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torben |
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package dk.daoas.adressevedligehold;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.nio.charset.Charset;
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import java.util.List;
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import org.apache.commons.fileupload.FileItem;
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import com.google.common.base.Splitter;
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import dk.daoas.adressevedligehold.AddressSourceEntry.EntryType;
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import dk.daoas.adressevedligehold.util.DeduplicateHelper;
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public class AddressSourceFD implements AddressSource {
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DeduplicateHelper<String> dirigeringsCache = new DeduplicateHelper<String>();
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FileItem file;
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InputStream is;
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InputStreamReader isr;
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BufferedReader br;
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int lineCount = 0;
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String filenameFirst2;
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public AddressSourceFD(FileItem file) throws Exception {
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this.file = file;
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filenameFirst2 = file.getName().substring(0, 2).toUpperCase();
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}
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@Override
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public String getFilename() {
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return file.getName();
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}
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@Override
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public void validate() throws IOException {
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try {
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is = file.getInputStream();
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isr = new InputStreamReader(is, Charset.forName("ISO-8859-1") );
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br = new BufferedReader(isr);
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String line = br.readLine();
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String[] parts = line.split(";");
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int numFields = parts.length;
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if (numFields != 9) {
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throw new IOException("Not enough fields in CSV file. Found " + numFields + ", expected 9");
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}
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} catch (Exception e) {
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try {
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br.close();
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isr.close();
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is.close();
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} catch (Exception e2) {
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System.out.println("Error cleaning up resources");
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}
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throw e; // Re-throw
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}
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}
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//TODO: Skal csv parsning klares med Apache Commons CSV ?
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@Override
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public AddressSourceEntry getNextEntry() throws IOException {
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String line = br.readLine();
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if (line == null) // end of file
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return null;
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if (line.trim().equals(""))
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return null;
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//System.out.println(line);
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AddressSourceEntry entry = new AddressSourceEntry( EntryType.TypeSingleAddress);
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entry.distributor = "FD";
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List<String> parts = Splitter.on(';').splitToList(line);
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if (parts.size() != 9) {
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throw new IOException("Not enough fields in line " + line);
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}
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entry.postnr = Short.parseShort( parts.get(0) );
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entry.vejnavn = parts.get(1);
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entry.husnr = Short.parseShort( parts.get(2) );
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entry.litra = parts.get(3);
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entry.vejkode = Short.parseShort( parts.get(4) );
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entry.kommunekode = Short.parseShort( parts.get(5) );
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entry.gadeid = Integer.parseInt( parts.get(6) );
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entry.rute = dirigeringsCache.getInstance( parts.get(7) );
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entry.koreliste = dirigeringsCache.getInstance( parts.get(8) );
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switch(filenameFirst2) {
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case "HV":
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entry.ugedage = EntryUgedage.MAN_FRE;
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break;
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case "LO":
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entry.ugedage = EntryUgedage.LOR;
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break;
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case "SO":
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entry.ugedage = EntryUgedage.SON;
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break;
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default:
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throw new IOException("Ukendt ugedage " + filenameFirst2);
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}
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lineCount++;
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return entry;
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}
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@Override
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public String getDistributor() {
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return "FD";
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}
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@Override //AutoCloseable
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public void close() throws Exception {
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System.out.println("Closing FD after lines " + lineCount);
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try {
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br.close();
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isr.close();
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is.close();
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file.delete();
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} catch (Exception e) {
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System.out.println("Error on closing " + e.getMessage() );
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}
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}
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}
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