工作中经常遇到使用各类版本的jdk，下面是官方下载列表地址：
http://www.oracle.com/technetwork/java/javasebusiness/downloads/java-archive-downloads-javase6-419409.html#jdk-6u25-oth-JPR
包含以下版本：
Java SE Development Kit 6u45
Java SE Runtime Environment 6u45
Java SE Development Kit 6u43
Java SE Runtime Environment 6u43
Java SE Development Kit 6u41
Java SE Runtime Environment 6u41
Java SE Development Kit 6u39
Java SE Runtime Environment 6u39
Java SE Development Kit 6u38
Java SE Runtime Environment 6u38
Java SE Development Kit 6u37
Java SE Runtime Environment 6u37
Java SE Development Kit 6u35
Java SE Runtime Environment 6u35
Java SE Development Kit 6u34
Java SE Runtime Environment 6u34
Java SE Development Kit 6u33
Java SE Runtime Environment 6u33
Java SE Development Kit 6u32
Java SE Runtime Environment 6u32
Java SE Development Kit 6u31
Java SE Runtime Environment 6u31
Java SE Development Kit 6u30
Java SE Runtime Environment 6u30
Java SE Development Kit 6u29
Java SE Runtime Environment 6u29
Java SE Development Kit 6u27
Java SE Runtime Environment 6u27
Java SE Development Kit 6u26
Java SE Runtime Environment 6u26
Java SE Development Kit 6u25
Java SE Development Kit 6u25 with JavaFX 1.3.1
Java SE Runtime Environment 6u25
Java SE Development Kit 6u24
Java SE Runtime Environment 6u24
Java SE Development Kit 6u23
Java SE Runtime Environment 6u23
Java SE Development Kit 6u22
Java SE Runtime Environment 6u22
Java SE Development Kit 6u21
Java SE Runtime Environment 6u21
Java SE Development Kit 6u20
Java SE Runtime Environment 6u20
Java SE Development Kit 6u19
Java SE Runtime Environment 6u19
Java SE Development Kit 6u18
Java SE Runtime Environment 6u18
Java SE Development Kit 6u17
Java SE Runtime Environment 6u17
Java SE Development Kit 6u16
Java SE Runtime Environment 6u16
Java SE Development Kit 6u15
Java SE Runtime Environment 6u15
Java SE Development Kit 6u14
Java SE Runtime Environment 6u14
Java SE Development Kit 6u13
Java SE Runtime Environment 6u13
Java SE Development Kit 6u12
Java SE Runtime Environment 6u12
Java SE Development Kit 6u11
Java SE Runtime Environment 6u11
Java SE Development Kit 6u10
Java SE Runtime Environment 6u10
Java SE Development Kit 6u7
Java SE Development Kit for Itanium 6u7
Java SE Runtime Environment 6u7
Java SE Runtime Environment for Itanium 6u7
Java SE Development Kit 6u6
Java SE Development Kit 6u6 Performance
Java SE Runtime Environment 6u6
Java SE Runtime Environment 6u6 Performance
Java SE Development Kit 6u5
Java SE Runtime Environment 6u5
Java SE Runtime Environment 6u5 Performance
Java SE Development Kit 6u4
Java SE Runtime Environment 6u4
Java SE Runtime Environment 6u4 Performance
Java SE Development Kit 6u3
Java SE Runtime Environment 6u3
Java SE Development Kit 6u2
Java SE Runtime Environment 6u2
Java SE Development Kit 6u1
Java SE Runtime Environment 6u1
Java SE Development Kit 6
Java SE Runtime Environment 6
Linux x86 65.46 MB jdk-6u45-linux-i586-rpm.bin
Linux x86 68.47 MB jdk-6u45-linux-i586.bin
Linux x64 65.69 MB jdk-6u45-linux-x64-rpm.bin
Linux x64 68.75 MB jdk-6u45-linux-x64.bin
Solaris x86 68.38 MB jdk-6u45-solaris-i586.sh
Solaris x86 (SVR4 package) 120 MB jdk-6u45-solaris-i586.tar.Z
Solaris x64 8.5 MB jdk-6u45-solaris-x64.sh
Solaris x64 (SVR4 package) 12.23 MB jdk-6u45-solaris-x64.tar.Z
Solaris SPARC 73.41 MB jdk-6u45-solaris-sparc.sh
Solaris SPARC (SVR4 package) 124.74 MB jdk-6u45-solaris-sparc.tar.Z
Solaris SPARC 64-bit 12.19 MB jdk-6u45-solaris-sparcv9.sh
Solaris SPARC 64-bit (SVR4 package) 15.49 MB jdk-6u45-solaris-sparcv9.tar.Z
Windows x86 69.85 MB jdk-6u45-windows-i586.exe
Windows x64 59.96 MB jdk-6u45-windows-x64.exe
Linux Intel Itanium 53.89 MB jdk-6u45-linux-ia64-rpm.bin
Linux Intel Itanium 56 MB jdk-6u45-linux-ia64.bin
Windows Intel Itanium 51.72 MB jdk-6u45-windows-ia64.exe
Linux x86 20.24 MB jre-6u45-linux-i586-rpm.bin
Linux x86 20.76 MB jre-6u45-linux-i586.bin
Linux x64 19.82 MB jre-6u45-linux-x64-rpm.bin
Linux x64 20.39 MB jre-6u45-linux-x64.bin
Solaris x86 20.4 MB jre-6u45-solaris-i586.sh
Solaris x64 7.54 MB jre-6u45-solaris-x64.sh
Solaris SPARC 25.19 MB jre-6u45-solaris-sparc.sh
Solaris SPARC 64-bit 11.21 MB jre-6u45-solaris-sparcv9.sh
Windows x86 Online 0.87 MB jre-6u45-windows-i586-iftw.exe
Windows x86 Offline 16.3 MB jre-6u45-windows-i586.exe
Windows x64 11 MB jre-6u45-windows-x64.exe
Linux Intel Itanium 19.36 MB jre-6u45-linux-ia64-rpm.bin
Linux Intel Itanium 21.9 MB jre-6u45-linux-ia64.bin
Windows Intel Itanium 18.99 MB jre-6u45-windows-ia64.exe
Linux x86 65.43 MB jdk-6u43-linux-i586-rpm.bin
Linux x86 68.45 MB jdk-6u43-linux-i586.bin
Linux x64 65.65 MB jdk-6u43-linux-x64-rpm.bin
Linux x64 68.7 MB jdk-6u43-linux-x64.bin
Solaris x86 68.35 MB jdk-6u43-solaris-i586.sh
Solaris x86 (SVR4 package) 119.92 MB jdk-6u43-solaris-i586.tar.Z
Solaris x64 8.45 MB jdk-6u43-solaris-x64.sh
Solaris x64 (SVR4 package) 12.17 MB jdk-6u43-solaris-x64.tar.Z
Solaris SPARC 73.35 MB jdk-6u43-solaris-sparc.sh
Solaris SPARC (SVR4 package) 124.72 MB jdk-6u43-solaris-sparc.tar.Z
Solaris SPARC 64-bit 12.14 MB jdk-6u43-solaris-sparcv9.sh
Solaris SPARC 64-bit (SVR4 package) 15.44 MB jdk-6u43-solaris-sparcv9.tar.Z
Windows x86 69.76 MB jdk-6u43-windows-i586.exe
Windows x64 59.83 MB jdk-6u43-windows-x64.exe
Linux Intel Itanium 53.95 MB jdk-6u43-linux-ia64-rpm.bin
Linux Intel Itanium 60.65 MB jdk-6u43-linux-ia64.bin
Windows Intel Itanium 57.89 MB jdk-6u43-windows-ia64.exe
Linux x86 20.2 MB jre-6u43-linux-i586-rpm.bin
Linux x86 20.72 MB jre-6u43-linux-i586.bin
Linux x64 19.76 MB jre-6u43-linux-x64-rpm.bin
Linux x64 20.34 MB jre-6u43-linux-x64.bin
Solaris x86 20.36 MB jre-6u43-solaris-i586.sh
Solaris x64 7.5 MB jre-6u43-solaris-x64.sh
Solaris SPARC 25.13 MB jre-6u43-solaris-sparc.sh
Solaris SPARC 64-bit 11.16 MB jre-6u43-solaris-sparcv9.sh
Windows x86 Kernel 0.87 MB jre-6u43-windows-i586-iftw-k.exe
Windows x86 Online 0.87 MB jre-6u43-windows-i586-iftw.exe
Windows x86 Offline 16.24 MB jre-6u43-windows-i586.exe
Windows x64 16.48 MB jre-6u43-windows-x64.exe
Linux Intel Itanium 19.33 MB jre-6u43-linux-ia64-rpm.bin
Linux Intel Itanium 21.83 MB jre-6u43-linux-ia64.bin
Windows Intel Itanium 18.94 MB jre-6u43-windows-ia64.exe