| Name | Description | Type | Package | Framework |
| ByteBuffer | A byte buffer that exposes the internal byte array with minimal copying. | Interface | org.infinispan.commons.io | Infinispan |
| ByteBufferFactory | Used for building instances of ByteBuffer. | Interface | org.infinispan.commons.io | Infinispan |
| ByteBufferFactoryImpl | Class | org.infinispan.commons.io | Infinispan | |
| ByteBufferImpl | A byte buffer that exposes the internal byte array with minimal copyingSince:4. | Class | org.infinispan.commons.io | Infinispan |
| ByteBufferImpl .Externalizer | Class | org.infinispan.commons.io.ByteBufferImpl | Infinispan | |
| ExposedByteArrayOutputStream | which copies the internal buffer. | Class | org.infinispan.commons.io | Infinispan |
| SignedNumeric | Variable length encoding for signed numbers, using the ZigZag techniqueSince:8. | Class | org.infinispan.commons.io | Infinispan |
| UnsignedNumeric | Helper to read and write unsigned numericsSince:4. | Class | org.infinispan.commons.io | Infinispan |