Example #1
0
 public boolean equals(Object o) {
   if (!(o instanceof AttributeList)) return false;
   AttributeList a = (AttributeList) o;
   if (size() != a.size()) return false;
   for (int i = 0; i < size(); i++) if (!attr.get(i).equals(a.attr.get(i))) return false;
   return true;
 }
Example #2
0
 /** This method returns new AttributeList by replacing an element with a new element. */
 public AttributeList rename(String from, String to) {
   AttributeList rval = new AttributeList();
   for (int i = 0; i < size(); i++) {
     String s = getString(i);
     if (from.equals(s)) rval.add(to);
     else rval.add(s);
   }
   return rval;
 }
Example #3
0
 /** This method returns new AttributeList by replacing all source names with a new source name. */
 public AttributeList renameAllSourceNames(String to) {
   AttributeList rval = copy();
   for (int i = 0; i < rval.attr.size(); i++) {
     if (rval.isAttribute(i)) {
       Attribute a = rval.getAttribute(i);
       rval.attr.set(i, new Attribute(to, a.getColumnName()));
     } else if (rval.isFunction(i)) {
       FunctionParameter f = rval.getFunction(i);
       AttributeList args = f.getArguments().renameAllSourceNames(to);
       rval.attr.set(i, new FunctionParameter(f.getFunctionName(), args));
     }
   }
   return rval;
 }
Example #4
0
 /** This method returns new AttributeList by replaceing given column name with new column name. */
 public AttributeList renameColumnName(String from, String to) {
   AttributeList rval = copy();
   if (from == null || to == null || from.equals(to)) return rval;
   for (int i = 0; i < rval.attr.size(); i++) {
     if (rval.isAttribute(i)) {
       Attribute a = rval.getAttribute(i);
       if (a.getColumnName().equals(from)) rval.attr.set(i, new Attribute(a.getSourceName(), to));
     } else if (rval.isFunction(i)) {
       FunctionParameter f = rval.getFunction(i);
       AttributeList args = f.getArguments().renameColumnName(from, to);
       rval.attr.set(i, new FunctionParameter(f.getFunctionName(), args));
     }
   }
   return rval;
 }
Example #5
0
 public static AttributeList parse(String str) throws StreamSpinnerException {
   AttributeList rval = new AttributeList();
   String[] tokens = str.split("\\s*,\\s*");
   String buf = "";
   for (int i = 0; tokens != null && i < tokens.length; i++) {
     buf = buf + tokens[i];
     if (buf.indexOf("(") >= 0 && (!FunctionParameter.isFunction(buf))) {
       buf = buf + ",";
       continue;
     }
     rval.add(buf);
     buf = "";
   }
   if (!buf.equals("")) throw new StreamSpinnerException("Cannot parse string : " + str);
   return rval;
 }
Example #6
0
 public AttributeList concat(AttributeList target) {
   AttributeList rval = copy();
   for (int i = 0; i < target.size(); i++) rval.attr.add(target.attr.get(i));
   return rval;
 }
Example #7
0
 public AttributeList concat(String newattr) {
   AttributeList rval = copy();
   rval.add(newattr);
   return rval;
 }