安裝步驟：
文件地址：http://down.51cto.com/data/2333315
1、 將libsapjco3.so複製到JDK目錄安裝目錄路徑：/usr/local/tools/jco3；(目錄可自由指定)
2、 複製sapjco3.jar到 /opt/jdk1.7.0_75/lib/sapjco3.jar；
3、 把目錄/usr/local/tools/jco3添加到LD_LIBRARY_PATH環境變量；
vim /etc/profile
添加
export LD_LIBRARY_PATH=/usr/local/tools/jco3
. /etc/profile或 source /etc/profile
測試是否安裝成功：
執行命令： java -jar /opt/jdk1.7.0_75/lib/sapjco3.jar
或者
java -classpath /opt/jdk1.7.0_75/lib/sapjco3.jar com.sap.conn.jco.rt.About
執行結果如下，即爲成功：
--------------------------------------------------------------------------------------
| SAP Java Connector |
| Copyright (c) 2000-2016 SAP SE. All rights reserved. |
| Version Information |
--------------------------------------------------------------------------------------
Java Runtime:
Operating System: Linux 2.6.32-431.el6.x86_64 for amd64
Java VM: 1.7.0_75 Oracle Corporation
Default charset: UTF-8
Versions:
JCo API: 3.0.16 (2016-12-06)
JCo middleware: JavaRfc 2.2.19
JCo library: 721.800
Library Paths:
Path to JCo archive: /opt/jdk1.7.0_75/lib/sapjco3.jar
Path to JCo library: /usr/local/tools/jco3/libsapjco3.so
--------------------------------------------------------------------------------------
| Manifest |
--------------------------------------------------------------------------------------
Manifest-Version: 1.0
Ant-Version: Apache Ant 1.6.4
Implementation-Title: com.sap.conn.jco
Implementation-Version: 20161207 2131 [3.0.16 (2016-12-06)]
Specification-Vendor: SAP SE, Walldorf
Specification-Title: SAP Java Connector v3
Implementation-Vendor-Id: com.sap
Created-By: 5.1.028 (SAP AG)
Specification-Version: 3.0.16