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com.google.zxing.oned.rss.expanded.decoders.FieldParser Maven / Gradle / Ivy
/*
* 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;
/**
* @author Pablo Orduña, University of Deusto ([email protected] )
* @author Eduardo Castillejo, University of Deusto ([email protected] )
*/
final class FieldParser {
private static final Object VARIABLE_LENGTH = new Object();
private static final Object [][] TWO_DIGIT_DATA_LENGTH = {
// "DIGITS", new Integer(LENGTH)
// or
// "DIGITS", VARIABLE_LENGTH, new Integer(MAX_SIZE)
{ "00", 18},
{ "01", 14},
{ "02", 14},
{ "10", VARIABLE_LENGTH, 20},
{ "11", 6},
{ "12", 6},
{ "13", 6},
{ "15", 6},
{ "17", 6},
{ "20", 2},
{ "21", VARIABLE_LENGTH, 20},
{ "22", VARIABLE_LENGTH, 29},
{ "30", VARIABLE_LENGTH, 8},
{ "37", VARIABLE_LENGTH, 8},
//internal company codes
{ "90", VARIABLE_LENGTH, 30},
{ "91", VARIABLE_LENGTH, 30},
{ "92", VARIABLE_LENGTH, 30},
{ "93", VARIABLE_LENGTH, 30},
{ "94", VARIABLE_LENGTH, 30},
{ "95", VARIABLE_LENGTH, 30},
{ "96", VARIABLE_LENGTH, 30},
{ "97", VARIABLE_LENGTH, 30},
{ "98", VARIABLE_LENGTH, 30},
{ "99", VARIABLE_LENGTH, 30},
};
private static final Object [][] THREE_DIGIT_DATA_LENGTH = {
// Same format as above
{ "240", VARIABLE_LENGTH, 30},
{ "241", VARIABLE_LENGTH, 30},
{ "242", VARIABLE_LENGTH, 6},
{ "250", VARIABLE_LENGTH, 30},
{ "251", VARIABLE_LENGTH, 30},
{ "253", VARIABLE_LENGTH, 17},
{ "254", VARIABLE_LENGTH, 20},
{ "400", VARIABLE_LENGTH, 30},
{ "401", VARIABLE_LENGTH, 30},
{ "402", 17},
{ "403", VARIABLE_LENGTH, 30},
{ "410", 13},
{ "411", 13},
{ "412", 13},
{ "413", 13},
{ "414", 13},
{ "420", VARIABLE_LENGTH, 20},
{ "421", VARIABLE_LENGTH, 15},
{ "422", 3},
{ "423", VARIABLE_LENGTH, 15},
{ "424", 3},
{ "425", 3},
{ "426", 3},
};
private static final Object [][] THREE_DIGIT_PLUS_DIGIT_DATA_LENGTH = {
// Same format as above
{ "310", 6},
{ "311", 6},
{ "312", 6},
{ "313", 6},
{ "314", 6},
{ "315", 6},
{ "316", 6},
{ "320", 6},
{ "321", 6},
{ "322", 6},
{ "323", 6},
{ "324", 6},
{ "325", 6},
{ "326", 6},
{ "327", 6},
{ "328", 6},
{ "329", 6},
{ "330", 6},
{ "331", 6},
{ "332", 6},
{ "333", 6},
{ "334", 6},
{ "335", 6},
{ "336", 6},
{ "340", 6},
{ "341", 6},
{ "342", 6},
{ "343", 6},
{ "344", 6},
{ "345", 6},
{ "346", 6},
{ "347", 6},
{ "348", 6},
{ "349", 6},
{ "350", 6},
{ "351", 6},
{ "352", 6},
{ "353", 6},
{ "354", 6},
{ "355", 6},
{ "356", 6},
{ "357", 6},
{ "360", 6},
{ "361", 6},
{ "362", 6},
{ "363", 6},
{ "364", 6},
{ "365", 6},
{ "366", 6},
{ "367", 6},
{ "368", 6},
{ "369", 6},
{ "390", VARIABLE_LENGTH, 15},
{ "391", VARIABLE_LENGTH, 18},
{ "392", VARIABLE_LENGTH, 15},
{ "393", VARIABLE_LENGTH, 18},
{ "703", VARIABLE_LENGTH, 30},
};
private static final Object [][] FOUR_DIGIT_DATA_LENGTH = {
// Same format as above
{ "7001", 13},
{ "7002", VARIABLE_LENGTH, 30},
{ "7003", 10},
{ "8001", 14},
{ "8002", VARIABLE_LENGTH, 20},
{ "8003", VARIABLE_LENGTH, 30},
{ "8004", VARIABLE_LENGTH, 30},
{ "8005", 6},
{ "8006", 18},
{ "8007", VARIABLE_LENGTH, 30},
{ "8008", VARIABLE_LENGTH, 12},
{ "8018", 18},
{ "8020", VARIABLE_LENGTH, 25},
{ "8100", 6},
{ "8101", 10},
{ "8102", 2},
{ "8110", VARIABLE_LENGTH, 70},
{ "8200", VARIABLE_LENGTH, 70},
};
private FieldParser() {
}
static String parseFieldsInGeneralPurpose(String rawInformation) throws NotFoundException {
if (rawInformation.isEmpty()) {
return null;
}
// Processing 2-digit AIs
if (rawInformation.length() < 2) {
throw NotFoundException.getNotFoundInstance();
}
String firstTwoDigits = rawInformation.substring(0, 2);
for (Object[] dataLength : TWO_DIGIT_DATA_LENGTH) {
if (dataLength[0].equals(firstTwoDigits)) {
if (dataLength[1] == VARIABLE_LENGTH) {
return processVariableAI(2, (Integer) dataLength[2], rawInformation);
}
return processFixedAI(2, (Integer) dataLength[1], rawInformation);
}
}
if (rawInformation.length() < 3) {
throw NotFoundException.getNotFoundInstance();
}
String firstThreeDigits = rawInformation.substring(0, 3);
for (Object[] dataLength : THREE_DIGIT_DATA_LENGTH) {
if (dataLength[0].equals(firstThreeDigits)) {
if (dataLength[1] == VARIABLE_LENGTH) {
return processVariableAI(3, (Integer) dataLength[2], rawInformation);
}
return processFixedAI(3, (Integer) dataLength[1], rawInformation);
}
}
for (Object[] dataLength : THREE_DIGIT_PLUS_DIGIT_DATA_LENGTH) {
if (dataLength[0].equals(firstThreeDigits)) {
if (dataLength[1] == VARIABLE_LENGTH) {
return processVariableAI(4, (Integer) dataLength[2], rawInformation);
}
return processFixedAI(4, (Integer) dataLength[1], rawInformation);
}
}
if (rawInformation.length() < 4) {
throw NotFoundException.getNotFoundInstance();
}
String firstFourDigits = rawInformation.substring(0, 4);
for (Object[] dataLength : FOUR_DIGIT_DATA_LENGTH) {
if (dataLength[0].equals(firstFourDigits)) {
if (dataLength[1] == VARIABLE_LENGTH) {
return processVariableAI(4, (Integer) dataLength[2], rawInformation);
}
return processFixedAI(4, (Integer) dataLength[1], rawInformation);
}
}
throw NotFoundException.getNotFoundInstance();
}
private static String processFixedAI(int aiSize, int fieldSize, String rawInformation) throws NotFoundException {
if (rawInformation.length() < aiSize) {
throw NotFoundException.getNotFoundInstance();
}
String ai = rawInformation.substring(0, aiSize);
if (rawInformation.length() < aiSize + fieldSize) {
throw NotFoundException.getNotFoundInstance();
}
String field = rawInformation.substring(aiSize, aiSize + fieldSize);
String remaining = rawInformation.substring(aiSize + fieldSize);
String result = '(' + ai + ')' + field;
String parsedAI = parseFieldsInGeneralPurpose(remaining);
return parsedAI == null ? result : result + parsedAI;
}
private static String processVariableAI(int aiSize, int variableFieldSize, String rawInformation)
throws NotFoundException {
String ai = rawInformation.substring(0, aiSize);
int maxSize = Math.min(rawInformation.length(), aiSize + variableFieldSize);
String field = rawInformation.substring(aiSize, maxSize);
String remaining = rawInformation.substring(maxSize);
String result = '(' + ai + ')' + field;
String parsedAI = parseFieldsInGeneralPurpose(remaining);
return parsedAI == null ? result : result + parsedAI;
}
}
