/*
   HiddenField
   ignoreFormat = (default)null
   ignoreConstructorParameter = true
   setterCanReturnItsClass = (default)false
   ignoreAbstractMethods = (default)false
   tokens = (default)VARIABLE_DEF, PARAMETER_DEF, PATTERN_VARIABLE_DEF, LAMBDA, RECORD_COMPONENT_DEF
   
   
  */
  
  package com.puppycrawl.tools.checkstyle.checks.coding.hiddenfield;
  
  ///////////////////////////////////////////////////////////////////////////////////////////////
  // Test case file for checkstyle.
  // Created: 2002
  ///////////////////////////////////////////////////////////////////////////////////////////////
  
  /**
   * Test case for hidden fields
   * @author Rick Giles
   **/
  class InputHiddenField6
  {
      private int hidden = 0;
  
      public InputHiddenField6()
      {
          int hidden = 0; // violation, ''hidden' hides a field'
      }
  
      public InputHiddenField6(int hidden) //parameter shadows field
      {
      }
  
      public void shadow()
      {
          int hidden = 0; //shadows field // violation, ''hidden' hides a field'
      }
  
      public void shadowFor()
      {
          for (int hidden = 0; hidden < 1; hidden++) { //shadows field
          // violation above, ''hidden' hides a field'
          }
      }
  
      public void shadowParam(int hidden) //parameter shadows field
      // violation above, ''hidden' hides a field'
      {
      }
  
      public class Inner
      {
          private int innerHidden = 0;
  
          public Inner()
          {
              int innerHidden = 0; //shadows field // violation, ''innerHidden' hides a field'
          }
  
          public Inner(int innerHidden) //shadows field
          {
          }
  
          private void innerShadow()
          {
              int innerHidden = 0; //shadows inner field // violation, ''innerHidden' hides a field'
              int hidden = 0; //shadows outer field // violation, ''hidden' hides a field'
          }
  
          private void innerShadowFor()
          {
              for (int innerHidden = 0; innerHidden < 1; innerHidden++) {
              // violation above, ''innerHidden' hides a field'
              }
              //shadows outer field
              for (int hidden = 0; hidden < 1; hidden++) { // violation, ''hidden' hides a field'
              }
          }
  
          private void shadowParam(
              int innerHidden, //parameter shadows inner field
              // violation above, ''innerHidden' hides a field'
              int hidden //parameter shadows outer field // violation, ''hidden' hides a field'
          )
          {
          }
  
          {
              int innerHidden = 0;//shadows inner field // violation, ''innerHidden' hides a field'
              int hidden = 0; //shadows outer field // violation, ''hidden' hides a field'
          }
      }
  
      {
          int hidden = 0;//shadows field // violation, ''hidden' hides a field'
      }
  }
 
 interface NothingHidden6
 {
     public static int notHidden = 0;
 
     // not a violation
     public void noShadow(int notHidden);
 }
 
 /** tests ignoring the parameter of a property setter method */
 class PropertySetter16
 {
     private int prop;
 
     /** setter */
     public void setProp(int prop) // violation, ''prop' hides a field'
     {
         this.prop = prop;
     }
 
     /** violation - incorrect method name */
     public void setprop(int prop) // violation, ''prop' hides a field'
     {
         this.prop = prop;
     }
 
     /** violation - more than one parameter */
     public void setProp(int prop, int extra) // violation, ''prop' hides a field'
     {
         this.prop = prop;
     }
 }
 
 /** tests a non-void method */
 class PropertySetter26
 {
     private int prop;
 
     /** violation - not a void method */
     public int setProp(int prop) // violation, ''prop' hides a field'
     {
         this.prop = prop;
         return 0;
     }
 }
 
 /** tests for static fields */
 class StaticFields6
 {
     private static int hidden;
 
     public static void staticMethod()
     {
         int hidden; // violation, ''hidden' hides a field'
     }
 
     public void method()
     {
         int hidden; // violation, ''hidden' hides a field'
     }
 
     static
     {
         int hidden; // violation, ''hidden' hides a field'
     }
 
     {
         int hidden; // violation, ''hidden' hides a field'
     }
 }
 
 /** tests static methods & initializers */
 class StaticMethods6
 {
     private int notHidden;
 
     public static void method()
     {
         // local variables of static methods don't hide instance fields.
         int notHidden;
     }
 
     static
     {
         // local variables of static initializers don't hide instance fields.
         int notHidden;
     }
 
     private int x;
     private static int y;
     static class Inner {
         void useX(int x) {
             x++;
         }
         void useY(int y) { // violation, ''y' hides a field'
             y++;
         }
     }
 }
 
 enum HiddenEnum16
 {
     A(129),
     B(283),
     C(1212)
     {
         /**
          * Should not be flagged as violation as we don't check
          * hidden class level fields
          */
         int hidden;
 
         public void doSomething()
         {
             //Should be flagged as hiding enum constant member
             int hidden = 0; // violation, ''hidden' hides a field'
         }
     };
 
     int hidden;
     static int hiddenStatic;
 
     /**
      * ctor parameter hides member
      */
     HiddenEnum16(int hidden)
     {
     }
 
     public void doSomething()
     {
         //Should be flagged as hiding static member
         int hidden = 0; // violation, ''hidden' hides a field'
     }
 
     public static void doSomethingStatic()
     {
         //Should be flagged as hiding static member
         int hiddenStatic = 0; // violation, ''hiddenStatic' hides a field'
     }
 }
 
 // we should ignore this if user wants (ignoreAbstractMethods is true)
 abstract class InputHiddenFieldBug10845126 {
     String x;
     public abstract void methodA(String x); // violation, ''x' hides a field'
 }
 
 class Bug33709466 {
     private int xAxis;
 
     public void setxAxis(int xAxis) { // violation, ''xAxis' hides a field'
         this.xAxis = xAxis;
     }
 }
 
 /** tests chain-setter */
 class PropertySetter36
 {
     private int prop;
 
     /**
      * if setterCanReturnItsClass == false then
      *     violation - not a void method
      *
      * if setterCanReturnItsClass == true then
      *     success as it is then considered to be a setter
      */
     public PropertySetter36 setProp(int prop) // violation, ''prop' hides a field'
     {
         this.prop = prop;
         return this;
     }
 }
 
 /** tests setters (both regular and the chain one) on the enum */
 enum PropertySetter46 {
     INSTANCE;
 
     private int prop;
     private int prop2;
 
     public void setProp(int prop) { // violation, ''prop' hides a field'
         this.prop = prop;
     }
 
     /**
      * if setterCanReturnItsClass == false then
      *     violation - not a void method
      *
      * if setterCanReturnItsClass == true then
      *     success as it is then considered to be a setter
      */
     public PropertySetter46 setProp2(int prop2) // violation, ''prop2' hides a field'
     {
         this.prop2 = prop2;
         return this;
     }
 }
 
 /** Tests setter for one letter field (issue #730). */
 class OneLetterField6
 {
     int i;
 
     void setI(int i) // violation, ''i' hides a field'
     {
         this.i = i;
     }
     enum Inner {}
 }
 
 class DuplicateFieldFromPreviousClass6
 {
     public void method() {
         int i = 0;
     }
 }
 
 class NestedEnum6 {
     enum Test { A, B, C; int i; }
 
     void method(int i) {}
 }