Frames | No Frames |
1: /* FixedTypeCode.java -- 2: Copyright (C) 2005 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package gnu.CORBA.typecodes; 40: 41: 42: import java.math.BigDecimal; 43: 44: import org.omg.CORBA.TCKind; 45: import org.omg.CORBA.TypeCode; 46: import org.omg.CORBA.TypeCodePackage.BadKind; 47: 48: /** 49: * A typecode for CORBA <code>fixed</code> 50: * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) 51: */ 52: public class FixedTypeCode 53: extends PrimitiveTypeCode 54: { 55: /** 56: * Use serialVersionUID for interoperability. 57: */ 58: private static final long serialVersionUID = 1; 59: 60: 61: /** 62: * The number of the used digits. 63: */ 64: private short digits; 65: 66: /** 67: * The number of the digits after the decimal point. 68: */ 69: private short scale; 70: 71: /** 72: * Creates the instance of the fixed type code. 73: */ 74: public FixedTypeCode() 75: { 76: super(TCKind.tk_fixed); 77: } 78: 79: /** 80: * Creates the instance of the fixed type code, 81: * setting the digits and scale by example. 82: */ 83: public FixedTypeCode(BigDecimal example) 84: { 85: super(TCKind.tk_fixed); 86: if (example != null) 87: { 88: setScale(example.scale()); 89: setDigits(countDigits(example)); 90: } 91: } 92: 93: /** 94: * Set the number of digits. 95: */ 96: public void setDigits(int a_digits) 97: { 98: this.digits = (short) a_digits; 99: } 100: 101: /** 102: * Set the number of digits after the decimal point. 103: */ 104: public void setScale(int a_scale) 105: { 106: this.scale = (short) a_scale; 107: } 108: 109: /** 110: * Get the number of digits in thid BigDecimal 111: * 112: * @param number a BigDecimal to check. 113: */ 114: public static int countDigits(BigDecimal number) 115: { 116: return number.unscaledValue().abs().toString().length(); 117: } 118: 119: /** 120: * Compare with other type code for equality. 121: */ 122: public boolean equal(TypeCode other) 123: { 124: if (other == this) return true; 125: try 126: { 127: TypeCode that = (TypeCode) other; 128: return kind() == that.kind() && digits == that.fixed_digits() && 129: scale == that.fixed_scale(); 130: } 131: catch (BadKind ex) 132: { 133: return false; 134: } 135: } 136: 137: /** 138: * Get the number of digits. 139: */ 140: public short fixed_digits() 141: { 142: return digits; 143: } 144: 145: /** 146: * Get the number of digits after the decimal point. 147: */ 148: public short fixed_scale() 149: { 150: return scale; 151: } 152: }