| /* 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.XmlObject; |
| import org.apache.xmlbeans.impl.schema.BuiltinSchemaTypeSystem; |
| import org.apache.xmlbeans.impl.common.ValidationContext; |
| |
| import java.math.BigDecimal; |
| import java.math.BigInteger; |
| |
| public abstract class JavaFloatHolder extends XmlObjectBase |
| { |
| public SchemaType schemaType() |
| { return BuiltinSchemaTypeSystem.ST_FLOAT; } |
| |
| private float _value; |
| |
| // SIMPLE VALUE ACCESSORS BELOW ------------------------------------------- |
| |
| // gets+sets raw text value |
| protected String compute_text(NamespaceManager nsm) { |
| return serialize(_value); |
| } |
| |
| public static String serialize(float f) |
| { |
| if (f == Float.POSITIVE_INFINITY) |
| return "INF"; |
| else if (f == Float.NEGATIVE_INFINITY) |
| return "-INF"; |
| else if (f == Float.NaN) |
| return "NaN"; |
| else |
| return Float.toString(f); |
| } |
| protected void set_text(String s) |
| { |
| set_float(validateLexical(s,_voorVc)); |
| } |
| public static float validateLexical(String v, ValidationContext context) |
| { |
| try |
| { |
| return Float.parseFloat(v); |
| } |
| catch(NumberFormatException e) |
| { |
| if (v.equals("INF")) return Float.POSITIVE_INFINITY; |
| if (v.equals("-INF")) return Float.NEGATIVE_INFINITY; |
| if (v.equals("NaN")) return Float.NaN; |
| |
| context.invalid("Invalid float value"); |
| |
| return Float.NaN; |
| } |
| } |
| protected void set_nil() |
| { |
| _value = 0.0f; |
| } |
| // numerics: fractional |
| public BigDecimal bigDecimalValue() { check_dated(); return new BigDecimal(_value); } |
| public double doubleValue() { check_dated(); return _value; } |
| public float floatValue() { check_dated(); return _value; } |
| |
| // setters |
| protected void set_double(double v) { set_float((float)v); } |
| protected void set_float(float v) { _value = v; } |
| protected void set_long(long v) { set_float((float)v); } |
| protected void set_BigDecimal(BigDecimal v) { set_float(v.floatValue()); } |
| protected void set_BigInteger(BigInteger v) { set_float(v.floatValue()); } |
| |
| // comparators |
| protected int compare_to(XmlObject f) |
| { |
| return compare(_value,((XmlObjectBase)f).floatValue()); |
| } |
| |
| static int compare(float thisValue, float thatValue) |
| { |
| if (thisValue < thatValue) return -1; |
| if (thisValue > thatValue) return 1; |
| |
| int thisBits = Float.floatToIntBits(thisValue); |
| int thatBits = Float.floatToIntBits(thatValue); |
| |
| return thisBits == thatBits ? 0 : thisBits < thatBits ? -1 : 1; |
| } |
| |
| protected boolean equal_to(XmlObject f) |
| { |
| return compare(_value, ((XmlObjectBase)f).floatValue()) == 0; |
| } |
| |
| protected int value_hash_code() |
| { |
| return Float.floatToIntBits(_value); |
| } |
| } |