| /* |
| * 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/ |
| */ |
| |
| package com.google.zxing.oned.rss.expanded.decoders; |
| |
| import com.google.zxing.NotFoundException; |
| import com.google.zxing.common.BitArray; |
| |
| /** |
| * @author Pablo Orduña, University of Deusto (pablo.orduna@deusto.es) |
| * @author Eduardo Castillejo, University of Deusto (eduardo.castillejo@deusto.es) |
| */ |
| public abstract class AbstractExpandedDecoder { |
| |
| protected final BitArray information; |
| protected final GeneralAppIdDecoder generalDecoder; |
| |
| AbstractExpandedDecoder(BitArray information){ |
| this.information = information; |
| this.generalDecoder = new GeneralAppIdDecoder(information); |
| } |
| |
| public abstract String parseInformation() throws NotFoundException; |
| |
| public static AbstractExpandedDecoder createDecoder(BitArray information){ |
| if (information.get(1)) { |
| return new AI01AndOtherAIs(information); |
| } else if (!information.get(2)) { |
| return new AnyAIDecoder(information); |
| } |
| |
| int fourBitEncodationMethod = GeneralAppIdDecoder.extractNumericValueFromBitArray(information, 1, 4); |
| |
| switch(fourBitEncodationMethod){ |
| case 4: return new AI013103decoder(information); |
| case 5: return new AI01320xDecoder(information); |
| } |
| |
| int fiveBitEncodationMethod = GeneralAppIdDecoder.extractNumericValueFromBitArray(information, 1, 5); |
| switch(fiveBitEncodationMethod){ |
| case 12: return new AI01392xDecoder(information); |
| case 13: return new AI01393xDecoder(information); |
| } |
| |
| int sevenBitEncodationMethod = GeneralAppIdDecoder.extractNumericValueFromBitArray(information, 1, 7); |
| switch(sevenBitEncodationMethod){ |
| case 56: return new AI013x0x1xDecoder(information, "310", "11"); |
| case 57: return new AI013x0x1xDecoder(information, "320", "11"); |
| case 58: return new AI013x0x1xDecoder(information, "310", "13"); |
| case 59: return new AI013x0x1xDecoder(information, "320", "13"); |
| case 60: return new AI013x0x1xDecoder(information, "310", "15"); |
| case 61: return new AI013x0x1xDecoder(information, "320", "15"); |
| case 62: return new AI013x0x1xDecoder(information, "310", "17"); |
| case 63: return new AI013x0x1xDecoder(information, "320", "17"); |
| } |
| |
| throw new IllegalStateException("unknown decoder: " + information); |
| } |
| |
| |
| |
| } |