From 08822f68ebc1f1dfe6bbdc5a0abfdf853cc8f5b1 Mon Sep 17 00:00:00 2001
From: LamGC <lam827@lamgc.net>
Date: Mon, 15 Jun 2020 17:18:28 +0800
Subject: [PATCH] =?UTF-8?q?[Change]=20Locker=20=E5=A2=9E=E5=8A=A0=E6=B8=85?=
 =?UTF-8?q?=E7=90=86=E6=97=A5=E5=BF=97;=20[Add]=20LockerMapTest=20?=
 =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=8D=95=E5=85=83=E6=B5=8B=E8=AF=95;?=
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---
 src/main/java/net/lamgc/cgj/util/Locker.java   | 13 ++++++++++++-
 .../java/net/lamgc/cgj/util/LockerMapTest.java | 18 ++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100644 src/test/java/net/lamgc/cgj/util/LockerMapTest.java

diff --git a/src/main/java/net/lamgc/cgj/util/Locker.java b/src/main/java/net/lamgc/cgj/util/Locker.java
index 4111025..2865367 100644
--- a/src/main/java/net/lamgc/cgj/util/Locker.java
+++ b/src/main/java/net/lamgc/cgj/util/Locker.java
@@ -1,9 +1,14 @@
 package net.lamgc.cgj.util;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import java.util.concurrent.atomic.AtomicInteger;
 
 public final class Locker<K> {
 
+    private final static Logger log = LoggerFactory.getLogger(Locker.class);
+
     private final LockerMap<K> fromMap;
 
     private final K key;
@@ -56,9 +61,15 @@ public final class Locker<K> {
 
     @Override
     public String toString() {
-        return "Locker{" +
+        return "Locker@" + this.hashCode() + "{" +
                 "fromMap=" + fromMap +
                 ", key=" + key +
                 '}';
     }
+
+    @Override
+    protected void finalize() throws Throwable {
+        super.finalize();
+        log.trace("{} 已销毁.", this.toString());
+    }
 }
diff --git a/src/test/java/net/lamgc/cgj/util/LockerMapTest.java b/src/test/java/net/lamgc/cgj/util/LockerMapTest.java
new file mode 100644
index 0000000..e7dd519
--- /dev/null
+++ b/src/test/java/net/lamgc/cgj/util/LockerMapTest.java
@@ -0,0 +1,18 @@
+package net.lamgc.cgj.util;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class LockerMapTest {
+
+    @Test
+    public void createAndFinalizeTest() {
+        LockerMap<String> map = new LockerMap<>();
+        Locker<String> locker = map.createLocker("Test", true);
+        Assert.assertEquals(locker, map.createLocker("Test", true));
+        locker.lock();
+        locker.unlock();
+        System.gc();
+    }
+
+}