1 files changed, 59 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/Utf8.java b/isoparser/src/main/java/com/coremedia/iso/Utf8.java
new file mode 100644
index 0000000..a30497e
--- /dev/null
+++ b/isoparser/src/main/java/com/coremedia/iso/Utf8.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2012 Sebastian Annies, Hamburg
+ *
+ * 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.coremedia.iso;
+
+import java.io.UnsupportedEncodingException;
+
+/**
+ * Converts <code>byte[]</code> -> <code>String</code> and vice versa.
+ */
+public final class Utf8 {
+    public static byte[] convert(String s) {
+        try {
+            if (s != null) {
+                return s.getBytes("UTF-8");
+            } else {
+                return null;
+            }
+        } catch (UnsupportedEncodingException e) {
+            throw new Error(e);
+        }
+    }
+
+    public static String convert(byte[] b) {
+        try {
+            if (b != null) {
+                return new String(b, "UTF-8");
+            } else {
+                return null;
+            }
+        } catch (UnsupportedEncodingException e) {
+            throw new Error(e);
+        }
+    }
+
+    public static int utf8StringLengthInBytes(String utf8) {
+        try {
+            if (utf8 != null) {
+                return utf8.getBytes("UTF-8").length;
+            } else {
+                return 0;
+            }
+        } catch (UnsupportedEncodingException e) {
+            throw new RuntimeException();
+        }
+    }
+}