Changeset 4 for trunk/CrossPare/src/de/ugoe/cs/cpdp/loader/AbstractFolderLoader.java

Timestamp:

08/05/14 10:00:41 (10 years ago)

Author:

sherbold

Message:

• added load for standard ARFF files
• moved interface SingleVersionLoader? from AbstractFolderLoader? to separate file
• added Javadoc comments

File:

• trunk/CrossPare/src/de/ugoe/cs/cpdp/loader/AbstractFolderLoader.java (modified) (5 diffs)

trunk/CrossPare/src/de/ugoe/cs/cpdp/loader/AbstractFolderLoader.java

@@ -9 +9 @@
 import de.ugoe.cs.cpdp.versions.SoftwareVersion;
 
-
+/**
+ * Abstract class for loading data from a folder. The subfolders of a defined
+ * folder define the projects, the file contained in the subfolder are the
+ * versions of a project.
+ * 
+ * @author Steffen Herbold
+ */
 public abstract class AbstractFolderLoader implements IVersionLoader {
-        
-        // TODO
-        interface SingleVersionLoader {
-                Instances load(File file);
-                boolean filenameFilter(String filename);
-        }
 
         /**
@@ -22 +22 @@
          */
         private String path = "";
-        
+
         /**
          * @see de.ugoe.cs.cpdp.loader.IVersionLoader#setLocation(java.lang.String)
@@ -28 +28 @@
         @Override
         public void setLocation(String location) {
-                path=location;
+                path = location;
         }
-        
+
         /**
          * @see de.ugoe.cs.cpdp.loader.IVersionLoader#load()
@@ -37 +37 @@
         public List<SoftwareVersion> load() {
                 final List<SoftwareVersion> versions = new LinkedList<SoftwareVersion>();
-                
+
                 final File dataDir = new File(path);
                 final SingleVersionLoader instancesLoader = getSingleLoader();
-                
-                for( File projectDir : dataDir.listFiles() ) {
-                        if( projectDir.isDirectory() ) {
+
+                for (File projectDir : dataDir.listFiles()) {
+                        if (projectDir.isDirectory()) {
                                 String projectName = projectDir.getName();
-                                for( File versionFile : projectDir.listFiles() ) {
-                                        if( versionFile.isFile() && instancesLoader.filenameFilter(versionFile.getName()) ) {
+                                for (File versionFile : projectDir.listFiles()) {
+                                        if (versionFile.isFile()
+                                                        && instancesLoader.filenameFilter(versionFile
+                                                                        .getName())) {
                                                 String versionName = versionFile.getName();
                                                 Instances data = instancesLoader.load(versionFile);
-                                                versions.add(new SoftwareVersion(projectName, versionName, data));
+                                                versions.add(new SoftwareVersion(projectName,
+                                                                versionName, data));
                                         }
                                 }
@@ -55 +58 @@
                 return versions;
         }
-        
+
+        /**
+         * Returns the concrete {@link SingleVersionLoader} to be used with this
+         * folder loader.
+         * 
+         * @return
+         */
         abstract protected SingleVersionLoader getSingleLoader();
 }