https://openjdk.java.net/ 
public interface com.sun.org.apache.xpath.internal.WhitespaceStrippingElementMatcher
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.org.apache.xpath.internal.WhitespaceStrippingElementMatcher
  super_class: java.lang.Object
{
  public abstract boolean shouldStripWhiteSpace(com.sun.org.apache.xpath.internal.XPathContext, org.w3c.dom.Element);
    descriptor: (Lcom/sun/org/apache/xpath/internal/XPathContext;Lorg/w3c/dom/Element;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.xml.transform.TransformerException
    MethodParameters:
               Name  Flags
      support        
      targetElement  

  public abstract boolean canStripWhiteSpace();
    descriptor: ()Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "WhitespaceStrippingElementMatcher.java"