fixed writing zeros to tempFile

thurka · thurka · commit e9df7454e8ed · 2024-02-04T12:26:46.000+01:00
diff --git a/visualvm/libs.profiler/lib.profiler.heap/src/org/graalvm/visualvm/lib/jfluid/heap/CacheDirectory.java b/visualvm/libs.profiler/lib.profiler.heap/src/org/graalvm/visualvm/lib/jfluid/heap/CacheDirectory.java
@@ -135,7 +135,7 @@ AbstractLongMap.Data createDumpBuffer(long fileSize, int entrySize) throws IOExc
         try (RandomAccessFile file = new RandomAccessFile(tempFile, "rw")) { // NOI18N
             if (Boolean.getBoolean("org.graalvm.visualvm.lib.jfluid.heap.zerofile")) {    // NOI18N
                 byte[] zeros = new byte[512*1024];
-                while(file.length()<fileSize) {
+                while(file.length()+zeros.length<fileSize) {
                     file.write(zeros);
                 }
                 file.write(zeros,0,(int)(fileSize-file.length()));

Original file line number	Diff line number	Diff line change
`@@ -135,7 +135,7 @@ AbstractLongMap.Data createDumpBuffer(long fileSize, int entrySize) throws IOExc`
`135`	`135`	`try (RandomAccessFile file = new RandomAccessFile(tempFile, "rw")) { // NOI18N`
`136`	`136`	`if (Boolean.getBoolean("org.graalvm.visualvm.lib.jfluid.heap.zerofile")) { // NOI18N`
`137`	`137`	`byte[] zeros = new byte[512*1024];`
`138`		`- while(file.length()<fileSize) {`
	`138`	`+ while(file.length()+zeros.length<fileSize) {`
`139`	`139`	`file.write(zeros);`
`140`	`140`	`}`
`141`	`141`	`file.write(zeros,0,(int)(fileSize-file.length()));`