| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| FileSource |
|
| 0.0;0 |
| 1 | // BSD License (http://www.galagosearch.org/license) | |
| 2 | package org.galagosearch.tupleflow; | |
| 3 | ||
| 4 | import java.io.File; | |
| 5 | import java.io.IOException; | |
| 6 | import java.util.List; | |
| 7 | import org.galagosearch.tupleflow.Parameters.Value; | |
| 8 | import org.galagosearch.tupleflow.execution.ErrorHandler; | |
| 9 | import org.galagosearch.tupleflow.types.FileName; | |
| 10 | ||
| 11 | /** | |
| 12 | * | |
| 13 | * @author trevor | |
| 14 | */ | |
| 15 | @OutputClass(className = "org.galagosearch.tupleflow.types.FileName", order = {"+filename"}) | |
| 16 | public class FileSource implements ExNihiloSource<FileName> { | |
| 17 | TupleFlowParameters parameters; | |
| 18 | public Processor<FileName> processor; | |
| 19 | ||
| 20 | /** Creates a new instance of FileSource */ | |
| 21 | 0 | public FileSource(TupleFlowParameters parameters) { |
| 22 | 0 | this.parameters = parameters; |
| 23 | 0 | } |
| 24 | ||
| 25 | private void processDirectory(File root) throws IOException { | |
| 26 | 0 | for (File file : root.listFiles()) { |
| 27 | 0 | if (file.isHidden()) { |
| 28 | 0 | continue; |
| 29 | } | |
| 30 | 0 | if (file.isDirectory()) { |
| 31 | 0 | processDirectory(file); |
| 32 | } else { | |
| 33 | 0 | processor.process(new FileName(file.toString())); |
| 34 | } | |
| 35 | } | |
| 36 | 0 | } |
| 37 | ||
| 38 | public void run() throws IOException { | |
| 39 | 0 | if (parameters.getXML().containsKey("directory")) { |
| 40 | 0 | List<Value> directories = parameters.getXML().list("directory"); |
| 41 | ||
| 42 | 0 | for (Value directory : directories) { |
| 43 | 0 | File directoryFile = new File(directory.toString()); |
| 44 | 0 | processDirectory(directoryFile); |
| 45 | 0 | } |
| 46 | 0 | } else if (parameters.getXML().containsKey("filename")) { |
| 47 | 0 | List<Value> files = parameters.getXML().list("filename"); |
| 48 | ||
| 49 | 0 | for (Value file : files) { |
| 50 | 0 | String filename = file.toString(); |
| 51 | 0 | processor.process(new FileName(filename)); |
| 52 | 0 | } |
| 53 | } | |
| 54 | ||
| 55 | 0 | processor.close(); |
| 56 | 0 | } |
| 57 | ||
| 58 | public void close() throws IOException { | |
| 59 | 0 | processor.close(); |
| 60 | 0 | } |
| 61 | ||
| 62 | public void setProcessor(Step nextStage) throws IncompatibleProcessorException { | |
| 63 | 0 | Linkage.link(this, nextStage); |
| 64 | 0 | } |
| 65 | ||
| 66 | public static void verify(TupleFlowParameters parameters, ErrorHandler handler) { | |
| 67 | 0 | if (!(parameters.getXML().containsKey("directory") || parameters.getXML().containsKey("filename"))) { |
| 68 | 0 | handler.addError("FileSource requires either at least one directory or filename parameter."); |
| 69 | 0 | return; |
| 70 | } | |
| 71 | ||
| 72 | 0 | if (parameters.getXML().containsKey("directory")) { |
| 73 | 0 | List<Value> directories = parameters.getXML().list("directory"); |
| 74 | ||
| 75 | 0 | for (Value directory : directories) { |
| 76 | 0 | File directoryFile = new File(directory.toString()); |
| 77 | ||
| 78 | 0 | if (directoryFile.exists() == false) { |
| 79 | 0 | handler.addError("Directory " + directoryFile.toString() + " doesn't exist."); |
| 80 | 0 | } else if (directoryFile.isDirectory() == false) { |
| 81 | 0 | handler.addError(directoryFile.toString() + " exists, but it isn't a directory."); |
| 82 | } | |
| 83 | 0 | } |
| 84 | 0 | } else if (parameters.getXML().containsKey("filename")) { |
| 85 | 0 | List<Value> files = parameters.getXML().list("filename"); |
| 86 | ||
| 87 | 0 | for (Value file : files) { |
| 88 | 0 | File f = new File(file.toString()); |
| 89 | ||
| 90 | 0 | if (f.exists() == false) { |
| 91 | 0 | handler.addError("File " + file.toString() + " doesn't exist."); |
| 92 | 0 | } else if (f.isFile() == false) { |
| 93 | 0 | handler.addError(file.toString() + " exists, but isn't a file."); |
| 94 | } | |
| 95 | 0 | } |
| 96 | } | |
| 97 | 0 | } |
| 98 | } |