java.nio.BufferOverflow exception while decoding ByteBuffer with UTF-16 charset
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Key: HARMONY-33
URL: http://issues.apache.org/jira/browse/HARMONY-33
Project: Harmony
Type: Bug
Components: Classlib
Reporter: Vladimir Strigun
Assigned to: Geir Magnusson Jr
Priority: Minor
If I try to decode ByteBuffer with lengh 1 using UTF-16 decoder unexpected
java.nio.BufferOverflow exception occured. Please see testcase below.
import java.nio.*;
import java.nio.charset.*;
import junit.framework.TestCase;
public class TestDecoder extends TestCase {
public static void main(String[] args) {
junit.textui.TestRunner.run(TestDecoder.class);
}
public static void testDecoder(){
try{
ByteBuffer bb = ByteBuffer.allocate(1);
bb.put(0,(byte)77);
CharsetDecoder utf16D = Charset.forName("UTF-16").newDecoder();
CharBuffer cb =
utf16D.onMalformedInput(CodingErrorAction.REPLACE).onUnmappableCharacter(CodingErrorAction.REPLACE).decode(bb);
}catch(Exception e){
fail("Exception occured: "+e);
}
}
}
Output on RI:
.
Time: 0,03
OK (1 test)
Output with Harmony:
.F
Time: 0,01
There was 1 failure:
1) testDecoder(TestDecoder)junit.framework.AssertionFailedError: Exception
occured: java.nio.BufferOverflowException
at TestDecoder.testDecoder(TestDecoder.java:20)
at java.lang.reflect.AccessibleObject.invokeV(AccessibleObject.java:211)
at TestDecoder.main(TestDecoder.java:10)
FAILURES!!!
Tests run: 1, Failures: 1, Errors: 0
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