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port_src/output/zxing/pdf417/decoder/barcode_value.rs

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2013 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::pdf417::decoder;
+
+/**
+ * @author Guenther Grau
+ */
+struct BarcodeValue {
+
+     let values: Map<Integer, Integer> = HashMap<>::new();
+}
+
+impl BarcodeValue {
+
+    /**
+   * Add an occurrence of a value
+   */
+    fn  set_value(&self,  value: i32)   {
+         let mut confidence: Integer = self.values.get(value);
+        if confidence == null {
+            confidence = 0;
+        }
+        confidence += 1;
+        self.values.put(value, &confidence);
+    }
+
+    /**
+   * Determines the maximum occurrence of a set value and returns all values which were set with this occurrence.
+   * @return an array of int, containing the values with the highest occurrence, or null, if no value was set
+   */
+    fn  get_value(&self) -> Vec<i32>  {
+         let max_confidence: i32 = -1;
+         let result: Collection<Integer> = ArrayList<>::new();
+        for  let entry: Entry<Integer, Integer> in self.values.entry_set() {
+            if entry.get_value() > max_confidence {
+                max_confidence = entry.get_value();
+                result.clear();
+                result.add(&entry.get_key());
+            } else if entry.get_value() == max_confidence {
+                result.add(&entry.get_key());
+            }
+        }
+        return PDF417Common::to_int_array(&result);
+    }
+
+    fn  get_confidence(&self,  value: i32) -> Integer  {
+        return self.values.get(value);
+    }
+}
+