From efe9a902f7710ceea03483ed4f8e84c830dfe056 Mon Sep 17 00:00:00 2001
From: Andres Almiray <aalmiray@gmail.com>
Date: Thu, 15 Dec 2022 11:20:27 +0100
Subject: [PATCH] fix(core): Check if path exists before walking it. Fixes
 #1108

---
 .../java/org/jreleaser/templates/TemplateUtils.java  | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/core/jreleaser-templates/src/main/java/org/jreleaser/templates/TemplateUtils.java b/core/jreleaser-templates/src/main/java/org/jreleaser/templates/TemplateUtils.java
index 7e506141d..5715294e6 100644
--- a/core/jreleaser-templates/src/main/java/org/jreleaser/templates/TemplateUtils.java
+++ b/core/jreleaser-templates/src/main/java/org/jreleaser/templates/TemplateUtils.java
@@ -87,6 +87,10 @@ public static Map<String, TemplateResource> resolveTemplates(String distribution
         }
         Path actualTemplateDirectory = directory;
 
+        if (!Files.exists(actualTemplateDirectory)) {
+            return templates;
+        }
+
         try {
             Files.walkFileTree(actualTemplateDirectory, new SimpleFileVisitor<Path>() {
                 @Override
@@ -99,7 +103,7 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
         } catch (IOException e) {
             String distributionTypeName = distributionType.toLowerCase(Locale.ENGLISH).replace('_', '-');
             throw new JReleaserException(RB.$("ERROR_unexpected_reading_templates_distribution",
-                distributionTypeName, toolName, actualTemplateDirectory.toAbsolutePath()));
+                distributionTypeName, toolName, actualTemplateDirectory.toAbsolutePath()), e);
         }
 
         return templates;
@@ -108,6 +112,10 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
     public static Map<String, TemplateResource> resolveTemplates(Path templateDirectory) {
         Map<String, TemplateResource> templates = new LinkedHashMap<>();
 
+        if (!Files.exists(templateDirectory)) {
+            return templates;
+        }
+
         try {
             Files.walkFileTree(templateDirectory, new SimpleFileVisitor<Path>() {
                 @Override
@@ -118,7 +126,7 @@ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IO
                 }
             });
         } catch (IOException e) {
-            throw new JReleaserException(RB.$("ERROR_unexpected_reading_templates_from", templateDirectory.toAbsolutePath()));
+            throw new JReleaserException(RB.$("ERROR_unexpected_reading_templates_from", templateDirectory.toAbsolutePath()), e);
         }
 
         return templates;