| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999, 2000 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 1999, International |
| * Business Machines, Inc., http://www.apache.org. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.xerces.validators.datatype; |
| |
| import java.util.Enumeration; |
| import java.util.Hashtable; |
| import java.util.Locale; |
| import java.util.Vector; |
| import org.apache.xerces.validators.schema.SchemaSymbols; |
| import org.apache.xerces.utils.regex.RegularExpression; |
| import java.util.StringTokenizer; |
| import java.util.NoSuchElementException; |
| |
| /** |
| * |
| * @author Ted Leung |
| * @author Jeffrey Rodriguez |
| * @version $Id$ |
| */ |
| |
| public class FloatDatatypeValidator extends AbstractDatatypeValidator { |
| private Locale fLocale = null; |
| private DatatypeValidator fBaseValidator = null; // null means a native datatype |
| private float[] fEnumFloats = null; |
| private String fPattern = null; |
| private boolean fDerivedByList = false; // Default is restriction |
| private float fMaxInclusive = Float.MAX_VALUE; |
| private float fMaxExclusive = Float.MAX_VALUE; |
| private float fMinInclusive = Float.MIN_VALUE; |
| private float fMinExclusive = Float.MIN_VALUE; |
| private int fFacetsDefined = 0; |
| |
| private boolean isMaxExclusiveDefined = false; |
| private boolean isMaxInclusiveDefined = false; |
| private boolean isMinExclusiveDefined = false; |
| private boolean isMinInclusiveDefined = false; |
| private DatatypeMessageProvider fMessageProvider = new DatatypeMessageProvider(); |
| private RegularExpression fRegex = null; |
| |
| |
| |
| public FloatDatatypeValidator () throws InvalidDatatypeFacetException{ |
| this( null, null, false ); // Native, No Facets defined, Restriction |
| } |
| |
| public FloatDatatypeValidator ( DatatypeValidator base, Hashtable facets, |
| boolean derivedByList ) throws InvalidDatatypeFacetException { |
| if ( base != null ) |
| setBasetype( base ); // Set base type |
| |
| fDerivedByList = derivedByList; |
| // Set Facets if any defined |
| |
| if ( facets != null ) { |
| if ( fDerivedByList == false ) { |
| for (Enumeration e = facets.keys(); e.hasMoreElements();) { |
| String key = (String) e.nextElement(); |
| |
| if (key.equals(SchemaSymbols.ELT_PATTERN)) { |
| fFacetsDefined += DatatypeValidator.FACET_PATTERN; |
| fPattern = (String)facets.get(key); |
| if ( fPattern != null ) |
| fRegex = new RegularExpression(fPattern, "X" ); |
| |
| |
| } else if (key.equals(SchemaSymbols.ELT_ENUMERATION)) { |
| fFacetsDefined += DatatypeValidator.FACET_ENUMERATION; |
| continue; //Treat the enumaration after this for loop |
| } else if (key.equals(SchemaSymbols.ELT_MAXINCLUSIVE)) { |
| fFacetsDefined += DatatypeValidator.FACET_MAXINCLUSIVE; |
| String value = null; |
| try { |
| value = ((String)facets.get(key)); |
| fMaxInclusive = Float.valueOf(value).floatValue(); |
| } catch (NumberFormatException ex ) { |
| throw new InvalidDatatypeFacetException( getErrorString( |
| DatatypeMessageProvider.IllegalFacetValue, |
| DatatypeMessageProvider.MSG_NONE, new Object [] { value, key})); |
| } |
| } else if (key.equals(SchemaSymbols.ELT_MAXEXCLUSIVE)) { |
| fFacetsDefined += DatatypeValidator.FACET_MAXEXCLUSIVE; |
| String value = null; |
| try { |
| value = ((String)facets.get(key)); |
| fMaxExclusive = Float.valueOf(value).floatValue(); |
| } catch (NumberFormatException ex ) { |
| throw new InvalidDatatypeFacetException( getErrorString( |
| DatatypeMessageProvider.IllegalFacetValue, |
| DatatypeMessageProvider.MSG_NONE, new Object [] { value, key})); |
| } |
| } else if (key.equals(SchemaSymbols.ELT_MININCLUSIVE)) { |
| fFacetsDefined += DatatypeValidator.FACET_MININCLUSIVE; |
| String value = null; |
| try { |
| value = ((String)facets.get(key)); |
| fMinInclusive = Float.valueOf(value).floatValue(); |
| } catch (NumberFormatException ex ) { |
| throw new InvalidDatatypeFacetException( getErrorString( |
| DatatypeMessageProvider.IllegalFacetValue, |
| DatatypeMessageProvider.MSG_NONE, new Object [] { value, key})); |
| } |
| } else if (key.equals(SchemaSymbols.ELT_MINEXCLUSIVE)) { |
| fFacetsDefined += DatatypeValidator.FACET_MININCLUSIVE; |
| String value = null; |
| try { |
| value = ((String)facets.get(key)); |
| fMinExclusive = Float.valueOf(value).floatValue(); |
| } catch (NumberFormatException ex ) { |
| throw new InvalidDatatypeFacetException( getErrorString( |
| DatatypeMessageProvider.IllegalFacetValue, |
| DatatypeMessageProvider.MSG_NONE, new Object [] { value, key})); |
| } |
| } else { |
| throw new InvalidDatatypeFacetException( getErrorString( DatatypeMessageProvider.MSG_FORMAT_FAILURE, |
| DatatypeMessageProvider.MSG_NONE, |
| null)); |
| } |
| } |
| isMaxExclusiveDefined = ((fFacetsDefined & |
| DatatypeValidator.FACET_MAXEXCLUSIVE ) != 0 )?true:false; |
| isMaxInclusiveDefined = ((fFacetsDefined & |
| DatatypeValidator.FACET_MAXINCLUSIVE ) != 0 )?true:false; |
| isMinExclusiveDefined = ((fFacetsDefined & |
| DatatypeValidator.FACET_MINEXCLUSIVE ) != 0 )?true:false; |
| isMinInclusiveDefined = ((fFacetsDefined & |
| DatatypeValidator.FACET_MININCLUSIVE ) != 0 )?true:false; |
| |
| |
| if ( isMaxExclusiveDefined && isMaxInclusiveDefined ) { |
| throw new InvalidDatatypeFacetException( |
| "It is an error for both maxInclusive and maxExclusive to be specified for the same datatype." ); |
| } |
| if ( isMinExclusiveDefined && isMinInclusiveDefined ) { |
| throw new InvalidDatatypeFacetException( |
| "It is an error for both minInclusive and minExclusive to be specified for the same datatype." ); |
| } |
| |
| |
| |
| if ( (fFacetsDefined & DatatypeValidator.FACET_ENUMERATION ) != 0 ) { |
| Vector v = (Vector) facets.get(SchemaSymbols.ELT_ENUMERATION); |
| if (v != null) { |
| fEnumFloats = new float[v.size()]; |
| for (int i = 0; i < v.size(); i++) |
| try { |
| fEnumFloats[i] = Float.valueOf((String) v.elementAt(i)).floatValue(); |
| boundsCheck(fEnumFloats[i]); // Check against max,min Inclusive, Exclusives |
| } catch (InvalidDatatypeValueException idve) { |
| throw new InvalidDatatypeFacetException( |
| getErrorString(DatatypeMessageProvider.InvalidEnumValue, |
| DatatypeMessageProvider.MSG_NONE, |
| new Object [] { v.elementAt(i)})); |
| } catch (NumberFormatException nfe) { |
| System.out.println("Internal Error parsing enumerated values for real type"); |
| } |
| } |
| } |
| } else { //derivation by list - WORK TO DO |
| //System.out.println( "inside derive by list" ); |
| |
| } |
| }// End facet setup |
| } |
| |
| |
| /** |
| * validate that a string matches the real datatype |
| * @param content A string containing the content to be validated |
| * @exception throws InvalidDatatypeException if the content is |
| * is not a W3C real type |
| */ |
| |
| public Object validate(String content, Object state) |
| throws InvalidDatatypeValueException { |
| if ( fDerivedByList == false ) { |
| checkContent( content ); |
| } else { |
| StringTokenizer parsedList = new StringTokenizer( content ); |
| try { |
| while ( parsedList.hasMoreTokens() ) { |
| checkContent( parsedList.nextToken() ); |
| } |
| } catch ( NoSuchElementException e ) { |
| e.printStackTrace(); |
| } |
| } |
| return null; |
| } |
| |
| /* |
| * check that a facet is in range, assumes that facets are compatible -- compatibility ensured by setFacets |
| */ |
| private void boundsCheck(float d) throws InvalidDatatypeValueException { |
| |
| boolean minOk = false; |
| boolean maxOk = false; |
| String upperBound = (fMaxExclusive != Float.MAX_VALUE )? ( Float.toString( fMaxExclusive)) : |
| ( ( fMaxInclusive != Float.MAX_VALUE )? Float.toString( fMaxInclusive):""); |
| |
| String lowerBound = (fMinExclusive != Float.MIN_VALUE )? ( Float.toString( fMinExclusive ) ): |
| (( fMinInclusive != Float.MIN_VALUE )? Float.toString( fMinInclusive ):""); |
| String lowerBoundIndicator = ""; |
| String upperBoundIndicator = ""; |
| |
| |
| if ( isMaxInclusiveDefined) { |
| maxOk = (d <= fMaxInclusive); |
| upperBound = Float.toString( fMaxInclusive ); |
| if ( upperBound != null ) { |
| upperBoundIndicator = "<="; |
| } else { |
| upperBound=""; |
| } |
| } else if ( isMaxExclusiveDefined) { |
| maxOk = (d < fMaxExclusive ); |
| upperBound = Float.toString(fMaxExclusive ); |
| if ( upperBound != null ) { |
| upperBoundIndicator = "<"; |
| } else { |
| upperBound = ""; |
| } |
| } else { |
| maxOk = (!isMaxInclusiveDefined && ! isMaxExclusiveDefined); |
| } |
| |
| |
| |
| if ( isMinInclusiveDefined) { |
| |
| minOk = (d >= fMinInclusive ); |
| lowerBound = Float.toString( fMinInclusive ); |
| if ( lowerBound != null ) { |
| lowerBoundIndicator = "<="; |
| } else { |
| lowerBound = ""; |
| } |
| } else if ( isMinExclusiveDefined) { |
| minOk = (d > fMinExclusive); |
| lowerBound = Float.toString( fMinExclusive ); |
| if ( lowerBound != null ) { |
| lowerBoundIndicator = "<"; |
| } else { |
| lowerBound = ""; |
| } |
| } else { |
| minOk = (!isMinInclusiveDefined && !isMinExclusiveDefined); |
| } |
| |
| if (!(minOk && maxOk)) |
| throw new InvalidDatatypeValueException ( |
| getErrorString(DatatypeMessageProvider.OutOfBounds, |
| DatatypeMessageProvider.MSG_NONE, |
| new Object [] { Float.toString(d) , lowerBound , |
| upperBound, lowerBoundIndicator, upperBoundIndicator})); |
| |
| } |
| |
| private void enumCheck(float v) throws InvalidDatatypeValueException { |
| for (int i = 0; i < fEnumFloats.length; i++) { |
| if (v == fEnumFloats[i]) return; |
| } |
| throw new InvalidDatatypeValueException( |
| getErrorString(DatatypeMessageProvider.NotAnEnumValue, |
| DatatypeMessageProvider.MSG_NONE, |
| new Object [] { new Float(v)})); |
| } |
| |
| /** |
| * set the locate to be used for error messages |
| */ |
| public void setLocale(Locale locale) { |
| fLocale = locale; |
| } |
| |
| public int compare( String content1, String content2){ |
| return 0; |
| } |
| |
| |
| |
| |
| |
| |
| public Hashtable getFacets(){ |
| return null; |
| } |
| /** |
| * Returns a copy of this object. |
| */ |
| public Object clone() throws CloneNotSupportedException { |
| throw new CloneNotSupportedException("clone() is not supported in "+this.getClass().getName()); |
| } |
| |
| |
| private String getErrorString(int major, int minor, Object args[]) { |
| try { |
| return fMessageProvider.createMessage(fLocale, major, minor, args); |
| } catch (Exception e) { |
| return "Illegal Errorcode "+minor; |
| } |
| } |
| |
| |
| private void setBasetype(DatatypeValidator base) { |
| fBaseValidator = base; |
| } |
| |
| private void checkContent( String content )throws InvalidDatatypeValueException { |
| if ( (fFacetsDefined & DatatypeValidator.FACET_PATTERN ) != 0 ) { |
| if ( fRegex == null || fRegex.matches( content) == false ) |
| throw new InvalidDatatypeValueException("Value'"+content+ |
| "does not match regular expression facet" + fPattern ); |
| } |
| |
| |
| float f = 0; |
| try { |
| //System.out.println("content = " + content ); |
| f = Float.valueOf(content).floatValue(); |
| //System.out.println("f = " + f ); |
| } catch (NumberFormatException nfe) { |
| if( content.equals("INF") ){ |
| f=Float.POSITIVE_INFINITY; |
| } else if( content.equals("-INF") ){ |
| f=Float.NEGATIVE_INFINITY; |
| } else if( content.equals("NaN" ) ) { |
| f=Float.NaN; |
| } else { |
| throw new InvalidDatatypeValueException( |
| getErrorString(DatatypeMessageProvider.NotFloat, |
| DatatypeMessageProvider.MSG_NONE, |
| new Object [] { content})); |
| } |
| } |
| boundsCheck(f); |
| |
| if (((fFacetsDefined & DatatypeValidator.FACET_ENUMERATION ) != 0 ) ) |
| enumCheck(f); |
| |
| } |
| |
| } |