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Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jan 15, 2024 · Backend Development

Understanding Delaying Queue and Priority Queue in WorkQueue: Implementation, Usage, and Underlying Quadruple Heap

This article explains the design, implementation details, and practical usage of the Delaying Queue and Priority Queue modules in the WorkQueue library, covering their inheritance from the core Queue, the role of the Quadruple Heap data structure, and providing Go code examples for integration in backend systems.

DataStructureDelayingQueueGo
0 likes · 16 min read
Understanding Delaying Queue and Priority Queue in WorkQueue: Implementation, Usage, and Underlying Quadruple Heap
JD Tech
JD Tech
Jan 21, 2019 · Information Security

Analysis of a PriorityQueue-Based Java Deserialization Gadget Using ysoserial

This article examines how a specially crafted PriorityQueue object, generated via the ysoserial tool, can be serialized and later trigger malicious code execution during Java deserialization, detailing the construction of the gadget, the transformation chain, and the underlying JVM mechanisms that enable the exploit.

GadgetJavaPriorityQueue
0 likes · 13 min read
Analysis of a PriorityQueue-Based Java Deserialization Gadget Using ysoserial