io.wcm.devops.conga.generator.handlebars.CharsetAwareTemplateSource.java Source code

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Here is the source code for io.wcm.devops.conga.generator.handlebars.CharsetAwareTemplateSource.java

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/*
 * #%L
 * wcm.io
 * %%
 * Copyright (C) 2015 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.devops.conga.generator.handlebars;

import java.io.IOException;
import java.io.InputStream;

import org.apache.commons.io.IOUtils;

import com.github.jknack.handlebars.io.AbstractTemplateSource;

import io.wcm.devops.conga.resource.Resource;

/**
 * Charset-aware TemplateSource for handlebars.
 */
class CharsetAwareTemplateSource extends AbstractTemplateSource {

    private final Resource file;
    private final String charset;
    private final String location;

    CharsetAwareTemplateSource(Resource file, String charset, String location) {
        this.file = file;
        this.charset = charset;
        this.location = location;
    }

    @Override
    public String content() throws IOException {
        try (InputStream is = file.getInputStream()) {
            return IOUtils.toString(is, charset);
        }
    }

    @Override
    public String filename() {
        return location;
    }

    @Override
    public long lastModified() {
        return file.getLastModified();
    }

}