程序包的使用
org.h2.util

使用org.h2.util的程序包

程序包	说明
org.h2.engine	Contains high level classes of the database and classes that don't fit in another sub-package.
org.h2.index	Various table index implementations, as well as cursors to navigate in an index.
org.h2.mvstore.db	Helper classes to use the MVStore in the H2 database.
org.h2.store	Storage abstractions, such as a file with a cache, or a class to convert values to a byte array and vice versa.
org.h2.tools	Various tools.
org.h2.util	Internal utility classes.

org.h2.engine使用的org.h2.util中的类

类和说明
SmallLRUCache This class implements a small LRU object cache.
SourceCompiler This class allows to convert source code to a class.
TempFileDeleter This class deletes temporary files when they are not used any longer.

org.h2.index使用的org.h2.util中的类

类和说明
CacheObject The base object for all cached objects.

org.h2.mvstore.db使用的org.h2.util中的类

类和说明
BitField A list of bits.
DebuggingThreadLocal Similar to ThreadLocal, except that it allows its data to be read from other threads - useful for debugging info.

org.h2.store使用的org.h2.util中的类

类和说明
BitField A list of bits.
Cache The cache keeps frequently used objects in the main memory.
CacheObject The base object for all cached objects.
CacheWriter The cache writer is called by the cache to persist changed data that needs to be removed from the cache.
SmallLRUCache This class implements a small LRU object cache.
TempFileDeleter This class deletes temporary files when they are not used any longer.

org.h2.tools使用的org.h2.util中的类

类和说明
SmallLRUCache This class implements a small LRU object cache.
TempFileDeleter This class deletes temporary files when they are not used any longer.
Tool Command line tools implement the tool interface so that they can be used in the H2 Console.

org.h2.util使用的org.h2.util中的类

类和说明
AbbaLockingDetector Utility to detect AB-BA deadlocks.
Cache The cache keeps frequently used objects in the main memory.
CacheObject The base object for all cached objects.
CacheWriter The cache writer is called by the cache to persist changed data that needs to be removed from the cache.
CloseWatcher A phantom reference to watch for unclosed objects.
HashBase The base for other hash classes.
Permutations A class to iterate over all permutations of an array.
Profiler A simple CPU profiling tool similar to java -Xrunhprof.
SmallLRUCache This class implements a small LRU object cache.
SortedProperties Sorted properties file.
StatementBuilder A utility class to build a statement.
Task A method call that is executed in a separate thread.
TempFileDeleter This class deletes temporary files when they are not used any longer.
Utils.ClassFactory The utility methods will try to use the provided class factories to convert binary name of class to Class object.
ValueHashMap This hash map supports keys of type Value.