https://tomcat.apache.org/: Common code shared by multiple Tomcat components 
public interface org.apache.tomcat.util.threads.ResizableExecutor extends java.util.concurrent.Executor
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.apache.tomcat.util.threads.ResizableExecutor
  super_class: java.lang.Object
{
  public abstract int getPoolSize();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract int getMaxThreads();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract int getActiveCount();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract boolean resizePool(int, int);
    descriptor: (II)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                 Name  Flags
      corePoolSize     
      maximumPoolSize  

  public abstract boolean resizeQueue(int);
    descriptor: (I)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
          Name  Flags
      capacity  
}
SourceFile: "ResizableExecutor.java"