Add parts of zxing library to generate qr codes

1 files changed, 37 insertions, 0 deletions

diff --git a/OpenPGP-Keychain/src/com/google/zxing/ChecksumException.java b/OpenPGP-Keychain/src/com/google/zxing/ChecksumException.java
new file mode 100644
index 000000000..dedb4be99
--- /dev/null
+++ b/OpenPGP-Keychain/src/com/google/zxing/ChecksumException.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * 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.google.zxing;
+
+/**
+ * Thrown when a barcode was successfully detected and decoded, but
+ * was not returned because its checksum feature failed.
+ *
+ * @author Sean Owen
+ */
+public final class ChecksumException extends ReaderException {
+
+  private static final ChecksumException instance = new ChecksumException();
+
+  private ChecksumException() {
+    // do nothing
+  }
+
+  public static ChecksumException getChecksumInstance() {
+    return instance;
+  }
+
+}
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