| /* Copyright 2004 The Apache Software Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.xmlbeans.impl.values; |
| |
| import org.apache.xmlbeans.SchemaType; |
| import org.apache.xmlbeans.XmlErrorCodes; |
| import org.apache.xmlbeans.XmlObject; |
| import org.apache.xmlbeans.impl.common.ValidationContext; |
| import org.apache.xmlbeans.impl.schema.BuiltinSchemaTypeSystem; |
| import org.apache.xmlbeans.impl.util.XsTypeConverter; |
| |
| import java.math.BigDecimal; |
| import java.math.BigInteger; |
| |
| public abstract class JavaDoubleHolder extends XmlObjectBase { |
| public SchemaType schemaType() { |
| return BuiltinSchemaTypeSystem.ST_DOUBLE; |
| } |
| |
| double _value; |
| |
| // SIMPLE VALUE ACCESSORS BELOW ------------------------------------------- |
| |
| // gets/sets raw text value |
| protected String compute_text(NamespaceManager nsm) { |
| return serialize(_value); |
| } |
| |
| public static String serialize(double d) { |
| if (d == Double.POSITIVE_INFINITY) { |
| return "INF"; |
| } else if (d == Double.NEGATIVE_INFINITY) { |
| return "-INF"; |
| } else if (Double.isNaN(d)) { |
| return "NaN"; |
| } else { |
| return Double.toString(d); |
| } |
| } |
| |
| protected void set_text(String s) { |
| set_double(validateLexical(s, _voorVc)); |
| } |
| |
| public static double validateLexical(String v, ValidationContext context) { |
| try { |
| return XsTypeConverter.lexDouble(v); |
| } catch (NumberFormatException e) { |
| context.invalid(XmlErrorCodes.DOUBLE, new Object[]{v}); |
| |
| return Double.NaN; |
| } |
| } |
| |
| protected void set_nil() { |
| _value = 0.0; |
| } |
| |
| // numerics: fractional |
| public BigDecimal getBigDecimalValue() { |
| check_dated(); |
| return new BigDecimal(_value); |
| } |
| |
| public double getDoubleValue() { |
| check_dated(); |
| return _value; |
| } |
| |
| public float getFloatValue() { |
| check_dated(); |
| return (float) _value; |
| } |
| |
| // setters |
| protected void set_double(double v) { |
| _value = v; |
| } |
| |
| protected void set_float(float v) { |
| set_double(v); |
| } |
| |
| protected void set_long(long v) { |
| set_double((double) v); |
| } |
| |
| protected void set_BigDecimal(BigDecimal v) { |
| set_double(v.doubleValue()); |
| } |
| |
| protected void set_BigInteger(BigInteger v) { |
| set_double(v.doubleValue()); |
| } |
| |
| // comparators |
| protected int compare_to(XmlObject d) { |
| return compare(_value, ((XmlObjectBase) d).getDoubleValue()); |
| } |
| |
| static int compare(double thisValue, double thatValue) { |
| if (thisValue < thatValue) { |
| return -1; |
| } |
| if (thisValue > thatValue) { |
| return 1; |
| } |
| |
| long thisBits = Double.doubleToLongBits(thisValue); |
| long thatBits = Double.doubleToLongBits(thatValue); |
| |
| return Long.compare(thisBits, thatBits); |
| } |
| |
| protected boolean equal_to(XmlObject d) { |
| return compare(_value, ((XmlObjectBase) d).getDoubleValue()) == 0; |
| } |
| |
| protected int value_hash_code() { |
| long v = Double.doubleToLongBits(_value); |
| return (int) ((v >> 32) * 19 + v); |
| } |
| } |