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0N/A
0N/A/* @test
0N/A * @bug 4510489
0N/A * @summary Verify IOUtil.java reads to buffer limits
2546N/A * @run main/othervm MapReadOnly
0N/A */
0N/Aimport java.io.*;
0N/Aimport java.nio.*;
0N/Aimport java.nio.channels.*;
0N/A
0N/Apublic class MapReadOnly {
0N/A public static void main (String args[]) throws Exception {
0N/A File testFile = File.createTempFile("test2", null);
0N/A testFile.deleteOnExit();
0N/A RandomAccessFile raf = new RandomAccessFile(testFile, "rw");
0N/A FileChannel fc = raf.getChannel();
0N/A MappedByteBuffer mbb = fc.map(FileChannel.MapMode.READ_ONLY, 0L,
0N/A (int) fc.size());
0N/A mbb.load();
0N/A try {
0N/A mbb.put((byte)3);
0N/A throw new Exception("Test failed");
0N/A } catch (ReadOnlyBufferException robe) {
0N/A // Correct result
0N/A }
0N/A fc.close();
0N/A raf.close();
0N/A }
0N/A}