SimpleTypeDefinitionNodeStructure.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.mappingsplugin.ui.schema;

import java.util.ListIterator;

import org.eclipse.persistence.tools.workbench.mappingsmodel.schema.MWNamedSchemaComponent;
import org.eclipse.persistence.tools.workbench.mappingsmodel.schema.MWSimpleTypeDefinition;
import org.eclipse.persistence.tools.workbench.utility.iterators.CompositeListIterator;
import org.eclipse.persistence.tools.workbench.utility.iterators.SingleElementListIterator;
import org.eclipse.persistence.tools.workbench.utility.iterators.TransformationListIterator;


final class SimpleTypeDefinitionNodeStructure
    extends NamedSchemaComponentNodeStructure
{
    // **************** Constructors ******************************************

    SimpleTypeDefinitionNodeStructure(MWSimpleTypeDefinition simpleTypeDefinition) {
        super(simpleTypeDefinition);
    }


    // **************** SchemaComponentNodeStructure contract *****************

    protected ListIterator componentDetails() {
        return new CompositeListIterator(this.nameDetails(), this.typeDetails());
    }


    // **************** NamedSchemaComponentNodeStructure contract ************

    Integer topLevelOrderIndex() {
        return new Integer(4);
    }


    // **************** Internal **********************************************

    private ListIterator typeDetails() {
        return new CompositeListIterator(
            this.buildVarietyDetail(),
            this.buildVarietySubdetails()
        );
    }

    private SchemaComponentDetail buildVarietyDetail() {
        return new SchemaComponentDetail(this.getComponent()) {
            protected String getName() {
                return "variety";
            }

            protected String getValueFromComponent() {
                return ((MWSimpleTypeDefinition) this.component).getVariety();
            }
        };
    }

    private ListIterator buildVarietySubdetails() {
        MWSimpleTypeDefinition simpleType = (MWSimpleTypeDefinition) this.getComponent();

        if (simpleType.getVariety() == MWSimpleTypeDefinition.ATOMIC) {
            return new SingleElementListIterator(this.buildBaseTypeDetail());
        }
        else if (simpleType.getVariety() == MWSimpleTypeDefinition.LIST) {
            return new SingleElementListIterator(this.buildItemTypeDetail());
        }
        else /** UNION */ {
            return this.buildMemberTypeDetails();
        }
    }

    private SchemaComponentDetail buildBaseTypeDetail() {
        return new SchemaComponentQNamedDetail(this.getComponent()) {
            protected String getName() {
                return "  base";
            }

            protected MWNamedSchemaComponent getQNamedComponent() {
                return ((MWSimpleTypeDefinition) this.component).getBaseType();
            }
        };
    }

    private SchemaComponentDetail buildItemTypeDetail() {
        return new SchemaComponentQNamedDetail(this.getComponent()) {
            protected String getName() {
                return "  itemType";
            }

            protected String getValueFromComponent() {
                String valueFromComponent = super.getValueFromComponent();

                if (((MWSimpleTypeDefinition) this.component).getItemType().getName() == null) {
                    valueFromComponent = "base=" + valueFromComponent;
                }

                return valueFromComponent;
            }

            protected MWNamedSchemaComponent getQNamedComponent() {
                MWSimpleTypeDefinition itemType = ((MWSimpleTypeDefinition) this.component).getItemType();
                return (itemType.getName() == null) ? itemType.getBaseType() : itemType;
            }
        };
    }

    private ListIterator buildMemberTypeDetails() {
        return new TransformationListIterator(((MWSimpleTypeDefinition) this.getComponent()).memberTypes()) {
            protected Object transform(Object next) {
                return SimpleTypeDefinitionNodeStructure.this.buildMemberTypeDetail((MWSimpleTypeDefinition) next);
            }
        };
    }

    private SchemaComponentDetail buildMemberTypeDetail(final MWSimpleTypeDefinition memberType) {
        return new SchemaComponentQNamedDetail(this.getComponent()) {
            protected String getName() {
                return "  memberType";
            }

            protected String getValueFromComponent() {
                String valueFromComponent = super.getValueFromComponent();

                if (memberType.getName() == null) {
                    valueFromComponent = "base=" + valueFromComponent;
                }

                return valueFromComponent;
            }

            protected MWNamedSchemaComponent getQNamedComponent() {
                return (memberType.getName() == null) ? memberType.getBaseType() : memberType;
            }
        };
    }
}