source: branches/ralph/src/main/java/de/ugoe/cs/autoquest/tasktrees/alignment/pal/misc/Attribute.java @ 1573

// Attribute.java
//
// (c) 1999-2001 PAL Development Core Team
//
// This package may be distributed under the
// terms of the Lesser GNU General Public License (LGPL)

package de.ugoe.cs.autoquest.tasktrees.alignment.pal.misc;



/**
 * An immutable attribute has a name and value.
 * A convenience constructor for conversion from 
 * string to types Boolean, Integer, Double, Float is available.
 *
 * @version $Id: Attribute.java,v 1.1 2001/11/21 22:17:07 alexi Exp $
 *
 * @author Alexei Drummond
 */


public class Attribute { 
        
        public static final String STRING = "string";
        public static final String INTEGER = "integer";
        public static final String BOOLEAN = "boolean";
        public static final String DOUBLE = "double";
        public static final String FLOAT = "float";
        
        /** the name of this attribute */
        private String name = null;

        /** the value of this attribute */
        private Object value = null;
        
        /**
         * @param name the name of the attribute.
         * @param val the value as a string
         * @param type a string description of the type the value is. One of 'boolean', 
         * 'integer', 'double', 'float', 'string'
         */
        public Attribute(String name, String val, String type) {
                
                this.name = name;
                
                if (type == null) {
                        try {
                                value = new Integer(val);
                        } catch (NumberFormatException nfe1) {
                                try {
                                        value = new Double(val);
                                } catch (NumberFormatException nfe2) {
                                        value = val;
                                }
                        } 
                } else if (type.equals(BOOLEAN)) {
                        value = new Boolean(val);
                } else if (type.equals(INTEGER)) {
                        value = new Integer(val);
                } else if (type.equals(DOUBLE)) {
                        value = new Double(val);
                } else if (type.equals(FLOAT)) {
                        value = new Float(val);
                } 
                value = val;
        }
        
        public Attribute(String name, Object value) {
                this.name = name;
                this.value = value;
        }

        public String getName() {
                return name;
        }

        public Object getValue() {
                return value;
        }
}