Implement download worker

2026-06-12 20:18:28 +04:30
parent 9e5c715088
commit bcf960805e
8 changed files with 24 additions and 0 deletions
@@ -0,0 +1,85 @@
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+
+public class ConfigReader {
+
+    public static DownloadConfig readConfig(String fileName) {
+        InputStream inputStream = ConfigReader.class.getClassLoader().getResourceAsStream(fileName);
+
+        if (inputStream == null) {
+            throw new IllegalArgumentException("Config file not found in resources: " + fileName);
+        }
+
+        String configFileName = null;
+        int totalSizeMB = 0;
+        int chunkCount = 0;
+        int minStepDelayMs = 0;
+        int maxStepDelayMs = 0;
+        double minStepDownloadMB = 0;
+        double maxStepDownloadMB = 0;
+
+        try (BufferedReader reader = new BufferedReader(
+                new InputStreamReader(inputStream, StandardCharsets.UTF_8))) {
+
+            String line;
+            while ((line = reader.readLine()) != null) {
+                line = line.trim();
+
+                if (line.isEmpty()) {
+                    continue;
+                }
+
+                String[] parts = line.split("=", 2);
+                if (parts.length != 2) {
+                    continue;
+                }
+
+                String key = parts[0].trim();
+                String value = parts[1].trim();
+
+                switch (key) {
+                    case "fileName":
+                        configFileName = value;
+                        break;
+                    case "totalSizeMB":
+                        totalSizeMB = Integer.parseInt(value);
+                        break;
+                    case "chunkCount":
+                        chunkCount = Integer.parseInt(value);
+                        break;
+                    case "minStepDelayMs":
+                        minStepDelayMs = Integer.parseInt(value);
+                        break;
+                    case "maxStepDelayMs":
+                        maxStepDelayMs = Integer.parseInt(value);
+                        break;
+                    case "minStepDownloadMB":
+                        minStepDownloadMB = Double.parseDouble(value);
+                        break;
+                    case "maxStepDownloadMB":
+                        maxStepDownloadMB = Double.parseDouble(value);
+                        break;
+                    default:
+                        // Ignore unknown keys to keep parsing simple
+                        break;
+                }
+            }
+
+        } catch (IOException e) {
+            throw new RuntimeException("Error reading config file: " + fileName, e);
+        }
+
+        return new DownloadConfig(
+                configFileName,
+                totalSizeMB,
+                chunkCount,
+                minStepDelayMs,
+                maxStepDelayMs,
+                minStepDownloadMB,
+                maxStepDownloadMB
+        );
+    }
+}