/**
* Update the resources file given an input Nodes set
*
* @param nodeset nodes
* @throws UpdateUtils.UpdateException if an error occurs while trying to update the resources
* file or generate nodes
*/
@Override
public void updateNodesResourceFile(final INodeSet nodeset, final String nodesResourceFilePath)
throws UpdateUtils.UpdateException {
final ResourceFormatGenerator generator;
File destfile = new File(nodesResourceFilePath);
try {
generator = resourceFormatGeneratorService.getGeneratorForFileExtension(destfile);
} catch (UnsupportedFormatException e) {
throw new UpdateUtils.UpdateException(
"Unable to determine file format for file: " + nodesResourceFilePath, e);
}
File resfile = null;
try {
resfile = File.createTempFile("resource-temp", destfile.getName());
resfile.deleteOnExit();
} catch (IOException e) {
throw new UpdateUtils.UpdateException("Unable to create temp file: " + e.getMessage(), e);
}
// serialize nodes and replace the nodes resource file
try {
final FileOutputStream stream = new FileOutputStream(resfile);
try {
generator.generateDocument(nodeset, stream);
} finally {
stream.close();
}
} catch (IOException e) {
throw new UpdateUtils.UpdateException(
"Unable to generate resources file: " + e.getMessage(), e);
} catch (ResourceFormatGeneratorException e) {
throw new UpdateUtils.UpdateException(
"Unable to generate resources file: " + e.getMessage(), e);
}
updateNodesResourceFile(resfile, nodesResourceFilePath);
if (!resfile.delete()) {
logger.warn("failed to remove temp file: " + resfile);
}
logger.debug("generated resources file: " + resfile.getAbsolutePath());
}
