$.MyMapping.java Source code

Introduction

Here is the source code for $.MyMapping.java

Source

    #set($symbol_pound='#')#set($symbol_dollar='$')#set($symbol_escape='\')
    /*
     * Copyright 2012 hbz NRW (http://www.hbz-nrw.de/)
     *
     * 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 ${package};

    import java.io.File;
    import java.io.FileOutputStream;
    import java.io.IOException;
    import java.io.InputStream;
    import java.net.URISyntaxException;

    import org.antlr.runtime.RecognitionException;
    import org.apache.commons.io.FileUtils;
    import org.apache.commons.io.IOUtils;
    import org.culturegraph.mf.Flux;
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;

    /**
     * 
     * Example mapping with metafacture
     * 
     */
    public class MyMapping {
        final static Logger logger = LoggerFactory.getLogger(MyMapping.class);

        public String map(File file, String pid) {
            try {
                System.out.println(file.getAbsolutePath());
                return flux(file, pid);
            } catch (URISyntaxException e) {
                logger.error(e.getMessage());
            } catch (IOException e) {
                logger.error(e.getMessage());
            } catch (RecognitionException e) {
                logger.error(e.getMessage());
            }
            return null;
        }

        private String flux(File file, String pid) throws URISyntaxException, IOException, RecognitionException {
            File outfile = File.createTempFile("lobid", "rdf");
            outfile.deleteOnExit();
            File fluxFile = createFile("my-xmetadissplus-to-lobid.flux", "/tmp/my-xmetadissplus-to-lobid.flux");
            createFile("my-xmetadissplus-to-lobid.xml", "/tmp/my-xmetadissplus-to-lobid.xml");

            Flux.main(new String[] { fluxFile.getAbsolutePath(), "in=" + file.getAbsolutePath(),
                    "out=" + outfile.getAbsolutePath(), "subject=" + pid });
            return FileUtils.readFileToString(outfile).trim();
        }

        private File createFile(String resourceName, String path) throws IOException {
            InputStream in = Thread.currentThread().getContextClassLoader().getResourceAsStream(resourceName);
            File tempFile = new File(path);
            tempFile.deleteOnExit();
            FileOutputStream out = null;
            try {
                out = new FileOutputStream(tempFile);
                IOUtils.copy(in, out);
            } finally {
                if (out != null)
                    out.close();
            }
            return tempFile;
        }
    }