jdk.jfr.internal.SecuritySupport Java Examples

The following examples show how to use jdk.jfr.internal.SecuritySupport. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: AbstractDCmd.java    From openjdk-jdk8u with GNU General Public License v2.0 6 votes vote down vote up 
protected final void reportOperationComplete(String actionPrefix, String name, SafePath file) {
    print(actionPrefix);
    print(" recording");
    if (name != null) {
        print(" \"" + name + "\"");
    }
    if (file != null) {
        print(",");
        try {
            print(" ");
            long bytes = SecuritySupport.getFileSize(file);
            printBytes(bytes);
        } catch (IOException e) {
            // Ignore, not essential
        }
        println(" written to:");
        println();
        printPath(file);
    } else {
        println(".");
    }
}
Example #2
Source File: AbstractDCmd.java    From dragonwell8_jdk with GNU General Public License v2.0 6 votes vote down vote up 
protected final void reportOperationComplete(String actionPrefix, Recording r, SafePath file) {
    print(actionPrefix);
    print(" recording ");
    print("\"" + r.getName() + "\"");
    if (file != null) {
        print(",");
        try {
            print(" ");
            long bytes = SecuritySupport.getFileSize(file);
            printBytes(bytes, " ");
        } catch (IOException e) {
            // Ignore, not essential
        }
        println(" written to:");
        println();
        printPath(file);
    } else {
        println(".");
    }
}
Example #3
Source File: AbstractDCmd.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up 
protected final void reportOperationComplete(String actionPrefix, String name, SafePath file) {
    print(actionPrefix);
    print(" recording");
    if (name != null) {
        print(" \"" + name + "\"");
    }
    if (file != null) {
        print(",");
        try {
            print(" ");
            long bytes = SecuritySupport.getFileSize(file);
            printBytes(bytes);
        } catch (IOException e) {
            // Ignore, not essential
        }
        println(" written to:");
        println();
        printPath(file);
    } else {
        println(".");
    }
}
Example #4
Source File: JFC.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
private static List<KnownConfiguration> getKnownConfigurations() {
    if (knownConfigurations == null) {
        List<KnownConfiguration> configProxies = new ArrayList<>();
        for (SafePath p : SecuritySupport.getPredefinedJFCFiles()) {
            try {
                configProxies.add(new KnownConfiguration(p));
            } catch (IOException ioe) {
                // ignore
            }
        }
        knownConfigurations = configProxies;
    }
    return knownConfigurations;
}
Example #5
Source File: AbstractDCmd.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
protected final void printPath(SafePath path) {
    if (path == null) {
        print("N/A");
        return;
    }
    try {
        printPath(SecuritySupport.getAbsolutePath(path).toPath());
    } catch (IOException ioe) {
        printPath(path.toPath());
    }
}
Example #6
Source File: JFC.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
private static List<KnownConfiguration> getKnownConfigurations() {
    if (knownConfigurations == null) {
        List<KnownConfiguration> configProxies = new ArrayList<>();
        for (SafePath p : SecuritySupport.getPredefinedJFCFiles()) {
            try {
                configProxies.add(new KnownConfiguration(p));
            } catch (IOException ioe) {
                // ignore
            }
        }
        knownConfigurations = configProxies;
    }
    return knownConfigurations;
}
Example #7
Source File: JFC.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
private static String readContent(SafePath knownPath) throws IOException {
    if (SecuritySupport.getFileSize(knownPath) > MAXIMUM_FILE_SIZE) {
        throw new IOException("Configuration with more than "
                + MAXIMUM_FILE_SIZE + " characters can't be read.");
    }
    try (InputStream r = SecuritySupport.newFileInputStream(knownPath)) {
        return JFC.readContent(r);
    }
}
Example #8
Source File: JDKEvents.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
public synchronized static void initialize() {
    try {
        if (initializationTriggered == false) {
            for (Class<?> eventClass : eventClasses) {
                SecuritySupport.registerEvent((Class<? extends Event>) eventClass);
            }
            initializationTriggered = true;
            RequestEngine.addTrustedJDKHook(ExceptionStatisticsEvent.class, emitExceptionStatistics);
        }
    } catch (Exception e) {
        Logger.log(LogTag.JFR_SYSTEM, LogLevel.WARN, "Could not initialize JDK events. " + e.getMessage());
    }
}
Example #9
Source File: JIClassInstrumentation.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up 
private static byte[] getOriginalClassBytes(Class<?> clazz) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    String name = "/" + clazz.getName().replace(".", "/") + ".class";
    InputStream is = SecuritySupport.getResourceAsStream(name);
    int bytesRead;
    byte[] buffer = new byte[16384];
    while ((bytesRead = is.read(buffer, 0, buffer.length)) != -1) {
        baos.write(buffer, 0, bytesRead);
    }
    baos.flush();
    is.close();
    return baos.toByteArray();
}
Example #10
Source File: AbstractDCmd.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
protected final void printPath(SafePath path) {
    if (path == null) {
        print("N/A");
        return;
    }
    try {
        printPath(SecuritySupport.getAbsolutePath(path).toPath());
    } catch (IOException ioe) {
        printPath(path.toPath());
    }
}
Example #11
Source File: JIClassInstrumentation.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
private static byte[] getOriginalClassBytes(Class<?> clazz) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    String name = "/" + clazz.getName().replace(".", "/") + ".class";
    InputStream is = SecuritySupport.getResourceAsStream(name);
    int bytesRead;
    byte[] buffer = new byte[16384];
    while ((bytesRead = is.read(buffer, 0, buffer.length)) != -1) {
        baos.write(buffer, 0, bytesRead);
    }
    baos.flush();
    is.close();
    return baos.toByteArray();
}
Example #12
Source File: JFC.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
private static String readContent(SafePath knownPath) throws IOException {
    if (SecuritySupport.getFileSize(knownPath) > MAXIMUM_FILE_SIZE) {
        throw new IOException("Configuration with more than "
                + MAXIMUM_FILE_SIZE + " characters can't be read.");
    }
    try (InputStream r = SecuritySupport.newFileInputStream(knownPath)) {
        return JFC.readContent(r);
    }
}
Example #13
Source File: JDKEvents.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
public synchronized static void initialize() {
    try {
        if (initializationTriggered == false) {
            for (Class<?> eventClass : eventClasses) {
                SecuritySupport.registerEvent((Class<? extends Event>) eventClass);
            }
            initializationTriggered = true;
            RequestEngine.addTrustedJDKHook(ExceptionStatisticsEvent.class, emitExceptionStatistics);
        }
    } catch (Exception e) {
        Logger.log(LogTag.JFR_SYSTEM, LogLevel.WARN, "Could not initialize JDK events. " + e.getMessage());
    }
}
Example #14
Source File: JIClassInstrumentation.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up 
private static byte[] getOriginalClassBytes(Class<?> clazz) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    String name = "/" + clazz.getName().replace(".", "/") + ".class";
    InputStream is = SecuritySupport.getResourceAsStream(name);
    int bytesRead;
    byte[] buffer = new byte[16384];
    while ((bytesRead = is.read(buffer, 0, buffer.length)) != -1) {
        baos.write(buffer, 0, bytesRead);
    }
    baos.flush();
    is.close();
    return baos.toByteArray();
}
Example #15
Source File: AbstractDCmd.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
protected final void printPath(SafePath path) {
    if (path == null) {
        print("N/A");
        return;
    }
    try {
        printPath(SecuritySupport.getAbsolutePath(path).toPath());
    } catch (IOException ioe) {
        printPath(path.toPath());
    }
}
Example #16
Source File: JFC.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
private static List<KnownConfiguration> getKnownConfigurations() {
    if (knownConfigurations == null) {
        List<KnownConfiguration> configProxies = new ArrayList<>();
        for (SafePath p : SecuritySupport.getPredefinedJFCFiles()) {
            try {
                configProxies.add(new KnownConfiguration(p));
            } catch (IOException ioe) {
                // ignore
            }
        }
        knownConfigurations = configProxies;
    }
    return knownConfigurations;
}
Example #17
Source File: JFC.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
private static String readContent(SafePath knownPath) throws IOException {
    if (SecuritySupport.getFileSize(knownPath) > MAXIMUM_FILE_SIZE) {
        throw new IOException("Configuration with more than "
                + MAXIMUM_FILE_SIZE + " characters can't be read.");
    }
    try (InputStream r = SecuritySupport.newFileInputStream(knownPath)) {
        return JFC.readContent(r);
    }
}
Example #18
Source File: JDKEvents.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up 
@SuppressWarnings("unchecked")
public synchronized static void initialize() {
    try {
        if (initializationTriggered == false) {
            for (Class<?> eventClass : eventClasses) {
                SecuritySupport.registerEvent((Class<? extends Event>) eventClass);
            }
            initializationTriggered = true;
            FlightRecorder.addPeriodicEvent(ExceptionStatisticsEvent.class, emitExceptionStatistics);
        }
    } catch (Exception e) {
        Logger.log(LogTag.JFR_SYSTEM, LogLevel.WARN, "Could not initialize JDK events. " + e.getMessage());
    }
}