io.wcm.config.core.impl.combined.SampleConfigurationFinderStrategy.java Source code

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Here is the source code for io.wcm.config.core.impl.combined.SampleConfigurationFinderStrategy.java

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/*
 * #%L
 * wcm.io
 * %%
 * Copyright (C) 2016 wcm.io
 * %%
 * 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 io.wcm.config.core.impl.combined;

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

import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.resource.Resource;

import com.day.text.Text;

import io.wcm.config.spi.ConfigurationFinderStrategy;

public class SampleConfigurationFinderStrategy implements ConfigurationFinderStrategy {

    @Override
    public String getApplicationId() {
        return "sample";
    }

    @Override
    public Iterator<String> findConfigurationIds(Resource resource) {
        List<String> configurationIds = new ArrayList<>();
        addAbsoluteParent(configurationIds, resource, 3);
        addAbsoluteParent(configurationIds, resource, 2);
        addAbsoluteParent(configurationIds, resource, 1);
        return configurationIds.iterator();
    }

    private void addAbsoluteParent(List<String> configurationIds, Resource resource, int absoluteParent) {
        String configurationId = Text.getAbsoluteParent(resource.getPath(), absoluteParent);
        if (StringUtils.isNotEmpty(configurationId)) {
            configurationIds.add(configurationId);
        }
    }

}