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xiangtan · Jun 9, 2017 · e755df9 · e755df9
1 parent 8a627dc
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diff --git a/remind-parent/remind-guava/src/main/java/com/fsmeeting/guava/cache/CacheTest.java b/remind-parent/remind-guava/src/main/java/com/fsmeeting/guava/cache/CacheTest.java
@@ -1,63 +1,63 @@
-package com.fsmeeting.guava.cache;
-
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.CacheLoader;
-import com.google.common.cache.RemovalCause;
-import com.google.common.cache.RemovalListener;
-import com.google.common.cache.RemovalNotification;
-import org.junit.Test;
-
-import java.util.concurrent.TimeUnit;
-
-/**
- * @Description: 本地缓存工具
- * @Author: yicai.liu
- * @Date: 10:23 2017/6/9
- */
-public class CacheTest {
-
-    @Test
-    public void test() {
-        Cache<Integer, Object> cache = CacheBuilder
-                .newBuilder()
-                //初始化容量
-                .initialCapacity(100)
-                //基于容量回收
-                .maximumSize(10000)
-                // 基于引用回收
-                .weakKeys()//键弱引用
-                //.weakValues()//值弱引用
-                .softValues()//值软引用
-                //时间回收
-                .expireAfterAccess(5, TimeUnit.SECONDS) // 指定时间内没有读写操作
-                .expireAfterWrite(5, TimeUnit.SECONDS)  // 指定时间内没有写操作
-                // 删除回调操作
-                .removalListener(new RemovalListener<Integer, Object>() {
-                    @Override
-                    public void onRemoval(RemovalNotification<Integer, Object> removalNotification) {
-                        RemovalCause cause = removalNotification.getCause();
-                        Integer key = removalNotification.getKey();
-                        Object value = removalNotification.getValue();
-                        System.out.println(key + "[" + value + "] 被删除，删除原因[" + cause + "]");
-                    }
-                })
-                //流控，写入操作限制最大并发
-                .concurrencyLevel(10)
-                //开启统计功能：缓存命中率、加载新值的平均时间、缓存项被懂回收的总数（不包括显示清理）
-                .recordStats()
-                //构建cache实例
-                .build(new CacheLoader<Integer, Object>() {
-
-                    @Override
-                    public Object load(Integer id) throws Exception {
-                        return null;
-                    }
-                });
-
-        //显示清理
-        //cache.invalidate(1); //某个key
-        //cache.invalidateAll(list); //部分key
-        //cache.invalidateAll(); // 全部key
-    }
-}
+package com.fsmeeting.guava.cache;
+
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.CacheLoader;
+import com.google.common.cache.RemovalCause;
+import com.google.common.cache.RemovalListener;
+import com.google.common.cache.RemovalNotification;
+import org.junit.Test;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @Description: 本地缓存工具
+ * @Author: yicai.liu
+ * @Date: 10:23 2017/6/9
+ */
+public class CacheTest {
+
+    @Test
+    public void test() {
+        Cache<Integer, Object> cache = CacheBuilder
+                .newBuilder()
+                //初始化容量
+                .initialCapacity(100)
+                //基于容量回收
+                .maximumSize(10000)
+                // 基于引用回收
+                .weakKeys()//键弱引用
+                //.weakValues()//值弱引用
+                .softValues()//值软引用
+                //时间回收
+                .expireAfterAccess(5, TimeUnit.SECONDS) // 指定时间内没有读写操作
+                .expireAfterWrite(5, TimeUnit.SECONDS)  // 指定时间内没有写操作
+                // 删除回调操作
+                .removalListener(new RemovalListener<Integer, Object>() {
+                    @Override
+                    public void onRemoval(RemovalNotification<Integer, Object> removalNotification) {
+                        RemovalCause cause = removalNotification.getCause();
+                        Integer key = removalNotification.getKey();
+                        Object value = removalNotification.getValue();
+                        System.out.println(key + "[" + value + "] 被删除，删除原因[" + cause + "]");
+                    }
+                })
+                //流控，写入操作限制最大并发
+                .concurrencyLevel(10)
+                //开启统计功能：缓存命中率、加载新值的平均时间、缓存项被懂回收的总数（不包括显示清理）
+                .recordStats()
+                //构建cache实例
+                .build(new CacheLoader<Integer, Object>() {
+
+                    @Override
+                    public Object load(Integer id) throws Exception {
+                        return null;
+                    }
+                });
+
+        //显示清理
+        //cache.invalidate(1); //某个key
+        //cache.invalidateAll(list); //部分key
+        //cache.invalidateAll(); // 全部key
+    }
+}