Example usage for com.google.common.cache CacheBuilder initialCapacity

Introduction

In this page you can find the example usage for com.google.common.cache CacheBuilder initialCapacity.

Prototype

int initialCapacity

To view the source code for com.google.common.cache CacheBuilder initialCapacity.

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Usage

From source file:com.p000ison.dev.simpleclans2.claiming.data.ChunkCache.java

public ChunkCache(int initial, int maxSize, long duration) {
    CacheBuilder<Object, Object> builder = CacheBuilder.newBuilder();

    builder.maximumSize(maxSize);//from  www . j  a  v a 2 s.c  o  m
    builder.expireAfterAccess(duration, TimeUnit.SECONDS);
    builder.initialCapacity(initial);
    //        cache = builder.build(this);
}

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From source file:com.navercorp.pinpoint.profiler.context.active.DefaultActiveTraceRepository.java

private ConcurrentMap<ActiveTraceHandle, ActiveTrace> createCache(int maxActiveTraceSize) {
    final CacheBuilder<Object, Object> cacheBuilder = CacheBuilder.newBuilder();
    cacheBuilder.concurrencyLevel(64);//from  ww w . ja  va 2  s  .c  o  m
    cacheBuilder.initialCapacity(maxActiveTraceSize);
    cacheBuilder.maximumSize(maxActiveTraceSize);

    final Cache<ActiveTraceHandle, ActiveTrace> localCache = cacheBuilder.build();
    return localCache.asMap();
}

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From source file:uk.q3c.krail.core.user.opt.GuavaCacheConfiguration.java

public CacheBuilder<Object, Object> builder() {
    CacheBuilder<Object, Object> builder = CacheBuilder.newBuilder();
    if (initialCapacity != null) {
        builder.initialCapacity(initialCapacity);
    }/* ww w . j  av a 2s.c  om*/
    if (maximumSize != null) {
        builder.maximumSize(maximumSize);
    }
    if (maximumWeight != null) {
        builder.maximumWeight(maximumWeight);
    }
    if (concurrencyLevel != null) {
        builder.concurrencyLevel(concurrencyLevel);
    }
    if (weakKeys) {
        builder.weakKeys();
    }

    if (weakValues) {
    }
    builder.weakValues();
    if (softValues) {
        builder.softValues();
    }

    if (expireAfterWriteDuration != null) {
        builder.expireAfterWrite(expireAfterWriteDuration, expireAfterWriteTimeUnit);
    }
    if (expireAfterAccessDuration != null) {
        builder.expireAfterAccess(expireAfterAccessDuration, expireAfterAccessTimeUnit);
    }
    if (refreshAfterWriteDuration != null) {
        builder.refreshAfterWrite(refreshAfterWriteDuration, refreshAfterWriteTimeUnit);
    }

    if (ticker != null) {
        builder.ticker(ticker);
    }

    if (removalListener != null) {
        builder.removalListener(removalListener);
    }

    if (recordStats) {
        builder.recordStats();
    }
    return builder;
}

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From source file:org.locationtech.geogig.di.caching.CacheFactory.java

protected synchronized void createCache() {
    if (cache != null) {
        return;// w  w  w  . j  a  v a2s. c  o m
    }
    if (!cacheIsEnabled()) {
        this.cache = NO_CACHE;
        return;
    }
    final int maxSize = getConfig("maxSize", 50_000);
    final int concurrencyLevel = getConfig("concurrencyLevel", 4);

    final int expireSeconds = getConfig("expireSeconds", 300);
    final int initialCapacity = getConfig("initialCapacity", 10 * 1000);
    CacheBuilder<Object, Object> cacheBuilder = CacheBuilder.newBuilder();
    cacheBuilder = cacheBuilder.maximumSize(maxSize);
    cacheBuilder.expireAfterAccess(expireSeconds, TimeUnit.SECONDS);
    cacheBuilder.initialCapacity(initialCapacity);
    cacheBuilder.concurrencyLevel(concurrencyLevel);
    cacheBuilder.softValues();

    try {
        this.cache = cacheBuilder.build();
    } catch (RuntimeException e) {
        LOGGER.error(
                "Error configuring cache '{}' with maxSize: {}, expireSeconds: {}, initialCapacity: {}, concurrencyLevel: {}",
                configKeywordPrefix, maxSize, expireSeconds, initialCapacity, concurrencyLevel, e);

        throw e;
    }

    LOGGER.debug(
            "Cache '{}' configured with maxSize: {}, expireSeconds: {}, initialCapacity: {}, concurrencyLevel: {}",
            configKeywordPrefix, maxSize, expireSeconds, initialCapacity, concurrencyLevel);

}

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From source file:org.eclipse.xtext.xbase.ide.types.ClasspathScanner.java

protected Cache<Pair<ClassLoader, Collection<String>>, Iterable<ITypeDescriptor>> createClassLoaderCache() {
    CacheBuilder<Object, Object> _newBuilder = CacheBuilder.newBuilder();
    CacheBuilder<Object, Object> _initialCapacity = _newBuilder.initialCapacity(8);
    CacheBuilder<Object, Object> _concurrencyLevel = _initialCapacity.concurrencyLevel(2);
    CacheBuilder<Object, Object> _maximumSize = _concurrencyLevel.maximumSize(32);
    CacheBuilder<Object, Object> _expireAfterAccess = _maximumSize.expireAfterAccess(5, TimeUnit.MINUTES);
    return _expireAfterAccess.<Pair<ClassLoader, Collection<String>>, Iterable<ITypeDescriptor>>build();
}

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From source file:org.eclipse.xtext.xbase.ide.types.ClasspathScanner.java

protected Cache<Pair<URI, Collection<String>>, Iterable<ITypeDescriptor>> createUriCache() {
    CacheBuilder<Object, Object> _newBuilder = CacheBuilder.newBuilder();
    CacheBuilder<Object, Object> _initialCapacity = _newBuilder.initialCapacity(64);
    CacheBuilder<Object, Object> _concurrencyLevel = _initialCapacity.concurrencyLevel(2);
    CacheBuilder<Object, Object> _maximumSize = _concurrencyLevel.maximumSize(256);
    CacheBuilder<Object, Object> _expireAfterAccess = _maximumSize.expireAfterAccess(30, TimeUnit.MINUTES);
    return _expireAfterAccess.<Pair<URI, Collection<String>>, Iterable<ITypeDescriptor>>build();
}

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From source file:org.geogit.di.caching.CacheFactory.java

protected synchronized void createCache() {
    if (cache != null) {
        return;/*  ww w.j  av a 2s . c  o m*/
    }
    if (!cacheIsEnabled()) {
        this.cache = NO_CACHE;
        return;
    }
    final int maxSize = getConfig("maxSize", 50 * 1000);
    final int concurrencyLevel = getConfig("concurrencyLevel", 0);
    if (concurrencyLevel == 0) {
        this.cache = new SimpleCache<ObjectId, RevObject>(maxSize);
        LOGGER.info("Cache '{}' configured with maxSize: {}", configKeywordPrefix, maxSize);
        return;
    }

    final int expireSeconds = getConfig("expireSeconds", 30);
    final int initialCapacity = getConfig("initialCapacity", 10 * 1000);
    CacheBuilder<Object, Object> cacheBuilder = CacheBuilder.newBuilder();
    cacheBuilder = cacheBuilder.maximumSize(maxSize);
    cacheBuilder.expireAfterAccess(expireSeconds, TimeUnit.SECONDS);
    cacheBuilder.initialCapacity(initialCapacity);
    cacheBuilder.concurrencyLevel(concurrencyLevel);

    try {
        this.cache = cacheBuilder.build();
    } catch (RuntimeException e) {
        LOGGER.error(
                "Error configuring cache '{}' with maxSize: {}, expireSeconds: {}, initialCapacity: {}, concurrencyLevel: {}",
                configKeywordPrefix, maxSize, expireSeconds, initialCapacity, concurrencyLevel, e);

        throw e;
    }

    LOGGER.debug(
            "Cache '{}' configured with maxSize: {}, expireSeconds: {}, initialCapacity: {}, concurrencyLevel: {}",
            configKeywordPrefix, maxSize, expireSeconds, initialCapacity, concurrencyLevel);

}

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From source file:com.github.pagehelper.cache.GuavaCache.java

public GuavaCache(Properties properties, String prefix) {
    CacheBuilder cacheBuilder = CacheBuilder.newBuilder();
    String maximumSize = properties.getProperty(prefix + ".maximumSize");
    if (StringUtil.isNotEmpty(maximumSize)) {
        cacheBuilder.maximumSize(Long.parseLong(maximumSize));
    } else {// www. j a  v  a  2 s.c  o  m
        cacheBuilder.maximumSize(1000);
    }
    String expireAfterAccess = properties.getProperty(prefix + ".expireAfterAccess");
    if (StringUtil.isNotEmpty(expireAfterAccess)) {
        cacheBuilder.expireAfterAccess(Long.parseLong(expireAfterAccess), TimeUnit.MILLISECONDS);
    }
    String expireAfterWrite = properties.getProperty(prefix + ".expireAfterWrite");
    if (StringUtil.isNotEmpty(expireAfterWrite)) {
        cacheBuilder.expireAfterWrite(Long.parseLong(expireAfterWrite), TimeUnit.MILLISECONDS);
    }
    String initialCapacity = properties.getProperty(prefix + ".initialCapacity");
    if (StringUtil.isNotEmpty(initialCapacity)) {
        cacheBuilder.initialCapacity(Integer.parseInt(initialCapacity));
    }
    CACHE = cacheBuilder.build();
}

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From source file:com.sinotopia.mybatis.pagehelper.cache.GuavaCache.java

public GuavaCache(Properties properties, String prefix) {

    CacheBuilder cacheBuilder = CacheBuilder.newBuilder();
    String maximumSize = properties.getProperty(prefix + ".maximumSize");
    if (StringUtil.isNotEmpty(maximumSize)) {
        cacheBuilder.maximumSize(Long.parseLong(maximumSize));
    } else {/*from  w w w  .j a  v a  2s.c o  m*/
        cacheBuilder.maximumSize(1000);
    }
    String expireAfterAccess = properties.getProperty(prefix + ".expireAfterAccess");
    if (StringUtil.isNotEmpty(expireAfterAccess)) {
        cacheBuilder.expireAfterAccess(Long.parseLong(expireAfterAccess), TimeUnit.MILLISECONDS);
    }
    String expireAfterWrite = properties.getProperty(prefix + ".expireAfterWrite");
    if (StringUtil.isNotEmpty(expireAfterWrite)) {
        cacheBuilder.expireAfterWrite(Long.parseLong(expireAfterWrite), TimeUnit.MILLISECONDS);
    }
    String initialCapacity = properties.getProperty(prefix + ".initialCapacity");
    if (StringUtil.isNotEmpty(initialCapacity)) {
        cacheBuilder.initialCapacity(Integer.parseInt(initialCapacity));
    }
    CACHE = cacheBuilder.build();
}

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From source file:software.coolstuff.springframework.owncloud.service.impl.rest.OwncloudRestResourceServiceImpl.java

protected LoadingCache<String, Sardine> buildSardineCache() {
    CacheProperties cacheProperties = properties.getResourceService().getSardineCache();
    CacheBuilder<Object, Object> builder = CacheBuilder.newBuilder();
    if (cacheProperties.getConcurrencyLevel() != null) {
        builder.concurrencyLevel(cacheProperties.getConcurrencyLevel());
    }//from   www  .ja va 2s  . c  o  m
    if (cacheProperties.getExpireAfterAccess() != null
            && cacheProperties.getExpireAfterAccessTimeUnit() != null) {
        builder.expireAfterAccess(cacheProperties.getExpireAfterAccess(),
                cacheProperties.getExpireAfterAccessTimeUnit());
    }
    if (cacheProperties.getExpireAfterWrite() != null
            && cacheProperties.getExpireAfterWriteTimeUnit() != null) {
        builder.expireAfterWrite(cacheProperties.getExpireAfterWrite(),
                cacheProperties.getExpireAfterWriteTimeUnit());
    }
    if (cacheProperties.getInitialCapacity() != null) {
        builder.initialCapacity(cacheProperties.getInitialCapacity());
    }
    if (cacheProperties.getMaximumSize() != null) {
        builder.maximumSize(cacheProperties.getMaximumSize());
    }
    if (cacheProperties.getMaximumWeight() != null) {
        builder.maximumWeight(cacheProperties.getMaximumWeight());
    }
    if (cacheProperties.getRefreshAfterWrite() != null
            && cacheProperties.getRefreshAfterWriteTimeUnit() != null) {
        builder.refreshAfterWrite(cacheProperties.getRefreshAfterWrite(),
                cacheProperties.getRefreshAfterWriteTimeUnit());
    }
    return builder.build(sardineCacheLoader);
}

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