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Java example source code file (XSFinder.java)

This example Java source code file (XSFinder.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.

Learn more about this Java project at its project page.

Java - Java tags/keywords

boolean, xscomponent, xsfinder, xsfunction

The XSFinder.java Java example source code

/*
 * Copyright (c) 1997, 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.
 */

package com.sun.xml.internal.xsom.util;

import com.sun.xml.internal.xsom.XSAnnotation;
import com.sun.xml.internal.xsom.XSAttGroupDecl;
import com.sun.xml.internal.xsom.XSAttributeDecl;
import com.sun.xml.internal.xsom.XSAttributeUse;
import com.sun.xml.internal.xsom.XSComplexType;
import com.sun.xml.internal.xsom.XSComponent;
import com.sun.xml.internal.xsom.XSContentType;
import com.sun.xml.internal.xsom.XSElementDecl;
import com.sun.xml.internal.xsom.XSFacet;
import com.sun.xml.internal.xsom.XSModelGroup;
import com.sun.xml.internal.xsom.XSModelGroupDecl;
import com.sun.xml.internal.xsom.XSNotation;
import com.sun.xml.internal.xsom.XSParticle;
import com.sun.xml.internal.xsom.XSSchema;
import com.sun.xml.internal.xsom.XSSimpleType;
import com.sun.xml.internal.xsom.XSWildcard;
import com.sun.xml.internal.xsom.XSIdentityConstraint;
import com.sun.xml.internal.xsom.XSXPath;
import com.sun.xml.internal.xsom.visitor.XSFunction;

/**
 * Utility implementation of {@link XSFunction} that returns
 * {@link Boolean} to find something from schema objects.
 *
 * <p>
 * This implementation returns <code>Boolean.FALSE from
 * all of the methods. The derived class is expected to override
 * some of the methods to actually look for something.
 *
 * @author
 *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
 */
public class XSFinder implements XSFunction<Boolean> {

    /**
     * Invokes this object as a visitor with the specified component.
     */
    public final boolean find( XSComponent c ) {
        return c.apply(this);
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#annotation(com.sun.xml.internal.xsom.XSAnnotation)
     */
    public Boolean annotation(XSAnnotation ann) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#attGroupDecl(com.sun.xml.internal.xsom.XSAttGroupDecl)
     */
    public Boolean attGroupDecl(XSAttGroupDecl decl) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#attributeDecl(com.sun.xml.internal.xsom.XSAttributeDecl)
     */
    public Boolean attributeDecl(XSAttributeDecl decl) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#attributeUse(com.sun.xml.internal.xsom.XSAttributeUse)
     */
    public Boolean attributeUse(XSAttributeUse use) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#complexType(com.sun.xml.internal.xsom.XSComplexType)
     */
    public Boolean complexType(XSComplexType type) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#schema(com.sun.xml.internal.xsom.XSSchema)
     */
    public Boolean schema(XSSchema schema) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#facet(com.sun.xml.internal.xsom.XSFacet)
     */
    public Boolean facet(XSFacet facet) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSFunction#notation(com.sun.xml.internal.xsom.XSNotation)
     */
    public Boolean notation(XSNotation notation) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSContentTypeFunction#simpleType(com.sun.xml.internal.xsom.XSSimpleType)
     */
    public Boolean simpleType(XSSimpleType simpleType) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSContentTypeFunction#particle(com.sun.xml.internal.xsom.XSParticle)
     */
    public Boolean particle(XSParticle particle) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSContentTypeFunction#empty(com.sun.xml.internal.xsom.XSContentType)
     */
    public Boolean empty(XSContentType empty) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSTermFunction#wildcard(com.sun.xml.internal.xsom.XSWildcard)
     */
    public Boolean wildcard(XSWildcard wc) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSTermFunction#modelGroupDecl(com.sun.xml.internal.xsom.XSModelGroupDecl)
     */
    public Boolean modelGroupDecl(XSModelGroupDecl decl) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSTermFunction#modelGroup(com.sun.xml.internal.xsom.XSModelGroup)
     */
    public Boolean modelGroup(XSModelGroup group) {
        return Boolean.FALSE;
    }

    /**
     * @see com.sun.xml.internal.xsom.visitor.XSTermFunction#elementDecl(com.sun.xml.internal.xsom.XSElementDecl)
     */
    public Boolean elementDecl(XSElementDecl decl) {
        return Boolean.FALSE;
    }

    public Boolean identityConstraint(XSIdentityConstraint decl) {
        return Boolean.FALSE;
    }

    public Boolean xpath(XSXPath xpath) {
        return Boolean.FALSE;
    }
}

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