package edu.stanford.rt.util;

/**
 * @author Ninghui Li, Sandra Qiu <br>
 * 
 * This interface defines non-XML constants.
 */
public interface Constants
{
    /* traces type related */
    public static final int ISSUER_TRACES_ALL = 0;
    public static final int ISSUER_TRACES_DEF = 1;
    public static final int ISSUER_TRACES_RULE = 2;
    public static final int ISSUER_TRACES_NONE = 3;
    public static final int SUBJECT_TRACES_ALL = 4;
    public static final int SUBJECT_TRACES_FACT = 5;
    public static final int SUBJECT_TRACES_NONE = 6;
    

    //other
    public static final String COLON = ":";
    public static final String INDENT = "    ";

    // Exception msg
    public static final String missing_attr_value = 
        "No value specified for the required attribute ";
    public static final String improper_sub_element_for = 
        "Improper sub-element for element ";
    public static final String illegal_value_for = 
    	"Illegal value for ";
    public static final String no_support_for = 
    	"No support for element ";
}