!7

static void main(S snippetID, S methodName, S oldType, S newType) {
  S java = loadSnippet(snippetID);
  java = jreplace(java,
    oldType + " " + methodName + "(", 
    newType + " " + methodName + "(");
  print(java);
}

p {
  callMethodThroughForm("main", "snippetID methodName oldType newType");
}