Add @id to example queries

java/ql/examples/snippets/arrayaccess.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/arrayaccess
  * @name Array access
  * @description Finds array access expressions with an index expression
  *              consisting of a unary assignment

java/ql/examples/snippets/castexpr.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/castexpr
  * @name Cast expressions
  * @description Finds casts from a floating point type to an integer type
  * @tags cast

java/ql/examples/snippets/catch_exception.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/catch-exception
  * @name Catch exception
  * @description Finds places where we catch exceptions of type com.example.AnException
  * @tags catch

java/ql/examples/snippets/constructor_call.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/constructor-call
  * @name Call to constructor
  * @description Finds places where we call `new com.example.Class(...)`
  * @tags call

java/ql/examples/snippets/emptyblock.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/emptyblock
  * @name Empty blocks
  * @description Finds empty block statements
  * @tags empty

java/ql/examples/snippets/emptythen.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/emptythen
  * @name If statements with empty then branch
  * @description Finds 'if' statements where the 'then' branch is
  *              an empty block statement

java/ql/examples/snippets/eq_true.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/eq-true
  * @name Equality test on boolean
  * @description Finds tests like `==true`, `==false`, `!=true`, `!=false`
  * @tags equals

java/ql/examples/snippets/extend_class.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/extend-class
  * @name Class extends/implements
  * @description Finds classes/interfaces that extend/implement com.example.Class
  * @tags class

java/ql/examples/snippets/field_read.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/field-read
  * @name Read of field
  * @description Finds reads of aField (defined on com.example.Class)
  * @tags field

java/ql/examples/snippets/integer_literal.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/integer-literal
  * @name Integer literal
  * @description Finds places where we use the integer literal `0`
  * @tags integer

java/ql/examples/snippets/method_call.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/method-call
  * @name Call to method
  * @description Finds calls to com.example.Class.methodName
  * @tags call

java/ql/examples/snippets/mutualrecursion.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/mutualrecursion
  * @name Mutual recursion
  * @description Finds pairs of methods that call each other
  * @tags method

java/ql/examples/snippets/nativemethod.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/nativemethod
  * @name Native methods
  * @description Finds methods that are native
  * @tags method

java/ql/examples/snippets/null_argument.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/null-argument
  * @name Add null to collection
  * @description Finds places where we add null to a collection
  * @tags null

java/ql/examples/snippets/override_method.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/override-method
  * @name Override of method
  * @description Finds methods that override com.example.Class.baseMethod
  * @tags method

java/ql/examples/snippets/qualifiedthis.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/qualifiedthis
  * @name Qualified 'this' access
  * @description Finds 'this' accesses that are qualified by a type name
  * @tags this

java/ql/examples/snippets/returnstatement.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/returnstatement
  * @name Return statements
  * @description Finds return statements that return 'null'
  * @tags return

java/ql/examples/snippets/singletonblock.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/singletonblock
  * @name Singleton blocks
  * @description Finds block statements containing a single statement
  * @tags block

java/ql/examples/snippets/switchcase.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/switchcase
  * @name Switch statement case missing
  * @description Finds switch statements with a missing enum constant case and no default case
  * @tags switch

java/ql/examples/snippets/synchronizedmethod.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/synchronizedmethod
  * @name Synchronized methods
  * @description Finds methods that are synchronized
  * @tags method

java/ql/examples/snippets/ternaryconditional.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/ternaryconditional
  * @name Conditional expressions
  * @description Finds conditional expressions of the form '... ? ... : ...'
  *              where the types of the resulting expressions differ

java/ql/examples/snippets/throw_exception.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/throw-exception
  * @name Throw exception of type
  * @description Finds places where we throw com.example.AnException or one of its subtypes
  * @tags throw

java/ql/examples/snippets/todocomment.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/todocomment
  * @name TODO comments
  * @description Finds comments containing the word "TODO"
  * @tags comment

java/ql/examples/snippets/toomanyparams.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/toomanyparams
  * @name Methods with many parameters
  * @description Finds methods with more than ten parameters
  * @tags method

java/ql/examples/snippets/tryfinally.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/tryfinally
  * @name Try-finally statements
  * @description Finds try-finally statements without a catch clause
  * @tags try

java/ql/examples/snippets/unusedlocalvar.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/unusedlocalvar
  * @name Unused local variable
  * @description Finds local variables that are not accessed
  * @tags variable

java/ql/examples/snippets/unusedmethod.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/unusedmethod
  * @name Unused private method
  * @description Finds private methods that are not accessed
  * @tags method

java/ql/examples/snippets/unusedparam.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/unusedparam
  * @name Unused parameter
  * @description Finds parameters that are not accessed
  * @tags parameter

java/ql/examples/snippets/voidreturntype.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/voidreturntype
  * @name Methods without return type
  * @description Finds methods whose return type is 'void'
  * @tags method

java/ql/examples/snippets/volatilefield.ql

@@ -1,4 +1,5 @@
 /**
+ * @id java/examples/volatilefield
  * @name Fields declared volatile
  * @description Finds fields with a 'volatile' modifier
  * @tags field