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author | CGantert345 <57003061+CGantert345@users.noreply.github.com> | 2021-02-25 11:02:26 +0100 |
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committer | CGantert345 <57003061+CGantert345@users.noreply.github.com> | 2021-02-25 11:02:26 +0100 |
commit | 425bd35c736b7e1c0dbe5b3f9162e195b3be6018 (patch) | |
tree | bc4668aa125fb0a15518d464a1738c6b05e56d07 /src/net/gcdc/asn1/uper/ChoiceCoder.java | |
parent | issuerOnLine changed from int to Integer as it is optional (diff) | |
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Diffstat (limited to 'src/net/gcdc/asn1/uper/ChoiceCoder.java')
-rw-r--r-- | src/net/gcdc/asn1/uper/ChoiceCoder.java | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/src/net/gcdc/asn1/uper/ChoiceCoder.java b/src/net/gcdc/asn1/uper/ChoiceCoder.java deleted file mode 100644 index 4e258a5..0000000 --- a/src/net/gcdc/asn1/uper/ChoiceCoder.java +++ /dev/null @@ -1,161 +0,0 @@ -package net.gcdc.asn1.uper; - -import java.lang.annotation.Annotation; -import java.lang.reflect.Field; - -import net.gcdc.asn1.datatypes.Choice; -import net.gcdc.asn1.uper.UperEncoder.Asn1ContainerFieldSorter; - -class ChoiceCoder implements Decoder, Encoder { - - @Override public <T> boolean canEncode(T obj, Annotation[] extraAnnotations) { - Class<?> type = obj.getClass(); - AnnotationStore annotations = new AnnotationStore(type.getAnnotations(), - extraAnnotations); - return annotations.getAnnotation(Choice.class) != null; - } - - @Override public <T> void encode(BitBuffer bitbuffer, T obj, Annotation[] extraAnnotations) throws Asn1EncodingException { - Class<?> type = obj.getClass(); - AnnotationStore annotations = new AnnotationStore(type.getAnnotations(),extraAnnotations); - UperEncoder.logger.debug("CHOICE"); - int nonNullIndex = 0; - Field nonNullField = null; - Object nonNullFieldValue = null; - int currentIndex = 0; - Asn1ContainerFieldSorter sorter = new Asn1ContainerFieldSorter(type); - try { - for (Field f : sorter.ordinaryFields) { - if (f.get(obj) != null) { - nonNullIndex = currentIndex; - nonNullFieldValue = f.get(obj); - nonNullField = f; - break; - } - currentIndex++; - } - if (nonNullFieldValue != null) { - if (UperEncoder.hasExtensionMarker(annotations)) { - boolean extensionBit = false; - UperEncoder.logger.debug(String.format("with extension marker, set to %s", extensionBit)); - bitbuffer.put(extensionBit); - } - if (sorter.ordinaryFields.size() > 1) { // Encode index only if more than one. - UperEncoder.logger.debug(String.format("with chosen element indexed %d", nonNullIndex)); - UperEncoder.encodeConstrainedInt(bitbuffer, nonNullIndex, 0, - sorter.ordinaryFields.size() - 1); - } - UperEncoder.encode2(bitbuffer, nonNullFieldValue, nonNullField.getAnnotations()); - return; - } else if (UperEncoder.hasExtensionMarker(annotations)) { - //CG encoding of extension fields - currentIndex = 0; - for (Field f : sorter.extensionFields) { - if (f.get(obj) != null) { - nonNullIndex = currentIndex; - nonNullFieldValue = f.get(obj); - nonNullField = f; - break; - } - currentIndex++; - } - if (nonNullField == null) { - UperEncoder.logger.debug(String.format("without choice of extension")); - return; - } - boolean extensionBit = true; - UperEncoder.logger.debug(String.format("with extension marker, set to <%s>", extensionBit)); - bitbuffer.put(extensionBit); - - //CG encode extension values - //Always encode index of the element - UperEncoder.logger.debug(String.format("with chosen extension element indexed %d", nonNullIndex)); - - //encode small integer even with value 0 - UperEncoder.encodeSmallInt(bitbuffer, nonNullIndex); - - //Encode as open field - UperEncoder.encodeAsOpenType(bitbuffer, nonNullFieldValue, nonNullField.getAnnotations()); - return; - } else { - throw new IllegalArgumentException("Not Extension and All ordinary fields of Choice are null"); - } - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't encode " + obj, e); - } catch (Asn1EncodingException e) { - throw new Asn1EncodingException("." + type.getName(), e); - } - } - - @Override public <T> boolean canDecode(Class<T> classOfT, Annotation[] extraAnnotations) { - AnnotationStore annotations = new AnnotationStore(classOfT.getAnnotations(), - extraAnnotations); - return annotations.getAnnotation(Choice.class) != null; - } - - @Override public <T> T decode(BitBuffer bitbuffer, - Class<T> classOfT, Field field1, - Annotation[] extraAnnotations) { - AnnotationStore annotations = new AnnotationStore(classOfT.getAnnotations(),extraAnnotations); - UperEncoder.logger.debug(String.format("CHOICE: %s", classOfT.getName())); - T result = UperEncoder.instantiate(classOfT); - Asn1ContainerFieldSorter sorter = new Asn1ContainerFieldSorter(classOfT); - - // Reset all fields, since default constructor initializes one. - for (Field f : sorter.allFields) { - try { - f.set(result, null); - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } - } - if (UperEncoder.hasExtensionMarker(annotations)) { - UperEncoder.logger.debug("with extension marker"); - boolean extensionPresent = bitbuffer.get(); - if (extensionPresent) { - //CG extension support added - int i = (int) UperEncoder.decodeSmallInt(bitbuffer); - UperEncoder.logger.debug(String.format("extension with index %d is present",i)); - Field field = sorter.extensionFields.size() > i ? sorter.extensionFields.get(i) : null; - Class<?> classOfElement = field != null ? field.getType() : null; - if (field != null) { - try { - Object decodedValue = UperEncoder.decodeAsOpenType(bitbuffer, classOfElement,field, field.getAnnotations()); - if (field != null) { - field.set(result, decodedValue); - } - return result; - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } - } else { - //CG skip the unknown extension element - UperEncoder.decodeSkipUnknownElement(bitbuffer, classOfT.getSimpleName()); - return null; - } - //throw new UnsupportedOperationException("choice extension is not implemented yet"); - } else { - UperEncoder.logger.debug(String.format("no extension present")); - //no extension is present - //We already consumed the bit, keep processing as if there were no extension. - } - } - int index = (int) UperEncoder.decodeConstrainedInt(bitbuffer, - UperEncoder.newRange(0, sorter.ordinaryFields.size() - 1, false)); - Field f = sorter.ordinaryFields.get(index); - UperEncoder.logger.debug(String.format("CHOICE: selected %s", f.getName())); - Object fieldValue = UperEncoder.decodeAny(bitbuffer, f.getType(),f, f.getAnnotations()); - try { - f.set(result, fieldValue); - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } - return result; - } - - @Override - public <T> T getDefault(Class<T> classOfT, Annotation[] extraAnnotations) { - throw new IllegalArgumentException("Default Choice not yet implemented"); - } - -}
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