Examples of org.geoserver.geofence.cache.CachedRuleReader$RuleLoader

org.geoserver.geofence.cache.CachedRuleReader
A delegating {@link RuleReaderService} with caching capabilities.
Cache eviction policy is LRU.
Cache coherence is handled by entry timeout.

@author ETj (etj at geo-solutions.it)

        
        form.add(new TextField<Long>("cacheExpire", new PropertyModel<Long>(
                cacheModel, "expireMilliSec")).setRequired(true));




        CachedRuleReader cacheRuleReader = GeoServerExtensions.bean(CachedRuleReader.class);


        final Model<String> ruleStatsModel = new Model(getStats(cacheRuleReader));
        final Label ruleStats = new Label("rulestats", ruleStatsModel);
        ruleStats.setOutputMarkupId(true); 
        ruleStats.setEscapeModelStrings(false);
        form.add(ruleStats);
        final Model<String> userStatsModel = new Model(getUserStats(cacheRuleReader));
        final Label userStats = new Label("userstats", userStatsModel);
        userStats.setEscapeModelStrings(false);
        userStats.setOutputMarkupId(true);
        form.add(userStats);
        
        form.add(new AjaxSubmitLink("invalidate") {


            @Override
            protected void onSubmit(AjaxRequestTarget target, Form<?> form) {
                CachedRuleReader cacheRuleReader = GeoServerExtensions
                    .bean(CachedRuleReader.class);
                cacheRuleReader.invalidateAll();
                info(new StringResourceModel(GeofencePage.class.getSimpleName() + 
                        ".cacheInvalidated", null).getObject());
                ruleStatsModel.setObject(getStats(cacheRuleReader));
                userStatsModel.setObject(getUserStats(cacheRuleReader));
                target.addComponent(ruleStats);

View Full Code Here

        config.setExpireMilliSec(1000);
        config.setCustomTicker(ticker);


        configManager.setCacheConfiguration(config);


        CachedRuleReader cachedRuleReader = new CachedRuleReader(configManager);
        cachedRuleReader.setRealRuleReaderService(realReader);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(0, cachedRuleReader.getStats().hitCount());
        assertEquals(0, cachedRuleReader.getStats().missCount());
        assertEquals(0, cachedRuleReader.getStats().evictionCount());


        RuleFilter filter1 = new RuleFilter();
        filter1.setUser("test_1");
        RuleFilter filter2 = new RuleFilter();
        filter2.setUser("test_2");
        RuleFilter filter3 = new RuleFilter();
        filter3.setUser("test_3");


        assertNotSame(filter1, filter2);


        // expected stats
        int hitExp = 0;
        int missExp = 0;
        int evictExp = 0;


        // first loading, obviously a miss
        AccessInfo ai1_1= cachedRuleReader.getAccessInfo(filter1);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(++missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());


        // second loading with the same rule, should be a hit
        ticker.setMillisec(1);
        AccessInfo ai1_2= cachedRuleReader.getAccessInfo(filter1);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(++hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());


        assertEquals(ai1_1, ai1_2);


        // loading a different filter, a miss again
        ticker.setMillisec(2);
        AccessInfo ai2= cachedRuleReader.getAccessInfo(filter2);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(++missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());


        // yet another different filter. we expect a miss, and an eviction
        ticker.setMillisec(3);
        AccessInfo ai3= cachedRuleReader.getAccessInfo(filter3);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(++missExp, cachedRuleReader.getStats().missCount());
        assertEquals(++evictExp, cachedRuleReader.getStats().evictionCount());


        // filter1 is the oldest one:
        ticker.setMillisec(4);
        cachedRuleReader.getAccessInfo(filter2);
        System.out.println(cachedRuleReader.getStats());
        assertEquals(++hitExp, cachedRuleReader.getStats().hitCount());


        ticker.setMillisec(5);
        cachedRuleReader.getAccessInfo(filter3);
        System.out.println(cachedRuleReader.getStats());
        assertEquals(++hitExp, cachedRuleReader.getStats().hitCount());


        // reload filter1, ==> filter 2 should be evicted
        ticker.setMillisec(6);
        cachedRuleReader.getAccessInfo(filter1);
        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(++missExp, cachedRuleReader.getStats().missCount());
        assertEquals(++evictExp, cachedRuleReader.getStats().evictionCount());
    }

View Full Code Here

        config.setExpireMilliSec(1000);
        config.setCustomTicker(ticker);


        configManager.setCacheConfiguration(config);


        CachedRuleReader cachedRuleReader = new CachedRuleReader(configManager);
        cachedRuleReader.setRealRuleReaderService(realReader);


        cachedRuleReader.getCacheInitParams().setSize(100);
        cachedRuleReader.getCacheInitParams().setRefreshMilliSec(500);
        cachedRuleReader.getCacheInitParams().setExpireMilliSec(1000);
        cachedRuleReader.getCacheInitParams().setCustomTicker(ticker);


        cachedRuleReader.init();


        System.out.println(cachedRuleReader.getStats());
        assertEquals(0, cachedRuleReader.getStats().hitCount());
        assertEquals(0, cachedRuleReader.getStats().missCount());
        assertEquals(0, cachedRuleReader.getStats().evictionCount());


        RuleFilter filter1 = new RuleFilter();
        filter1.setUser("test_1");
        RuleFilter filter2 = new RuleFilter();
        filter2.setUser("test_2");
        RuleFilter filter3 = new RuleFilter();
        filter3.setUser("test_3");


        int hitExp = 0;
        int missExp = 0;
        int evictExp = 0;


        // first loading
        AccessInfo ai1_1= cachedRuleReader.getAccessInfo(filter1);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(++missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());


        // second loading with the same rule, should be a hit
        ticker.setMillisec(1);
        AccessInfo ai1_2= cachedRuleReader.getAccessInfo(filter1);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(++hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());
        assertEquals(1, cachedRuleReader.getStats().loadSuccessCount());


        assertEquals(ai1_1, ai1_2);


        // loading the same filter, after the refresh time
        ticker.setMillisec(600);
//        LOGGER.log(Level.INFO, "We expect a reload() now....");
        System.out.println("---> We expect a reload() now....");
        AccessInfo ai1_3= cachedRuleReader.getAccessInfo(filter1);


        System.out.println(cachedRuleReader.getStats());
        assertEquals(++hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());
//        assertEquals(2, cachedRuleReader.getStats().loadSuccessCount()); // dunno if load is made asynch or not


        // reloading should have been triggered
        ticker.setMillisec(700);
        System.out.println("sleeping...");
        Thread.sleep(500);
        System.out.println(cachedRuleReader.getStats());
        assertEquals(hitExp, cachedRuleReader.getStats().hitCount());
        assertEquals(missExp, cachedRuleReader.getStats().missCount());
        assertEquals(evictExp, cachedRuleReader.getStats().evictionCount());
//        assertEquals(2, cachedRuleReader.getStats().loadSuccessCount());  // uhm, this does not work
        if(2!=cachedRuleReader.getStats().loadSuccessCount())
            LOGGER.log(Level.SEVERE, "*** Bad successCount check, expected 2, found {0}", cachedRuleReader.getStats().loadSuccessCount());


        ticker.setMillisec(800);
        cachedRuleReader.getAccessInfo(filter1);
        System.out.println(cachedRuleReader.getStats());


        ticker.setMillisec(2000);
        cachedRuleReader.getAccessInfo(filter1);
        System.out.println(cachedRuleReader.getStats());
    }

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