Fix and improve root rocording

app/src/main/java/com/stardust/scriptdroid/script/ScriptFile.java

@@ -0,0 +1,104 @@
+package com.stardust.scriptdroid.script;
+
+import android.os.Environment;
+
+import com.stardust.pio.PFile;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.io.FilenameFilter;
+import java.util.ArrayList;
+
+/**
+ * Created by Stardust on 2017/1/23.
+ */
+
+public class ScriptFile extends File {
+
+    private String mSimplifyPath;
+    private String mSimplifiedName;
+
+    public ScriptFile(String path) {
+        super(path);
+        init();
+    }
+
+    private void init() {
+        mSimplifiedName = PFile.getNameWithoutExtension(getName());
+        mSimplifyPath = getPath();
+        if (mSimplifyPath.startsWith(Environment.getExternalStorageDirectory().getPath())) {
+            mSimplifyPath = mSimplifyPath.substring(Environment.getExternalStorageDirectory().getPath().length());
+        }
+    }
+
+    public ScriptFile(ScriptFile parent, String child) {
+        super(parent, child);
+        init();
+    }
+
+    public boolean renameTo(String newName) {
+        if (isDirectory())
+            return renameTo(new File(getParent(), newName));
+        else
+            return renameTo(new File(getParent(), newName + getExtension()));
+    }
+
+    private String getExtension() {
+        return PFile.getExtension(getName());
+    }
+
+    public String getSimplifiedPath() {
+        return mSimplifyPath;
+    }
+
+    @Override
+    public ScriptFile getParentFile() {
+        String p = this.getParent();
+        if (p == null)
+            return null;
+        return new ScriptFile(p);
+    }
+
+    @Override
+    public ScriptFile[] listFiles() {
+        return listFiles(new FileFilter() {
+            @Override
+            public boolean accept(File file) {
+                return (file.isDirectory() || file.getName().endsWith(".js")) && !file.getName().startsWith(".");
+            }
+        });
+    }
+
+    @Override
+    public ScriptFile[] listFiles(FilenameFilter filter) {
+        String ss[] = list();
+        if (ss == null) return null;
+        ArrayList<ScriptFile> files = new ArrayList<>();
+        for (String s : ss)
+            if ((filter == null) || filter.accept(this, s))
+                files.add(new ScriptFile(this, s));
+        return files.toArray(new ScriptFile[files.size()]);
+    }
+
+    @Override
+    public ScriptFile[] listFiles(FileFilter filter) {
+        String ss[] = list();
+        if (ss == null) return null;
+        ArrayList<ScriptFile> files = new ArrayList<>();
+        for (String s : ss) {
+            ScriptFile f = new ScriptFile(this, s);
+            if ((filter == null) || filter.accept(f))
+                files.add(f);
+        }
+        return files.toArray(new ScriptFile[files.size()]);
+
+    }
+
+    public String getSimplifiedName() {
+        return mSimplifiedName;
+    }
+
+    public boolean moveTo(ScriptFile to) {
+        return renameTo(new File(to, getName()));
+    }
+}