Examples with XMLDSigRI org.apache.jcp.xml.dsig.internal.dom.XMLDSigRI used on opensource projects

Example 1 with XMLDSigRI

use of org.apache.jcp.xml.dsig.internal.dom.XMLDSigRI in project santuario-java by apache.

the class ClassLoaderTest method testProviderMultipleLoaders.

@SuppressWarnings("resource")
@org.junit.Test
public void testProviderMultipleLoaders() throws Exception {
    String baseDir = System.getProperty("basedir");
    String fs = System.getProperty("file.separator");
    File file0 = new File(baseDir + fs + "build" + fs + "classes" + fs);
    File file1 = new File(baseDir + fs + "build" + fs + "test" + fs);
    URL[] urls = new URL[2];
    urls[0] = file0.toURI().toURL();
    urls[1] = file1.toURI().toURL();
    URLClassLoader uc1 = new URLClassLoader(urls, Thread.currentThread().getContextClassLoader());
    // load security provider using current class loader
    final Provider provider = new XMLDSigRI();
    AccessController.doPrivileged((java.security.PrivilegedAction<Object>) () -> Security.addProvider(provider));
    // get the provider from java.security.Security using URLClassLoader.
    // Need to use introspection to invoke methods to avoid using the
    // current class loader
    String factoryName = "javax.xml.crypto.dsig.XMLSignatureFactory";
    Class<?> factoryClass = uc1.loadClass(factoryName);
    Method factoryMethod = factoryClass.getDeclaredMethod("getInstance", new Class[] { String.class });
    Class<?> methodParameterClass = uc1.loadClass("javax.xml.crypto.dsig.spec.C14NMethodParameterSpec");
    Method canonicalizationMethod = factoryClass.getDeclaredMethod("newCanonicalizationMethod", new Class[] { String.class, methodParameterClass });
    Object factory = factoryMethod.invoke(null, "DOM");
    long start = System.currentTimeMillis();
    for (int i = 0; i < 100; i++) {
        canonicalizationMethod.invoke(factory, new Object[] { CanonicalizationMethod.EXCLUSIVE, null });
    }
    long end = System.currentTimeMillis();
    long elapsed = end - start;
    LOG.debug("Elapsed: {}", elapsed);
}