# Uses of Interface
org.springframework.batch.item.ItemStreamReader

Packages that use ItemStreamReader
Package
Description
org.springframework.batch.item.avro
org.springframework.batch.item.data
Spring Data related readers and writers.
org.springframework.batch.item.database
Infrastructure implementations of database based item readers and writers.
org.springframework.batch.item.file
Infrastructure implementations of io file concerns.
org.springframework.batch.item.json
Infrastructure implementations of JSON input and output.
org.springframework.batch.item.kafka
Apache Kafka related readers and writers
org.springframework.batch.item.ldif
This package contains the classes required for using the LdifParser in Spring LDAP.
org.springframework.batch.item.support
Internal support package
org.springframework.batch.item.support.builder
Builders for support classes.
org.springframework.batch.item.xml
Infrastructure implementations of xml input and output.

- ## Uses of ItemStreamReader in org.springframework.batch.item.avro

  Classes in org.springframework.batch.item.avro that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `AvroItemReader<T>`
  An `ItemReader` that deserializes data from a `Resource` containing serialized Avro objects.

- ## Uses of ItemStreamReader in org.springframework.batch.item.data

  Classes in org.springframework.batch.item.data that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `AbstractPaginatedDataItemReader<T>`
  A base class that handles basic reading logic based on the paginated semantics of Spring Data's paginated facilities.
  `class`
  `MongoItemReader<T>`
  Restartable `ItemReader` that reads documents from MongoDB via a paging technique.
  `class`
  `Neo4jItemReader<T>`
  Deprecated.
  since 5.0 in favor of the item reader from https://github.com/spring-projects/spring-batch-extensions/blob/main/spring-batch-neo4j
  `class`
  `RepositoryItemReader<T>`
  A `ItemReader` that reads records utilizing a `PagingAndSortingRepository`.

- ## Uses of ItemStreamReader in org.springframework.batch.item.database

  Classes in org.springframework.batch.item.database that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `AbstractCursorItemReader<T>`
  Abstract base class for any simple item reader that opens a database cursor and continually retrieves the next row in the ResultSet.
  `class`
  `AbstractPagingItemReader<T>`
  Abstract `ItemStreamReader` for to extend when reading database records in a paging fashion.
  `class`
  `HibernateCursorItemReader<T>`
  `ItemStreamReader` for reading database records built on top of Hibernate.
  `class`
  `HibernatePagingItemReader<T>`
  `ItemReader` for reading database records built on top of Hibernate and reading only up to a fixed number of items at a time.
  `class`
  `JdbcCursorItemReader<T>`
  Simple item reader implementation that opens a JDBC cursor and continually retrieves the next row in the ResultSet.
  `class`
  `JdbcPagingItemReader<T>`
  `ItemReader` for reading database records using JDBC in a paging fashion.
  `class`
  `JpaCursorItemReader<T>`
  `ItemStreamReader` implementation based on JPA `Query.getResultStream()`.
  `class`
  `JpaPagingItemReader<T>`
  `ItemReader` for reading database records built on top of JPA.
  `class`
  `StoredProcedureItemReader<T>`
  Item reader implementation that executes a stored procedure and then reads the returned cursor and continually retrieves the next row in the `ResultSet`.

- ## Uses of ItemStreamReader in org.springframework.batch.item.file

  Subinterfaces of ItemStreamReader in org.springframework.batch.item.file
  Modifier and Type
  Interface
  Description
  `interface`
  `ResourceAwareItemReaderItemStream<T>`
  Interface for `ItemReader`s that implement `ItemStream` and read input from `Resource`.
  Classes in org.springframework.batch.item.file that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `FlatFileItemReader<T>`
  Restartable `ItemReader` that reads lines from input `FlatFileItemReader.setResource(Resource)`.
  `class`
  `MultiResourceItemReader<T>`
  Reads items from multiple resources sequentially - resource list is given by `MultiResourceItemReader.setResources(Resource[])`, the actual reading is delegated to `MultiResourceItemReader.setDelegate(ResourceAwareItemReaderItemStream)`.
  `class`
  `ResourcesItemReader`
  `ItemReader` which produces `Resource` instances from an array.

- ## Uses of ItemStreamReader in org.springframework.batch.item.json

  Classes in org.springframework.batch.item.json that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `JsonItemReader<T>`
  `ItemStreamReader` implementation that reads Json objects from a `Resource` having the following format:

- ## Uses of ItemStreamReader in org.springframework.batch.item.kafka

  Classes in org.springframework.batch.item.kafka that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `KafkaItemReader<K,V>`
  An `ItemReader` implementation for Apache Kafka.

- ## Uses of ItemStreamReader in org.springframework.batch.item.ldif

  Classes in org.springframework.batch.item.ldif that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `LdifReader`
  The `LdifReader` is an adaptation of the `FlatFileItemReader` built around an `LdifParser`.
  `class`
  `MappingLdifReader<T>`
  The `MappingLdifReader` is an adaptation of the `FlatFileItemReader` built around an `LdifParser`.

- ## Uses of ItemStreamReader in org.springframework.batch.item.support

  Classes in org.springframework.batch.item.support that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `AbstractItemCountingItemStreamItemReader<T>`
  Abstract superclass for `ItemReader`s that supports restart by storing item count in the `ExecutionContext` (therefore requires item ordering to be preserved between runs).
  `class`
  `AbstractItemStreamItemReader<T>`
  Base class for `ItemReader` implementations.
  `class`
  `SingleItemPeekableItemReader<T>`
  A `PeekableItemReader` that allows the user to peek one item ahead.
  `class`
  `SynchronizedItemStreamReader<T>`
  This is a simple ItemStreamReader decorator with a synchronized ItemReader.read() method - which makes a non-thread-safe ItemReader thread-safe.
  Methods in org.springframework.batch.item.support with parameters of type ItemStreamReader
  Modifier and Type
  Method
  Description
  `void`
  SynchronizedItemStreamReader.`setDelegate(ItemStreamReader<T> delegate)`

- ## Uses of ItemStreamReader in org.springframework.batch.item.support.builder

  Methods in org.springframework.batch.item.support.builder with parameters of type ItemStreamReader
  Modifier and Type
  Method
  Description
  `SynchronizedItemStreamReaderBuilder<T>`
  SynchronizedItemStreamReaderBuilder.`delegate(ItemStreamReader<T> delegate)`
  The item stream reader to use as a delegate.

- ## Uses of ItemStreamReader in org.springframework.batch.item.xml

  Classes in org.springframework.batch.item.xml that implement ItemStreamReader
  Modifier and Type
  Class
  Description
  `class`
  `StaxEventItemReader<T>`
  Item reader for reading XML input based on StAX.