| Name | Description | Type | Package | Framework |
| StackTraceUtils | Utility methods for analyzing stack traces. | Class | org.springframework.integration.util | Spring Integration |
| SimplePool .PoolItemCallback | User of the pool provide an implementation of this interface; called duringvarious pool operations. | Interface | org.springframework.integration.util.SimplePool | Spring Integration |
| SimplePool | timeout when attempting to obtain an item from the pool. | Class | org.springframework.integration.util | Spring Integration |
| Pool | Represents a pool of items. | Interface | org.springframework.integration.util | Spring Integration |
| MessagingMethodInvokerHelper | A helper class for processors that invoke a method on a target Object usinga combination of message payload(s) and headers as arguments. | Class | org.springframework.integration.util | Spring Integration |
| MessagingAnnotationUtils | Utility methods to support annotation processing. | Class | org.springframework.integration.util | Spring Integration |
| FunctionIterator | An Iterator implementation to convert each item from the targetiterator to a new object applying the function on next(). | Class | org.springframework.integration.util | Spring Integration |
| Function | and return a result of an optionally different type. | Interface | org.springframework.integration.util | Spring Integration |
| FixedMethodFilter | A MethodFilter implementation that will always returnthe same Method instance within a single-element list if it is | Class | org.springframework.integration.util | Spring Integration |
| ErrorHandlingTaskExecutor | A TaskExecutor implementation that wraps an existing Executorinstance in order to catch any exceptions. | Class | org.springframework.integration.util | Spring Integration |
| DynamicPeriodicTrigger | This is a dynamically changeable Trigger. | Class | org.springframework.integration.util | Spring Integration |
| CompositeExecutor | An Executor that encapsulates two underlying executors. | Class | org.springframework.integration.util | Spring Integration |
| CollectionFilter | Base strategy for filtering out a subset of a Collection of elements. | Interface | org.springframework.integration.util | Spring Integration |
| ClassUtils | Class | org.springframework.integration.util | Spring Integration | |
| CallerBlocksPolicy | A RejectedExecutionHandler that blocks the caller untilthe executor has room in its queue, or a timeout occurs (in which | Class | org.springframework.integration.util | Spring Integration |
| BeanFactoryTypeConverter | Class | org.springframework.integration.util | Spring Integration | |
| AnnotatedMethodFilter | A MethodFilter implementation that enables the following:matching on method name, if availableexclusion of void-returning methods if 'requiresReply' is truelimiting to annotated methods if at least one is present | Class | org.springframework.integration.util | Spring Integration |
| AcceptOnceCollectionFilter | An implementation of CollectionFilter that remembers the elements passed inthe previous invocation in order to avoid returning those elements more than once. | Class | org.springframework.integration.util | Spring Integration |
| AbstractExpressionEvaluator | Class | org.springframework.integration.util | Spring Integration | |
| UniqueMethodFilter | Class | org.springframework.integration.util | Spring Integration | |
| UpperBound | Thin wrapper around a Semaphore that allows to create a potentially unlimited upper boundto by used in buffers of messages (e. | Class | org.springframework.integration.util | Spring Integration |
| UUIDConverter | Utility to help generate UUID instances from generic objects. | Class | org.springframework.integration.util | Spring Integration |
| WhileLockedProcessor | A simple strategy callback class that allows you to providea code that needs to be executed under Lock provided by | Class | org.springframework.integration.util | Spring Integration |