Add decompiled APK source code (JADX)

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- Full Java source code
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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

decompiled/sources/com/mbridge/msdk/foundation/tools/ac.java

@@ -0,0 +1,88 @@
+package com.mbridge.msdk.foundation.tools;
+
+import com.applovin.exoplayer2.common.base.Ascii;
+import java.io.File;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/* loaded from: classes4.dex */
+public class ac {
+    protected static MessageDigest b;
+    protected static char[] a = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+    private static String c = "SameFileMD5";
+
+    static {
+        b = null;
+        try {
+            b = MessageDigest.getInstance(SameMD5.TAG);
+        } catch (NoSuchAlgorithmException e) {
+            System.err.println(ac.class.getName() + "初始化失败，MessageDigest不支持MD5Util.");
+            e.printStackTrace();
+        }
+    }
+
+    public static String a(File file) throws IOException {
+        MessageDigest messageDigest;
+        RandomAccessFile randomAccessFile;
+        if (file == null || !file.exists()) {
+            return "";
+        }
+        RandomAccessFile randomAccessFile2 = null;
+        try {
+            messageDigest = MessageDigest.getInstance(SameMD5.TAG);
+            randomAccessFile = new RandomAccessFile(file, "r");
+        } catch (Throwable th) {
+            th = th;
+        }
+        try {
+            byte[] bArr = new byte[10485760];
+            while (true) {
+                int read = randomAccessFile.read(bArr);
+                if (read == -1) {
+                    break;
+                }
+                messageDigest.update(bArr, 0, read);
+            }
+            byte[] digest = messageDigest.digest();
+            String a2 = a(digest, 0, digest.length);
+            try {
+                randomAccessFile.close();
+            } catch (IOException e) {
+                af.b(c, e.getMessage());
+            }
+            return a2;
+        } catch (Throwable th2) {
+            th = th2;
+            randomAccessFile2 = randomAccessFile;
+            try {
+                af.b(c, th.getMessage());
+                return "";
+            } finally {
+                if (randomAccessFile2 != null) {
+                    try {
+                        randomAccessFile2.close();
+                    } catch (IOException e2) {
+                        af.b(c, e2.getMessage());
+                    }
+                }
+            }
+        }
+    }
+
+    private static String a(byte[] bArr, int i, int i2) {
+        StringBuffer stringBuffer = new StringBuffer(i2 * 2);
+        int i3 = i2 + i;
+        while (i < i3) {
+            byte b2 = bArr[i];
+            char[] cArr = a;
+            char c2 = cArr[(b2 & 240) >> 4];
+            char c3 = cArr[b2 & Ascii.SI];
+            stringBuffer.append(c2);
+            stringBuffer.append(c3);
+            i++;
+        }
+        return stringBuffer.toString();
+    }
+}