/** element of content named name */
public Term element(String name) {
try {
for (Term t : iContent) {
if (t.getText() != null && t.getText().equals(name)) return t;
}
return null;
} catch (Exception e) {
return null;
}
}
/** index of element of content named name */
public int indexOf(String name) {
try {
int idx = 0;
for (Term t : iContent) {
if (t.getText() != null && t.getText().equals(name)) return idx;
idx++;
}
return -1;
} catch (Exception e) {
return -1;
}
}
/** return content as int array */
public int[] toIntArray() {
// System.err.println("ToIntArray: "+this);
if (iContent.size() == 1 && iContent.get(0).toString().length() == 0) return new int[] {};
int[] ret = new int[iContent.size()];
for (int i = 0; i < ret.length; i++) {
Term t = elementAt(i);
ret[i] =
(t.getText().length() > 0 ? Integer.parseInt(t.getText()) : t.elementAt(0).toInt());
// System.err.println(" "+i+" .. "+ret[i]);
}
return ret;
}
/** Reads a prolog file. It returns a set of terms */
public static List<Term> readTermsFromStream(java.io.InputStream is, String term)
throws java.io.IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(is));
List<Term> ret = new ArrayList<Term>();
// int x=0;
while (br.ready()) {
Term t = readTerm(new SpecialReader(br));
// System.out.println(t);
// x++;
// if (x>10) break;
if (t != null && t.getText() != null && t.getText().startsWith(term)) {
ret.add(t);
}
br.readLine();
}
br.close();
return ret;
}
/** return content as string array */
public String[] toStringArray() {
if (iContent.size() == 1 && iContent.get(0).toString().length() == 0) return new String[] {};
String[] ret = new String[iContent.size()];
for (int i = 0; i < ret.length; i++) {
Term t = elementAt(i);
ret[i] = (t.getText().length() > 0 ? t.toString() : t.elementAt(0).toString());
}
return ret;
}