jodd-proxetta/src/main/java/jodd/asm7/SymbolTable.java
int setMajorVersionAndClassName(final int majorVersion, final String className) {
    this.majorVersion = majorVersion;
    this.className = className;
    return addConstantClass(className).index;
  }
int setMajorVersionAndClassName(final int majorVersion, final String className) {
    this.majorVersion = majorVersion;
    this.className = className;
    return addConstantClass(className).index;
  }
Sets the major version and the name of the class to which this symbol table belongs. Also adds
the class name to the constant pool.

@param majorVersion a major ClassFile version number.
@param className an internal class name.
@return the constant pool index of a new or already existing Symbol with the given class name.