From 44227db56e3669b6b1575bf750df815e6903c906 Mon Sep 17 00:00:00 2001
From: Keuin <keuinx@gmail.com>
Date: Sat, 20 Jan 2024 18:54:10 +0800
Subject: feature: config file support JSON comment

---
 .../keuin/kbackupfabric/config/KBackupConfig.java  | 11 +++++---
 .../kbackupfabric/config/KBackupConfigTest.java    | 29 ++++++++++++++++++++++
 2 files changed, 37 insertions(+), 3 deletions(-)
 create mode 100644 src/test/java/com/keuin/kbackupfabric/config/KBackupConfigTest.java

(limited to 'src')

diff --git a/src/main/java/com/keuin/kbackupfabric/config/KBackupConfig.java b/src/main/java/com/keuin/kbackupfabric/config/KBackupConfig.java
index 8ece8d2..8ce5ed4 100644
--- a/src/main/java/com/keuin/kbackupfabric/config/KBackupConfig.java
+++ b/src/main/java/com/keuin/kbackupfabric/config/KBackupConfig.java
@@ -1,6 +1,7 @@
 package com.keuin.kbackupfabric.config;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import com.keuin.kbackupfabric.util.PrintUtil;
@@ -25,20 +26,24 @@ public class KBackupConfig {
         return new KBackupConfig(false);
     }
 
-    public static void load() throws IOException {
-        File file = new File(CONFIG_FILE);
+    public static void load(File file) throws IOException {
         ObjectMapper om = new ObjectMapper();
+        om.enable(JsonParser.Feature.ALLOW_COMMENTS);
         try {
             instance = om.readValue(file, KBackupConfig.class);
         } catch (FileNotFoundException ignored) {
             // generate default config file
-            PrintUtil.info("Config file does not exist. Creating default config: " + CONFIG_FILE);
+            PrintUtil.info("Config file does not exist. Creating default config: " + file.getAbsolutePath());
             instance = getDefault();
             ObjectWriter w = om.writerWithDefaultPrettyPrinter();
             w.writeValue(file, instance);
         }
     }
 
+    public static void load() throws IOException {
+        load(new File(CONFIG_FILE));
+    }
+
     public KBackupConfig() {
     }
 
diff --git a/src/test/java/com/keuin/kbackupfabric/config/KBackupConfigTest.java b/src/test/java/com/keuin/kbackupfabric/config/KBackupConfigTest.java
new file mode 100644
index 0000000..811156a
--- /dev/null
+++ b/src/test/java/com/keuin/kbackupfabric/config/KBackupConfigTest.java
@@ -0,0 +1,29 @@
+package com.keuin.kbackupfabric.config;
+
+import com.keuin.kbackupfabric.TestUtils;
+import org.junit.Test;
+
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+
+public class KBackupConfigTest {
+
+    @Test
+    public void load() throws Exception {
+        String tempDir = TestUtils.getTempDirectory("config_test");
+        Files.createDirectories(Paths.get(tempDir));
+        Path configPath = Paths.get(tempDir, "test_config.json");
+        Files.write(
+                configPath,
+                "{\n//comment\n}".getBytes(StandardCharsets.UTF_8),
+                StandardOpenOption.CREATE,
+                StandardOpenOption.WRITE,
+                StandardOpenOption.TRUNCATE_EXISTING
+        );
+        System.out.println(configPath.toFile().getAbsolutePath());
+        KBackupConfig.load(configPath.toFile());
+    }
+}
\ No newline at end of file
-- 
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