性能优化

imageVideoBanner/src/main/java/com/widget/imagevideobanner/view/VpImageView.java

 package com.widget.imagevideobanner.view;
 
 import android.content.Context;
-import android.graphics.drawable.Drawable;
 import android.os.Handler;
 import android.support.annotation.Nullable;
 import android.support.v7.widget.AppCompatImageView;
@@ -38,6 +37,18 @@ public class VpImageView extends AppCompatImageView implements IPlayTarget {
         }
     };
 
+    private RequestListener requestListener = new RequestListener() {
+        @Override
+        public boolean onLoadFailed(@Nullable GlideException e, Object model, Target target, boolean isFirstResource) {
+            Log.e(TAG,ThrowableUtils.getFullStackTrace(e));
+            return false;
+        }
+
+        @Override
+        public boolean onResourceReady(Object resource, Object model, Target target, DataSource dataSource, boolean isFirstResource) {
+            return false;
+        }
+    };
 
     public VpImageView(Context context) {
         super(context);
@@ -50,24 +61,11 @@ public class VpImageView extends AppCompatImageView implements IPlayTarget {
     }
 
     private void setImageUrl(String url) {
-        //todo 待确定是否一定会使用缓存 缺失加载前&加载失败的备用图
         Log.e(TAG,url);
         Glide.with(getContext()).load(url)
                 .error(R.drawable.load_fail)
                 .placeholder(R.drawable.load_fail)
-                .listener(new RequestListener<Drawable>() {
-                    @Override
-                    public boolean onLoadFailed(@Nullable GlideException e, Object model, Target<Drawable> target, boolean isFirstResource) {
-                        Log.e(TAG,ThrowableUtils.getFullStackTrace(e));
-                        return false;
-                    }
-
-                    @Override
-                    public boolean onResourceReady(Drawable resource, Object model, Target<Drawable> target, DataSource dataSource, boolean isFirstResource) {
-                        Log.e(TAG,"onResourceReady");
-                        return false;
-                    }
-                }).into(this);
+                .listener(requestListener).into(this);
     }
 
     @Override