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Chapter 3. The Multimap Cache
3.1. The Multimap Cache Copiar enlaceEnlace copiado en el portapapeles!
The MultimapCache is a cache that maps keys to values in which each key can contain multiple values. It currently only functions in Library Mode.
3.2. Installing MultimapCache using Maven Copiar enlaceEnlace copiado en el portapapeles!
To make the MultimapCache available in the Maven project configure the pom.xml as follows:
pom.xml
<dependency>
<groupId>org.infinispan</groupId>
<artifactId>infinispan-multimap</artifactId>
<version>...</version> <!-- 7.2.0 or later -->
</dependency>
3.3. Creating a Multimap Cache Copiar enlaceEnlace copiado en el portapapeles!
Create a MultimapCache using code like the following:
// create or obtain your EmbeddedCacheManager
EmbeddedCacheManager cm = ... ;
// create or obtain a MultimapCacheManager passing the EmbeddedCacheManager
MultimapCacheManager multimapCacheManager = EmbeddedMultimapCacheManagerFactory.from(cm);
// define the configuration for the multimap cache
multimapCacheManager.defineConfiguration(multimapCacheName, c.build());
// get the multimap cache
multimapCache = multimapCacheManager.get(multimapCacheName);
3.4. Example MultimapCache Usage Copiar enlaceEnlace copiado en el portapapeles!
Below is code demonstrating how to use MultimapCache:
MultimapCache<String, String> multimapCache = ...;
multimapCache.put("girlNames", "marie")
.thenCompose(r1 -> multimapCache.put("girlNames", "oihana"))
.thenCompose(r3 -> multimapCache.get("girlNames"))
.thenAccept(names -> {
if(names.contains("marie"))
System.out.println("Marie is a girl name");
if(names.contains("oihana"))
System.out.println("Oihana is a girl name");
});