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/*
 * Copyright 2011-2020 PrimeFaces Extensions
 *
 * 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 org.primefaces.extensions.showcase.util;

import java.io.InputStream;

import jakarta.faces.context.FacesContext;

import org.apache.commons.lang3.StringUtils;

/**
 * ShowcaseUtil
 *
 * @author Pavol Slany / last modified by $Author$
 * @version $Revision$
 */
public class ShowcaseUtil {
    public static String getFileContent(final String fullPathToFile) {
        try {
            // Finding in WEB ...
            final FacesContext fc = FacesContext.getCurrentInstance();
            InputStream is = fc.getExternalContext().getResourceAsStream(fullPathToFile);
            if (is != null) {
                return FileContentMarkerUtil.readFileContent(fullPathToFile, is);
            }

            // Finding in ClassPath ...
            is = ShowcaseUtil.class.getResourceAsStream(fullPathToFile);
            if (is != null) {
                return FileContentMarkerUtil.readFileContent(fullPathToFile, is);
            }
        }
        catch (final Exception e) {
            throw new IllegalStateException("Internal error: file " + fullPathToFile + " could not be read", e);
        }

        return StringUtils.EMPTY;
    }
}