May 15, 2017 · Fundamentals

Special Cases in Java Resource Closing: Utilities, Return Patterns, Non‑Closeable Streams, Nested Streams, JDBC Statements, and Sockets

This article, the fifth in a static code scanning series, explains six special scenarios—custom close utilities, methods returning resources, streams that need not be closed, nested stream closures, JDBC statement/result set relationships, and socket streams—that complicate determining whether Java resources have been properly closed.

CloseableIO StreamsJDBC

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Special Cases in Java Resource Closing: Utilities, Return Patterns, Non‑Closeable Streams, Nested Streams, JDBC Statements, and Sockets