feat(bacnet): added helper for bit string data types

apache · Apr 20, 2022 · 3cb822b · 3cb822b
1 parent 00417e4
commit 3cb822b
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Showing 2 changed files with 42 additions and 0 deletions.
diff --git a/plc4go/internal/plc4go/bacnetip/readwrite/model/StaticHelper.go b/plc4go/internal/plc4go/bacnetip/readwrite/model/StaticHelper.go
@@ -570,6 +570,26 @@ func CreateBACnetContextTagCharacterString(tagNumber uint8, baCnetCharacterEncod
 	return NewBACnetContextTagCharacterString(NewBACnetTagPayloadCharacterString(baCnetCharacterEncoding, value, uint32(len(value)+1)), header, tagNumber, true)
 }
 
+func CreateBACnetApplicationTagBitString(value []bool) *BACnetApplicationTagBitString {
+	numberOfBytesNeeded := (len(value) + 7) / 8
+	unusedBits := 8 - (len(value) % 8)
+	if unusedBits == 8 {
+		unusedBits = 0
+	}
+	header := CreateBACnetTagHeaderBalanced(false, uint8(BACnetDataType_BIT_STRING), uint32(numberOfBytesNeeded+1))
+	return NewBACnetApplicationTagBitString(NewBACnetTagPayloadBitString(uint8(unusedBits), value, make([]bool, unusedBits), uint32(numberOfBytesNeeded+1)), header)
+}
+
+func CreateBACnetContextTagBitString(tagNumber uint8, value []bool) *BACnetContextTagBitString {
+	numberOfBytesNeeded := (len(value) + 7) / 8
+	unusedBits := 8 - (len(value) % 8)
+	if unusedBits == 8 {
+		unusedBits = 0
+	}
+	header := CreateBACnetTagHeaderBalanced(true, tagNumber, uint32(numberOfBytesNeeded+1))
+	return NewBACnetContextTagBitString(NewBACnetTagPayloadBitString(uint8(unusedBits), value, make([]bool, unusedBits), uint32(numberOfBytesNeeded+1)), header, tagNumber, true)
+}
+
 func requiredLength(value uint) uint32 {
 	var length uint32
 	switch {

diff --git a/...ers/bacnet/src/main/java/org/apache/plc4x/java/bacnetip/readwrite/utils/StaticHelper.java b/...ers/bacnet/src/main/java/org/apache/plc4x/java/bacnetip/readwrite/utils/StaticHelper.java
@@ -28,6 +28,8 @@
 import org.slf4j.LoggerFactory;
 
 import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.List;
 
 import static org.apache.plc4x.java.spi.generation.WithReaderWriterArgs.WithAdditionalStringRepresentation;
 
@@ -592,6 +594,26 @@ public static BACnetContextTagCharacterString createBACnetContextTagCharacterStr
         return new BACnetContextTagCharacterString(header, new BACnetTagPayloadCharacterString(baCnetCharacterEncoding, value, (long) value.length() + 1), (short) tagNumber, true);
     }
 
+    public static BACnetApplicationTagBitString createBACnetApplicationTagBitString(List<Boolean> value) {
+        long numberOfBytesNeeded = (value.size() + 7) / 8;
+        short unusedBits = (short) (8 - (value.size() % 8));
+        if (unusedBits == 8) {
+            unusedBits = 0;
+        }
+        BACnetTagHeader header = createBACnetTagHeaderBalanced(false, BACnetDataType.BIT_STRING.getValue(), numberOfBytesNeeded + 1);
+        return new BACnetApplicationTagBitString(header, new BACnetTagPayloadBitString(unusedBits, value, new ArrayList<>(unusedBits), numberOfBytesNeeded + 1));
+    }
+
+    public static BACnetContextTagBitString createBACnetContextTagBitString(byte tagNumber, List<Boolean> value) {
+        long numberOfBytesNeeded = (value.size() + 7) / 8;
+        short unusedBits = (short) (8 - (value.size() % 8));
+        if (unusedBits == 8) {
+            unusedBits = 0;
+        }
+        BACnetTagHeader header = createBACnetTagHeaderBalanced(true, tagNumber, numberOfBytesNeeded + 1);
+        return new BACnetContextTagBitString(header, new BACnetTagPayloadBitString(unusedBits, value, new ArrayList<>(unusedBits), numberOfBytesNeeded + 1), (short) tagNumber, true);
+    }
+
     private static long requiredLength(long value) {
         long length;
         if (value < 0x100)