com.adobe.acs.commons.rewriter.impl.XMLParserGeneratorFactory Maven / Gradle / Ivy

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Main ACS AEM Commons OSGi Bundle. Includes commons utilities.

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/*
 * #%L
 * ACS AEM Commons Bundle
 * %%
 * Copyright (C) 2013 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.rewriter.impl;

import javax.xml.parsers.SAXParserFactory;

import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.rewriter.Generator;
import org.apache.sling.rewriter.GeneratorFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@Component
@Service
@Property(name = "pipeline.type", value = "acs-aem-commons-xml-generator")
public final class XMLParserGeneratorFactory implements GeneratorFactory {

    private static final Logger log = LoggerFactory.getLogger(XMLParserGeneratorFactory.class);

    @Override
    public Generator createGenerator() {
        return createGenerator(null);
    }

    Generator createGenerator(final SAXParserFactory saxParserFactory) {
        try {
            if (saxParserFactory == null) {
                return new XMLParserGenerator();
            } else {
                return new XMLParserGenerator(saxParserFactory);
            }
        } catch (Exception e) {
            log.error("Unable to create parser", e);
            return null;
        }
    }
}