com.bennavetta.vetinari.parse.SiteLoader.java Source code

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Here is the source code for com.bennavetta.vetinari.parse.SiteLoader.java

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/**
 * Copyright 2014 Ben Navetta
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bennavetta.vetinari.parse;

import com.bennavetta.vetinari.Page;
import com.bennavetta.vetinari.Site;
import com.bennavetta.vetinari.VetinariContext;
import com.bennavetta.vetinari.VetinariException;
import com.google.common.collect.ImmutableMap;
import lombok.extern.slf4j.Slf4j;

import javax.inject.Inject;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.stream.Collectors;

/**
 * Parse a {@link Site} and its content pages.
 */
@Slf4j
public class SiteLoader {
    private final PageParser pageParser;

    @Inject
    public SiteLoader(PageParser pageParser) {
        this.pageParser = pageParser;
    }

    public Site load(VetinariContext context) throws VetinariException {
        Site.SiteBuilder siteBuilder = Site.builder();
        siteBuilder.siteConfig(context.getSiteConfig());

        ImmutableMap.Builder<String, Page> pageBuilder = ImmutableMap.builder();
        try {
            log.info("Loading content pages from {}", context.getContentRoot());
            for (Path file : Files.walk(context.getContentRoot()).filter(Files::isRegularFile)
                    .collect(Collectors.toList())) {
                Page page = pageParser.parsePage(file, context);
                pageBuilder.put(page.getIdentifier(), page);
            }
        } catch (IOException e) {
            throw new VetinariException("Unable to load content pages", e);
        }
        siteBuilder.pages(pageBuilder.build());

        return siteBuilder.build();
    }
}