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Diffstat (limited to '')
| -rw-r--r-- | src/net/gcdc/asn1/uper/SequenceCoder.java | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/src/net/gcdc/asn1/uper/SequenceCoder.java b/src/net/gcdc/asn1/uper/SequenceCoder.java deleted file mode 100644 index d9ca491..0000000 --- a/src/net/gcdc/asn1/uper/SequenceCoder.java +++ /dev/null @@ -1,269 +0,0 @@ -package net.gcdc.asn1.uper; - -import java.lang.annotation.Annotation; -import java.lang.reflect.Field; -import java.util.ArrayDeque; -import java.util.Deque; - -import net.gcdc.asn1.datatypes.Asn1Default; -import net.gcdc.asn1.datatypes.Asn1SequenceOf; -import net.gcdc.asn1.datatypes.Sequence; -import net.gcdc.asn1.uper.UperEncoder.Asn1ContainerFieldSorter; - -class SequenceCoder 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(Sequence.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); - String pos = String.format("%d.%d", bitbuffer.position()/8 , bitbuffer.position() % 8); - UperEncoder.logger.debug(String.format("Position %s: SEQUENCE %s", pos, type.getSimpleName())); - - Asn1ContainerFieldSorter sorter = new Asn1ContainerFieldSorter(type); - try { - if (UperEncoder.hasExtensionMarker(annotations)) { - boolean extensionsPresent = !sorter.extensionFields.isEmpty() - && UperEncoder.hasNonNullExtensions(obj, sorter); - UperEncoder.logger.debug(String.format("with extension marker, %s extensions, extensionBit: <%s>", - extensionsPresent ? "with" : "without", extensionsPresent)); - bitbuffer.put(extensionsPresent); - } - // Bitmask for optional fields. - for (Field f : sorter.optionalOrdinaryFields) { - - boolean fieldPresent = isPresent(f, f.get(obj)); - - UperEncoder.logger.debug(String.format("with optional field %s %s, presence encoded as bit <%s>", - f.getName(), fieldPresent ? "present" : "absent", fieldPresent)); - - bitbuffer.put(fieldPresent); // null means the field is absent. - } - - // All ordinary fields (fields within extension root). - for (Field f : sorter.ordinaryFields) { - //CG do not include default values - if (UperEncoder.isMandatory(f) || isPresent(f,f.get(obj))) { - - pos = String.format("Position: %d.%d", bitbuffer.position()/8 , bitbuffer.position() % 8); - UperEncoder.logger.debug(String.format("%s: Field %s", pos, f.getName())); - try { - UperEncoder.encode2(bitbuffer, f.get(obj), f.getAnnotations()); - } catch (Asn1EncodingException e) { - throw new Asn1EncodingException("." + f.getName(), e); - } catch (IllegalArgumentException e) { - throw new IllegalArgumentException("Illegal value for field " + f.getName(), e); - } - } - } - // Extension fields. - if (UperEncoder.hasExtensionMarker(annotations) - && !sorter.extensionFields.isEmpty() - && UperEncoder.hasNonNullExtensions(obj, sorter)) { - // Total extensions count. - int numExtensions = sorter.extensionFields.size(); - UperEncoder.logger.debug(String.format("continuing sequence : %d extension(s) are present, encoding length determinant for them...", numExtensions)); - UperEncoder.encodeLengthOfBitmask(bitbuffer, numExtensions); - // Bitmask for present extensions. - for (Field f : sorter.extensionFields) { - boolean fieldIsPresent = isPresent(f,f.get(obj)); - - UperEncoder.logger.debug(String.format("Extension %s is %s, presence encoded as <%s>", f.getName(), - fieldIsPresent ? "present" : "absent", fieldIsPresent ? "1" : "0")); - - bitbuffer.put(fieldIsPresent); - } - // Values of extensions themselves. - for (Field f : sorter.extensionFields) { - //CG do not encode default values - if (UperEncoder.isMandatory(f) || isPresent(f,f.get(obj))) { - UperEncoder.logger.debug(String.format("Encoding extension field %s", f.getName())); - try { - UperEncoder.encodeAsOpenType(bitbuffer, f.get(obj), f.getAnnotations()); - } catch (IllegalArgumentException e) { - throw new IllegalArgumentException("Illegal value for extension field " + f.getName(), e); - } - } - } - } - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't encode " + obj, e); - } - sorter.revertAccess(); - } - - @SuppressWarnings("unchecked") - protected <T> boolean isPresent(Field f, Object fieldObject){ - - if (fieldObject == null) return false; - - boolean fieldPresent = fieldObject != null; - - if (fieldObject instanceof Asn1SequenceOf) { - if (((Asn1SequenceOf<T>)fieldObject).size() == 0){ - //CG do not encode optional empty sequences - fieldPresent = false; - } - } - - if (fieldObject instanceof String) { - if (((String)fieldObject).length() == 0){ - //CG do not encode optional empty sequences - fieldPresent = false; - } - } - - //CG DEFAULT VALUES - if (fieldPresent && UperEncoder.isDefault(f,fieldObject)) { - UperEncoder.logger.debug(String.format("Field %s has default value", f.getName())); - fieldPresent = false; - } - //CG No ASN1 - if (UperEncoder.isNotAsn1(f)) { - fieldPresent = false; - } - - return fieldPresent; - - } - - @Override public <T> boolean canDecode(Class<T> classOfT, Annotation[] extraAnnotations) { - AnnotationStore annotations = new AnnotationStore(classOfT.getAnnotations(), - extraAnnotations); - return annotations.getAnnotation(Sequence.class) != null; - } - - @Override public <T> T decode(BitBuffer bitbuffer, - Class<T> classOfT,Field f1, - Annotation[] extraAnnotations) { - UperEncoder.logger.debug(String.format("decode SEQUENCE %s",classOfT.getSimpleName())); - AnnotationStore annotations = new AnnotationStore(classOfT.getAnnotations(),extraAnnotations); - T result = UperEncoder.instantiate(classOfT); - Asn1ContainerFieldSorter sorter = new Asn1ContainerFieldSorter(classOfT); - boolean hasExtensionMarker = UperEncoder.hasExtensionMarker(annotations); - boolean extensionPresent = false; - if (hasExtensionMarker) { - extensionPresent = bitbuffer.get(); - UperEncoder.logger.debug(String.format("with extension marker, extension %s", extensionPresent ? "present!" : "absent")); - } - // Bitmask for optional fields. - Deque<Boolean> optionalFieldsMask = new ArrayDeque<>(sorter.optionalOrdinaryFields.size()); - for (Field f : sorter.optionalOrdinaryFields) { - optionalFieldsMask.add(bitbuffer.get()); - UperEncoder.logger.debug(String.format("with optional field %s %s" , f.getName() , optionalFieldsMask.getLast() ? "present" : "absent")); - } - // All ordinary fields (fields within extension root). - - for (Field f : sorter.ordinaryFields) { - if (!UperEncoder.isTestInstrumentation(f) && (UperEncoder.isMandatory(f) - || - (UperEncoder.isOptional(f) && optionalFieldsMask.pop()))) { - UperEncoder.logger.debug(String.format("Field : %s", f.getName())); - try { - f.set(result, UperEncoder.decodeAny(bitbuffer,f.getType(),f, f.getAnnotations())); - } catch (IllegalAccessException e) { - throw new IllegalArgumentException("can't access 'set method' for field " + f + " of class " + classOfT + " " + e, e); - } - } else { - //CG might have a default value - if (f.getAnnotation(Asn1Default.class) != null) { - try { - UperEncoder.logger.debug(String.format(String.format("Retrieve default for element : %s",f.getName()))); - f.set(result,UperEncoder.getDefault(f.getType(),f.getAnnotations())); - } catch (IllegalArgumentException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } catch (IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } - } - } - } - if (!hasExtensionMarker) { - //done - sorter.revertAccess(); - return result; - } - - // Possible extensions - int numExtensions = 0; - if (UperEncoder.hasExtensionMarker(annotations)){ - if (extensionPresent) { - // Number of extensions. - numExtensions = (int) UperEncoder.decodeLengthOfBitmask(bitbuffer); - UperEncoder.logger.debug(String.format("sequence has %d extension(s)", numExtensions)); - // Bitmask for extensions. - boolean[] bitmaskValueIsPresent = new boolean[numExtensions]; - for (int i = 0; i < numExtensions; i++) { - bitmaskValueIsPresent[i] = bitbuffer.get(); - UperEncoder.logger.debug(String.format("extension %s is %s", i, bitmaskValueIsPresent[i] ? "present" : "absent")); - } - // Values. - UperEncoder.logger.debug("decoding extensions values..."); - for (int i = 0; i < numExtensions; i++) { - UperEncoder.logger.debug(String.format("sequence extension %s %s", i, bitmaskValueIsPresent[i] ? "present" : "absent")); - if (bitmaskValueIsPresent[i]) { - UperEncoder.logger.debug(String.format("decoding extension %d...", 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); - } - } catch (IllegalArgumentException | IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfT, e); - } - } else { - //CG skip the unknown extension element - UperEncoder.decodeSkipUnknownElement(bitbuffer, classOfT.getSimpleName()); - } - } else { - //CG the absent extension filed might have a default value - Field field = sorter.extensionFields.size() > i ? sorter.extensionFields.get(i) : null; - Class<?> classOfElement = field != null ? field.getType() : null; - if (field != null && field.getAnnotation(Asn1Default.class) != null) { - try { - field.set(result,UperEncoder.getDefault(classOfElement,field.getAnnotations())); - } catch (IllegalArgumentException e) { - throw new IllegalArgumentException("can't decode " + classOfElement.getSimpleName(), e); - } catch (IllegalAccessException e) { - throw new IllegalArgumentException("can't decode " + classOfElement.getSimpleName(), e); - } - UperEncoder.logger.debug(String.format("Default set for %s", field.getName())); - } - } - }//end of loop on present extension fields - } else { - //CG there is an extension marker but the extension is not present - // then there sill might be an element with a default value - for (Field field : sorter.extensionFields) { - if ( numExtensions <= sorter.extensionFields.indexOf(field)) { - if (field.getAnnotation(Asn1Default.class) != null) { - Class<?> classOfElement = field != null ? field.getType() : null; - try { - field.set(result,UperEncoder.getDefault(classOfElement, field.getAnnotations())); - } catch (IllegalArgumentException e) { - throw new IllegalArgumentException("can't decode default" + classOfElement.getSimpleName(), e); - } catch (IllegalAccessException e) { - throw new IllegalArgumentException("can't decode default" + classOfElement.getSimpleName(), e); - } - } - } - } - } // end of extension handling - } - sorter.revertAccess(); - return result; - } - - @Override - public <T> T getDefault(Class<T> classOfT, Annotation[] annotations) { - throw new IllegalArgumentException("Default Sequence not yet implemented"); - } -}
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