Esempio n. 1
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  /**
   * Gets the "default" attribute value for the given XSDFeature, if there is none then it returns
   * an empty string.
   *
   * @param xsdElem
   * @return the default value string
   */
  public static String getDefaultValue(XSDFeature xsdElem) {
    XSDConstraint constraint = null;
    if (xsdElem instanceof XSDAttributeDeclaration) {
      // attribute declarations store their default values in
      // their containers (attribute uses)
      XSDAttributeUse use = (XSDAttributeUse) xsdElem.getContainer();
      if (use.isSetConstraint()) {
        constraint = use.getConstraint();
      }

      if (constraint != null && constraint.equals(XSDConstraint.DEFAULT_LITERAL)) {
        if (use.getLexicalValue() != null) {
          return use.getLexicalValue();
        }
        return EMPTY_STRING;
      }
    } else if (xsdElem instanceof XSDElementDeclaration) {
      if (xsdElem.isSetConstraint()) constraint = xsdElem.getConstraint();

      if (constraint != null && constraint.equals(XSDConstraint.DEFAULT_LITERAL)) {
        if (xsdElem.getLexicalValue() != null) {
          return xsdElem.getLexicalValue();
        }
        return EMPTY_STRING;
      }
    }

    return EMPTY_STRING;
  }
Esempio n. 2
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  /**
   * Gets the "maxOccurs" attribute value for the given XSDFeature, if there is none then it returns
   * the default 1.
   *
   * @param xsdElem
   * @return max occurs
   */
  public static int getMaxOccurs(XSDFeature xsdElem) {
    int max = 1;

    // not a particle means an attribute use.  attributes are maxed at 1.
    if (!(xsdElem.eContainer() instanceof XSDParticle)) return max;

    XSDParticle particle = (XSDParticle) xsdElem.eContainer();
    if (particle.isSetMaxOccurs()) max = particle.getMaxOccurs();

    return max;
  }
Esempio n. 3
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  /**
   * Gets the "minOccurs" attribute value for the given XSDFeature, if there is none then it returns
   * the default 1.
   *
   * @param xsdElem
   * @return min occurs
   */
  public static int getMinOccurs(XSDFeature xsdElem) {
    if (xsdElem.eContainer() instanceof XSDAttributeUse) {
      return (((XSDAttributeUse) xsdElem.eContainer()).getUse()
              == XSDAttributeUseCategory.REQUIRED_LITERAL
          ? 1
          : 0);
    }

    XSDParticle particle = (XSDParticle) xsdElem.eContainer();
    int min = 1;
    if (particle.isSetMinOccurs()) min = particle.getMinOccurs();

    return min;
  }
Esempio n. 4
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  /**
   * Given an element, return its type, or null if it does not have a type. This is slightly more
   * complicated than just calling getType() since an element may not have a type at all, it may
   * reference another element.
   *
   * @param feature
   * @return the type of the element
   */
  public static XSDTypeDefinition getResolvedType(XSDFeature feature) {

    // Special case of elements referencing stale XSD complex types
    if (feature instanceof XSDElementDeclaration
        && ((XSDElementDeclaration) feature).getTypeDefinition()
            instanceof XSDComplexTypeDefinition) {

      XSDElementDeclaration element = (XSDElementDeclaration) feature;

      // We have a type, but types can be proxies, and proxies can become
      // stale if the referenced
      // type changes, so before we return it, re-resolve the proxy and
      // then return it
      XSDComplexTypeDefinition oldType = (XSDComplexTypeDefinition) element.getTypeDefinition();
      EObject newType = EcoreUtil.resolve(element.getTypeDefinition(), element);
      if (oldType != newType) {
        // We only return the resolved type if the name and the namespace has not changed.  Changing
        // the name
        // and namespace is essentially an unresolved BO.
        String oldName = oldType.getName();
        String newName = ((XSDTypeDefinition) newType).getName();
        String oldTNS = oldType.getTargetNamespace();
        String newTNS = ((XSDTypeDefinition) newType).getTargetNamespace();

        if (((oldName == newName) || (oldName != null && oldName.equals(newName)))
            && ((oldTNS == newTNS) || (oldTNS != null && oldTNS.equals(newTNS))))
          element.setTypeDefinition((XSDTypeDefinition) newType);
      }
      return element.getTypeDefinition();

    } else if (feature.getType() != null) {
      return feature.getType();
    } else if (feature.getResolvedFeature() != null
        && feature.getResolvedFeature().getType() != null) {
      // We reference another element
      return feature.getResolvedFeature().getType();
    } else {
      return null;
    }
  }