Packaging: Java refactoring

Split java pack into `codeql/java-all` and `codeql/java-queries`.

java/ql/lib/semmle/code/java/J2EE.qll

@@ -0,0 +1,63 @@
+/**
+ * Provides classes and predicates for working with J2EE bean types.
+ */
+
+import Type
+
+/** An entity bean. */
+class EntityBean extends Class {
+  EntityBean() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EntityBean") | this.hasSupertype+(i))
+  }
+}
+
+/** An enterprise bean. */
+class EnterpriseBean extends RefType {
+  EnterpriseBean() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EnterpriseBean") | this.hasSupertype+(i))
+  }
+}
+
+/** A local EJB home interface. */
+class LocalEJBHomeInterface extends Interface {
+  LocalEJBHomeInterface() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBLocalHome") | this.hasSupertype+(i))
+  }
+}
+
+/** A remote EJB home interface. */
+class RemoteEJBHomeInterface extends Interface {
+  RemoteEJBHomeInterface() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBHome") | this.hasSupertype+(i))
+  }
+}
+
+/** A local EJB interface. */
+class LocalEJBInterface extends Interface {
+  LocalEJBInterface() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBLocalObject") | this.hasSupertype+(i))
+  }
+}
+
+/** A remote EJB interface. */
+class RemoteEJBInterface extends Interface {
+  RemoteEJBInterface() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "EJBObject") | this.hasSupertype+(i))
+  }
+}
+
+/** A message bean. */
+class MessageBean extends Class {
+  MessageBean() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "MessageDrivenBean") |
+      this.hasSupertype+(i)
+    )
+  }
+}
+
+/** A session bean. */
+class SessionBean extends Class {
+  SessionBean() {
+    exists(Interface i | i.hasQualifiedName("javax.ejb", "SessionBean") | this.hasSupertype+(i))
+  }
+}