JAVAOS-292: fix bug of BasicArrayVector append

minxing.zou · minxing.zou · commit 4ddce132214c · 2023-10-18T11:09:46.000+08:00
diff --git a/src/com/xxdb/data/BasicArrayVector.java b/src/com/xxdb/data/BasicArrayVector.java
@@ -340,7 +340,7 @@ public void Append(Vector value) throws Exception{
 			int indexCount = rowIndicesSize;
 			int prev = indexCount == 0? 0 : rowIndices[indexCount - 1];
 			if (rowIndicesSize + 1 > capacity){
-				rowIndices = Arrays.copyOf(rowIndices, rowIndices.length * 2);
+				rowIndices = Arrays.copyOf(rowIndices, Math.max(2, rowIndices.length * 2));
 				capacity = rowIndices.length;
 			}
 			if (value.rows() != 0){

Original file line number	Diff line number	Diff line change
`@@ -340,7 +340,7 @@ public void Append(Vector value) throws Exception{`
`340`	`340`	`int indexCount = rowIndicesSize;`
`341`	`341`	`int prev = indexCount == 0? 0 : rowIndices[indexCount - 1];`
`342`	`342`	`if (rowIndicesSize + 1 > capacity){`
`343`		`- rowIndices = Arrays.copyOf(rowIndices, rowIndices.length * 2);`
	`343`	`+ rowIndices = Arrays.copyOf(rowIndices, Math.max(2, rowIndices.length * 2));`
`344`	`344`	`capacity = rowIndices.length;`
`345`	`345`	`}`
`346`	`346`	`if (value.rows() != 0){`