package ParallelSecondo;

public interface Constant {

	public final static String exDim = "/";    //Delimiter for external parameters to the Hadoop job
	public final static String inDim = "#SEP#";//Delimiter for internal parameters of the Hadoop job
	public final static String sysDim = ":";   //Delimiter for systematic parameters
	
	public final static String metaDBName 		= "hadoopmeta";
	public final static String metaRelName 		= "HDJ_Meta";
	public final static String metaRelSchema 	= 
		"[const rel(tuple([JobID:string, DBName:string, " +
		"ResultName:string, CreateFilePath:text, " +
		"RQ:text])) value ()]";
	public final static String[] tupleStreamName = {"XxxStream1","XxxStream2"};
	public final static String zTupleFileName = "zTupleFile";
	
	public final static String relDim = "_";
	public final static String fsName = "XxxAttrFSN";  //file suffix name
	
	public final static String frsName = "XxxAttrFRS";  //file row suffix name
	public final static String fcsName = "XxxAttrFCS";  //file column suffix name
	public final static String fssName = "XxxAttrFSS";  //file slave suffix name
	public final static String fptName = "XxxAttrFPT";  //file path name

	public final static String[] fspName = {"XxxAttrFSNP1","XxxAttrFSNP2"};  //file suffix name
	
	public final static String[] frspName = {"XxxAttrFRSP1","XxxAttrFRSP2"};  //file row suffix name
	public final static String[] fcspName = {"XxxAttrFCSP1","XxxAttrFCSP2"};  //file column suffix name
	public final static String[] fsspName = {"XxxAttrFSSP1","XxxAttrFSSP2"};  //file slave suffix name
	public final static String[] fptpName = {"XxxAttrFPTP1","XxxAttrFPTP2"};  //file path name
	
	public final static String eptStr = "<emptyString>";  //indicate a parameter when it's empty
	public final static String rdbStr = "<READ DB/>";     //tell the mapper to read data from database
	public final static String QUERYNLSTR = "QUERYNL";
	public final static String INDLFPattern = "<DLFMark:Arg[1-2]:[\\w,_]*/>";
	public final static String INDLOFPattern = "<DL[O,F]?Mark:Arg[1-2]:[\\w,_]*/>";
	public final static String DLOFPattern = "<DL[O,F]?Mark[:\\w]*:[\\w,_]*/>";
	
/*
The fsName is used to indicate cell files' suffices, 
while using loopsel+ffeed operation. 
  
*/

/*
During the processor, we make up some query nested-lists by own, 
not by the parser. 
To indicate different parameters, we define following parameter 
data types.    
*/
	public final static String fptTuple = "xxxTP";
	
	public final static String secMAName = "Machines";
	//The array objects in Secondo that contains all nodes' names. 
	
	public enum FListKind {UNDEF, DLO, DLF}
	
	String hadoopInputPath 			= "INPUT";
	String hadoopOutputPath 		= "OUTPUT";
	String hadoopAuxiliaryPath 	= "AUXILIARY";
	
	
}

class RemoteStreamException extends RuntimeException{
	  private static final long serialVersionUID = -222798966184550543L;

	  RemoteStreamException(String message){
	    super(message);
	  }
}