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  1. JDK
  2. JDK-8257809

JNI warnings from Toolkit JPEG image decoding

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Details

    • Bug
    • Resolution: Fixed
    • P4
    • 17
    • 11, 16
    • client-libs
    • b04

    Description

      I'd expect there is a bug report on this already but my super-simple search
      did not find it.
      Run SwingSet2 on macos using JDK11 (or may be earlier) or even current JDK 16 with -Xcheck:jni and you'll get
      WARNING in native method: JNI call made without checking exceptions when required to from CallStaticObjectMethod
              at sun.lwawt.macosx.LWCToolkit.initIDs(java.desktop@11.0.1/Native Method)
              at sun.lwawt.macosx.LWCToolkit.<clinit>(java.desktop@11.0.1/LWCToolkit.java:103)
              at java.lang.Class.forName0(java.base@11.0.1/Native Method)
              at java.lang.Class.forName(java.base@11.0.1/Class.java:315)
              at java.awt.Toolkit$2.run(java.desktop@11.0.1/Toolkit.java:588)
              at java.awt.Toolkit$2.run(java.desktop@11.0.1/Toolkit.java:583)
              at java.security.AccessController.doPrivileged(java.base@11.0.1/Native Method)
              at java.awt.Toolkit.getDefaultToolkit(java.desktop@11.0.1/Toolkit.java:582)
              - locked <0x000000070fea3048> (a java.lang.Class for java.awt.Toolkit)
              at java.awt.Toolkit.getEventQueue(java.desktop@11.0.1/Toolkit.java:1494)
              at java.awt.EventQueue.invokeLater(java.desktop@11.0.1/EventQueue.java:1312)
              at javax.swing.SwingUtilities.invokeLater(java.desktop@11.0.1/SwingUtilities.java:1421)
              at SwingSet2.main(SwingSet2.java:198)
      Warning: Calling other JNI functions in the scope of Get/ReleasePrimitiveArrayCritical or Get/ReleaseStringCritical
      Warning: Calling other JNI functions in the scope of Get/ReleasePrimitiveArrayCritical or Get/ReleaseStringCritical
      <Last warning repeated thousands of times>

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              prr Philip Race
              prr Philip Race
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                Updated:
                Resolved: