public static org.apache.http.client.HttpClient withCaching(
org.apache.http.client.HttpClient client, int maxCacheEntries, int maxObjectSizeBytes) {
CacheConfig cacheConfig = new CacheConfig();
cacheConfig.setMaxCacheEntries(maxCacheEntries);
cacheConfig.setMaxObjectSizeBytes(maxObjectSizeBytes);
return new CachingHttpClient(client, cacheConfig);
}
@Bean
@Singleton
public HttpClient httpClient() {
HttpClient httpClient = new DefaultHttpClient();
log.info("creating cached HttpClient");
CacheConfig cacheConfig = new CacheConfig();
cacheConfig.setMaxCacheEntries(1000);
cacheConfig.setMaxObjectSize(8192);
HttpClient httpClientCached = new CachingHttpClient(httpClient, cacheConfig);
return httpClientCached;
}
/**
* Constructs a storage backend using the provided Ehcache with the given configuration options,
* but using an alternative cache entry serialization strategy.
*
* @param cache where to store cached origin responses
* @param config cache storage configuration options - note that the setting for max object size
* <b>will be ignored</b> and should be configured in the Ehcache instead.
* @param serializer alternative serialization mechanism
*/
public EhcacheHttpCacheStorage(
final Ehcache cache, final CacheConfig config, final HttpCacheEntrySerializer serializer) {
this.cache = cache;
this.maxUpdateRetries = config.getMaxUpdateRetries();
this.serializer = serializer;
}