| /* 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.inst2xsd; |
| |
| import org.apache.xmlbeans.*; |
| import org.apache.xmlbeans.impl.common.ValidationContext; |
| import org.apache.xmlbeans.impl.common.XmlWhitespace; |
| import org.apache.xmlbeans.impl.inst2xsd.util.Attribute; |
| import org.apache.xmlbeans.impl.inst2xsd.util.Element; |
| import org.apache.xmlbeans.impl.inst2xsd.util.Type; |
| import org.apache.xmlbeans.impl.inst2xsd.util.TypeSystemHolder; |
| import org.apache.xmlbeans.impl.util.XsTypeConverter; |
| import org.apache.xmlbeans.impl.values.*; |
| |
| import javax.xml.namespace.QName; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * @author Cezar Andrei ( cezar.andrei at bea.com ) |
| * Date: Jul 26, 2004 |
| */ |
| public class RussianDollStrategy |
| implements XsdGenStrategy { |
| static final String _xsi = "http://www.w3.org/2001/XMLSchema-instance"; |
| |
| static final QName _xsiNil = new QName(_xsi, "nil", "xsi"); |
| |
| public void processDoc(XmlObject[] instances, Inst2XsdOptions options, TypeSystemHolder typeSystemHolder) { |
| for (XmlObject instance : instances) { |
| XmlCursor xc = instance.newCursor(); |
| // xc on start doc |
| |
| StringBuilder comment = new StringBuilder(); |
| |
| while (!xc.isStart()) { |
| xc.toNextToken(); |
| if (xc.isComment()) { |
| comment.append(xc.getTextValue()); |
| } else if (xc.isEnddoc()) { |
| return; |
| } |
| } |
| // xc now on the root element |
| |
| Element withElem = processElement(xc, comment.toString(), options, typeSystemHolder); |
| withElem.setGlobal(true); |
| |
| addGlobalElement(withElem, typeSystemHolder, options); |
| } |
| } |
| |
| protected Element addGlobalElement(Element withElem, TypeSystemHolder typeSystemHolder, Inst2XsdOptions options) { |
| assert withElem.isGlobal(); |
| Element intoElem = typeSystemHolder.getGlobalElement(withElem.getName()); |
| |
| if (intoElem == null) { |
| typeSystemHolder.addGlobalElement(withElem); |
| return withElem; |
| } else { |
| combineTypes(intoElem.getType(), withElem.getType(), options); |
| combineElementComments(intoElem, withElem); |
| return intoElem; |
| } |
| } |
| |
| protected Element processElement(XmlCursor xc, String comment, |
| Inst2XsdOptions options, TypeSystemHolder typeSystemHolder) { |
| assert xc.isStart(); |
| Element element = new Element(); |
| element.setName(xc.getName()); |
| element.setGlobal(false); |
| |
| Type elemType = Type.createUnnamedType(Type.SIMPLE_TYPE_SIMPLE_CONTENT); //assume simple, set later |
| element.setType(elemType); |
| |
| StringBuilder textBuff = new StringBuilder(); |
| StringBuilder commentBuff = new StringBuilder(); |
| List<Element> children = new ArrayList<>(); |
| List<Attribute> attributes = new ArrayList<>(); |
| |
| loop: |
| do { |
| XmlCursor.TokenType tt = xc.toNextToken(); |
| switch (tt.intValue()) { |
| case XmlCursor.TokenType.INT_ATTR: |
| // todo check for xsi:type |
| // ignore xsi:... attributes other than xsi:nil |
| QName attName = xc.getName(); |
| if (!_xsiNil.getNamespaceURI().equals(attName.getNamespaceURI())) { |
| attributes.add(processAttribute(xc, options, element.getName().getNamespaceURI(), typeSystemHolder)); |
| } else if (_xsiNil.equals(attName)) { |
| element.setNillable(true); |
| } |
| |
| break; |
| |
| case XmlCursor.TokenType.INT_START: |
| children.add(processElement(xc, commentBuff.toString(), options, typeSystemHolder)); |
| commentBuff.delete(0, commentBuff.length()); |
| break; |
| |
| case XmlCursor.TokenType.INT_TEXT: |
| textBuff.append(xc.getChars()); |
| break; |
| |
| case XmlCursor.TokenType.INT_COMMENT: |
| commentBuff.append(xc.getTextValue()); |
| break; |
| |
| case XmlCursor.TokenType.INT_NAMESPACE: |
| // ignore, |
| // each element and attribute will take care to define itself in the right targetNamespace |
| break; |
| |
| case XmlCursor.TokenType.INT_END: |
| break loop; |
| |
| case XmlCursor.TokenType.INT_PROCINST: |
| // ignore |
| break; |
| |
| case XmlCursor.TokenType.INT_ENDDOC: |
| break loop; |
| |
| case XmlCursor.TokenType.INT_NONE: |
| break loop; |
| |
| case XmlCursor.TokenType.INT_STARTDOC: |
| throw new IllegalStateException(); |
| |
| default: |
| throw new IllegalStateException("Unknown TokenType."); |
| } |
| } |
| while (true); |
| |
| String collapsedText = XmlWhitespace.collapse(textBuff.toString(), XmlWhitespace.WS_COLLAPSE); |
| |
| String commnetStr = (comment == null ? |
| (commentBuff.length() == 0 ? null : commentBuff.toString()) : |
| (commentBuff.length() == 0 ? comment : commentBuff.insert(0, comment).toString())); |
| element.setComment(commnetStr); |
| |
| if (children.size() > 0) { |
| // complex content |
| if (collapsedText.length() > 0) { |
| elemType.setContentType(Type.COMPLEX_TYPE_MIXED_CONTENT); |
| } else { |
| elemType.setContentType(Type.COMPLEX_TYPE_COMPLEX_CONTENT); |
| } |
| processElementsInComplexType(elemType, children, element.getName().getNamespaceURI(), typeSystemHolder, options); |
| processAttributesInComplexType(elemType, attributes); |
| } else { |
| // simple content |
| // hack workaround for being able to call xc.getNamespaceForPrefix() |
| XmlCursor xcForNamespaces = xc.newCursor(); |
| xcForNamespaces.toParent(); |
| |
| if (attributes.size() > 0) { |
| elemType.setContentType(Type.COMPLEX_TYPE_SIMPLE_CONTENT); |
| |
| Type extendedType = Type.createNamedType( |
| processSimpleContentType(textBuff.toString(), options, xcForNamespaces), Type.SIMPLE_TYPE_SIMPLE_CONTENT); |
| elemType.setExtensionType(extendedType); |
| |
| processAttributesInComplexType(elemType, attributes); |
| } else { |
| elemType.setContentType(Type.SIMPLE_TYPE_SIMPLE_CONTENT); |
| elemType.setName(processSimpleContentType(textBuff.toString(), options, xcForNamespaces)); |
| |
| // add enumeration value |
| String enumValue = XmlString.type.getName().equals(elemType.getName()) ? textBuff.toString() : collapsedText; |
| elemType.addEnumerationValue(enumValue, xcForNamespaces); |
| } |
| |
| xcForNamespaces.dispose(); // end hack |
| } |
| |
| checkIfReferenceToGlobalTypeIsNeeded(element, typeSystemHolder, options); |
| |
| return element; |
| } |
| |
| protected void processElementsInComplexType(Type elemType, List<Element> children, String parentNamespace, |
| TypeSystemHolder typeSystemHolder, Inst2XsdOptions options) { |
| Map<QName, Element> elemNamesToElements = new HashMap<>(); |
| Element currentElem = null; |
| |
| for (Element child : children) { |
| if (currentElem == null) { // first element in this type |
| checkIfElementReferenceIsNeeded(child, parentNamespace, typeSystemHolder, options); |
| elemType.addElement(child); |
| elemNamesToElements.put(child.getName(), child); |
| currentElem = child; |
| continue; |
| } |
| |
| if (currentElem.getName() == child.getName()) { // same contiguos element |
| combineTypes(currentElem.getType(), child.getType(), options); // unify types |
| combineElementComments(currentElem, child); |
| // minOcc=0 maxOcc=unbounded |
| currentElem.setMinOccurs(0); |
| currentElem.setMaxOccurs(Element.UNBOUNDED); |
| } else { |
| Element sameElem = elemNamesToElements.get(child.getName()); |
| if (sameElem == null) { // new element name |
| checkIfElementReferenceIsNeeded(child, parentNamespace, typeSystemHolder, options); |
| elemType.addElement(child); |
| elemNamesToElements.put(child.getName(), child); |
| } else { //same non contiguos |
| combineTypes(currentElem.getType(), child.getType(), options); |
| combineElementComments(currentElem, child); |
| elemType.setTopParticleForComplexOrMixedContent(Type.PARTICLE_CHOICE_UNBOUNDED); |
| } |
| currentElem = child; |
| } |
| } |
| } |
| |
| protected void checkIfElementReferenceIsNeeded(Element child, String parentNamespace, |
| TypeSystemHolder typeSystemHolder, Inst2XsdOptions options) { |
| if (!child.getName().getNamespaceURI().equals(parentNamespace)) { |
| Element referencedElem = new Element(); |
| referencedElem.setGlobal(true); |
| referencedElem.setName(child.getName()); |
| referencedElem.setType(child.getType()); |
| |
| if (child.isNillable()) { |
| referencedElem.setNillable(true); |
| child.setNillable(false); |
| } |
| |
| referencedElem = addGlobalElement(referencedElem, typeSystemHolder, options); |
| |
| child.setRef(referencedElem); // clears child's type |
| } |
| } |
| |
| protected void checkIfReferenceToGlobalTypeIsNeeded(Element elem, TypeSystemHolder typeSystemHolder, |
| Inst2XsdOptions options) { |
| // RussianDollDesign doesn't define global types |
| } |
| |
| protected void processAttributesInComplexType(Type elemType, List<Attribute> attributes) { |
| assert elemType.isComplexType(); |
| for (Attribute att : attributes) { |
| elemType.addAttribute(att); |
| } |
| } |
| |
| protected Attribute processAttribute(XmlCursor xc, Inst2XsdOptions options, String parentNamespace, |
| TypeSystemHolder typeSystemHolder) { |
| assert xc.isAttr() : "xc not on attribute"; |
| Attribute attribute = new Attribute(); |
| QName attName = xc.getName(); |
| |
| attribute.setName(attName); |
| |
| XmlCursor parent = xc.newCursor(); |
| parent.toParent(); |
| |
| Type simpleContentType = Type.createNamedType( |
| processSimpleContentType(xc.getTextValue(), options, parent), Type.SIMPLE_TYPE_SIMPLE_CONTENT); |
| |
| parent.dispose(); |
| |
| attribute.setType(simpleContentType); |
| |
| checkIfAttributeReferenceIsNeeded(attribute, parentNamespace, typeSystemHolder); |
| |
| return attribute; |
| } |
| |
| protected void checkIfAttributeReferenceIsNeeded(Attribute attribute, String parentNamespace, TypeSystemHolder typeSystemHolder) { |
| if (!attribute.getName().getNamespaceURI().equals("") && |
| !attribute.getName().getNamespaceURI().equals(parentNamespace)) { |
| // make attribute be a reference to a top level attribute in a different targetNamespace |
| Attribute referencedAtt = new Attribute(); |
| referencedAtt.setGlobal(true); |
| referencedAtt.setName(attribute.getName()); |
| referencedAtt.setType(attribute.getType()); |
| |
| typeSystemHolder.addGlobalAttribute(referencedAtt); |
| |
| attribute.setRef(referencedAtt); |
| } |
| } |
| |
| protected static class SCTValidationContext |
| implements ValidationContext { |
| protected boolean valid = true; |
| |
| public boolean isValid() { |
| return valid; |
| } |
| |
| public void resetToValid() { |
| valid = true; |
| } |
| |
| public void invalid(String message) { |
| valid = false; |
| } |
| |
| public void invalid(String code, Object[] args) { |
| valid = false; |
| } |
| } |
| |
| private final SCTValidationContext _validationContext = new SCTValidationContext(); |
| |
| |
| // List of precedence for smart simple primitive type determination |
| // byte, short, int, long, integer, float, double, decimal, |
| // boolean |
| // date, dateTime, time, gDuration, |
| // QName ?, |
| // anyUri ? - triggered only for http:// or www. constructs, |
| // list types ? |
| // string |
| protected QName processSimpleContentType(String lexicalValue, Inst2XsdOptions options, final XmlCursor xc) { |
| // check options and return xsd:string or if smart is enabled, look for a better type |
| if (options.getSimpleContentTypes() == Inst2XsdOptions.SIMPLE_CONTENT_TYPES_STRING) { |
| return XmlString.type.getName(); |
| } |
| |
| if (options.getSimpleContentTypes() != Inst2XsdOptions.SIMPLE_CONTENT_TYPES_SMART) { |
| throw new IllegalArgumentException("Unknown value for Inst2XsdOptions.getSimpleContentTypes() :" + options.getSimpleContentTypes()); |
| } |
| |
| // Inst2XsdOptions.SIMPLE_CONTENT_TYPES_SMART case |
| |
| |
| try { |
| XsTypeConverter.lexByte(lexicalValue); |
| return XmlByte.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| try { |
| XsTypeConverter.lexShort(lexicalValue); |
| return XmlShort.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| try { |
| XsTypeConverter.lexInt(lexicalValue); |
| return XmlInt.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| try { |
| XsTypeConverter.lexLong(lexicalValue); |
| return XmlLong.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| try { |
| XsTypeConverter.lexInteger(lexicalValue); |
| return XmlInteger.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| try { |
| XsTypeConverter.lexFloat(lexicalValue); |
| return XmlFloat.type.getName(); |
| } catch (Exception ignored) { |
| } |
| |
| // // this not needed because it's lexical space is covered by float |
| // try |
| // { |
| // XsTypeConverter.lexDouble(lexicalValue); |
| // return XmlDouble.type.getName(); |
| // } |
| // catch (Exception e) {} |
| // |
| // try |
| // { |
| // XsTypeConverter.lexDecimal(lexicalValue); |
| // return XmlDecimal.type.getName(); |
| // } |
| // catch (Exception e) {} |
| |
| XmlDateImpl.validateLexical(lexicalValue, XmlDate.type, _validationContext); |
| if (_validationContext.isValid()) { |
| return XmlDate.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| |
| XmlDateTimeImpl.validateLexical(lexicalValue, XmlDateTime.type, _validationContext); |
| if (_validationContext.isValid()) { |
| return XmlDateTime.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| |
| XmlTimeImpl.validateLexical(lexicalValue, XmlTime.type, _validationContext); |
| if (_validationContext.isValid()) { |
| return XmlTime.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| |
| XmlDurationImpl.validateLexical(lexicalValue, XmlDuration.type, _validationContext); |
| if (_validationContext.isValid()) { |
| return XmlDuration.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| |
| // check for uri |
| if (lexicalValue.startsWith("http://") || lexicalValue.startsWith("www.")) { |
| XmlAnyUriImpl.validateLexical(lexicalValue, _validationContext); |
| if (_validationContext.isValid()) { |
| return XmlAnyURI.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| } |
| |
| // check for QName |
| int idx = lexicalValue.indexOf(':'); |
| if (idx >= 0 && idx == lexicalValue.lastIndexOf(':') && idx + 1 < lexicalValue.length()) { |
| XmlQNameImpl.validateLexical(lexicalValue, _validationContext, xc::namespaceForPrefix); |
| if (_validationContext.isValid()) { |
| return XmlQName.type.getName(); |
| } |
| _validationContext.resetToValid(); |
| } |
| |
| //the check for lists is probably too expensive |
| |
| return XmlString.type.getName(); |
| } |
| |
| |
| protected void combineTypes(Type into, Type with, Inst2XsdOptions options) { |
| if (into == with) { |
| return; |
| } |
| |
| if (into.isGlobal() && with.isGlobal() && into.getName().equals(with.getName())) { |
| return; |
| } |
| |
| |
| if (into.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT && |
| with.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT) { |
| combineSimpleTypes(into, with, options); |
| return; |
| } |
| |
| if ((into.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| into.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT) && |
| (with.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| with.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT)) { |
| // take the extension name if it's a complex type |
| QName intoTypeName = into.isComplexType() ? into.getExtensionType().getName() : into.getName(); |
| QName withTypeName = with.isComplexType() ? with.getExtensionType().getName() : with.getName(); |
| |
| //complex type simple content |
| into.setContentType(Type.COMPLEX_TYPE_SIMPLE_CONTENT); |
| |
| QName moreGeneralTypeName = combineToMoreGeneralSimpleType(intoTypeName, withTypeName); |
| if (into.isComplexType()) { |
| Type extendedType = Type.createNamedType(moreGeneralTypeName, Type.SIMPLE_TYPE_SIMPLE_CONTENT); |
| into.setExtensionType(extendedType); |
| } else { |
| into.setName(moreGeneralTypeName); |
| } |
| |
| combineAttributesOfTypes(into, with); |
| return; |
| } |
| |
| if (into.getContentType() == Type.COMPLEX_TYPE_COMPLEX_CONTENT && |
| with.getContentType() == Type.COMPLEX_TYPE_COMPLEX_CONTENT) { |
| combineAttributesOfTypes(into, with); |
| combineElementsOfTypes(into, with, options); |
| return; |
| } |
| |
| if (into.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| into.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT || |
| with.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| with.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT) { |
| into.setContentType(Type.COMPLEX_TYPE_MIXED_CONTENT); |
| combineAttributesOfTypes(into, with); |
| combineElementsOfTypes(into, with, options); |
| return; |
| } |
| |
| if ((into.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| into.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT || |
| into.getContentType() == Type.COMPLEX_TYPE_COMPLEX_CONTENT || |
| into.getContentType() == Type.COMPLEX_TYPE_MIXED_CONTENT) && |
| (with.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT || |
| with.getContentType() == Type.COMPLEX_TYPE_SIMPLE_CONTENT || |
| with.getContentType() == Type.COMPLEX_TYPE_COMPLEX_CONTENT || |
| with.getContentType() == Type.COMPLEX_TYPE_MIXED_CONTENT)) { |
| into.setContentType(Type.COMPLEX_TYPE_MIXED_CONTENT); |
| combineAttributesOfTypes(into, with); |
| combineElementsOfTypes(into, with, options); |
| return; |
| } |
| |
| throw new IllegalArgumentException("Unknown content type."); |
| } |
| |
| protected void combineSimpleTypes(Type into, Type with, Inst2XsdOptions options) { |
| assert (into.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT && |
| with.getContentType() == Type.SIMPLE_TYPE_SIMPLE_CONTENT) : "Invalid arguments"; |
| |
| //simple type simple content |
| into.setName(combineToMoreGeneralSimpleType(into.getName(), with.getName())); |
| |
| // take care of enumeration values |
| if (options.isUseEnumerations()) { |
| into.addAllEnumerationsFrom(with); |
| |
| if (into.getEnumerationValues().size() > options.getUseEnumerations()) { |
| into.closeEnumeration(); |
| } |
| } |
| } |
| |
| protected QName combineToMoreGeneralSimpleType(QName t1, QName t2) { |
| if (t1.equals(t2)) { |
| return t1; |
| } |
| |
| if (t2.equals(XmlShort.type.getName()) && t1.equals(XmlByte.type.getName())) { |
| return t2; |
| } |
| if (t1.equals(XmlShort.type.getName()) && t2.equals(XmlByte.type.getName())) { |
| return t1; |
| } |
| |
| if (t2.equals(XmlInt.type.getName()) && |
| (t1.equals(XmlShort.type.getName()) || t1.equals(XmlByte.type.getName()))) { |
| return t2; |
| } |
| if (t1.equals(XmlInt.type.getName()) && |
| (t2.equals(XmlShort.type.getName()) || t2.equals(XmlByte.type.getName()))) { |
| return t1; |
| } |
| |
| if (t2.equals(XmlLong.type.getName()) && |
| (t1.equals(XmlInt.type.getName()) || t1.equals(XmlShort.type.getName()) || t1.equals(XmlByte.type.getName()))) { |
| return t2; |
| } |
| if (t1.equals(XmlLong.type.getName()) && |
| (t2.equals(XmlInt.type.getName()) || t2.equals(XmlShort.type.getName()) || t2.equals(XmlByte.type.getName()))) { |
| return t1; |
| } |
| |
| if (t2.equals(XmlInteger.type.getName()) && |
| (t1.equals(XmlLong.type.getName()) || t1.equals(XmlInt.type.getName()) || |
| t1.equals(XmlShort.type.getName()) || t1.equals(XmlByte.type.getName()))) { |
| return t2; |
| } |
| if (t1.equals(XmlInteger.type.getName()) && |
| (t2.equals(XmlLong.type.getName()) || t2.equals(XmlInt.type.getName()) || |
| t2.equals(XmlShort.type.getName()) || t2.equals(XmlByte.type.getName()))) { |
| return t1; |
| } |
| |
| if (t2.equals(XmlFloat.type.getName()) && |
| (t1.equals(XmlInteger.type.getName()) || |
| t1.equals(XmlLong.type.getName()) || t1.equals(XmlInt.type.getName()) || |
| t1.equals(XmlShort.type.getName()) || t1.equals(XmlByte.type.getName()))) { |
| return t2; |
| } |
| if (t1.equals(XmlFloat.type.getName()) && |
| (t2.equals(XmlInteger.type.getName()) || |
| t2.equals(XmlLong.type.getName()) || t2.equals(XmlInt.type.getName()) || |
| t2.equals(XmlShort.type.getName()) || t2.equals(XmlByte.type.getName()))) { |
| return t1; |
| } |
| |
| //double, decimal will never get here since they don't get generated |
| |
| //the rest of the combinations are not compatible, so they will combine in xsd:string |
| return XmlString.type.getName(); |
| } |
| |
| protected void combineAttributesOfTypes(Type into, Type from) { |
| // loop through attributes: add fromAtt if they don't exist, combine them if they exist |
| outterLoop: |
| for (int i = 0; i < from.getAttributes().size(); i++) { |
| Attribute fromAtt = from.getAttributes().get(i); |
| for (int j = 0; j < into.getAttributes().size(); j++) { |
| Attribute intoAtt = into.getAttributes().get(j); |
| if (intoAtt.getName().equals(fromAtt.getName())) { |
| intoAtt.getType().setName( |
| combineToMoreGeneralSimpleType(intoAtt.getType().getName(), fromAtt.getType().getName())); |
| continue outterLoop; |
| } |
| } |
| // fromAtt doesn't exist in into type, will add it right now |
| into.addAttribute(fromAtt); |
| } |
| |
| //optional attributes: if there are atts in into that are not in from, make them optional |
| for (int i = 0; i < into.getAttributes().size(); i++) { |
| Attribute intoAtt = into.getAttributes().get(i); |
| for (int j = 0; j < from.getAttributes().size(); j++) { |
| Attribute fromAtt = from.getAttributes().get(j); |
| if (fromAtt.getName().equals(intoAtt.getName())) { |
| continue; |
| } |
| } |
| // intoAtt doesn't exist in into type, will add it right now |
| intoAtt.setOptional(true); |
| } |
| } |
| |
| protected void combineElementsOfTypes(Type into, Type from, Inst2XsdOptions options) { |
| boolean needsUnboundedChoice = false; |
| |
| if (into.getTopParticleForComplexOrMixedContent() != Type.PARTICLE_SEQUENCE || |
| from.getTopParticleForComplexOrMixedContent() != Type.PARTICLE_SEQUENCE) { |
| needsUnboundedChoice = true; |
| } |
| |
| List<Element> res = new ArrayList<>(); |
| |
| int fromStartingIndex = 0; |
| int fromMatchedIndex = -1; |
| int intoMatchedIndex = -1; |
| |
| // for each element in into |
| for (int i = 0; !needsUnboundedChoice && i < into.getElements().size(); i++) { |
| // try to find one with same name in from |
| Element intoElement = into.getElements().get(i); |
| for (int j = fromStartingIndex; j < from.getElements().size(); j++) { |
| Element fromElement = from.getElements().get(j); |
| if (intoElement.getName().equals(fromElement.getName())) { |
| fromMatchedIndex = j; |
| break; |
| } |
| } |
| |
| // if not found, it's safe to add this one to result 'res' (as optional) and continue |
| if (fromMatchedIndex < fromStartingIndex) { |
| res.add(intoElement); |
| intoElement.setMinOccurs(0); |
| continue; |
| } |
| |
| // else try out all from elemens between fromStartingIndex to fromMatchedIndex |
| // to see if they match one of the into elements |
| intoMatchingLoop: |
| for (int j2 = fromStartingIndex; j2 < fromMatchedIndex; j2++) { |
| Element fromCandidate = from.getElements().get(j2); |
| |
| for (int i2 = i + 1; i2 < into.getElements().size(); i2++) { |
| Element intoCandidate = into.getElements().get(i2); |
| if (fromCandidate.getName().equals(intoCandidate.getName())) { |
| intoMatchedIndex = i2; |
| break intoMatchingLoop; |
| } |
| } |
| } |
| |
| if (intoMatchedIndex < i) { |
| // if none matched they are safe to be added to res as optional |
| for (int j3 = fromStartingIndex; j3 < fromMatchedIndex; j3++) { |
| Element fromCandidate = from.getElements().get(j3); |
| res.add(fromCandidate); |
| fromCandidate.setMinOccurs(0); |
| } |
| // also since into[i] == from[fromMatchedIndex] add it only once |
| res.add(intoElement); |
| Element fromMatchedElement = from.getElements().get(fromMatchedIndex); |
| |
| if (fromMatchedElement.getMinOccurs() <= 0) { |
| intoElement.setMinOccurs(0); |
| } |
| if (fromMatchedElement.getMaxOccurs() == Element.UNBOUNDED) { |
| intoElement.setMaxOccurs(Element.UNBOUNDED); |
| } |
| |
| combineTypes(intoElement.getType(), fromMatchedElement.getType(), options); |
| combineElementComments(intoElement, fromMatchedElement); |
| |
| fromStartingIndex = fromMatchedIndex + 1; |
| } else { |
| // if matched it means into type will transform into a choice unbounded type |
| needsUnboundedChoice = true; |
| } |
| } |
| |
| for (int j = fromStartingIndex; j < from.getElements().size(); j++) { |
| Element remainingFromElement = from.getElements().get(j); |
| res.add(remainingFromElement); |
| remainingFromElement.setMinOccurs(0); |
| } |
| |
| // if choice was detected |
| if (needsUnboundedChoice) { |
| into.setTopParticleForComplexOrMixedContent(Type.PARTICLE_CHOICE_UNBOUNDED); |
| |
| outterLoop: |
| for (int j = 0; j < from.getElements().size(); j++) { |
| Element fromElem = from.getElements().get(j); |
| for (int i = 0; i < into.getElements().size(); i++) { |
| Element intoElem = into.getElements().get(i); |
| intoElem.setMinOccurs(1); |
| intoElem.setMaxOccurs(1); |
| |
| if (intoElem == fromElem) { |
| continue outterLoop; |
| } |
| |
| if (intoElem.getName().equals(fromElem.getName())) { |
| combineTypes(intoElem.getType(), fromElem.getType(), options); |
| combineElementComments(intoElem, fromElem); |
| |
| continue outterLoop; |
| } |
| } |
| |
| // fromElem doesn't exist in into type, will add it right now |
| into.addElement(fromElem); |
| fromElem.setMinOccurs(1); |
| fromElem.setMaxOccurs(1); |
| } |
| } else { |
| // into remains sequence but will contain the new list of elements res |
| into.setElements(res); |
| } |
| } |
| |
| protected void combineElementComments(Element into, Element with) { |
| if (with.getComment() != null && with.getComment().length() > 0) { |
| if (into.getComment() == null) { |
| into.setComment(with.getComment()); |
| } else { |
| into.setComment(into.getComment() + with.getComment()); |
| } |
| } |
| } |
| } |
