Source Code Cross Referenced for XSNonNegativeIntegerBinding.java in  » GIS » GeoTools-2.4.1 » org » geotools » xs » bindings » Java Source Code / Java DocumentationJava Source Code and Java Documentation

001:        /*
002:         *    GeoTools - OpenSource mapping toolkit
003:         *    http://geotools.org
004:         *    (C) 2002-2006, GeoTools Project Managment Committee (PMC)
005:         *
006:         *    This library is free software; you can redistribute it and/or
007:         *    modify it under the terms of the GNU Lesser General Public
008:         *    License as published by the Free Software Foundation;
009:         *    version 2.1 of the License.
010:         *
011:         *    This library is distributed in the hope that it will be useful,
012:         *    but WITHOUT ANY WARRANTY; without even the implied warranty of
013:         *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014:         *    Lesser General Public License for more details.
015:         */
016:        package org.geotools.xs.bindings;
017:
018:        import java.math.BigInteger;
019:
020:        import javax.xml.bind.ValidationException;
021:        import javax.xml.namespace.QName;
022:
023:        import org.geotools.xml.InstanceComponent;
024:        import org.geotools.xml.SimpleBinding;
025:
026:        /**
027:         * Binding object for the type http://www.w3.org/2001/XMLSchema:nonNegativeInteger.
028:         *
029:         * <p>
030:         *        <pre>
031:         *         <code>
032:         *  &lt;xs:simpleType name="nonNegativeInteger" id="nonNegativeInteger"&gt;
033:         *      &lt;xs:annotation&gt;
034:         *          &lt;xs:documentation source="http://www.w3.org/TR/xmlschema-2/#nonNegativeInteger"/&gt;
035:         *      &lt;/xs:annotation&gt;
036:         *      &lt;xs:restriction base="xs:integer"&gt;
037:         *          &lt;xs:minInclusive value="0" id="nonNegativeInteger.minInclusive"/&gt;
038:         *      &lt;/xs:restriction&gt;
039:         *  &lt;/xs:simpleType&gt;
040:         *
041:         *          </code>
042:         *         </pre>
043:         * </p>
044:         *
045:         * @generated
046:         */
047:        public class XSNonNegativeIntegerBinding implements  SimpleBinding {
048:            final BigInteger MAX_LONG = BigInteger.valueOf(Long.MAX_VALUE);
049:            final BigInteger MAX_INTEGER = BigInteger
050:                    .valueOf(Integer.MAX_VALUE);
051:
052:            /**
053:             * @generated
054:             */
055:            public QName getTarget() {
056:                return XS.NONNEGATIVEINTEGER;
057:            }
058:
059:            /**
060:             * <!-- begin-user-doc -->
061:             * <!-- end-user-doc -->
062:             *
063:             * @generated modifiable
064:             */
065:            public int getExecutionMode() {
066:                return AFTER;
067:            }
068:
069:            /**
070:             * <!-- begin-user-doc -->
071:             * This binding returns objects of type {@link Number.class}.
072:             * <!-- end-user-doc -->
073:             *
074:             * @generated modifiable
075:             */
076:            public Class getType() {
077:                return BigInteger.class;
078:            }
079:
080:            /**
081:             * <!-- begin-user-doc -->
082:             * Restriction of integer to non negative values.
083:             * <p>
084:             * Please just treat this as a Number, actual value returned
085:             * may be BigInteger or Long or Integer.
086:             * </p>
087:             * @param instance with text to be parsed
088:             * @param value BigInteger from parent XSIntegerStratagy
089:             * @return Number positive in range 0 to Integer.MAX_INT
090:             * <!-- end-user-doc -->
091:             *
092:             * @generated modifiable
093:             */
094:            public Object parse(InstanceComponent instance, Object value)
095:                    throws Exception {
096:                BigInteger number = (BigInteger) value;
097:
098:                if (BigInteger.ZERO.compareTo(number) > 0) {
099:                    throw new ValidationException("Value '" + number
100:                            + "' must be non-negative (0 or above).");
101:                }
102:
103:                if (MAX_INTEGER.compareTo(number) >= 0) {
104:                    return new Integer(number.intValue());
105:                }
106:
107:                if (MAX_LONG.compareTo(number) >= 0) {
108:                    return new Long(number.longValue());
109:                }
110:
111:                return number;
112:            }
113:
114:            /**
115:             * <!-- begin-user-doc -->
116:             * <!-- end-user-doc -->
117:             *
118:             * @generated modifiable
119:             */
120:            public String encode(Object object, String value) throws Exception {
121:                Number number = (Number) object;
122:
123:                if (number.intValue() < 0) {
124:                    throw new ValidationException("Value '" + number
125:                            + "' must be non-negative (0 or above).");
126:                }
127:
128:                return value;
129:            }
130:        }