moved java files for pre-convert

src/client/result/ProductResultParser.java

@@ -0,0 +1,55 @@
+/*
+ * 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.client.result;
+
+import com.google.zxing.BarcodeFormat;
+import com.google.zxing.Result;
+import com.google.zxing.oned.UPCEReader;
+
+/**
+ * Parses strings of digits that represent a UPC code.
+ * 
+ * @author dswitkin@google.com (Daniel Switkin)
+ */
+public final class ProductResultParser extends ResultParser {
+
+  // Treat all UPC and EAN variants as UPCs, in the sense that they are all product barcodes.
+  @Override
+  public ProductParsedResult parse(Result result) {
+    BarcodeFormat format = result.getBarcodeFormat();
+    if (!(format == BarcodeFormat.UPC_A || format == BarcodeFormat.UPC_E ||
+          format == BarcodeFormat.EAN_8 || format == BarcodeFormat.EAN_13)) {
+      return null;
+    }
+    String rawText = getMassagedText(result);
+    if (!isStringOfDigits(rawText, rawText.length())) {
+      return null;
+    }
+    // Not actually checking the checksum again here    
+
+    String normalizedProductID;
+    // Expand UPC-E for purposes of searching
+    if (format == BarcodeFormat.UPC_E && rawText.length() == 8) {
+      normalizedProductID = UPCEReader.convertUPCEtoUPCA(rawText);
+    } else {
+      normalizedProductID = rawText;
+    }
+
+    return new ProductParsedResult(rawText, normalizedProductID);
+  }
+
+}