Package org.apache.flink.table.codesplit

Class MemberFieldRewriter

java.lang.Object
org.apache.flink.table.codesplit.MemberFieldRewriter
All Implemented Interfaces:
CodeRewriter
@Internal public class MemberFieldRewriter extends Object implements CodeRewriter
Group member variables with the same type into arrays to reduce the number of members.

Before 


 public class Example {
     int a;
     long b;
     int c = 1;
     long d = 2;
     public void myFun() {
         System.out.println(a + b + c + d);
     }
 }

After 


 public class Example {
     int[] rewrite$0 = new int[2];
     long[] rewrite$1 = new long[2];
     {
         rewrite$0[1] = 1;
         rewrite$1[1] = 2;
     }
     public void myFun() {
         System.out.println(rewrite$0[0] + rewrite$1[0] + rewrite$0[1] + rewrite$1[1]);
     }
 }

  • Constructor Details

    • MemberFieldRewriter

      public MemberFieldRewriter(String code, int maxFieldCount)

  • Method Details