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/* 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.validator;
import org.apache.xmlbeans.impl.common.IdentityConstraint;
import org.apache.xmlbeans.impl.common.QNameHelper;
import org.apache.xmlbeans.impl.common.ValidationContext;
import org.apache.xmlbeans.impl.common.ValidatorListener;
import org.apache.xmlbeans.impl.common.XmlWhitespace;
import org.apache.xmlbeans.impl.common.InvalidLexicalValueException;
import org.apache.xmlbeans.impl.schema.SchemaTypeVisitorImpl;
import org.apache.xmlbeans.impl.schema.SchemaTypeImpl;
import org.apache.xmlbeans.impl.values.JavaBase64HolderEx;
import org.apache.xmlbeans.impl.values.JavaBooleanHolder;
import org.apache.xmlbeans.impl.values.JavaBooleanHolderEx;
import org.apache.xmlbeans.impl.values.JavaDecimalHolderEx;
import org.apache.xmlbeans.impl.values.JavaDoubleHolderEx;
import org.apache.xmlbeans.impl.values.JavaFloatHolderEx;
import org.apache.xmlbeans.impl.values.JavaHexBinaryHolderEx;
import org.apache.xmlbeans.impl.values.JavaNotationHolderEx;
import org.apache.xmlbeans.impl.values.JavaQNameHolderEx;
import org.apache.xmlbeans.impl.values.JavaStringEnumerationHolderEx;
import org.apache.xmlbeans.impl.values.JavaUriHolderEx;
import org.apache.xmlbeans.impl.values.NamespaceContext;
import org.apache.xmlbeans.impl.values.XmlDateImpl;
import org.apache.xmlbeans.impl.values.XmlDurationImpl;
import org.apache.xmlbeans.impl.values.XmlListImpl;
import org.apache.xmlbeans.impl.values.XmlQNameImpl;
import org.apache.xmlbeans.impl.values.XmlValueOutOfRangeException;
import org.apache.xmlbeans.impl.util.XsTypeConverter;
import org.apache.xmlbeans.GDate;
import org.apache.xmlbeans.GDuration;
import org.apache.xmlbeans.QNameSet;
import org.apache.xmlbeans.XmlQName;
import org.apache.xmlbeans.SchemaAttributeModel;
import org.apache.xmlbeans.SchemaField;
import org.apache.xmlbeans.SchemaLocalAttribute;
import org.apache.xmlbeans.SchemaLocalElement;
import org.apache.xmlbeans.SchemaGlobalElement;
import org.apache.xmlbeans.SchemaParticle;
import org.apache.xmlbeans.SchemaType;
import org.apache.xmlbeans.SchemaTypeLoader;
import org.apache.xmlbeans.XmlError;
import org.apache.xmlbeans.XmlErrorCodes;
import org.apache.xmlbeans.XmlValidationError;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlObject;
import org.apache.xmlbeans.XmlOptions;
import org.apache.xmlbeans.SimpleValue;
import org.apache.xmlbeans.SchemaProperty;
import org.apache.xmlbeans.XmlString;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;
import javax.xml.namespace.QName;
public final class Validator
implements ValidatorListener
{
public Validator (
SchemaType type, SchemaField field, SchemaTypeLoader globalLoader,
XmlOptions options, Collection defaultErrorListener )
{
options = XmlOptions.maskNull(options);
_errorListener = (Collection) options.get(XmlOptions.ERROR_LISTENER);
_treatLaxAsSkip = options.hasOption(XmlOptions.VALIDATE_TREAT_LAX_AS_SKIP);
_strict = options.hasOption(XmlOptions.VALIDATE_STRICT);
if (_errorListener == null)
_errorListener = defaultErrorListener;
_constraintEngine = new IdentityConstraint(_errorListener, type.isDocumentType());
_globalTypes = globalLoader;
_rootType = type;
_rootField = field;
_vc = new ValidatorVC();
}
private class ValidatorVC implements ValidationContext
{
// KHK: remove this
public void invalid ( String message )
{
// TODO (dutta) Addtional Attributes for validation error have limited information
//at this time but will be a part of the second round of refactoring
Validator.this.emitError(_event, message, null, null, null,
XmlValidationError.ATTRIBUTE_TYPE_INVALID, null);
}
public void invalid ( String code, Object[] args )
{
// TODO (dutta) Addtional Attributes for validation error have limited information
//at this time but will be a part of the second round of refactoring
Validator.this.emitError(_event, code, args, null, null, null,
XmlValidationError.ATTRIBUTE_TYPE_INVALID, null);
}
Event _event;
}
public boolean isValid ( )
{
return !_invalid && _constraintEngine.isValid();
}
// KHK: remove this
private void emitError ( Event event, String message, QName offendingQName,
SchemaType expectedSchemaType, List expectedQNames,
int errorType, SchemaType badSchemaType)
{
emitError(event, message, null, null, XmlError.SEVERITY_ERROR, null, offendingQName , expectedSchemaType,
expectedQNames , errorType, badSchemaType);
}
private void emitError ( Event event, String code, Object[] args, QName offendingQName,
SchemaType expectedSchemaType, List expectedQNames,
int errorType, SchemaType badSchemaType)
{
emitError(event, null, code, args, XmlError.SEVERITY_ERROR, null, offendingQName , expectedSchemaType,
expectedQNames , errorType, badSchemaType);
}
// KHK: remove 'message' parameter
private void emitError ( Event event, String message, String code, Object[] args, int severity,
QName fieldName, QName offendingQName,
SchemaType expectedSchemaType, List expectedQNames,
int errorType, SchemaType badSchemaType )
{
_errorState++;
if (_suspendErrors == 0)
{
if (severity == XmlError.SEVERITY_ERROR)
_invalid = true;
if (_errorListener != null)
{
assert event != null;
XmlError error;
XmlCursor curs = event.getLocationAsCursor();
if (curs != null)
{
// non-streaming validation uses XmlCursor
error = XmlValidationError.forCursorWithDetails( message, code, args, severity,
curs, fieldName, offendingQName, expectedSchemaType, expectedQNames,
errorType, badSchemaType);
}
else
{
// streaming validation uses Location
error = XmlValidationError.forLocationWithDetails( message, code, args, severity,
event.getLocation(), fieldName, offendingQName, expectedSchemaType, expectedQNames,
errorType, badSchemaType);
}
_errorListener.add(error);
}
}
}
private void emitFieldError ( Event event, String code, Object[] args, QName offendingQName,
SchemaType expectedSchemaType, List expectedQNames,
int errorType, SchemaType badSchemaType )
{
emitFieldError(event, null, code, args, XmlError.SEVERITY_ERROR, offendingQName,
expectedSchemaType, expectedQNames, errorType, badSchemaType);
}
private void emitFieldError ( Event event, String message, String code, Object[] args, int severity, QName offendingQName,
SchemaType expectedSchemaType, List expectedQNames,
int errorType, SchemaType badSchemaType )
{
QName fieldName = null;
if (_stateStack != null && _stateStack._field != null)
{
fieldName = _stateStack._field.getName();
}
Validator.this.emitError(event, message, code, args, severity, fieldName, offendingQName, expectedSchemaType,
expectedQNames, errorType, badSchemaType);
}
// // For XmlEventListener.error
//
// public void error ( XmlError error )
// {
// _errorState++;
//
// if (_suspendErrors == 0)
// {
// _invalid = true;
//
// if (_errorListener != null)
// _errorListener.add( error );
// }
// }
public void nextEvent ( int kind, Event event )
{
resetValues();
if (_eatContent > 0)
{
switch ( kind )
{
case END : _eatContent--; break;
case BEGIN : _eatContent++; break;
}
}
else
{
assert
kind == BEGIN || kind == ATTR ||
kind == END || kind == TEXT || kind == ENDATTRS;
switch ( kind )
{
case BEGIN : beginEvent( event ); break;
case ATTR : attrEvent( event ); break;
case ENDATTRS : endAttrsEvent( event ); break;
case TEXT : textEvent( event ); break;
case END : endEvent( event ); break;
}
}
}
private void beginEvent ( Event event )
{
_localElement = null;
_wildcardElement = null;
State state = topState();
SchemaType elementType = null;
SchemaField elementField = null;
if (state == null)
{
elementType = _rootType;
elementField = _rootField;
}
else
{
QName name = event.getName();
assert name != null;
state._isEmpty = false;
if (state._isNil)
{
emitFieldError(event, XmlErrorCodes.ELEM_LOCALLY_VALID$NIL_WITH_CONTENT,
null, state._field.getName(), state._type, null,
XmlValidationError.NIL_ELEMENT, state._type);
_eatContent = 1;
return;
}
if (!state._isNil && state._field != null && state._field.isFixed())
{
emitFieldError(event, XmlErrorCodes.ELEM_LOCALLY_VALID$FIXED_WITH_CONTENT,
new Object[] { QNameHelper.pretty(state._field.getName()) },
state._field.getName(), state._type, null,
XmlValidationError.ELEMENT_NOT_ALLOWED, state._type);
}
if (!state.visit( name ))
{
findDetailedErrorBegin(event ,state , name);
_eatContent = 1;
return;
}
SchemaParticle currentParticle = state.currentParticle();
_wildcardElement = currentParticle;
if (currentParticle.getParticleType() == SchemaParticle.WILDCARD)
{
//_wildcardElement = currentParticle;
QNameSet elemWildcardSet = currentParticle.getWildcardSet();
if (!elemWildcardSet.contains( name ))
{
// Additional processing may be needed to generate more
// descriptive messages
// KHK: cvc-complex-type.2.4? cvc-particle.1.3? cvc-wildcard-namespace ?
emitFieldError(event, XmlErrorCodes.PARTICLE_VALID$NOT_WILDCARD_VALID,
new Object[] { QNameHelper.pretty(name) },
name, null, null,
XmlValidationError.ELEMENT_NOT_ALLOWED, state._type);
_eatContent = 1;
return;
}
int wildcardProcess = currentParticle.getWildcardProcess();
if (wildcardProcess == SchemaParticle.SKIP ||
wildcardProcess == SchemaParticle.LAX && _treatLaxAsSkip)
{
_eatContent = 1;
return;
}
_localElement = _globalTypes.findElement( name );
elementField = _localElement;
if (elementField == null)
{
if (wildcardProcess == SchemaParticle.STRICT)
{
// KHK: cvc-complex-type.2.4c? cvc-assess-elt.1.1.1.3.2?
emitFieldError( event, XmlErrorCodes.ASSESS_ELEM_SCHEMA_VALID$NOT_RESOLVED,
new Object[] { QNameHelper.pretty(name) },
name, state._type, null,
XmlValidationError.ELEMENT_NOT_ALLOWED, state._type);
}
_eatContent = 1;
return;
}
}
else
{
assert currentParticle.getParticleType() == SchemaParticle.ELEMENT;
// If the current element particle name does not match the name
// of the event, then the current element is a substitute for
// the current particle. Replace the field with the global
// element for the replacement
if (! currentParticle.getName().equals(name))
{
if (((SchemaLocalElement)currentParticle).blockSubstitution())
{
emitFieldError( event, XmlErrorCodes.PARTICLE_VALID$BLOCK_SUBSTITUTION,
new Object[] { QNameHelper.pretty(name) },
name, state._type, null,
XmlValidationError.ELEMENT_NOT_ALLOWED, state._type);
_eatContent = 1;
return;
}
SchemaGlobalElement newField = _globalTypes.findElement(name);
assert newField != null;
if (newField != null)
{
elementField = newField;
_localElement = newField;
}
}
else
{
elementField = (SchemaField) currentParticle;
}
}
elementType = elementField.getType();
}
assert elementType != null;
//
// the no-type is always invalid (even if there is an xsi:type)
//
if (elementType.isNoType())
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$NO_TYPE,
null, event.getName(), null, null,
XmlValidationError.ELEMENT_TYPE_INVALID, null);
_eatContent = 1;
}
//
// See if the element has an xsi:type on it
//
SchemaType xsiType = null;
String value = event.getXsiType();
if (value != null)
{
// Turn off the listener so a public error message
// does not get generated, but I can see if there was
// an error through the error state
int originalErrorState = _errorState;
_suspendErrors++;
try
{
_vc._event = null;
xsiType = _globalTypes.findType( XmlQNameImpl.validateLexical( value, _vc, event ) );
}
catch ( Throwable t )
{
_errorState++;
}
finally
{
_suspendErrors--;
}
if (originalErrorState != _errorState)
{
// not sure how to extract this one
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_INVALID_QNAME,
new Object[] { value }, event.getName(), xsiType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, state._type);
_eatContent = 1;
return;
}
else if (xsiType == null)
{
// NOT SURE errorAttributes._expectedSchemaType = xsiType;
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_NOT_FOUND,
new Object[] { value }, event.getName(), null, null,
XmlValidationError.ELEMENT_TYPE_INVALID, null);
_eatContent = 1;
return;
}
}
if (xsiType != null && !xsiType.equals(elementType))
{
if (!elementType.isAssignableFrom(xsiType))
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_NOT_DERIVED,
new Object[] { xsiType, elementType }, event.getName(), elementType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
_eatContent = 1;
return;
}
if (elementType.blockExtension())
{
for ( SchemaType t = xsiType ; ! t.equals( elementType ) ;
t = t.getBaseType() )
{
if (t.getDerivationType() == SchemaType.DT_EXTENSION)
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_BLOCK_EXTENSION,
new Object[] { xsiType, elementType }, event.getName(), elementType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
_eatContent = 1;
return;
}
}
}
if (elementType.blockRestriction())
{
for ( SchemaType t = xsiType ; ! t.equals( elementType ) ;
t = t.getBaseType() )
{
if (t.getDerivationType() == SchemaType.DT_RESTRICTION)
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_BLOCK_RESTRICTION,
new Object[] { xsiType, elementType }, event.getName(), elementType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
_eatContent = 1;
return;
}
}
}
if (elementField instanceof SchemaLocalElement)
{
SchemaLocalElement sle = (SchemaLocalElement)elementField;
_localElement = sle;
if (sle.blockExtension() || sle.blockRestriction())
{
for ( SchemaType t = xsiType ; ! t.equals( elementType ) ;
t = t.getBaseType() )
{
if ((t.getDerivationType() == SchemaType.DT_RESTRICTION && sle.blockRestriction()) ||
(t.getDerivationType() == SchemaType.DT_EXTENSION && sle.blockExtension()))
{
//need to find a way to get the right type
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$XSI_TYPE_PROHIBITED_SUBST,
new Object[] { xsiType, QNameHelper.pretty(sle.getName()) },
sle.getName(), null, null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
_eatContent = 1;
return;
}
}
}
}
elementType = xsiType;
}
if (elementField instanceof SchemaLocalElement)
{
SchemaLocalElement sle = (SchemaLocalElement)elementField;
_localElement = sle;
if (sle.isAbstract())
{
//todo (dutta) need to find a way to get the right type
emitError(event, XmlErrorCodes.ELEM_LOCALLY_VALID$ABSTRACT,
new Object[] { QNameHelper.pretty(sle.getName()) },
sle.getName(), null, null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
_eatContent = 1;
return;
}
}
if (elementType != null && elementType.isAbstract())
{
emitError(event, XmlErrorCodes.ELEM_LOCALLY_VALID$ABSTRACT,
new Object[] { elementType },
event.getName(), elementType, null, XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
_eatContent = 1;
return;
}
boolean isNil = false;
boolean hasNil = false;
String nilValue = event.getXsiNil();
if (nilValue != null)
{
_vc._event = event;
isNil = JavaBooleanHolder.validateLexical(nilValue, _vc);
hasNil = true;
}
// note in schema spec 3.3.4, you're not even allowed to say xsi:nil="false" if you're not nillable!
if (hasNil && (elementField == null || !elementField.isNillable()))
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$NOT_NILLABLE, null,
elementField == null ? null : elementField.getName(), elementType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
_eatContent = 1;
return;
}
if (isNil && elementField != null && elementField.isFixed())
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$NIL_WITH_FIXED, null,
elementField == null ? null : elementField.getName(), elementType, null,
XmlValidationError.ELEMENT_TYPE_INVALID, (state == null ? null : state._type));
}
newState( elementType, elementField, isNil );
// Dispatch this element event to any identity constraints
// As well as adding any new identity constraints that exist
_constraintEngine.element(
event,
elementType,
elementField instanceof SchemaLocalElement
? ((SchemaLocalElement) elementField).getIdentityConstraints()
: null );
}
private void attrEvent ( Event event )
{
QName attrName = event.getName();
State state = topState();
if (state._attrs == null)
state._attrs = new HashSet();
if (state._attrs.contains( attrName ))
{
emitFieldError( event, XmlErrorCodes.XML_DUPLICATE_ATTRIBUTE,
new Object[] { QNameHelper.pretty( attrName ) },
attrName, null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type );
return;
}
state._attrs.add( attrName );
if (!state._canHaveAttrs)
{
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$NO_WILDCARD,
new Object[] {QNameHelper.pretty( attrName )}, attrName, null, null,
XmlValidationError.INCORRECT_ATTRIBUTE, state._type);
return;
}
SchemaLocalAttribute attrSchema =
state._attrModel == null
? null
: state._attrModel.getAttribute( attrName );
if (attrSchema != null)
{
_localAttribute = attrSchema;
if (attrSchema.getUse() == SchemaLocalAttribute.PROHIBITED)
{
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$PROHIBITED_ATTRIBUTE,
new Object[] { QNameHelper.pretty( attrName ) } ,
attrName, null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type );
return;
}
String value =
validateSimpleType(
attrSchema.getType(), attrSchema, event, false, false );
_constraintEngine.attr( event, attrName, attrSchema.getType(), value );
return;
}
int wildcardProcess = state._attrModel.getWildcardProcess();
_wildcardAttribute = state._attrModel;
if (wildcardProcess == SchemaAttributeModel.NONE)
{
// todo (dutta) need additional logic to determine the expectedSchemaType
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$NO_WILDCARD,
new Object[] { QNameHelper.pretty( attrName ) },
attrName, null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type);
return;
}
QNameSet attrWildcardSet = state._attrModel.getWildcardSet();
if (!attrWildcardSet.contains( attrName ))
{
// todo (dutta) need additional logic to determine the expectedSchemaType
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$NOT_WILDCARD_VALID,
new Object[] { QNameHelper.pretty( attrName ) },
attrName, null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type);
return;
}
if (wildcardProcess == SchemaAttributeModel.SKIP ||
wildcardProcess == SchemaAttributeModel.LAX && _treatLaxAsSkip)
return;
attrSchema = _globalTypes.findAttribute( attrName );
_localAttribute = attrSchema;
if (attrSchema == null)
{
if (wildcardProcess == SchemaAttributeModel.LAX)
return;
assert wildcardProcess == SchemaAttributeModel.STRICT;
// KHK: cvc-assess-attr.1.2 ?
// todo (dutta) need additional logic to determine the expectedSchemaType
emitFieldError( event, XmlErrorCodes.ASSESS_ATTR_SCHEMA_VALID$NOT_RESOLVED,
new Object[] { QNameHelper.pretty( attrName ) },
attrName, null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type);
return;
}
String value =
validateSimpleType(
attrSchema.getType(), attrSchema, event, false, false );
_constraintEngine.attr( event, attrName, attrSchema.getType(), value );
}
private void endAttrsEvent ( Event event )
{
State state = topState();
if (state._attrModel != null)
{
SchemaLocalAttribute[] attrs = state._attrModel.getAttributes();
for ( int i = 0 ; i < attrs.length ; i++ )
{
SchemaLocalAttribute sla = attrs[ i ];
if (state._attrs == null ||
!state._attrs.contains( sla.getName() ))
{
if (sla.getUse() == SchemaLocalAttribute.REQUIRED)
{
// KHK: cvc-complex-type.4
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$MISSING_REQUIRED_ATTRIBUTE,
new Object[] { QNameHelper.pretty(sla.getName()) },
sla.getName(), null, null, XmlValidationError.INCORRECT_ATTRIBUTE, state._type);
}
else if (sla.isDefault() || sla.isFixed())
{
_constraintEngine.attr(event, sla.getName(), sla.getType(), sla.getDefaultText());
// We don't need to validate attribute defaults because this is done at compiletime.
/*
String value = sla.getDefaultText();
SchemaType type = sla.getType();
if (XmlQName.type.isAssignableFrom(type))
{
emitFieldError(
event,
"Default QName values are unsupported for attribute: " +
QNameHelper.pretty(sla.getName()),
XmlError.SEVERITY_INFO);
}
else
{
validateSimpleType(
type, sla.getDefaultText(), event );
_constraintEngine.attr( event, type, value );
}
*/
}
}
}
}
}
private void endEvent ( Event event )
{
_localElement = null;
_wildcardElement = null;
State state = topState();
if (!state._isNil)
{
if (!state.end())
{
findDetailedErrorEnd(event,state);
}
// This end event has no text, use this fact to pass no text to
// handleText
if (state._isEmpty)
handleText( event, true, state._field );
}
popState( event );
_constraintEngine.endElement( event );
}
private void textEvent ( Event event )
{
State state = topState();
if (state._isNil)
{
emitFieldError( event, XmlErrorCodes.ELEM_LOCALLY_VALID$NIL_WITH_CONTENT, null,
state._field.getName(), state._type, null,
XmlValidationError.NIL_ELEMENT, state._type );
}
else
handleText( event, false, state._field );
state._isEmpty = false;
}
private void handleText (
Event event, boolean emptyContent, SchemaField field )
{
State state = topState();
if (!state._sawText)
{
if (state._hasSimpleContent)
{
String value =
validateSimpleType(
state._type, field, event, emptyContent, true );
_constraintEngine.text( event, state._type, value, false );
}
else if (state._canHaveMixedContent)
{
// handles cvc-elt.5.2.2.2.1, checking mixed content against fixed.
// if we see <mixedType>a</b>c</mixedType>, we validate against
// the first 'a' text and we check the content of mixedType to
// be empty in beginElem(). we don't care about checking against
// the 'c' text since there will already be an error for <b/>
String value =
validateSimpleType(
XmlString.type, field, event, emptyContent, true );
_constraintEngine.text( event, XmlString.type, value, false );
}
else if (emptyContent)
{
_constraintEngine.text( event, state._type, null, true );
}
else
_constraintEngine.text( event, state._type, "", false);
}
if (!emptyContent && !state._canHaveMixedContent &&
!event.textIsWhitespace() && !state._hasSimpleContent)
{
if (field instanceof SchemaLocalElement)
{
SchemaLocalElement e = (SchemaLocalElement)field;
assert state._type.getContentType() == SchemaType.EMPTY_CONTENT ||
state._type.getContentType() == SchemaType.ELEMENT_CONTENT;
// KHK: cvc-complex-type.2.1 or .2.3
String errorCode = (state._type.getContentType() == SchemaType.EMPTY_CONTENT ?
XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$EMPTY_WITH_CONTENT :
XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$ELEMENT_ONLY_WITH_TEXT);
emitError(event, errorCode,new Object[] {QNameHelper.pretty(e.getName())},
e.getName(), field.getType(), null,
XmlValidationError.ELEMENT_TYPE_INVALID, null);
}
else
{
// KHK: cvc-complex-type.2.1 or .2.3
// todo (dutta) offendingQName = not sure how to get this(event.getName()??);
emitError(event, "Can't have mixed content", event.getName(),
state._type, null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
}
}
if (!emptyContent)
state._sawText = true;
}
private void findDetailedErrorBegin(Event event, State state, QName qName)
{
ArrayList expectedNames = new ArrayList();
ArrayList optionalNames = new ArrayList();
SchemaProperty[] eltProperties = state._type.getElementProperties();
for (int ii = 0; ii < eltProperties.length; ii++)
{
//Get the element from the schema
SchemaProperty sProp = eltProperties[ii];
// test if the element is valid
if (state.test(sProp.getName()))
{
if (0 == BigInteger.ZERO.compareTo(sProp.getMinOccurs()))
optionalNames.add(sProp.getName());
else
expectedNames.add(sProp.getName());
}
}
List names = (expectedNames.size() > 0 ? expectedNames : optionalNames);
if (names.size() > 0)
{
StringBuilder buf = new StringBuilder();
for (Iterator iter = names.iterator(); iter.hasNext();)
{
QName qname = (QName) iter.next();
buf.append(QNameHelper.pretty(qname));
if (iter.hasNext())
buf.append(" ");
}
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$EXPECTED_DIFFERENT_ELEMENT,
new Object[] { new Integer(names.size()), buf.toString(), QNameHelper.pretty(qName) },
qName, null, names, XmlValidationError.INCORRECT_ELEMENT, state._type);
}
else
{
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$ELEMENT_NOT_ALLOWED,
new Object[] { QNameHelper.pretty(qName) },
qName, null, null, XmlValidationError.INCORRECT_ELEMENT, state._type);
}
}
private void findDetailedErrorEnd(Event event, State state)
{
SchemaProperty[] eltProperties = state._type.getElementProperties();
ArrayList expectedNames = new ArrayList();
ArrayList optionalNames = new ArrayList();
for (int ii = 0; ii < eltProperties.length; ii++)
{
//Get the element from the schema
SchemaProperty sProp = eltProperties[ii];
// test if the element is valid
if (state.test(sProp.getName()))
{
if (0 == BigInteger.ZERO.compareTo(sProp.getMinOccurs()))
optionalNames.add(sProp.getName());
else
expectedNames.add(sProp.getName());
}
}
List names = (expectedNames.size() > 0 ? expectedNames : optionalNames);
if (names.size() > 0)
{
StringBuilder buf = new StringBuilder();
for (Iterator iter = names.iterator(); iter.hasNext();)
{
QName qname = (QName) iter.next();
buf.append(QNameHelper.pretty(qname));
if (iter.hasNext())
buf.append(" ");
}
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$MISSING_ELEMENT,
new Object[] { new Integer(names.size()), buf.toString() },
null, null, names, XmlValidationError.INCORRECT_ELEMENT, state._type);
}
else
{
emitFieldError( event, XmlErrorCodes.ELEM_COMPLEX_TYPE_LOCALLY_VALID$EXPECTED_ELEMENT,
null, null, null, null, XmlValidationError.ELEMENT_NOT_ALLOWED, state._type);
}
}
private final class State
{
boolean visit ( QName name )
{
return _canHaveElements && _visitor.visit( name );
}
boolean test( QName name )
{
return _canHaveElements && _visitor.testValid( name );
}
boolean end ( )
{
return !_canHaveElements || _visitor.visit( null );
}
SchemaParticle currentParticle ( )
{
assert _visitor != null;
return _visitor.currentParticle();
}
SchemaType _type;
SchemaField _field;
boolean _canHaveAttrs;
boolean _canHaveMixedContent;
boolean _hasSimpleContent;
boolean _sawText;
boolean _isEmpty;
boolean _isNil;
SchemaTypeVisitorImpl _visitor;
boolean _canHaveElements;
SchemaAttributeModel _attrModel;
HashSet _attrs;
State _next;
}
private boolean derivedFromInteger( SchemaType type )
{
int btc = type.getBuiltinTypeCode();
while (btc == SchemaType.BTC_NOT_BUILTIN)
{
type = type.getBaseType();
btc = type.getBuiltinTypeCode();
}
// This depends on the ordering of the constant values, which is not ideal but is easier
return btc >= SchemaType.BTC_INTEGER && btc <= SchemaType.BTC_UNSIGNED_BYTE;
}
private void newState ( SchemaType type, SchemaField field, boolean isNil )
{
State state = new State();
state._type = type;
state._field = field;
state._isEmpty = true;
state._isNil = isNil;
if (type.isSimpleType())
{
state._hasSimpleContent = true;
}
else
{
state._canHaveAttrs = true;
state._attrModel = type.getAttributeModel();
switch ( type.getContentType() )
{
case SchemaType.EMPTY_CONTENT :
break;
case SchemaType.SIMPLE_CONTENT :
state._hasSimpleContent = true;
break;
case SchemaType.MIXED_CONTENT :
state._canHaveMixedContent = true;
// Fall through
case SchemaType.ELEMENT_CONTENT :
SchemaParticle particle = type.getContentModel();
state._canHaveElements = particle != null;
if (state._canHaveElements)
state._visitor = initVisitor( particle );
break;
default :
throw new RuntimeException( "Unexpected content type" );
}
}
pushState( state );
}
private void popState ( Event e )
{
if (_stateStack._visitor != null)
{
poolVisitor( _stateStack._visitor );
_stateStack._visitor = null;
}
_stateStack = _stateStack._next;
}
private void pushState ( State state )
{
state._next = _stateStack;
_stateStack = state;
}
private LinkedList _visitorPool = new LinkedList();
private void poolVisitor( SchemaTypeVisitorImpl visitor )
{
_visitorPool.add( visitor );
}
private SchemaTypeVisitorImpl initVisitor( SchemaParticle particle )
{
if (_visitorPool.isEmpty())
return new SchemaTypeVisitorImpl( particle );
SchemaTypeVisitorImpl result =
(SchemaTypeVisitorImpl) _visitorPool.removeLast();
result.init( particle );
return result;
}
private State topState ( )
{
return _stateStack;
}
//
// Simple Type Validation
//
// emptyContent means that you can't use the event to get text: there is
// no text, but you can use the event to do prefix resolution (in the case
// where the default is a qname)
//
private String validateSimpleType (
SchemaType type, SchemaField field, Event event,
boolean emptyContent, boolean canApplyDefault )
{
if (!type.isSimpleType() &&
type.getContentType() != SchemaType.SIMPLE_CONTENT)
{
assert false;
// throw new RuntimeException( "Not a simple type" );
return null; // should never happen
}
//
// the no-type is always invalid
//
if (type.isNoType())
{
emitError(event, (field.isAttribute() ? XmlErrorCodes.ATTR_LOCALLY_VALID$NO_TYPE : XmlErrorCodes.ELEM_LOCALLY_VALID$NO_TYPE),
null, field.getName(), type, null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
return null;
}
// Get the value as a string (as normalized by the white space rule
// TODO - will want to optimize this later
String value = "";
if (!emptyContent)
{
int wsr = type.getWhiteSpaceRule();
value = wsr == SchemaType.WS_PRESERVE ? event.getText() : event.getText( wsr );
}
// See if I can apply a default/fixed value
if (value.length() == 0 && canApplyDefault && field != null &&
(field.isDefault() || field.isFixed()))
{
if (XmlQName.type.isAssignableFrom(type))
{
// TODO: will be fixed in XmlSchema 1.1
emitError( event, "Default QName values are unsupported for " +
QNameHelper.readable(type) + " - ignoring.", null, null,
XmlError.SEVERITY_INFO, field.getName(), null, type, null,
XmlValidationError.ELEMENT_TYPE_INVALID, null);
return null;
}
String defaultValue =
XmlWhitespace.collapse(
field.getDefaultText(), type.getWhiteSpaceRule() );
// BUGBUG - should validate defaultValue at compile time
// KHK: cvc-elt.5.1.2 ?
return
validateSimpleType( type, defaultValue, event )
? defaultValue
: null;
}
// KHK: cvc-elt.5.2.1 ?
if (!validateSimpleType( type, value, event ))
return null;
if (field != null && field.isFixed())
{
// TODO - fixed value should have been cooked at compile time
String fixedValue =
XmlWhitespace.collapse(
field.getDefaultText(), type.getWhiteSpaceRule() );
if (!validateSimpleType( type, fixedValue, event ))
return null;
XmlObject val = type.newValue( value );
XmlObject def = type.newValue( fixedValue );
if (!val.valueEquals( def ))
{
// TODO (dutta) - make this more verbose
if (field.isAttribute())
{
// KHK: check for is cvc-complex-type.3.1 or cvc-au
emitError(event, XmlErrorCodes.ATTR_LOCALLY_VALID$FIXED,
new Object[] { value, fixedValue, QNameHelper.pretty(event.getName()) },
null, field.getType(), null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
}
else
{
String errorCode = null;
// see rule 5 of cvc-elt: Element Locally Valid (Element)
if (field.getType().getContentType() == SchemaType.MIXED_CONTENT)
errorCode = XmlErrorCodes.ELEM_LOCALLY_VALID$FIXED_VALID_MIXED_CONTENT;
else if (type.isSimpleType())
errorCode = XmlErrorCodes.ELEM_LOCALLY_VALID$FIXED_VALID_SIMPLE_TYPE;
else
assert false : "Element with fixed may not be EMPTY or ELEMENT_ONLY";
emitError(event, errorCode,
new Object[] { value, fixedValue },
field.getName(), field.getType(), null, XmlValidationError.ELEMENT_TYPE_INVALID, null);
}
return null;
}
}
return value;
}
private boolean validateSimpleType (
SchemaType type, String value, Event event )
{
if (!type.isSimpleType() &&
type.getContentType() != SchemaType.SIMPLE_CONTENT)
{
assert false;
throw new RuntimeException( "Not a simple type" );
}
int retState = _errorState;
switch ( type.getSimpleVariety() )
{
case SchemaType.ATOMIC : validateAtomicType( type, value, event );break;
case SchemaType.UNION : validateUnionType( type, value, event );break;
case SchemaType.LIST : validateListType( type, value, event );break;
default : throw new RuntimeException( "Unexpected simple variety" );
}
return retState == _errorState;
}
private void validateAtomicType (
SchemaType type, String value, Event event )
{
// Now we should have only an atomic type to validate
assert type.getSimpleVariety() == SchemaType.ATOMIC;
// Record the current error state to see if any new errors are made
int errorState = _errorState;
_vc._event = event;
switch ( type.getPrimitiveType().getBuiltinTypeCode() )
{
case SchemaType.BTC_ANY_SIMPLE :
{
// Always valid!
_stringValue = value;
break;
}
case SchemaType.BTC_STRING :
{
JavaStringEnumerationHolderEx.validateLexical( value, type, _vc );
_stringValue = value;
break;
}
case SchemaType.BTC_DECIMAL :
{
JavaDecimalHolderEx.validateLexical( value, type, _vc );
// An additional rule states that if the type is xs:integer or derived from it,
// then the decimal dot is not allowed.
// verify that values extending xsd:integer don't have a decimal point
if ( derivedFromInteger( type ) && value.lastIndexOf('.') >= 0 )
{
_vc.invalid(XmlErrorCodes.INTEGER, new Object[] { value });
}
if (errorState == _errorState)
{
_decimalValue = new BigDecimal( value );
JavaDecimalHolderEx.validateValue( _decimalValue, type, _vc );
}
break;
}
case SchemaType.BTC_BOOLEAN :
{
_booleanValue = JavaBooleanHolderEx.validateLexical( value, type, _vc );
break;
}
case SchemaType.BTC_FLOAT :
{
float f =
JavaFloatHolderEx.validateLexical( value, type, _vc );
if (errorState == _errorState)
JavaFloatHolderEx.validateValue( f, type, _vc );
_floatValue = f;
break;
}
case SchemaType.BTC_DOUBLE :
{
double d =
JavaDoubleHolderEx.validateLexical( value, type, _vc );
if (errorState == _errorState)
JavaDoubleHolderEx.validateValue( d, type, _vc );
_doubleValue = d;
break;
}
case SchemaType.BTC_QNAME :
{
QName n =
JavaQNameHolderEx.validateLexical(
value, type, _vc, event );
if (errorState == _errorState)
JavaQNameHolderEx.validateValue( n, type, _vc );
_qnameValue = n;
break;
}
case SchemaType.BTC_ANY_URI :
{
JavaUriHolderEx.validateLexical( value, type, _vc );
// Do strict validation
if (_strict)
{
try
{
XsTypeConverter.lexAnyURI( value );
}
catch (InvalidLexicalValueException ilve)
{
_vc.invalid(XmlErrorCodes.ANYURI, new Object[] { value });
}
}
_stringValue = value;
break;
}
case SchemaType.BTC_G_MONTH :
{
// In the case of gMonth, there is some strict mode validation to do
if (_strict && value.length() == 6 &&
value.charAt( 4 ) == '-' && value.charAt( 5 ) == '-')
_vc.invalid(XmlErrorCodes.DATE, new Object[] { value });
// Fall through
}
case SchemaType.BTC_DATE_TIME :
case SchemaType.BTC_TIME :
case SchemaType.BTC_DATE :
case SchemaType.BTC_G_YEAR_MONTH :
case SchemaType.BTC_G_YEAR :
case SchemaType.BTC_G_MONTH_DAY :
case SchemaType.BTC_G_DAY :
{
GDate d = XmlDateImpl.validateLexical( value, type, _vc );
if (d != null)
XmlDateImpl.validateValue( d, type, _vc );
_gdateValue = d;
break;
}
case SchemaType.BTC_DURATION :
{
GDuration d = XmlDurationImpl.validateLexical( value, type, _vc );
if (d != null)
XmlDurationImpl.validateValue( d, type, _vc );
_gdurationValue = d;
break;
}
case SchemaType.BTC_BASE_64_BINARY :
{
byte[] v =
JavaBase64HolderEx.validateLexical( value, type, _vc );
if (v != null)
JavaBase64HolderEx.validateValue( v, type, _vc );
_byteArrayValue = v;
break;
}
case SchemaType.BTC_HEX_BINARY :
{
byte[] v =
JavaHexBinaryHolderEx.validateLexical( value, type, _vc );
if (v != null)
JavaHexBinaryHolderEx.validateValue( v, type, _vc );
_byteArrayValue = v;
break;
}
case SchemaType.BTC_NOTATION :
{
QName n =
JavaNotationHolderEx.validateLexical(
value, type, _vc, event );
if (errorState == _errorState)
JavaNotationHolderEx.validateValue( n, type, _vc );
_qnameValue = n;
break;
}
default :
throw new RuntimeException( "Unexpected primitive type code" );
}
}
private void validateListType (
SchemaType type, String value, Event event )
{
int errorState = _errorState;
if (!type.matchPatternFacet( value ))
{
emitError(event, XmlErrorCodes.DATATYPE_VALID$PATTERN_VALID,
new Object[] { "list", value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.LIST_INVALID, null);
}
String[] items = XmlListImpl.split_list(value);
int i;
XmlObject o;
if ((o = type.getFacet( SchemaType.FACET_LENGTH )) != null)
{
if ((i = ((SimpleValue)o).getIntValue()) != items.length)
{
//offending Qname not valid
emitError(event, XmlErrorCodes.DATATYPE_LENGTH_VALID$LIST_LENGTH,
new Object[] { value, new Integer(items.length), new Integer(i), QNameHelper.readable(type) },
null, type, null, XmlValidationError.LIST_INVALID, null);
}
}
if ((o = type.getFacet( SchemaType.FACET_MIN_LENGTH )) != null)
{
if ((i = ((SimpleValue)o).getIntValue()) > items.length)
{
//offending Qname not valid
emitError(event, XmlErrorCodes.DATATYPE_LENGTH_VALID$LIST_LENGTH,
new Object[] { value, new Integer(items.length), new Integer(i), QNameHelper.readable(type) },
null, type, null, XmlValidationError.LIST_INVALID, null);
}
}
if ((o = type.getFacet( SchemaType.FACET_MAX_LENGTH )) != null)
{
if ((i = ((SimpleValue)o).getIntValue()) < items.length)
{
//offending Qname not valid
emitError(event, XmlErrorCodes.DATATYPE_LENGTH_VALID$LIST_LENGTH,
new Object[] { value, new Integer(items.length), new Integer(i), QNameHelper.readable(type) },
null, type, null, XmlValidationError.LIST_INVALID, null);
}
}
SchemaType itemType = type.getListItemType();
_listValue = new ArrayList();
_listTypes = new ArrayList();
for ( i = 0 ; i < items.length ; i++ )
{
validateSimpleType(
itemType, items[i], event );
addToList(itemType);
}
// If no errors up to this point, then I can create an
// XmlList from this value and campare it again enums.
if (errorState == _errorState)
{
if (type.getEnumerationValues() != null)
{
// Lists which contain QNames will need a resolver
NamespaceContext.push(
new NamespaceContext( event ) );
try
{
XmlObject listValue = ( (SchemaTypeImpl) type).newValidatingValue( value );
}
catch (XmlValueOutOfRangeException e)
{
//offending Qname not valid ??
emitError(event, XmlErrorCodes.DATATYPE_ENUM_VALID,
new Object[] { "list", value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.LIST_INVALID, null);
}
finally
{
NamespaceContext.pop();
}
}
}
}
private void validateUnionType (
SchemaType type, String value, Event event )
{
// TODO - if xsi:type is specified on a union, it selects
// that union member type
if (!type.matchPatternFacet( value ))
{
//offending Qname not valid ??
emitError(event, XmlErrorCodes.DATATYPE_VALID$PATTERN_VALID,
new Object[] { "union", value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.UNION_INVALID, null);
}
int currentWsr = SchemaType.WS_PRESERVE;
String currentValue = value;
SchemaType[] types = type.getUnionMemberTypes();
int originalState = _errorState;
int i;
for ( i = 0 ; i < types.length ; i++ )
{
int memberWsr = types[ i ].getWhiteSpaceRule();
if (memberWsr == SchemaType.WS_UNSPECIFIED)
memberWsr = SchemaType.WS_PRESERVE;
if (memberWsr != currentWsr)
{
currentWsr = memberWsr;
currentValue = XmlWhitespace.collapse( value, currentWsr );
}
int originalErrorState = _errorState;
_suspendErrors++;
try
{
validateSimpleType( types[ i ], currentValue, event );
}
finally
{
_suspendErrors--;
}
if (originalErrorState == _errorState)
{
_unionType = types[i];
break;
}
}
_errorState = originalState;
if (i >= types.length)
{
//offending Qname not valid ??
emitError(event, XmlErrorCodes.DATATYPE_VALID$UNION,
new Object[] { value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.UNION_INVALID, null);
}
else
{
XmlObject[] unionEnumvals = type.getEnumerationValues();
if (unionEnumvals != null)
{
// Unions which contain QNames will need a resolver
NamespaceContext.push( new NamespaceContext( event ) );
try
{
XmlObject unionValue = type.newValue( value );
for ( i = 0 ; i < unionEnumvals.length ; i++ )
{
if (unionValue.valueEquals( unionEnumvals[ i ] ))
break;
}
if (i >= unionEnumvals.length)
{
//offending Qname not valid ??
emitError(event, XmlErrorCodes.DATATYPE_ENUM_VALID,
new Object[] { "union", value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.UNION_INVALID, null);
}
}
catch (XmlValueOutOfRangeException e)
{
// actually, the current union code always ends up here when invalid
//offending Qname not valid ??
emitError(event, XmlErrorCodes.DATATYPE_ENUM_VALID,
new Object[] { "union", value, QNameHelper.readable(type) },
null, type, null, XmlValidationError.UNION_INVALID, null);
}
finally
{
NamespaceContext.pop();
}
}
}
}
private void addToList(SchemaType type)
{
if (type.getSimpleVariety() != SchemaType.ATOMIC &&
type.getSimpleVariety() != SchemaType.UNION)
return;
if (type.getUnionMemberTypes().length>0 && getUnionType()!=null)
{
type = getUnionType();
_unionType = null;
}
_listTypes.add(type);
if (type.getPrimitiveType() == null)
{
// instance has an error for this value so there is no primitive type.
// an error should already have been produced.
_listValue.add(null);
return;
}
switch ( type.getPrimitiveType().getBuiltinTypeCode() )
{
case SchemaType.BTC_ANY_SIMPLE :
{
_listValue.add(_stringValue);
break;
}
case SchemaType.BTC_STRING :
{
_listValue.add(_stringValue);
_stringValue = null;
break;
}
case SchemaType.BTC_DECIMAL :
{
_listValue.add( _decimalValue );
_decimalValue = null;
break;
}
case SchemaType.BTC_BOOLEAN :
{
_listValue.add(_booleanValue ? Boolean.TRUE : Boolean.FALSE);
_booleanValue = false;
break;
}
case SchemaType.BTC_FLOAT :
{
_listValue.add(new Float(_floatValue));
_floatValue = 0;
break;
}
case SchemaType.BTC_DOUBLE :
{
_listValue.add(new Double(_doubleValue));
_doubleValue = 0;
break;
}
case SchemaType.BTC_QNAME :
{
_listValue.add(_qnameValue);
_qnameValue = null;
break;
}
case SchemaType.BTC_ANY_URI :
{
_listTypes.add(_stringValue);
break;
}
case SchemaType.BTC_DATE_TIME :
case SchemaType.BTC_TIME :
case SchemaType.BTC_DATE :
case SchemaType.BTC_G_YEAR_MONTH :
case SchemaType.BTC_G_YEAR :
case SchemaType.BTC_G_MONTH_DAY :
case SchemaType.BTC_G_DAY :
case SchemaType.BTC_G_MONTH :
{
_listValue.add(_gdateValue);
_gdateValue = null;
break;
}
case SchemaType.BTC_DURATION :
{
_listValue.add(_gdurationValue);
_gdurationValue = null;
break;
}
case SchemaType.BTC_BASE_64_BINARY :
{
_listValue.add(_byteArrayValue);
_byteArrayValue = null;
break;
}
case SchemaType.BTC_HEX_BINARY :
{
_listValue.add(_byteArrayValue);
_byteArrayValue = null;
break;
}
case SchemaType.BTC_NOTATION :
{
_listValue.add(_qnameValue);
_qnameValue = null;
break;
}
default :
throw new RuntimeException( "Unexpected primitive type code" );
}
}
//
// Members of the validator class
//
private boolean _invalid;
private SchemaType _rootType;
private SchemaField _rootField;
private SchemaTypeLoader _globalTypes;
private State _stateStack;
private int _errorState;
private Collection _errorListener;
private boolean _treatLaxAsSkip;
private boolean _strict;
private ValidatorVC _vc;
private int _suspendErrors;
private IdentityConstraint _constraintEngine;
private int _eatContent;
private SchemaLocalElement _localElement;
private SchemaParticle _wildcardElement;
private SchemaLocalAttribute _localAttribute;
private SchemaAttributeModel _wildcardAttribute;
private SchemaType _unionType;
// Strongly typed values
private String _stringValue;
private BigDecimal _decimalValue;
private boolean _booleanValue;
private float _floatValue;
private double _doubleValue;
private QName _qnameValue;
private GDate _gdateValue;
private GDuration _gdurationValue;
private byte[] _byteArrayValue;
private List _listValue;
private List _listTypes;
private void resetValues()
{
_localAttribute = null;
_wildcardAttribute = null;
_stringValue = null;
_decimalValue = null;
_booleanValue = false;
_floatValue = 0;
_doubleValue = 0;
_qnameValue = null;
_gdateValue = null;
_gdurationValue = null;
_byteArrayValue = null;
_listValue = null;
_listTypes = null;
_unionType = null;
_localAttribute = null;
}
/**
* @return Returns the SchemaType of the current element.
* This can be different than getCurrentElement().getType() if xsi:type attribute is used.
* Null is returned if no schema type is available.
* For attribute types use {@link #getCurrentAttribute()}.getType().
* Warning: the returned SchemaType can be an {@link org.apache.xmlbeans.XmlBeans#NO_TYPE},
* see {@link SchemaType#isNoType}. Or can be the parent type, for unrecognized elements
* that are part of wildcards.
*/
public SchemaType getCurrentElementSchemaType ( )
{
State state = topState();
if (state!=null)
return state._type;
return null;
}
/**
* @return Returns the curent local element, null if one is not available, see {@link #getCurrentWildcardElement()}.
*/
public SchemaLocalElement getCurrentElement ( )
{
if (_localElement != null)
return _localElement;
// it means the element is to be skiped and it doesn't have a known SchemaLocalElement
if (_eatContent > 0)
return null;
//try getting it from the stack (this should happen after END)
if (_stateStack != null && _stateStack._field instanceof SchemaLocalElement)
return (SchemaLocalElement) _stateStack._field;
return null;
}
/**
* @return Returns the current particle, if this is a wildcard particle {@link SchemaParticle#WILDCARD}
* method {@link #getCurrentElement()} might return null if wildcard's processContents is skip or lax.
*/
public SchemaParticle getCurrentWildcardElement()
{
return _wildcardElement;
}
/**
* @return Returns the curent local attribute, global attribute if the current attribute is part of an
* attribute wildcard, or null if none is available.
*/
public SchemaLocalAttribute getCurrentAttribute()
{
return _localAttribute;
}
/**
* @return Returns the attribute model for attributes if available, else null is returned.
*/
public SchemaAttributeModel getCurrentWildcardAttribute()
{
return _wildcardAttribute;
}
public String getStringValue()
{
return _stringValue;
}
public BigDecimal getDecimalValue()
{
return _decimalValue;
}
public boolean getBooleanValue()
{
return _booleanValue;
}
public float getFloatValue()
{
return _floatValue;
}
public double getDoubleValue()
{
return _doubleValue;
}
public QName getQNameValue()
{
return _qnameValue;
}
public GDate getGDateValue()
{
return _gdateValue;
}
public GDuration getGDurationValue()
{
return _gdurationValue;
}
public byte[] getByteArrayValue()
{
return _byteArrayValue;
}
public List getListValue()
{
return _listValue;
}
public List getListTypes()
{
return _listTypes;
}
public SchemaType getUnionType()
{
return _unionType;
}
}