FreeWRLMField.java

package sai;
import org.web3d.x3d.sai.*;
import java.util.*;

public class FreeWRLMField extends FreeWRLField implements MField {
        FreeWRLBrowser browser;
        public FreeWRLMField(FreeWRLFieldDefinition def, FreeWRLBrowser b) {
                super(def, b);
                browser = b;
        }
        public int size() throws InvalidFieldException, ConnectionException {
                int lines;
                StringTokenizer tokens;
                String rep;

                checkValid();
                if (RLreturn == null) {
                        rep = browser.SendEventOut(nodePtr, offset, datasize, dataType, command);
                } else {
                        rep = RLreturn;
                }

                tokens = new StringTokenizer(rep);
                if (dataType.equals("q")) {
                        lines = tokens.countTokens();;
                } else {
                        lines = Integer.valueOf(tokens.nextToken()).intValue();
                }
                return lines;
        }
        public void clear() throws InvalidFieldException, ConnectionException {
                String val;
                checkValid();
                val = " 0";
                browser.newSendEvent(this, val);
        }
        public void remove(int index) throws InvalidFieldException, ConnectionException, ArrayIndexOutOfBoundsException { 
                int lines;
                int count1, count2;
                int size;
                StringTokenizer tokens;
                String rep;
                String val;

                checkValid();

                if (RLreturn == null) {
                        rep = browser.SendEventOut(nodePtr, offset, datasize, dataType, command);
                } else {
                        rep = RLreturn;
                }

                System.out.println("got rep: " + rep);

                tokens = new StringTokenizer(rep);
                if (this instanceof MFNode) {
                        lines = tokens.countTokens();
                } else {
                        lines = Integer.valueOf(tokens.nextToken()).intValue();
                }
                
                if ((index > lines) || (index < 0)) {
                        throw new ArrayIndexOutOfBoundsException("MFField remove passed index out of bounds");
                }
                
                lines--;

                val = " " + lines;

                if (this instanceof MFNode) {
                        clear();
                        size = tokens.countTokens();

                        for (count1 = 0; count1 < lines; count1++) {
                                for (count2 = 0; count2 < size; count2++) {
                                        if (count1 != index) {
                                                browser.SendChildEvent(nodePtr, offset, command,tokens.nextToken());
                                         } else {
                                                tokens.nextToken();
                                        }
                                }
                        }
                } else {

                        size = tokens.countTokens() / lines;
                        for (count1 = 0; count1 < lines; count1++) {
                                for (count2 = 0; count2 < size; count2++) {
                                        if (count1 != index) {
                                                val = val + tokens.nextToken();
                                        } else {
                                                tokens.nextToken();
                                        }
                                }
                        }
                        browser.newSendEvent(this, val);
                }       
        }
}