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feat(core): NanoTDF resource locator protocol bit mask #107

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Merged
pflynn-virtru merged 1 commit into from
Aug 7, 2024
Merged

feat(core): NanoTDF resource locator protocol bit mask #107

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5 changes: 4 additions & 1 deletion sdk/src/main/java/io/opentdf/platform/sdk/nanotdf/ResourceLocator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,10 @@ public ResourceLocator(String resourceUrl) {
}

public ResourceLocator(ByteBuffer buffer) {
this.protocol = NanoTDFType.Protocol.values()[buffer.get()];
// Get the first byte and mask it with 0xF to keep only the first four bits
byte protocolByte = buffer.get();
int protocolIndex = protocolByte & 0xF;
this.protocol = NanoTDFType.Protocol.values()[protocolIndex];
this.bodyLength = buffer.get();
this.body = new byte[this.bodyLength];
buffer.get(this.body);
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