llm 분석기능

2026-06-17 13:40:52 +09:00
parent 3ed09cd966
commit 7a2509a045
28 changed files with 2783 additions and 3 deletions
@@ -0,0 +1,82 @@
+package com.goldenchart.service;
+
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.filter.Filter;
+import ch.qos.logback.core.read.ListAppender;
+import ch.qos.logback.core.spi.FilterReply;
+import org.slf4j.LoggerFactory;
+import org.ta4j.core.Rule;
+import org.ta4j.core.TradingRecord;
+
+/**
+ * Ta4j Rule 평가 시 TRACE 로그를 메모리에 수집 (AI 검증용).
+ */
+final class Ta4jRuleTraceCapture implements AutoCloseable {
+
+    private static final int MAX_LINES = 100;
+    private static final int MAX_LINE_LEN = 600;
+
+    private final ListAppender<ILoggingEvent> appender;
+    private final Logger rulesLogger;
+    private final Level previousLevel;
+
+    private Ta4jRuleTraceCapture(ListAppender<ILoggingEvent> appender, Logger rulesLogger, Level previousLevel) {
+        this.appender = appender;
+        this.rulesLogger = rulesLogger;
+        this.previousLevel = previousLevel;
+    }
+
+    static Ta4jRuleTraceCapture open() {
+        LoggerContext ctx = (LoggerContext) LoggerFactory.getILoggerFactory();
+        Logger rulesLogger = ctx.getLogger("org.ta4j.core.rules");
+        Level prev = rulesLogger.getLevel();
+
+        ListAppender<ILoggingEvent> appender = new ListAppender<>();
+        appender.addFilter(new Filter<>() {
+            @Override
+            public FilterReply decide(ILoggingEvent event) {
+                if (event == null || event.getLoggerName() == null) return FilterReply.DENY;
+                return event.getLoggerName().startsWith("org.ta4j.core.rules")
+                        ? FilterReply.ACCEPT
+                        : FilterReply.DENY;
+            }
+        });
+        appender.setContext(ctx);
+        appender.start();
+
+        rulesLogger.setLevel(Level.TRACE);
+        rulesLogger.setAdditive(true);
+        rulesLogger.addAppender(appender);
+
+        return new Ta4jRuleTraceCapture(appender, rulesLogger, prev);
+    }
+
+    boolean evaluateWithTrace(Rule rule, int index, TradingRecord tradingRecord) {
+        return rule.isSatisfiedWithTraceMode(index, tradingRecord, Rule.TraceMode.VERBOSE);
+    }
+
+    java.util.List<String> lines() {
+        return appender.list.stream()
+                .filter(e -> e.getLevel().isGreaterOrEqual(Level.TRACE))
+                .map(ILoggingEvent::getFormattedMessage)
+                .map(Ta4jRuleTraceCapture::truncate)
+                .limit(MAX_LINES)
+                .toList();
+    }
+
+    @Override
+    public void close() {
+        rulesLogger.detachAppender(appender);
+        appender.stop();
+        rulesLogger.setLevel(previousLevel);
+    }
+
+    private static String truncate(String s) {
+        if (s == null) return "";
+        if (s.length() <= MAX_LINE_LEN) return s;
+        return s.substring(0, MAX_LINE_LEN) + "…";
+    }
+}