1 files changed, 48 insertions, 0 deletions
diff --git a/java/com/android/voicemailomtp/mail/utility/CountingOutputStream.java b/java/com/android/voicemailomtp/mail/utility/CountingOutputStream.java
new file mode 100644
index 000000000..fdf81d44a
--- /dev/null
+++ b/java/com/android/voicemailomtp/mail/utility/CountingOutputStream.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2015 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.android.voicemailomtp.mail.utility;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * A simple pass-thru OutputStream that also counts how many bytes are written to it and
+ * makes that count available to callers.
+ */
+public class CountingOutputStream extends OutputStream {
+    private long mCount;
+    private final OutputStream mOutputStream;
+
+    public CountingOutputStream(OutputStream outputStream) {
+        mOutputStream = outputStream;
+    }
+
+    public long getCount() {
+        return mCount;
+    }
+
+    @Override
+    public void write(byte[] buffer, int offset, int count) throws IOException {
+        mOutputStream.write(buffer, offset, count);
+        mCount += count;
+    }
+
+    @Override
+    public void write(int oneByte) throws IOException {
+        mOutputStream.write(oneByte);
+        mCount++;
+    }
+}
+\ No newline at end of file