import org.pentaho.di.trans.steps.formula.FormulaMeta; //导入依赖的package包/类
public FormulaDialog(Shell parent, Object in, TransMeta tr, String sname)
{
	super(parent, (BaseStepMeta)in, tr, sname);
	
	// The order here is important... currentMeta is looked at for changes
	currentMeta=(FormulaMeta)in;
	originalMeta=(FormulaMeta)currentMeta.clone();
       inputFields =new HashMap<String, Integer>();
}
 

import org.pentaho.di.trans.steps.formula.FormulaMeta; //导入依赖的package包/类
public FormulaDialog( Shell parent, Object in, TransMeta tr, String sname ) {
  super( parent, (BaseStepMeta) in, tr, sname );

  // The order here is important... currentMeta is looked at for changes
  currentMeta = (FormulaMeta) in;
  originalMeta = (FormulaMeta) currentMeta.clone();
  inputFields = new HashMap<String, Integer>();
}