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Main ACS AEM Commons OSGi Bundle. Includes commons utilities.

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/*
 * #%L
 * ACS AEM Commons Bundle
 * %%
 * Copyright (C) 2017 Adobe
 * %%
 * 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.
 * #L%
 */
package com.adobe.acs.commons.reports.models;

import java.io.IOException;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import com.adobe.acs.commons.reports.api.ReportException;
import com.adobe.acs.commons.reports.api.ReportExecutor;
import com.adobe.acs.commons.reports.api.ResultsPage;
import com.github.jknack.handlebars.Handlebars;
import com.github.jknack.handlebars.Template;

import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.models.annotations.Model;
import org.apache.sling.models.annotations.injectorspecific.Self;
import org.apache.sling.models.annotations.injectorspecific.SlingObject;

@Model(adaptables = SlingHttpServletRequest.class)
public class PathListReportExecutor implements ReportExecutor {

    int currentPage;

    PathListReportConfig config;

    @Self
    private SlingHttpServletRequest request;

    @SlingObject
    ResourceResolver resourceResolver;

    @Override
    public String getDetails() throws ReportException {
        return StringUtils.EMPTY;
    }

    @Override
    public String getParameters() throws ReportException {
        return StringUtils.EMPTY;
    }

    List extractPaths() throws ReportException {
        try {
            Template template = new Handlebars().compileInline(config.getPathArea());
            String pathsArea = template.apply(getParamPatternMap(request));

            if (StringUtils.isNotEmpty(pathsArea)) {
                return Arrays.asList(pathsArea.split("\r?\n"));
            }
        } catch (IOException ioe) {
            throw new ReportException("Exception templating query", ioe);
        }

        return Collections.emptyList();
    }

    @Override
    public ResultsPage getAllResults() throws ReportException {
        List