解决循环获取platform的bug

app/src/main/java/com/gh/common/view/DownloadDialog.java

@@ -65,6 +65,7 @@ import com.gh.gamecenter.manager.DataCollectionManager;
 import com.gh.gamecenter.manager.PackageManager;
 import com.tendcloud.tenddata.TCAgent;
 
+import java.io.File;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -207,6 +208,8 @@ public class DownloadDialog {
 				.findViewById(R.id.dialog_ll_hint);
 		viewPager = (ViewPager) contentView.findViewById(R.id.dialog_viewPager);
 
+		isLoadPlatform = false;
+
 		init(new ArrayList<ApkEntity>(gameApk));
 
 		viewPager.addOnPageChangeListener(new OnPageChangeListener() {
@@ -295,6 +298,8 @@ public class DownloadDialog {
 		DownloadManager.getInstance(context).addObserver(dataWatcher);
 	}
 
+	private boolean isLoadPlatform;
+
 	private void init(List<ApkEntity> apkList) {
 		for (int i = 0; i < apkList.size(); i++) {
 			String platformName = PlatformUtils.getInstance(context)
@@ -302,6 +307,11 @@ public class DownloadDialog {
 			if (platformName == null) {
 				apkList.remove(i);
 				i--;
+				if (!isLoadPlatform) {
+					Utils.log("load platform");
+					PlatformUtils.getInstance(context).getPlatform();
+					isLoadPlatform = true;
+				}
 			}
 		}
 
@@ -334,7 +344,13 @@ public class DownloadDialog {
 			}
 		}
 
+		int currentItem = 0;
+		if (viewPager != null) {
+			currentItem = viewPager.getCurrentItem();
+		}
+		Utils.log("currentItem = " + currentItem);
 		viewPager.setAdapter(new PlatformAdapter(apkList));
+		viewPager.setCurrentItem(currentItem);
 	}
 
 	private ArrayList<ApkEntity> sortApk(String gameId, List<ApkEntity> apkList) {
@@ -423,7 +439,6 @@ public class DownloadDialog {
 
 		@Override
 		public int getCount() {
-
 			return (int) Math.ceil(platforms.size() / (double) (row * column));
 		}
 
@@ -465,7 +480,6 @@ public class DownloadDialog {
 
 		@Override
 		public void destroyItem(ViewGroup container, int position, Object object) {
-
 			container.removeView((View) object);
 			object = null;
 		}
@@ -1070,7 +1084,7 @@ public class DownloadDialog {
 							} else {
 								String path = PlatformUtils.getInstance(context)
 										.getPlatformPicPath(apkEntity.getPlatform());
-								if (path != null) {
+								if (path != null && new File(path).exists()) {
 									viewHolder.download_item_iv_pic
 											.setVisibility(View.VISIBLE);
 									ImageUtils.getInstance(context).display(