com.sun.xml.xsom.impl.IdentityConstraintImpl Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of schema2proto-xsom Show documentation

XML Schema Object Model (XSOM) is a Java library that allows applications to easily parse XML Schema documents and inspect information in them. It is expected to be useful for applications that need to take XML Schema as an input.

The newest version!

/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.xsom.impl;

/*-
 * #%L
 * XSOM
 * %%
 * Copyright (C) 2019 - 2020 Entur
 * %%
 * Licensed under the EUPL, Version 1.1 or – as soon they will be
 * approved by the European Commission - subsequent versions of the
 * EUPL (the "Licence");
 * 
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * 
 * http://ec.europa.eu/idabc/eupl5
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * #L%
 */

import com.sun.xml.xsom.XSElementDecl;
import com.sun.xml.xsom.XSIdentityConstraint;
import com.sun.xml.xsom.XSXPath;
import com.sun.xml.xsom.impl.parser.SchemaDocumentImpl;
import com.sun.xml.xsom.visitor.XSFunction;
import com.sun.xml.xsom.visitor.XSVisitor;
import org.xml.sax.Locator;

import java.util.Collections;
import java.util.List;

/**
 * {@link XSIdentityConstraint} implementation.
 *
 * @author Kohsuke Kawaguchi
 */
public class IdentityConstraintImpl extends ComponentImpl implements XSIdentityConstraint, Ref.IdentityConstraint {

    private XSElementDecl parent;
    private final short category;
    private final String name;
    private final XSXPath selector;
    private final List fields;
    private final Ref.IdentityConstraint refer;

    public IdentityConstraintImpl(SchemaDocumentImpl _owner, AnnotationImpl _annon, Locator _loc,
        ForeignAttributesImpl fa, short category, String name, XPathImpl selector,
        List fields, Ref.IdentityConstraint refer) {

        super(_owner, _annon, _loc, fa);
        this.category = category;
        this.name = name;
        this.selector = selector;
        selector.setParent(this);
        this.fields = (List) Collections.unmodifiableList((List)fields);
        for( XPathImpl xp : fields )
            xp.setParent(this);
        this.refer = refer;
    }


    @Override
    public void visit(XSVisitor visitor) {
        visitor.identityConstraint(this);
    }

    @Override
    public  T apply(XSFunction function) {
        return function.identityConstraint(this);
    }

    public void setParent(ElementDecl parent) {
        this.parent = parent;
        parent.getOwnerSchema().addIdentityConstraint(this);
    }

    @Override
    public XSElementDecl getParent() {
        return parent;
    }

    @Override
    public String getName() {
        return name;
    }

    @Override
    public String getTargetNamespace() {
        return getParent().getTargetNamespace();
    }

    @Override
    public short getCategory() {
        return category;
    }

    @Override
    public XSXPath getSelector() {
        return selector;
    }

    @Override
    public List getFields() {
        return fields;
    }

    @Override
    public XSIdentityConstraint getReferencedKey() {
        if(category==KEYREF)
            return refer.get();
        else
            throw new IllegalStateException("not a keyref");
    }

    @Override
    public XSIdentityConstraint get() {
        return this;
    }
}