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authorCGantert345 <57003061+CGantert345@users.noreply.github.com>2020-01-03 10:37:01 +0100
committerGitHub <noreply@github.com>2020-01-03 10:37:01 +0100
commit46039355e87825a9dce12ebaad0305d20eea3f43 (patch)
tree6b17c400a9b98d2a6ec367deeea9597ac2c78e5b /src/net/gcdc/asn1/uper/SeqOfCoder.java
parentlogging (diff)
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Diffstat (limited to 'src/net/gcdc/asn1/uper/SeqOfCoder.java')
-rw-r--r--src/net/gcdc/asn1/uper/SeqOfCoder.java156
1 files changed, 156 insertions, 0 deletions
diff --git a/src/net/gcdc/asn1/uper/SeqOfCoder.java b/src/net/gcdc/asn1/uper/SeqOfCoder.java
new file mode 100644
index 0000000..488e51b
--- /dev/null
+++ b/src/net/gcdc/asn1/uper/SeqOfCoder.java
@@ -0,0 +1,156 @@
+package net.gcdc.asn1.uper;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Field;
+import java.lang.reflect.ParameterizedType;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+
+import net.gcdc.asn1.datatypes.FixedSize;
+import net.gcdc.asn1.datatypes.SizeRange;
+import net.gcdc.asn1.uper.SimpleTypeResolver.Unknown;
+
+
+class SeqOfCoder implements Decoder, Encoder {
+
+ @Override public <T> boolean canEncode(T obj, Annotation[] extraAnnotations) {
+ return obj instanceof List<?>;
+ }
+
+ @Override public <T> void encode(BitBuffer bitbuffer, T obj, Annotation[] extraAnnotations) throws Asn1EncodingException {
+ Class<?> type = obj.getClass();
+ UperEncoder.logger.debug(String.format("SEQUENCE OF %s",obj.getClass().getName()));
+ AnnotationStore annotations = new AnnotationStore(type.getAnnotations(), extraAnnotations);
+ List<?> list = (List<?>) obj;
+
+ final FixedSize fixedSize = annotations.getAnnotation(FixedSize.class);
+
+ //CG pass annotations too each field encoding
+ Annotation[] annotationArray = new Annotation[] {};
+ if (annotations != null & annotations.getAnnotations() != null && !annotations.getAnnotations().isEmpty()) {
+ ArrayList<Annotation> fieldAnnotations = new ArrayList<Annotation>();
+ fieldAnnotations.addAll(annotations.getAnnotations());
+ annotationArray = new Annotation[fieldAnnotations.size()];
+ for (int i = 0; i< fieldAnnotations.size();i++){
+ annotationArray[i] = fieldAnnotations.get(i);
+ }
+ }
+
+ SizeRange sizeRange = annotations.getAnnotation(SizeRange.class);
+ if (fixedSize != null)
+ sizeRange = new SizeRange() {
+ @Override public Class<? extends Annotation> annotationType() { return SizeRange.class; }
+ @Override public int minValue() { return fixedSize.value(); }
+ @Override public int maxValue() { return fixedSize.value(); }
+ @Override public boolean hasExtensionMarker() { return false; }
+ };
+ if (sizeRange == null) {
+ int position1 = bitbuffer.position();
+ try {
+ UperEncoder.encodeLengthDeterminant(bitbuffer, list.size());
+ } catch (Asn1EncodingException e) {
+ throw new Asn1EncodingException(" number of elements ", e);
+ }
+ UperEncoder.logger.debug(String.format("unbound size %d, encoded as %s", list.size(),
+ bitbuffer.toBooleanStringFromPosition(position1)));
+ UperEncoder.logger.debug(String.format(" all elems of Seq Of: %s", list ));
+ for (Object elem : list) {
+ try {
+ UperEncoder.encode2(bitbuffer, elem, annotationArray);
+ } catch (Asn1EncodingException e) {
+ throw new Asn1EncodingException(" element " + elem.toString(), e);
+ }
+ }
+ return;
+ }
+ boolean outsideOfRange = list.size() < sizeRange.minValue()
+ || sizeRange.maxValue() < list.size();
+ if (outsideOfRange && !sizeRange.hasExtensionMarker()) { throw new IllegalArgumentException(
+ "Out-of-range size for " + obj.getClass() + ", expected " +
+ sizeRange.minValue() + ".." + sizeRange.maxValue() + ", got "
+ + list.size()); }
+ if (sizeRange.hasExtensionMarker()) {
+ bitbuffer.put(outsideOfRange);
+ UperEncoder.logger.debug(String.format("With Extension Marker, %s of range (%d <= %d <= %d)",
+ (outsideOfRange ? "outside" : "inside"), sizeRange.minValue(), list.size(),
+ sizeRange.maxValue()));
+ if (outsideOfRange) { throw new UnsupportedOperationException(
+ "Sequence-of size range extensions are not implemented yet, range " +
+ sizeRange.minValue() + ".." + sizeRange.maxValue()
+ + ", requested size " + list.size()); }
+ }
+ UperEncoder.logger.debug(String.format("seq-of of constrained size %d, encoding size...", list.size()));
+ UperEncoder.encodeConstrainedInt(bitbuffer, list.size(), sizeRange.minValue(), sizeRange.maxValue());
+ UperEncoder.logger.debug(String.format(" all elems of Seq Of: %s", list));
+ for (Object elem : list) {
+ UperEncoder.encode2(bitbuffer, elem, new Annotation[] {});
+ }
+ }
+
+ @Override public <T> boolean canDecode(Class<T> classOfT, Annotation[] extraAnnotations) {
+ return List.class.isAssignableFrom(classOfT);
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override public <T> T decode(BitBuffer bitbuffer,
+ Class<T> classOfT,Field field,
+ Annotation[] extraAnnotations) {
+ AnnotationStore annotations = new AnnotationStore(classOfT.getAnnotations(),
+ extraAnnotations);
+ UperEncoder.logger.debug(String.format("SEQUENCE OF for %s", classOfT));
+ FixedSize fixedSize = annotations.getAnnotation(FixedSize.class);
+ SizeRange sizeRange = annotations.getAnnotation(SizeRange.class);
+
+ //CG pass annotations from the sequence to each element encoding
+ Annotation[] annotationArray = new Annotation[] {};
+
+ if (annotations != null && annotations.getAnnotations() != null && !annotations.getAnnotations().isEmpty()){
+ annotationArray = new Annotation[annotations.getAnnotations().size()];
+ Iterator<Annotation> it = annotations.getAnnotations().iterator();
+ int i = 0;
+ while (it.hasNext()) {
+ annotationArray[i] = it.next();
+ i++;
+ }
+ }
+
+
+ long size =
+ (fixedSize != null) ? fixedSize.value() :
+ (sizeRange != null) ? UperEncoder.decodeConstrainedInt(bitbuffer, UperEncoder.intRangeFromSizeRange(sizeRange)) :
+ UperEncoder.decodeLengthDeterminant(bitbuffer);
+ Collection<Object> coll = new ArrayList<Object>((int) size);
+
+ Class<?> classOfElements;
+ Class<?>[] typeArgs = SimpleTypeResolver.resolveRawArguments(List.class, classOfT);
+ classOfElements = typeArgs[0];
+ if (classOfElements == null || classOfElements == Unknown.class) {
+ try {
+ ParameterizedType elementType = (ParameterizedType) field.getGenericType();
+ classOfElements = (Class<?>) elementType.getActualTypeArguments()[0];
+ } catch (SecurityException e) {
+ throw new IllegalArgumentException("Can't resolve type of elements for " + classOfT.getName());
+ }
+ }
+ for (int i = 0; i < size; i++) {
+ coll.add(UperEncoder.decodeAny(bitbuffer, classOfElements,field, annotationArray));
+ }
+
+ T result = null;
+ try {
+ result = UperEncoder.instantiate(classOfT, coll);
+ } catch (Exception e) {
+ result = (T) coll;
+ }
+ return result;
+
+ }
+
+
+ @Override
+ public <T> T getDefault(Class<T> classOfT, Annotation[] extraAnnotations) {
+ throw new IllegalArgumentException("Default Sequence not yet implemented");
+ }
+} \ No newline at end of file