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Java example source code file (DSchemaBuilderImpl.java)

This example Java source code file (DSchemaBuilderImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

annotation, buildexception, commentlistimpl, context, dcontainerpattern, dnotallowedpattern, dom, dpattern, dschemabuilderimpl, dunarypattern, elementwrapper, illegalschemaexception, locatorimpl, nameclassbuilder, parser, string, util, xml

The DSchemaBuilderImpl.java Java example source code

/*
 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
/*
 * Copyright (C) 2004-2011
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.sun.xml.internal.rngom.digested;

import com.sun.xml.internal.rngom.ast.builder.BuildException;
import com.sun.xml.internal.rngom.ast.builder.DataPatternBuilder;
import com.sun.xml.internal.rngom.ast.builder.ElementAnnotationBuilder;
import com.sun.xml.internal.rngom.ast.builder.Grammar;
import com.sun.xml.internal.rngom.ast.builder.NameClassBuilder;
import com.sun.xml.internal.rngom.ast.builder.SchemaBuilder;
import com.sun.xml.internal.rngom.ast.builder.Scope;
import com.sun.xml.internal.rngom.ast.om.ParsedPattern;
import com.sun.xml.internal.rngom.ast.util.LocatorImpl;
import com.sun.xml.internal.rngom.nc.NameClass;
import com.sun.xml.internal.rngom.nc.NameClassBuilderImpl;
import com.sun.xml.internal.rngom.parse.Context;
import com.sun.xml.internal.rngom.parse.IllegalSchemaException;
import com.sun.xml.internal.rngom.parse.Parseable;
import org.w3c.dom.Document;

import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.util.List;

/**
 * Parses as {@link Parseable} into a {@link DPattern}.
 *
 * @author Kohsuke Kawaguchi (kk@kohsuke.org)
 */
public class DSchemaBuilderImpl implements SchemaBuilder
    <NameClass,DPattern,ElementWrapper,LocatorImpl,Annotation,CommentListImpl> {

    private final NameClassBuilder ncb = new NameClassBuilderImpl();

    /**
     * Used to parse annotations.
     */
    private final Document dom;

    public DSchemaBuilderImpl() {
        try {
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            dbf.setNamespaceAware(true);
            this.dom = dbf.newDocumentBuilder().newDocument();
        } catch (ParserConfigurationException e) {
            // impossible
            throw new InternalError(e.getMessage());
        }
    }

    public NameClassBuilder getNameClassBuilder() throws BuildException {
        return ncb;
    }

    static  DPattern wrap( DPattern p, LocatorImpl loc, Annotation anno ) {
        p.location = loc;
        if(anno!=null)
            p.annotation = anno.getResult();
        return p;
    }

    static DContainerPattern addAll( DContainerPattern parent, List<DPattern> children) {
        for (DPattern c : children)
            parent.add(c);
        return parent;
    }

    static DUnaryPattern addBody( DUnaryPattern parent, ParsedPattern _body, LocatorImpl loc ) {
        parent.setChild( (DPattern)_body );
        return parent;
    }

    public DPattern makeChoice(List<DPattern> patterns, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addAll(new DChoicePattern(),patterns),loc,anno);
    }

    public DPattern makeInterleave(List<DPattern> patterns, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addAll(new DInterleavePattern(),patterns),loc,anno);
    }

    public DPattern makeGroup(List<DPattern> patterns, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addAll(new DGroupPattern(),patterns),loc,anno);
    }

    public DPattern makeOneOrMore(DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DOneOrMorePattern(),p,loc),loc,anno);
    }

    public DPattern makeZeroOrMore(DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DZeroOrMorePattern(),p,loc),loc,anno);
    }

    public DPattern makeOptional(DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DOptionalPattern(),p,loc),loc,anno);
    }

    public DPattern makeList(DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DListPattern(),p,loc),loc,anno);
    }

    public DPattern makeMixed(DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DMixedPattern(),p,loc),loc,anno);
    }

    public DPattern makeEmpty(LocatorImpl loc, Annotation anno) {
        return wrap(new DEmptyPattern(),loc,anno);
    }

    public DPattern makeNotAllowed(LocatorImpl loc, Annotation anno) {
        return wrap(new DNotAllowedPattern(),loc,anno);
    }

    public DPattern makeText(LocatorImpl loc, Annotation anno) {
        return wrap(new DTextPattern(),loc,anno);
    }

    public DPattern makeAttribute(NameClass nc, DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DAttributePattern(nc),p,loc),loc,anno);
    }

    public DPattern makeElement(NameClass nc, DPattern p, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(addBody(new DElementPattern(nc),p,loc),loc,anno);
    }

    public DataPatternBuilder makeDataPatternBuilder(String datatypeLibrary, String type, LocatorImpl loc) throws BuildException {
        return new DataPatternBuilderImpl(datatypeLibrary,type,loc);
    }

    public DPattern makeValue(String datatypeLibrary, String type, String value, Context c, String ns, LocatorImpl loc, Annotation anno) throws BuildException {
        return wrap(new DValuePattern(datatypeLibrary,type,value,c.copy(),ns),loc,anno);
    }

    public Grammar makeGrammar(Scope parent) {
        return new GrammarBuilderImpl(new DGrammarPattern(),parent,this);
    }

    public DPattern annotate(DPattern p, Annotation anno) throws BuildException {
        // TODO: not sure when this is used
        return p;
    }

    public DPattern annotateAfter(DPattern p, ElementWrapper e) throws BuildException {
        // TODO
        return p;
    }

    public DPattern commentAfter(DPattern p, CommentListImpl comments) throws BuildException {
        // TODO
        return p;
    }

    public DPattern makeExternalRef(Parseable current, String uri, String ns,
                                    Scope<DPattern, ElementWrapper, LocatorImpl, Annotation, CommentListImpl> scope, LocatorImpl loc, Annotation anno) throws BuildException, IllegalSchemaException {
        // TODO
        return null;
    }

    public LocatorImpl makeLocation(String systemId, int lineNumber, int columnNumber) {
        return new LocatorImpl(systemId,lineNumber,columnNumber);
    }

    public Annotation makeAnnotations(CommentListImpl comments, Context context) {
        return new Annotation();
    }

    public ElementAnnotationBuilder makeElementAnnotationBuilder(String ns, String localName, String prefix, LocatorImpl loc, CommentListImpl comments, Context context) {
        String qname;
        if(prefix==null)
            qname = localName;
        else
            qname = prefix+':'+localName;
        return new ElementAnnotationBuilderImpl(dom.createElementNS(ns,qname));
    }

    public CommentListImpl makeCommentList() {
        return null;
    }

    public DPattern makeErrorPattern() {
        return new DNotAllowedPattern();
    }

    public boolean usesComments() {
        return false;
    }

    public DPattern expandPattern(DPattern p) throws BuildException, IllegalSchemaException {
        return p;
    }
}

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