What is "java-ee"

Java Platform, Enterprise Edition (Java EE) is the standard of enterprise software oriented to the Java community. Java EE is developed using the Java Community Process, with contributions from industry experts, commercial and open source organizations, Java user groups and numerous individuals. Each version integrates new features that align with industry needs, improve application portability, and increase developer productivity.

Official website and specifications: http://www.oracle.com/technetwork/java/javaee/overview/index.html