source: fedd/abac-src/rtml/src/edu/stanford/rt/datatype/TreeType.java @ 8780cbec

package edu.stanford.rt.datatype;

import java.util.*;

/**
 * @author Ninghui Li, Sandra Qiu <br>
 * 
 * Implementation of <code>TreeType</code> element
 * 
 */
public class TreeType extends SimpleType
{
    /** separator of the tree type. */
        private String separator; // required attr.
    /** ordering of the tree type */
        private boolean rootFirst;

    /**
     * Constructor for TreeType
     */
        public TreeType(String name, String separator, boolean rootFirst)
        {
                super(name);
                this.separator = separator;
                rootFirst = rootFirst;
        }

        /**
         * Method isRootFirst.
         * @return boolean
         */
        public boolean isRootFirst()
        {
                return rootFirst;
        }

        /**
         * Method getSeparator.
         * @return String
         */
        public String getSeparator()
        {
                return separator;
        }

        /* (non-Javadoc)
         * @see edu.stanford.rt.datatype.SimpleType#isValidValue(DataValue)
         */
        public boolean isValidValue(DataValue v)
        {
                if (!(v instanceof TreeValue))
                        return false;
                return true;
        }

        /* (non-Javadoc)
         * @see edu.stanford.rt.datatype.DataType#toString(String)
         */
        public String toString(String indent)
        {
                String thisIndent = indent + "  ";
                StringBuffer sb = new StringBuffer();
                sb
                        .append(thisIndent)
                        .append("TreeType: ")
                        .append(getName())
                        .append("  ")
                        .append("separator=")
                        .append(separator)
                        .append("  ")
                        .append("order=")
                        .append(rootFirst ? "rootFirst" : "leafFirst")
                        .append("\n");

                return sb.toString();

        }

}