org.apache.ibatis.cache.decorators.SoftCache Java Examples

The following examples show how to use org.apache.ibatis.cache.decorators.SoftCache. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SoftCacheTest.java    From mybaties with Apache License 2.0 6 votes vote down vote up 
@Test
public void shouldDemonstrateObjectsBeingCollectedAsNeeded() throws Exception {
  final int N = 3000000;
  SoftCache cache = new SoftCache(new PerpetualCache("default"));
  for (int i = 0; i < N; i++) {
    byte[] array = new byte[5001]; //waste a bunch of memory
    array[5000] = 1;
    cache.putObject(i, array);
    Object value = cache.getObject(i);
    if (cache.getSize() < i + 1) {
      //System.out.println("Cache exceeded with " + (i + 1) + " entries.");
      break;
    }
  }
  assertTrue(cache.getSize() < N);
}
Example #2
Source File: SoftCacheTest.java    From mybatis with Apache License 2.0 6 votes vote down vote up 
@Test
public void shouldDemonstrateObjectsBeingCollectedAsNeeded() throws Exception {
  final int N = 3000000;
  SoftCache cache = new SoftCache(new PerpetualCache("default"));
  for (int i = 0; i < N; i++) {
    byte[] array = new byte[5001]; //waste a bunch of memory
    array[5000] = 1;
    cache.putObject(i, array);
    Object value = cache.getObject(i);
    if (cache.getSize() < i + 1) {
      //System.out.println("Cache exceeded with " + (i + 1) + " entries.");
      break;
    }
  }
  assertTrue(cache.getSize() < N);
}
Example #3
Source File: Configuration.java    From Shop-for-JavaWeb with MIT License 5 votes vote down vote up 
public Configuration() {
	typeAliasRegistry.registerAlias("JDBC", JdbcTransactionFactory.class);
	typeAliasRegistry.registerAlias("MANAGED",
			ManagedTransactionFactory.class);

	typeAliasRegistry.registerAlias("JNDI", JndiDataSourceFactory.class);
	typeAliasRegistry
			.registerAlias("POOLED", PooledDataSourceFactory.class);
	typeAliasRegistry.registerAlias("UNPOOLED",
			UnpooledDataSourceFactory.class);

	typeAliasRegistry.registerAlias("PERPETUAL", PerpetualCache.class);
	typeAliasRegistry.registerAlias("FIFO", FifoCache.class);
	typeAliasRegistry.registerAlias("LRU", LruCache.class);
	typeAliasRegistry.registerAlias("SOFT", SoftCache.class);
	typeAliasRegistry.registerAlias("WEAK", WeakCache.class);

	typeAliasRegistry.registerAlias("DB_VENDOR",
			VendorDatabaseIdProvider.class);

	typeAliasRegistry.registerAlias("XML", XMLLanguageDriver.class);
	typeAliasRegistry.registerAlias("RAW", RawLanguageDriver.class);

	typeAliasRegistry.registerAlias("SLF4J", Slf4jImpl.class);
	typeAliasRegistry.registerAlias("COMMONS_LOGGING",
			JakartaCommonsLoggingImpl.class);
	typeAliasRegistry.registerAlias("LOG4J", Log4jImpl.class);
	typeAliasRegistry.registerAlias("LOG4J2", Log4j2Impl.class);
	typeAliasRegistry.registerAlias("JDK_LOGGING", Jdk14LoggingImpl.class);
	typeAliasRegistry.registerAlias("STDOUT_LOGGING", StdOutImpl.class);
	typeAliasRegistry.registerAlias("NO_LOGGING", NoLoggingImpl.class);

	typeAliasRegistry.registerAlias("CGLIB", CglibProxyFactory.class);
	typeAliasRegistry.registerAlias("JAVASSIST",
			JavassistProxyFactory.class);

	languageRegistry.setDefaultDriverClass(XMLLanguageDriver.class);
	languageRegistry.register(RawLanguageDriver.class);
}
Example #4
Source File: Configuration.java    From mybaties with Apache License 2.0 5 votes vote down vote up 
public Configuration() {
  //注册更多的类型别名，至于为何不直接在TypeAliasRegistry里注册，还需进一步研究
  typeAliasRegistry.registerAlias("JDBC", JdbcTransactionFactory.class);
  typeAliasRegistry.registerAlias("MANAGED", ManagedTransactionFactory.class);

  typeAliasRegistry.registerAlias("JNDI", JndiDataSourceFactory.class);
  typeAliasRegistry.registerAlias("POOLED", PooledDataSourceFactory.class);
  typeAliasRegistry.registerAlias("UNPOOLED", UnpooledDataSourceFactory.class);

  typeAliasRegistry.registerAlias("PERPETUAL", PerpetualCache.class);
  typeAliasRegistry.registerAlias("FIFO", FifoCache.class);
  typeAliasRegistry.registerAlias("LRU", LruCache.class);
  typeAliasRegistry.registerAlias("SOFT", SoftCache.class);
  typeAliasRegistry.registerAlias("WEAK", WeakCache.class);

  typeAliasRegistry.registerAlias("DB_VENDOR", VendorDatabaseIdProvider.class);

  typeAliasRegistry.registerAlias("XML", XMLLanguageDriver.class);
  typeAliasRegistry.registerAlias("RAW", RawLanguageDriver.class);

  typeAliasRegistry.registerAlias("SLF4J", Slf4jImpl.class);
  typeAliasRegistry.registerAlias("COMMONS_LOGGING", JakartaCommonsLoggingImpl.class);
  typeAliasRegistry.registerAlias("LOG4J", Log4jImpl.class);
  typeAliasRegistry.registerAlias("LOG4J2", Log4j2Impl.class);
  typeAliasRegistry.registerAlias("JDK_LOGGING", Jdk14LoggingImpl.class);
  typeAliasRegistry.registerAlias("STDOUT_LOGGING", StdOutImpl.class);
  typeAliasRegistry.registerAlias("NO_LOGGING", NoLoggingImpl.class);

  typeAliasRegistry.registerAlias("CGLIB", CglibProxyFactory.class);
  typeAliasRegistry.registerAlias("JAVASSIST", JavassistProxyFactory.class);

  languageRegistry.setDefaultDriverClass(XMLLanguageDriver.class);
  languageRegistry.register(RawLanguageDriver.class);
}
Example #5
Source File: SoftCacheTest.java    From mybaties with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldDemonstrateCopiesAreEqual() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  cache = new SerializedCache(cache);
  for (int i = 0; i < 1000; i++) {
    cache.putObject(i, i);
    Object value = cache.getObject(i);
    assertTrue(value == null || value.equals(i));
  }
}
Example #6
Source File: SoftCacheTest.java    From mybaties with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldRemoveItemOnDemand() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  cache.putObject(0, 0);
  assertNotNull(cache.getObject(0));
  cache.removeObject(0);
  assertNull(cache.getObject(0));
}
Example #7
Source File: SoftCacheTest.java    From mybaties with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldFlushAllItemsOnDemand() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  for (int i = 0; i < 5; i++) {
    cache.putObject(i, i);
  }
  assertNotNull(cache.getObject(0));
  assertNotNull(cache.getObject(4));
  cache.clear();
  assertNull(cache.getObject(0));
  assertNull(cache.getObject(4));
}
Example #8
Source File: Configuration.java    From mybatis with Apache License 2.0 5 votes vote down vote up 
public Configuration() {
  //注册更多的类型别名，至于为何不直接在TypeAliasRegistry里注册，还需进一步研究
  typeAliasRegistry.registerAlias("JDBC", JdbcTransactionFactory.class);
  typeAliasRegistry.registerAlias("MANAGED", ManagedTransactionFactory.class);

  typeAliasRegistry.registerAlias("JNDI", JndiDataSourceFactory.class);
  typeAliasRegistry.registerAlias("POOLED", PooledDataSourceFactory.class);
  typeAliasRegistry.registerAlias("UNPOOLED", UnpooledDataSourceFactory.class);

  typeAliasRegistry.registerAlias("PERPETUAL", PerpetualCache.class);
  typeAliasRegistry.registerAlias("FIFO", FifoCache.class);
  typeAliasRegistry.registerAlias("LRU", LruCache.class);
  typeAliasRegistry.registerAlias("SOFT", SoftCache.class);
  typeAliasRegistry.registerAlias("WEAK", WeakCache.class);

  typeAliasRegistry.registerAlias("DB_VENDOR", VendorDatabaseIdProvider.class);

  typeAliasRegistry.registerAlias("XML", XMLLanguageDriver.class);
  typeAliasRegistry.registerAlias("RAW", RawLanguageDriver.class);

  typeAliasRegistry.registerAlias("SLF4J", Slf4jImpl.class);
  typeAliasRegistry.registerAlias("COMMONS_LOGGING", JakartaCommonsLoggingImpl.class);
  typeAliasRegistry.registerAlias("LOG4J", Log4jImpl.class);
  typeAliasRegistry.registerAlias("LOG4J2", Log4j2Impl.class);
  typeAliasRegistry.registerAlias("JDK_LOGGING", Jdk14LoggingImpl.class);
  typeAliasRegistry.registerAlias("STDOUT_LOGGING", StdOutImpl.class);
  typeAliasRegistry.registerAlias("NO_LOGGING", NoLoggingImpl.class);

  typeAliasRegistry.registerAlias("CGLIB", CglibProxyFactory.class);
  typeAliasRegistry.registerAlias("JAVASSIST", JavassistProxyFactory.class);

  languageRegistry.setDefaultDriverClass(XMLLanguageDriver.class);
  languageRegistry.register(RawLanguageDriver.class);
}
Example #9
Source File: SoftCacheTest.java    From mybatis with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldDemonstrateCopiesAreEqual() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  cache = new SerializedCache(cache);
  for (int i = 0; i < 1000; i++) {
    cache.putObject(i, i);
    Object value = cache.getObject(i);
    assertTrue(value == null || value.equals(i));
  }
}
Example #10
Source File: SoftCacheTest.java    From mybatis with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldRemoveItemOnDemand() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  cache.putObject(0, 0);
  assertNotNull(cache.getObject(0));
  cache.removeObject(0);
  assertNull(cache.getObject(0));
}
Example #11
Source File: SoftCacheTest.java    From mybatis with Apache License 2.0 5 votes vote down vote up 
@Test
public void shouldFlushAllItemsOnDemand() {
  Cache cache = new SoftCache(new PerpetualCache("default"));
  for (int i = 0; i < 5; i++) {
    cache.putObject(i, i);
  }
  assertNotNull(cache.getObject(0));
  assertNotNull(cache.getObject(4));
  cache.clear();
  assertNull(cache.getObject(0));
  assertNull(cache.getObject(4));
}