = processPaths(this.openAPI.getPaths());
         if (apisToGenerate != null && !apisToGenerate.isEmpty()) {
             Map<String, List<CodegenOperation>> updatedPaths = new TreeMap<>();
+            //second we filter for basename
             for (String m : paths.keySet()) {
                 if (apisToGenerate.contains(m)) {
                     updatedPaths.put(m, paths.get(m));