uschindler commented on a change in pull request #602:
URL: https://github.com/apache/lucene/pull/602#discussion_r784844870
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File path: lucene/core/src/java/org/apache/lucene/store/ByteArrayDataInput.java
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@@ -109,55 +110,20 @@ public long readLong() {
@Override
public int readVInt() {
- byte b = bytes[pos++];
- if (b >= 0) return b;
- int i = b & 0x7F;
- b = bytes[pos++];
- i |= (b & 0x7F) << 7;
- if (b >= 0) return i;
- b = bytes[pos++];
- i |= (b & 0x7F) << 14;
- if (b >= 0) return i;
- b = bytes[pos++];
- i |= (b & 0x7F) << 21;
- if (b >= 0) return i;
- b = bytes[pos++];
- // Warning: the next ands use 0x0F / 0xF0 - beware copy/paste errors:
- i |= (b & 0x0F) << 28;
- if ((b & 0xF0) == 0) return i;
- throw new RuntimeException("Invalid vInt detected (too many bits)");
+ try {
+ return super.readVInt();
+ } catch (IOException e) {
+ throw new RuntimeException(e);
Review comment:
This should be an AssertionError. This can never happen, so if it
happens the assertion that the super's vint method does not throw IOException
was violated.
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