Move the file-related helper methods to a FileUtils class.

android/src/com/reecedunn/espeak/FileUtils.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2012-2013 Reece H. Dunn
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.reecedunn.espeak;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+public class FileUtils {
+    public static String read(InputStream stream) throws IOException {
+        ByteArrayOutputStream content = new ByteArrayOutputStream();
+        int c = stream.read();
+        while (c != -1)
+        {
+            content.write((byte)c);
+            c = stream.read();
+        }
+        return content.toString();
+    }
+
+    public static void write(File outputFile, String contents) throws IOException {
+        FileOutputStream outputStream = new FileOutputStream(outputFile);
+        try {
+            outputStream.write(contents.getBytes(), 0, contents.length());
+        } finally {
+            outputStream.close();
+        }
+        chmod(outputFile);
+    }
+
+    public static void chmod(File file) {
+        try {
+            Runtime.getRuntime().exec("/system/bin/chmod 755 " + file.getAbsolutePath());
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static void rmdir(File directory) {
+        if (!directory.exists() || !directory.isDirectory()) {
+            return;
+        }
+
+        for (File child : directory.listFiles()) {
+            if (child.isDirectory()) {
+                rmdir(child);
+            }
+
+            child.delete();
+        }
+    }
+}