bridge-10

import java.util.logging.LogManager;
import java.io.File;
import java.lang.reflect.Field;
import java.util.Properties;

public static String resolveLogDirViaLogger() {
    try {
        LogManager manager = LogManager.getLogManager();

        // Use reflection to access the private 'props' field inside java.util.logging.LogManager
        Field propsField = LogManager.class.getDeclaredField("props");
        propsField.setAccessible(true);
        Properties loggingProperties = (Properties) propsField.get(manager);

        if (loggingProperties != null) {
            for (String key : loggingProperties.stringPropertyNames()) {
                // Look for any configuration key ending with '.pattern'
                if (key.endsWith(".pattern")) {
                    String patternValue = loggingProperties.getProperty(key);

                    if (patternValue != null && !patternValue.trim().isEmpty()) {
                        String cleanPattern = patternValue.trim();

                        // Handle standard JUL tokens if present (%t = temp dir, %h = user home)
                        cleanPattern = cleanPattern.replace("%h", System.getProperty("user.home"))
                                                   .replace("%t", System.getProperty("java.io.tmpdir"));

                        File logFilePattern = new File(cleanPattern);
                        File logDir = logFilePattern.getParentFile();

                        if (logDir != null) {
                            if (!logDir.exists()) {
                                logDir.mkdirs();
                            }
                            System.out.println("[PROFILER-AGENT] Dynamically caught target log directory: " + logDir.getAbsolutePath());
                            return logDir.getAbsolutePath();
                        }
                    }
                }
            }
        }
    } catch (Exception e) {
        System.err.println("[PROFILER-AGENT] Warning: Reflection failed to read LogManager properties: " + e.getMessage());
    }

    // Hard fallback if reflection is blocked or properties aren't loaded yet
    System.out.println("[PROFILER-AGENT] Falling back to standard local execution workspace context: ./logs");
    return "./logs";
}