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improve exception messages when requested slice is out of bounds

This commit is contained in:
Mike McCandless 2016-04-14 05:52:53 -04:00
parent 2335a458d8
commit 60033b308a
2 changed files with 2 additions and 2 deletions
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2
lucene/core/src/java/org/apache/lucene/store/NIOFSDirectory.java
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@ -134,7 +134,7 @@ public class NIOFSDirectory extends FSDirectory {
@Override
public IndexInput slice(String sliceDescription, long offset, long length) throws IOException {
if (offset < 0 || length < 0 || offset + length > this.length()) {
throw new IllegalArgumentException("slice() " + sliceDescription + " out of bounds: " + this);
throw new IllegalArgumentException("slice() " + sliceDescription + " out of bounds: offset=" + offset + ",length=" + length + ",fileLength=" + this.length() + ": " + this);
}
return new NIOFSIndexInput(getFullSliceDescription(sliceDescription), channel, off + offset, length, getBufferSize());
}

2
lucene/core/src/java/org/apache/lucene/store/SimpleFSDirectory.java
View File

@ -130,7 +130,7 @@ public class SimpleFSDirectory extends FSDirectory {
@Override
public IndexInput slice(String sliceDescription, long offset, long length) throws IOException {
if (offset < 0 || length < 0 || offset + length > this.length()) {
throw new IllegalArgumentException("slice() " + sliceDescription + " out of bounds: " + this);
throw new IllegalArgumentException("slice() " + sliceDescription + " out of bounds: offset=" + offset + ",length=" + length + ",fileLength=" + this.length() + ": " + this);
}
return new SimpleFSIndexInput(getFullSliceDescription(sliceDescription), channel, off + offset, length, getBufferSize());
}