recview

lib_common/src/main/java/com/fly/tour/common/util/BitmapUtil.java

@@ -13,7 +13,6 @@ import android.util.Log;
 import android.view.View;
 import android.view.View.MeasureSpec;
 import android.widget.ScrollView;
-
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
@@ -407,4 +406,23 @@ public class BitmapUtil {
         options.inJustDecodeBounds = false;
         return BitmapFactory.decodeFile(path, options);
     }
+    public static int[] getImageSize(String url) {
+        int[] size = new int[]{0, 0};
+        if (FileUtil.isImageFile(url)) {
+            BitmapFactory.Options options = new BitmapFactory.Options();
+            // 设置为true,表示解析Bitmap对象，该对象不占内存
+            options.inJustDecodeBounds = true;
+            BitmapFactory.decodeFile(url, options);
+            options.inPreferredConfig = Bitmap.Config.RGB_565;
+            // 图片宽高
+            switch (getBitmapDegree(url)) {
+                case 90:
+                case 270:
+                    return new int[]{options.outHeight, options.outWidth};
+                default:
+                    return new int[]{options.outWidth, options.outHeight};
+            }
+        }
+        return size;
+    }
 }
\ No newline at end of file

lib_common/src/main/java/com/fly/tour/common/util/FileUtil.java

+package com.fly.tour.common.util;
+
+import android.text.TextUtils;
+
+import java.io.BufferedInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Description: <FileUtil><br>
+ * Author:      gxl<br>
+ * Date:        2018/7/13<br>
+ * Version:     V1.0.0<br>
+ * Update:     <br>
+ */
+public class FileUtil {
+    public static boolean isImageFile(String url){
+        if(TextUtils.isEmpty(url)){
+            return false;
+        }
+        String reg = ".+(\\.jpeg|\\.jpg|\\.gif|\\.bmp|\\.png).*";
+        Pattern pattern = Pattern.compile(reg);
+        Matcher matcher = pattern.matcher(url.toLowerCase());
+        return matcher.find();
+    }
+    public static boolean isVideoFile(String url){
+        if(TextUtils.isEmpty(url)){
+            return false;
+        }
+        String reg = ".+(\\.avi|\\.wmv|\\.mpeg|\\.mp4|\\.mov|\\.mkv|\\.flv|\\.f4v|\\.m4v|\\.rmvb|\\.rm|\\.rmvb|\\.3gp|\\.dat|\\.ts|\\.mts|\\.vob).*";
+        Pattern pattern = Pattern.compile(reg);
+        Matcher matcher = pattern.matcher(url.toLowerCase());
+        return matcher.find();
+    }
+    public static boolean isUrl(String url){
+        if(TextUtils.isEmpty(url)){
+            return false;
+        }
+        String reg = "(https?|ftp|file)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]";
+        return url.matches(reg);
+    }
+    public static byte[] getFileByte(String filename) {
+        File f = new File(filename);
+        if (!f.exists()) {
+            return null;
+        }
+
+        ByteArrayOutputStream bos = new ByteArrayOutputStream((int) f.length());
+        BufferedInputStream in = null;
+        try {
+            in = new BufferedInputStream(new FileInputStream(f));
+            int buf_size = 1024;
+            byte[] buffer = new byte[buf_size];
+            int len = 0;
+            while (-1 != (len = in.read(buffer, 0, buf_size))) {
+                bos.write(buffer, 0, len);
+            }
+            in.close();
+            return bos.toByteArray();
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                bos.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        return null;
+    }
+
+}