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Posted to issues@nifi.apache.org by GitBox <gi...@apache.org> on 2022/11/02 16:02:39 UTC

[GitHub] [nifi] tpalfy opened a new pull request, #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

tpalfy opened a new pull request, #6611:
URL: https://github.com/apache/nifi/pull/6611

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   <!-- The ASF licenses this file to You 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 -->
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   # Summary
   
   [NIFI-10722](https://issues.apache.org/jira/browse/NIFI-10722)
   
   # Tracking
   
   Please complete the following tracking steps prior to pull request creation.
   
   ### Issue Tracking
   
   - [ ] [Apache NiFi Jira](https://issues.apache.org/jira/browse/NIFI) issue created
   
   ### Pull Request Tracking
   
   - [ ] Pull Request title starts with Apache NiFi Jira issue number, such as `NIFI-00000`
   - [ ] Pull Request commit message starts with Apache NiFi Jira issue number, as such `NIFI-00000`
   
   ### Pull Request Formatting
   
   - [ ] Pull Request based on current revision of the `main` branch
   - [ ] Pull Request refers to a feature branch with one commit containing changes
   
   # Verification
   
   Please indicate the verification steps performed prior to pull request creation.
   
   ### Build
   
   - [ ] Build completed using `mvn clean install -P contrib-check`
     - [ ] JDK 8
     - [ ] JDK 11
     - [ ] JDK 17
   
   ### Licensing
   
   - [ ] New dependencies are compatible with the [Apache License 2.0](https://apache.org/licenses/LICENSE-2.0) according to the [License Policy](https://www.apache.org/legal/resolved.html)
   - [ ] New dependencies are documented in applicable `LICENSE` and `NOTICE` files
   
   ### Documentation
   
   - [ ] Documentation formatting appears as expected in rendered files
   


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[GitHub] [nifi] tpalfy commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
tpalfy commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1018933121


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   Curiously, I think the original notation is actually less ambiguous.
   
   The term `octet number [15]` could easily be interpreted as an expression that states an octet _value_ was found to be 15 and was considered to be illegal (`number` having the ambiguous meaning here).
   
   `octet nr. 15` implies better that we are talking about the 15th octet.
   
   I understand that after that we write the value as well, so really it would look something like this: `octet number [15] 22` but it would still be very confusing in my opinion.
   The original in turn would look like `octet nr. 15: 22`.
   
   I can add quotations or brackets around the _value_ like this: `octet nr. 15: '22'` or this: `octet nr. 15: [22]` but not convinced it would be actually better. I would add them for strings but for numbers I think we are better off without them.
   



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[GitHub] [nifi] exceptionfactory closed pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
exceptionfactory closed pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services
URL: https://github.com/apache/nifi/pull/6611


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[GitHub] [nifi] exceptionfactory commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
exceptionfactory commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1019136269


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   Thanks for the reply and additional background. I'm not too concerned about the formatting, just the use of `nr.` does not seem as clear as it could be. What about `octet index`? Or perhaps just dropping it altogether and using something like: `octet 22: 15` or `octet 22: value 15`. Just looking to avoid the use of `nr.` for clarity.



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[GitHub] [nifi] tpalfy commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
tpalfy commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1018923823


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {

Review Comment:
   Hmm, it's a bit confusing. But the point here is not that this is the max value, but that it's specifically 15, which is a "filler" value (if I understand correctly).
   I can add such a constant.



##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   Curiously, I think the original notation is actually less ambiguous.
   
   The term `octet number [15]` could easily be interpreted as an expression that states an octet _value_ was found to be 15 and was considered to be illegal (`number` having the ambiguous meaning here).
   
   `octet nr. 15` implies better that we are talking about the 15th octet.
   
   I understand that after that we write the value as well, so really it would look something like this: `octet number [15] 12` but it would still be very confusing in my opinion.
   The original in turn would look like `octet nr. 15: 12`.
   
   I can add quotations or brackets around the _value_ like this: `octet nr. 15: '12'` or this: `octet nr. 15: [12]` but not convinced it would be actually better. I would add them for strings but for numbers I think we are better off without them.
   



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[GitHub] [nifi] exceptionfactory commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
exceptionfactory commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1019130789


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {

Review Comment:
   Thanks, for the reply, I was also unsure of what to call the constant, so I'm open to what makes sense. Perhaps `FILLER_DECIMAL_CODE`?



##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {

Review Comment:
   Thanks for the reply, I was also unsure of what to call the constant, so I'm open to what makes sense. Perhaps `FILLER_DECIMAL_CODE`?



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[GitHub] [nifi] tpalfy commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
tpalfy commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1018933121


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   Curiously, I think the original notation is actually less ambiguous.
   
   The term `octet number [22]` could easily be interpreted as an expression that states an octet _value_ was found to be 22 and was considered to be illegal (`number` having the ambiguous meaning here).
   
   `octet nr. 22` implies better that we are talking about the 15th octet.
   
   I understand that after that we write the value as well, so really it would look something like this: `octet number [22] 15` but it would still be very confusing in my opinion.
   The original in turn would look like `octet nr. 22: 15`.
   
   I can add quotations or brackets around the _value_ like this: `octet nr. 22: '15'` or this: `octet nr. 22: [15]` but not convinced it would be actually better. I would add them for strings but for numbers I think we are better off without them.
   



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[GitHub] [nifi] exceptionfactory commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
exceptionfactory commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1018390500


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {

Review Comment:
   It would be helpful to define a `private static final` value for `15`, perhaps named something `MAXIMUM_DECIMAL_CODE`?



##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   Recommend spelling out the message:
   ```suggestion
           throw new NumberFormatException("Illegal filler in octet number [" + octetIndex + "] " + octet);
   ```



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[GitHub] [nifi] tpalfy commented on a diff in pull request #6611: NIFI-10722 - Add handling of TBCD-STRING in nifi-asn1-services

Posted by GitBox <gi...@apache.org>.
tpalfy commented on code in PR #6611:
URL: https://github.com/apache/nifi/pull/6611#discussion_r1022966106


##########
nifi-nar-bundles/nifi-asn1-bundle/nifi-asn1-services/src/main/java/org/apache/nifi/jasn1/convert/converters/TbcdStringConverter.java:
##########
@@ -0,0 +1,110 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.nifi.jasn1.convert.converters;
+
+import com.beanit.asn1bean.ber.types.BerOctetString;
+import com.beanit.asn1bean.ber.types.BerType;
+import org.apache.nifi.jasn1.convert.JASN1Converter;
+import org.apache.nifi.jasn1.convert.JASN1TypeAndValueConverter;
+import org.apache.nifi.serialization.record.DataType;
+import org.apache.nifi.serialization.record.RecordFieldType;
+
+public class TbcdStringConverter implements JASN1TypeAndValueConverter {
+
+    private static final String TBCD_STRING_TYPE = "TBCDSTRING";
+    private static final char[] TBCD_SYMBOLS = "0123456789*#abc".toCharArray();
+
+    @Override
+    public boolean supportsType(Class<?> berType) {
+        boolean supportsType = BerOctetString.class.isAssignableFrom(berType) && isTbcdString(berType);
+
+        return supportsType;
+    }
+
+    @Override
+    public DataType convertType(Class<?> berType, JASN1Converter converter) {
+        DataType dataType = RecordFieldType.STRING.getDataType();
+
+        return dataType;
+    }
+
+    @Override
+    public boolean supportsValue(BerType value, DataType dataType) {
+        boolean supportsValue = value instanceof BerOctetString && isTbcdString(value.getClass());
+
+        return supportsValue;
+    }
+
+    @Override
+    public Object convertValue(BerType value, DataType dataType, JASN1Converter converter) {
+        final BerOctetString berValue = ((BerOctetString) value);
+
+        byte[] bytes = berValue.value;
+
+        int size = (bytes == null ? 0 : bytes.length);
+        StringBuilder resultBuilder = new StringBuilder(2 * size);
+
+        for (int octetIndex = 0; octetIndex < size; ++octetIndex) {
+            int octet = bytes[octetIndex];
+
+            int digit2 = (octet >> 4) & 0xF;
+            int digit1 = octet & 0xF;
+
+            if (digit1 == 15) {
+                invalidFiller(octetIndex, octet);
+            } else if (digit1 > 15) {
+                invalidInteger(digit1);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit1]);
+            }
+
+            if (digit2 == 15) {
+                if (octetIndex != size - 1) {
+                    invalidFiller(octetIndex, octet);
+                }
+            } else if (digit2 > 15) {
+                invalidInteger(digit2);
+            } else {
+                resultBuilder.append(TBCD_SYMBOLS[digit2]);
+            }
+        }
+
+        return resultBuilder.toString();
+    }
+
+    private boolean isTbcdString(Class<?> berType) {
+        Class<?> currentType = berType;
+        while (currentType != null) {
+            if (currentType.getSimpleName().equals(TBCD_STRING_TYPE)) {
+                return true;
+            }
+
+            currentType = currentType.getSuperclass();
+        }
+
+        return false;
+    }
+
+    private void invalidFiller(int octetIndex, int octet) {
+        throw new NumberFormatException("Illegal filler in octet nr. " + octetIndex + ": " + octet);

Review Comment:
   I think "nr." is a fairly accepted term in such a context but I can remove it.



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