f32ed5eedd
# Conflicts: # src/main/java/ru/serega6531/packmate/model/enums/SubscriptionMessageType.java
88 lines
3.4 KiB
Java
88 lines
3.4 KiB
Java
package ru.serega6531.packmate.service;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import ru.serega6531.packmate.model.FoundPattern;
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import ru.serega6531.packmate.model.Pattern;
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import ru.serega6531.packmate.model.enums.PatternDirectionType;
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import ru.serega6531.packmate.model.enums.PatternSearchType;
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import ru.serega6531.packmate.model.enums.SubscriptionMessageType;
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import ru.serega6531.packmate.model.pojo.SubscriptionMessage;
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import ru.serega6531.packmate.repository.PatternRepository;
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import java.util.*;
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import java.util.regex.PatternSyntaxException;
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import java.util.stream.Collectors;
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@Service
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@Slf4j
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public class PatternService {
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private final PatternRepository repository;
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private final SubscriptionService subscriptionService;
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private final Map<Integer, Pattern> patterns = new HashMap<>();
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@Autowired
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public PatternService(PatternRepository repository,
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SubscriptionService subscriptionService) {
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this.repository = repository;
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this.subscriptionService = subscriptionService;
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repository.findAll().forEach(p -> patterns.put(p.getId(), p));
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log.info("Loaded {} patterns", patterns.size());
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}
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public Pattern find(int id) {
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return patterns.get(id);
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}
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public Collection<Pattern> findAll() {
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return patterns.values();
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}
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public Set<FoundPattern> findMatches(byte[] bytes, boolean incoming) {
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final List<Pattern> list = patterns.values().stream()
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.filter(Pattern::isEnabled)
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.filter(p -> p.getDirectionType() == (incoming ? PatternDirectionType.INPUT : PatternDirectionType.OUTPUT)
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|| p.getDirectionType() == PatternDirectionType.BOTH)
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.collect(Collectors.toList());
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return new PatternMatcher(bytes, list).findMatches();
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}
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public void enable(int id, boolean enabled) {
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final Pattern pattern = find(id);
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if (pattern != null) {
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pattern.setEnabled(enabled);
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final Pattern saved = repository.save(pattern);
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patterns.put(id, saved);
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if (enabled) {
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log.info("Включен паттерн {} со значением {}", pattern.getName(), pattern.getValue());
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subscriptionService.broadcast(new SubscriptionMessage(SubscriptionMessageType.ENABLE_PATTERN, id));
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} else {
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log.info("Выключен паттерн {} со значением {}", pattern.getName(), pattern.getValue());
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subscriptionService.broadcast(new SubscriptionMessage(SubscriptionMessageType.DISABLE_PATTERN, id));
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}
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}
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}
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public Pattern save(Pattern pattern) {
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if (pattern.getSearchType() == PatternSearchType.REGEX) {
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try {
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PatternMatcher.compilePattern(pattern);
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} catch (PatternSyntaxException e) {
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throw new IllegalArgumentException(e.getMessage());
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}
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}
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final Pattern saved = repository.save(pattern);
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patterns.put(saved.getId(), saved);
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log.info("Added new pattern '{}' with value '{}'", pattern.getName(), pattern.getValue());
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subscriptionService.broadcast(new SubscriptionMessage(SubscriptionMessageType.SAVE_PATTERN, saved));
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return saved;
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}
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}
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