Updated on 2026-08-14

app/src/main/java/com/tangem/util/Compress.java

@@ -0,0 +1,51 @@
+package com.tangem.util;
+
+import android.util.Log;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+public class Compress {
+    private static final int BUFFER = 2048;
+
+    private String[] _files;
+    private String _zipFile;
+
+    public Compress(String[] files, String zipFile) {
+        _files = files;
+        _zipFile = zipFile;
+    }
+
+    public void zip() {
+        try {
+            BufferedInputStream origin = null;
+            FileOutputStream dest = new FileOutputStream(_zipFile);
+
+            ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(dest));
+
+            byte data[] = new byte[BUFFER];
+
+            for (String _file : _files) {
+                Log.v("Compress", "Adding: " + _file);
+                FileInputStream fi = new FileInputStream(_file);
+                origin = new BufferedInputStream(fi, BUFFER);
+                ZipEntry entry = new ZipEntry(_file.substring(_file.lastIndexOf("/") + 1));
+                out.putNextEntry(entry);
+                int count;
+                while ((count = origin.read(data, 0, BUFFER)) != -1) {
+                    out.write(data, 0, count);
+                }
+                origin.close();
+            }
+
+            out.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
+}