java.lang.instrument.Instrumentation#appendToSystemClassLoaderSearch ( )源码实例Demo

下面列出了java.lang.instrument.Instrumentation#appendToSystemClassLoaderSearch ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： dragonwell8_jdk 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码2 项目： TencentKona-8 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码3 项目： jdk8u60 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码4 项目： openjdk-jdk8u 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码5 项目： openjdk-jdk8u-backup 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码6 项目： openjdk-jdk9 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码7 项目： jdk8u-jdk 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码8 项目： hottub 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码9 项目： openjdk-8-source 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码10 项目： openjdk-8 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码11 项目： jdk8u_jdk 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码12 项目： jdk8u-jdk 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码13 项目： jdk8u-dev-jdk 文件： BasicTest.java

public static void main(String args[]) throws IOException {
    JarFile bootclasses = new JarFile("BootSupport.jar");
    JarFile agentclasses = new JarFile("AgentSupport.jar");

    Instrumentation ins = Agent.getInstrumentation();

    // Test 1: Add BootSupport.jar to boot class path and check that
    // BootSupport is loaded by the bootstrap class loader
    ins.appendToBootstrapClassLoaderSearch(bootclasses);
    checkLoadedByLoader("BootSupport", null);

    // Test 2: Add AgentSupport.jar to the system class path and check that
    // AgentSupport is loaded by the system class loader.
    try {
        ins.appendToSystemClassLoaderSearch(agentclasses);
        checkLoadedByLoader("AgentSupport", ClassLoader.getSystemClassLoader());
    } catch (UnsupportedOperationException x) {
        System.out.println("System class loader does not support adding to class path");
    }

    // throw exception if a test failed
    if (failures > 0) {
        throw new RuntimeException(failures + " test(s) failed.");
    }
}

源代码14 项目： Recaf 文件： Recaf.java

private static void agent(String args, Instrumentation inst) {
	if (InstrumentationResource.isActive()) {
		String message = "Recaf was previously attached to current VM.\n" +
				"Reattaching currently not supported.\n" +
				"Watch GitHub for further releases that might solve this issue.";
		throw new UnsupportedOperationException(message);
	}
	try {
		inst.appendToSystemClassLoaderSearch(new JarFile(SelfReferenceUtil.get().getFile()));
	} catch (IOException ex) {
		Log.error(ex, "Failed to self-append to system classloader search.");
	}
	Thread t = Thread.currentThread();
	if (t.getContextClassLoader() == null) {
		ClassLoader cl = Recaf.class.getClassLoader();
		if (cl == null) cl = ClassLoader.getSystemClassLoader();
		t.setContextClassLoader(cl);
	}
	init();
	// Log that we are an agent
	info("Starting as agent...");
	// Add instrument launch arg
	if(args == null || args.trim().isEmpty())
		args = "--instrument";
	else if(args.contains("--instrument"))
		args = args + ",--instrument";
	// Set instance
	InstrumentationResource.instrumentation = inst;
	// Start Recaf
	launch(args.split("[=,]"));
}

方法所在类

java.lang.instrument.Instrumentation