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  1. JDK
  2. JDK-4774077

Use covariant return types in the NIO buffer hierarchy

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    • b38
    • generic, x86
    • solaris_8, windows_xp
    • Verified

    Backports

      Description

        ByteBuffer.flip() would be much more useful if it returned ByteBuffer
        instead of Buffer. Covariance (expected in 1.5) makes this possible.
        There are many other places where this applies.

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8084175 Use covariant return types in the NIO buffer hierarchy

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved
            duplicates

            Enhancement - null JDK-5082736 Subclasses of java.nio.Buffer should use covariant return types

            • P5 - Cosmetic problem like misspelt words or misaligned text.
            • Closed
            relates to

            Bug - A problem which impairs or prevents the functions of the product. JDK-8062385 Remove @SuppressWarnings("cast") and casts for NIO related usages when JDK 9 becomes the bootstrap JDK

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8062376 Suppress cast warnings when using NIO buffers

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed

            Enhancement - null JDK-6451131 (bf) Generify Buffer to enhance chaining of flip()

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Enhancement - null JDK-8150785 (bf) Hoist slice and duplicate methods up to java.nio.Buffer

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Enhancement - null JDK-6733145 (bf) CharBuffer.subSequence can be updated to take advantage of covariant returns

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed

            Bug - A problem which impairs or prevents the functions of the product. JDK-8066380 VM Option wasn't used when first jre is disable and second jre is enable

            • P3 - Major loss of function.
            • Resolved

            Enhancement - null JDK-8040819 (bf) Generify java.nio.Buffer

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

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                rwarburton Richard Warburton
                gafter Neal Gafter
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