/*
* The MIT License (MIT)
*
* Copyright (c) 2007-2015 Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.broad.igv.feature.genome;
import org.apache.log4j.Logger;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import java.util.zip.GZIPInputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class GenomeZipDescriptor extends GenomeDescriptor {
private static Logger log = Logger.getLogger(GenomeZipDescriptor.class);
private Map<String, ZipEntry> zipEntries;
private ZipFile genomeZipFile;
public GenomeZipDescriptor(String name,
boolean chrNamesAltered,
String id,
String cytoBandFileName,
String geneFileName,
String chrAliasFileName,
String geneTrackName,
String sequenceLocation,
boolean hasCustomSequenceLocation,
ZipFile genomeZipFile,
Map<String, ZipEntry> zipEntries,
boolean chromosomesAreOrdered,
boolean fasta,
boolean fastaDirectory,
String fastaFileNameString) {
super(name, chrNamesAltered, id, cytoBandFileName, geneFileName, chrAliasFileName, geneTrackName,
sequenceLocation, hasCustomSequenceLocation, chromosomesAreOrdered, fasta, fastaDirectory, fastaFileNameString);
this.zipEntries = zipEntries;
this.genomeZipFile = genomeZipFile;
}
public InputStream getCytoBandStream()
throws IOException {
String fileName = cytoBandFileName;
if (fileName == null) {
return null;
}
boolean isGZipped = fileName.toLowerCase().endsWith((".gz"));
InputStream is = genomeZipFile.getInputStream(zipEntries.get(fileName));
return isGZipped ? new GZIPInputStream(is) : is;
}
public InputStream getGeneStream()
throws IOException {
if (geneFileName == null) {
return null;
}
InputStream is = genomeZipFile.getInputStream(zipEntries.get(geneFileName));
return (geneFileName.endsWith(".gz") ? new GZIPInputStream(is) : is);
}
@Override
public InputStream getChrAliasStream() throws IOException {
String fileName = chrAliasFileName;
if (fileName == null || !zipEntries.containsKey(fileName)) {
return null;
}
return genomeZipFile.getInputStream(zipEntries.get(fileName));
}
public void close() {
try {
genomeZipFile.close();
} catch (IOException e) {
log.error("Error closing genomeZipFile", e);
}
}
}