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Java Runtime Environment 1.6.0.21 (32-bit)

v 1.6.0.21 (32-bit)
Windows 免費軟體 7.271/10 (2061)
前往官方網站 jre-6u21-windows-i586.exe · 15.32MB
  • 目前版本1.6.0.21 (32-bit)
  • 更新日期2010-07-09
  • 檔案大小15.32MB
  • 檔案名稱jre-6u21-windows-i586.exe
  • 作業系統Windows Vista 64-bit / Windows 7 64-bit / Windows 8 64-bit / Windows 10 / Windows 10 64-bit
  • 支援語系Multiple languages
  • 授權型式免費軟體
  • 開發商 Oracle
  • 軟體分類Windows 軟體 / 瀏覽器與外掛
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軟體介紹

如要在電腦上執行，Java開發出來的軟體，則需要安裝Java Runtime Environment(JRE)，JRE 內容有 Java虛擬機、Java核心類別及支援Java平台的程式庫所組成。 如果要在瀏覽器中執行Java開發的軟體，則需要安裝Java Runtime Environment(JRE)。
  • 支援Windows Vista及 7。
  • 更高的效能及穩定性。
  • 支援由右到左的文字顯示。
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更新日誌

1.6.0.21 (32-bit)

# OlsonData 2010i

* Java SE 6u21 contains Olson time zone data version 2010i.

# Additional Supported System Configurations
For Java SE 6u21, support has been added for the following system configurations:
* Oracle Enterprise Linux 5.5
* Oracle Enterprise Linux 5.4
* Oracle Enterprise Linux 4.8
* Red Hat Enterprise Linux 5.5
* Red Hat Enterprise Linux 5.4
* Oracle VM 2.2.0.0.0
* Google Chrome 4.0

# Support for Customized Loading Progress Indicators

* With Java SE 6u21, you can now enhance the loading experience of an application by providing a customized loading progress indicator (sometimes referred to as a progress bar) to better inform the end user of how much of the application has been downloaded during startup.

# Java Hotspot VM 17.0

* Java SE 6u21 includes version 17.0 of the Java HotSpot Virtual Machine with improvements to overall quality and features such as compressed object pointers, escape analysis-based optimization, code cache management, the Concurrent Mark-Sweep garbage collector and its successor, the Garbage First (G1) garbage collector. (G1 continues to be available in Early Access via the -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC flag.

# Java VisualVM
Java VisualVM based on VisualVM 1.2.2 is included in Java SE 6u21. This release introduces the following features and enhancements:
* HeapWalker performance improvements
* VisualVM-Sampler performance improvements
* BTrace4VisualVM plugin introduces BTrace 1.1
* Profiling engine bugfixes
* Built on NetBeans Platform 6.8

# Security Exception Upon Drag-and-Drop
* Drag-and-drop would, under certain circumstances, result in a null value being passed instead of the expected data.
* Java SE 6u21 provides a fix that lets drag-and-drop operations succeed for signed applications or applications with the accessClipboard permission granted.

# Various Bug Fixes

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