在linux系统下,安装了java_ee_sdk-5_01-linux.bin后,执行java -version后,显示java version "1.4.2"gcj (GCC) 3.4.6 20060404 (Red Hat 3.4.6-11)Copyright (C) 2006 Free Software Foundation, Inc.This is free software; see the source for copying conditions. There is NOwarranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.然后解压root下的apache-tomcat-7.0.0-src.tar.gz,后操作cp -R apache-tomcat-6.0.10 /usr/local/tomcat,但提示这样的问题:[root@zxq ~]# cp -R apache-tomcat-7.0.0-src/usr/local/tomcatcp: missing destination fileTry `cp --help' for more information.如果我在图形界面复制到/usr/local/tomcat下,启动tomcat/usr/local/tomcat/bin/startup.sh 但提示这样的问题:[root@zxq ~]# /usr/local/apache-tomcat-7.0.0-src/bin/startup.shbash: /usr/local/apache-tomcat-7.0.0-src/bin/startup.sh: Permission denied请问这些是什么原因?怎么解决呢!谢谢咯!