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/**

* @name Block with too many statements

* @description A block that contains too many complex statements becomes unreadable and

* unmaintainable.

* @kind problem

* @problem.severity recommendation

* @precision low

* @id java/complex-block

* @tags maintainability

* testability

* complexity

import java

class ComplexStmt extends Stmt {

ComplexStmt() {

this instanceof LoopStmt or

this instanceof SwitchStmt

}

from BlockStmt b, int n

where n = count(ComplexStmt s | s = b.getAStmt()) and n > 3

select b, "Block with too many statements (" + n.toString() + " complex statements in the block)."