Added a lazy StringBuilder

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 5.1 EE SP4 (5.1.7), 5.2 EE SP2 (5.2.6)
• Fix Version/s: 5.1 EE SP5 (5.1.8), 5.2 EE SP3 (5.2.7)
• Component/s: Legacy Components > API, Performance
• Labels: None
• Environment: All

A lazy StringBuilder has been added. com.liferay.portal.kernel.util.StringBundler, unlike the slower java.lang.StringBuilder, will wait until toString() is called before the final string is created.

Where appropriate, the portal source code has been updated to use the new StringBundler class..