com.sun.faces.component.search.CompositeSearchKeywordResolver Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jakarta.faces Show documentation
EE4J Compatible Implementation for Jakarta Faces API
The newest version!
/*
 * Copyright (c) 1997, 2020 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 v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package com.sun.faces.component.search;

import java.util.ArrayList;
import java.util.List;

import jakarta.faces.component.UIComponent;
import jakarta.faces.component.search.SearchExpressionContext;
import jakarta.faces.component.search.SearchKeywordContext;
import jakarta.faces.component.search.SearchKeywordResolver;

public class CompositeSearchKeywordResolver extends SearchKeywordResolver {

    private static final int NUMBER_OF_DEFAULT_IMPLEMENTATIONS = 12;

    private final List resolvers;

    public CompositeSearchKeywordResolver() {
        resolvers = new ArrayList<>(NUMBER_OF_DEFAULT_IMPLEMENTATIONS);
    }

    public void add(SearchKeywordResolver searchKeywordResolver) {
        if (searchKeywordResolver == null) {
            throw new NullPointerException();
        }

        resolvers.add(0, searchKeywordResolver);
    }

    @Override
    public void resolve(SearchKeywordContext context, UIComponent current, String keyword) {
        context.setKeywordResolved(false);

        for (SearchKeywordResolver resolver : resolvers) {
            if (resolver.isResolverForKeyword(context.getSearchExpressionContext(), keyword)) {
                resolver.resolve(context, current, keyword);
                if (context.isKeywordResolved()) {
                    return;
                }
            }
        }
    }

    @Override
    public boolean isResolverForKeyword(SearchExpressionContext searchExpressionContext, String keyword) {
        for (SearchKeywordResolver resolver : resolvers) {
            if (resolver.isResolverForKeyword(searchExpressionContext, keyword)) {
                return true;
            }
        }

        return false;
    }

    @Override
    public boolean isPassthrough(SearchExpressionContext searchExpressionContext, String keyword) {
        for (SearchKeywordResolver resolver : resolvers) {
            if (resolver.isResolverForKeyword(searchExpressionContext, keyword)) {
                return resolver.isPassthrough(searchExpressionContext, keyword);
            }
        }

        return false;
    }

    @Override
    public boolean isLeaf(SearchExpressionContext searchExpressionContext, String keyword) {
        for (SearchKeywordResolver resolver : resolvers) {
            if (resolver.isResolverForKeyword(searchExpressionContext, keyword)) {
                return resolver.isLeaf(searchExpressionContext, keyword);
            }
        }

        return false;
    }
}