Revision 8436
Added by Lauren Walker over 10 years ago
| src/edu/ucsb/nceas/metacat/dataone/MNodeService.java | ||
|---|---|---|
| 1844 | 1844 |
// just the lone pid in this package |
| 1845 | 1845 |
packagePids.add(pid); |
| 1846 | 1846 |
} |
| 1847 |
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| 1847 |
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| 1848 |
//Create a temp directory in the default temp directory |
|
| 1849 |
String defaultTempDir = System.getProperty("java.io.tmpdir");
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| 1850 |
File tempDir = new File(defaultTempDir + "/" + System.nanoTime()); |
|
| 1851 |
tempFiles.add(tempDir); |
|
| 1852 |
tempDir.mkdir(); |
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| 1853 |
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| 1848 | 1854 |
// track the pid-to-file mapping |
| 1849 | 1855 |
StringBuffer pidMapping = new StringBuffer(); |
| 1856 |
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| 1850 | 1857 |
// loop through the package contents |
| 1851 | 1858 |
for (Identifier entryPid: packagePids) {
|
| 1859 |
//Get the system metadata for each item |
|
| 1852 | 1860 |
SystemMetadata entrySysMeta = this.getSystemMetadata(session, entryPid); |
| 1861 |
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| 1862 |
//Create the temp file extension and prefix |
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| 1853 | 1863 |
String extension = ObjectFormatInfo.instance().getExtension(entrySysMeta.getFormatId().getValue()); |
| 1854 |
String prefix = entryPid.getValue(); |
|
| 1855 |
prefix = "entry"; |
|
| 1856 |
File tempFile = File.createTempFile(prefix + "-", extension); |
|
| 1864 |
String objectFormatType = ObjectFormatCache.getInstance().getFormat(entrySysMeta.getFormatId()).getFormatType(); |
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| 1865 |
String fileName = entryPid.getValue().replaceAll("\\W+", "_") + "-" + objectFormatType;
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| 1866 |
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| 1867 |
//Create a new file for this item and add to the list |
|
| 1868 |
File tempFile = new File(tempDir, fileName+extension); |
|
| 1857 | 1869 |
tempFiles.add(tempFile); |
| 1858 |
InputStream entryInputStream = this.get(session, entryPid); |
|
| 1870 |
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| 1871 |
InputStream entryInputStream = this.get(session, entryPid); |
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| 1859 | 1872 |
IOUtils.copy(entryInputStream, new FileOutputStream(tempFile)); |
| 1860 | 1873 |
bag.addFileToPayload(tempFile); |
| 1861 | 1874 |
pidMapping.append(entryPid.getValue() + "\t" + "data/" + tempFile.getName() + "\n"); |
| 1862 | 1875 |
} |
| 1863 | 1876 |
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| 1864 | 1877 |
//add the the pid to data file map |
| 1865 |
File pidMappingFile = File.createTempFile("pid-mapping-", ".txt");
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| 1878 |
File pidMappingFile = new File(tempDir, "pid-mapping.txt");
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| 1866 | 1879 |
IOUtils.write(pidMapping.toString(), new FileOutputStream(pidMappingFile)); |
| 1867 | 1880 |
bag.addFileAsTag(pidMappingFile); |
| 1868 | 1881 |
tempFiles.add(pidMappingFile); |
| 1869 | 1882 |
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| 1870 | 1883 |
bag = bag.makeComplete(); |
| 1871 | 1884 |
|
| 1872 |
// TODO: consider using mangled-PID for filename |
|
| 1873 |
File bagFile = File.createTempFile("dataPackage-", ".zip");
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| 1885 |
///Now create the zip file |
|
| 1886 |
//Use the pid as the file name prefix, replacing illegal characters with a hyphen |
|
| 1887 |
String zipName = pid.getValue().replaceAll("\\W+", "_");
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| 1874 | 1888 |
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| 1889 |
File bagFile = new File(tempDir, zipName+".zip"); |
|
| 1890 |
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| 1875 | 1891 |
bag.setFile(bagFile); |
| 1876 | 1892 |
ZipWriter zipWriter = new ZipWriter(bagFactory); |
| 1877 | 1893 |
bag.write(zipWriter, bagFile); |
| ... | ... | |
| 1880 | 1896 |
bagInputStream = new DeleteOnCloseFileInputStream(bagFile); |
| 1881 | 1897 |
// also mark for deletion on shutdown in case the stream is never closed |
| 1882 | 1898 |
bagFile.deleteOnExit(); |
| 1899 |
tempFiles.add(bagFile); |
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| 1883 | 1900 |
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| 1884 | 1901 |
// clean up other temp files |
| 1885 |
for (File tf: tempFiles) {
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| 1902 |
for(int i=tempFiles.size()-1; i>=0; i--){
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| 1903 |
File tf = new File(tempFiles.get(i).getPath()); |
|
| 1886 | 1904 |
tf.delete(); |
| 1887 | 1905 |
} |
| 1906 |
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| 1888 | 1907 |
} catch (IOException e) {
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| 1889 | 1908 |
// report as service failure |
| 1890 | 1909 |
ServiceFailure sf = new ServiceFailure("1030", e.getMessage());
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Also available in: Unified diff
Change the BagIt file names to the pid+resource type. Create new Files instead of createTempFile to avoid the randomly generated numbers in the name.