[HADOOP-8535] Cut hadoop build times in half (upgrade maven-compiler-plugin to 2.5.1)

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.23.3, 2.0.0-alpha
• Fix Version/s: 0.23.3, 2.0.2-alpha
• Component/s: build
• Assignee: Jonathan Turner Eagles
• Reporter: Jonathan Turner Eagles
• Created: 27/Jun/12 16:22
• Updated: 11/Oct/12 17:45
• Resolved: 28/Jun/12 14:26

Description

starting with 2.4.0 maven-compiler-plugin started caching the class loader for the javac compiler. This patch upgrades the compiler to 2.5.1. On my box, build times are reduced from 5 minutes to 2 minutes.

Issue Links

• relates to: HBASE-6286 Upgrade maven-compiler-plugin to 2.5.1