https://github.com/pgjdbc/pgjdbc: Java JDBC 4.2 (JRE 8+) driver for PostgreSQL database (PostgreSQL Global Development Group)
  • Dave Cramer
  • Kris Jurka
  • Oliver Jowett
  • Craig Ringer
  • Vladimir Sitnikov 
public class org.postgresql.jdbc3.Jdbc3PoolingDataSource extends org.postgresql.ds.PGPoolingDataSource
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.postgresql.jdbc3.Jdbc3PoolingDataSource
  super_class: org.postgresql.ds.PGPoolingDataSource
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.postgresql.jdbc3.Jdbc3PoolingDataSource this
         0: .line 14
            aload 0 /* this */
            invokespecial org.postgresql.ds.PGPoolingDataSource.<init>:()V
            return
        end local 0 // org.postgresql.jdbc3.Jdbc3PoolingDataSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/postgresql/jdbc3/Jdbc3PoolingDataSource;
}
SourceFile: "Jdbc3PoolingDataSource.java"
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()