Examples with XmlGroupReferenceProperty eu.esdihumboldt.hale.io.xsd.reader.internal.XmlGroupReferenceProperty used on opensource projects

Example 1 with XmlGroupReferenceProperty

use of eu.esdihumboldt.hale.io.xsd.reader.internal.XmlGroupReferenceProperty in project hale by halestudio.

the class XmlSchemaReader method createPropertiesFromParticle.

/**
 * Extracts attribute definitions from a {@link XmlSchemaParticle}.
 *
 * @param declaringGroup the definition of the declaring group
 * @param particle the particle
 * @param schemaLocation the schema location
 * @param schemaNamespace the schema namespace
 * @param forceGroup force creating a group (e.g. if the parent is a choice)
 */
private void createPropertiesFromParticle(DefinitionGroup declaringGroup, XmlSchemaParticle particle, String schemaLocation, String schemaNamespace, boolean forceGroup) {
    // particle:
    if (particle instanceof XmlSchemaSequence) {
        // <sequence>
        XmlSchemaSequence sequence = (XmlSchemaSequence) particle;
        // once will result in no group if not forced)
        if (forceGroup || sequence.getMinOccurs() != 1 || sequence.getMaxOccurs() != 1) {
            // create a sequence group
            QName sequenceName = createGroupName(declaringGroup, "sequence");
            DefaultGroupPropertyDefinition sequenceGroup = new DefaultGroupPropertyDefinition(sequenceName, declaringGroup, false);
            // set cardinality
            long max = (sequence.getMaxOccurs() == Long.MAX_VALUE) ? (Cardinality.UNBOUNDED) : (sequence.getMaxOccurs());
            sequenceGroup.setConstraint(Cardinality.get(sequence.getMinOccurs(), max));
            // set choice constraint (no choice)
            sequenceGroup.setConstraint(ChoiceFlag.DISABLED);
            // set metadata
            setMetadata(sequenceGroup, sequence, schemaLocation);
            // use group as parent
            declaringGroup = sequenceGroup;
        }
        for (int j = 0; j < sequence.getItems().getCount(); j++) {
            XmlSchemaObject object = sequence.getItems().getItem(j);
            if (object instanceof XmlSchemaElement) {
                // <element>
                createPropertyFromElement((XmlSchemaElement) object, declaringGroup, schemaLocation, schemaNamespace);
            // </element>
            } else if (object instanceof XmlSchemaParticle) {
                // contained particles, e.g. a choice
                // content doesn't need to be grouped, it can be decided in
                // the method
                createPropertiesFromParticle(declaringGroup, (XmlSchemaParticle) object, schemaLocation, schemaNamespace, false);
            }
        }
    // </sequence>
    } else if (particle instanceof XmlSchemaChoice) {
        // <choice>
        XmlSchemaChoice choice = (XmlSchemaChoice) particle;
        // create a choice group
        QName choiceName = createGroupName(declaringGroup, "choice");
        DefaultGroupPropertyDefinition choiceGroup = new DefaultGroupPropertyDefinition(choiceName, declaringGroup, // no flatten allowed
        false);
        // because of choice
        // set custom display name
        choiceGroup.setConstraint(DISPLAYNAME_CHOICE);
        // set cardinality
        long max = (choice.getMaxOccurs() == Long.MAX_VALUE) ? (Cardinality.UNBOUNDED) : (choice.getMaxOccurs());
        choiceGroup.setConstraint(Cardinality.get(choice.getMinOccurs(), max));
        // set choice constraint
        choiceGroup.setConstraint(ChoiceFlag.ENABLED);
        // set metadata
        setMetadata(choiceGroup, choice, schemaLocation);
        // create properties with choiceGroup as parent
        for (int j = 0; j < choice.getItems().getCount(); j++) {
            XmlSchemaObject object = choice.getItems().getItem(j);
            if (object instanceof XmlSchemaElement) {
                // <element>
                createPropertyFromElement((XmlSchemaElement) object, choiceGroup, schemaLocation, schemaNamespace);
            } else if (object instanceof XmlSchemaParticle) {
                // contained particles, e.g. a choice or sequence
                // inside a choice they must form a group
                createPropertiesFromParticle(choiceGroup, (XmlSchemaParticle) object, schemaLocation, schemaNamespace, true);
            }
        }
    // </choice>
    } else if (particle instanceof XmlSchemaGroupRef) {
        // <group ref="..." />
        XmlSchemaGroupRef groupRef = (XmlSchemaGroupRef) particle;
        QName groupName = groupRef.getRefName();
        long max = (groupRef.getMaxOccurs() == Long.MAX_VALUE) ? (Cardinality.UNBOUNDED) : (groupRef.getMaxOccurs());
        long min = groupRef.getMinOccurs();
        /*
			 * Only allow flatten if group is not forced and appears exactly
			 * once
			 */
        XmlGroupReferenceProperty property = new XmlGroupReferenceProperty(groupName, declaringGroup, index, groupName, !forceGroup && min == 1 && max == 1);
        // set cardinality constraint
        property.setConstraint(Cardinality.get(min, max));
        // set metadata
        setMetadata(property, groupRef, schemaLocation);
    } else if (particle instanceof XmlSchemaAny) {
        // XXX ignore for now
        reporter.info(new IOMessageImpl("Particle that allows any element is not supported.", null, particle.getLineNumber(), particle.getLinePosition()));
    } else {
        reporter.error(new IOMessageImpl("Unrecognized particle: " + particle.getClass().getSimpleName(), null, particle.getLineNumber(), particle.getLinePosition()));
    }
}