rss decoders ported, no tests

src/oned/rss/expanded/decoders/ai_013x0x_decoder.rs

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+/*
+ * These authors would like to acknowledge the Spanish Ministry of Industry,
+ * Tourism and Trade, for the support in the project TSI020301-2008-2
+ * "PIRAmIDE: Personalizable Interactions with Resources on AmI-enabled
+ * Mobile Dynamic Environments", led by Treelogic
+ * ( http://www.treelogic.com/ ):
+ *
+ *   http://www.piramidepse.com/
+ */
+
+use crate::common::BitArray;
+
+use super::{AI01decoder, AI01weightDecoder, AbstractExpandedDecoder, GeneralAppIdDecoder};
+
+/**
+ * @author Pablo Orduña, University of Deusto (pablo.orduna@deusto.es)
+ */
+pub struct AI013x0xDecoder<'a> {
+    information: &'a BitArray,
+    decoder: GeneralAppIdDecoder<'a>,
+}
+impl AI01weightDecoder for AI013x0xDecoder<'_> {
+    fn addWeightCode(&self, _buf: &mut String, _weight: u32) {
+        unimplemented!("no java implementation exists")
+    }
+
+    fn checkWeight(&self, _weight: u32) -> u32 {
+        unimplemented!("no java implementation exists")
+    }
+}
+impl AbstractExpandedDecoder for AI013x0xDecoder<'_> {
+    fn parseInformation(&mut self) -> Result<String, crate::Exceptions> {
+        if self.information.getSize()
+            != Self::HEADER_SIZE + Self::GTIN_SIZE as usize + Self::WEIGHT_SIZE
+        {
+            return Err(crate::Exceptions::NotFoundException("".to_owned()));
+        }
+
+        let mut buf = String::new();
+
+        self.encodeCompressedGtin(&mut buf, Self::HEADER_SIZE);
+        self.encodeCompressedWeight(
+            &mut buf,
+            Self::HEADER_SIZE + Self::GTIN_SIZE as usize,
+            Self::WEIGHT_SIZE as u32,
+        );
+
+        Ok(buf)
+    }
+
+    fn getGeneralDecoder(&self) -> &GeneralAppIdDecoder {
+        &self.decoder
+    }
+}
+impl AI01decoder for AI013x0xDecoder<'_> {}
+
+impl<'a> AI013x0xDecoder<'_> {
+    const HEADER_SIZE: usize = 4 + 1;
+    const WEIGHT_SIZE: usize = 15;
+
+    pub fn new(information: &'a BitArray) -> AI013x0xDecoder<'a> {
+        AI013x0xDecoder {
+            information,
+            decoder: GeneralAppIdDecoder::new(information),
+        }
+    }
+}