Example usage for java.lang.reflect Field setAccessible

Introduction

In this page you can find the example usage for java.lang.reflect Field setAccessible.

Prototype

@Override
@CallerSensitive
public void setAccessible(boolean flag)

Source Link

Usage

From source file:alluxio.util.LogUtils.java

/**
 * Gets a logger's level with specify name, if the level argument is not null, it will set to
 * specify level first.// w w  w.ja  va 2 s.  com
 * @param logName logger's name
 * @param level logger's level
 * @return an entity object about the log info
 * @throws IOException if an I/O error occurs
 */
public static LogInfo setLogLevel(String logName, String level) throws IOException {
    LogInfo result = new LogInfo();
    if (StringUtils.isNotBlank(logName)) {
        result.setLogName(logName);
        Log log = LogFactory.getLog(logName);
        Logger logger = LoggerFactory.getLogger(logName);
        if (log instanceof Log4JLogger) {
            process(((Log4JLogger) log).getLogger(), level, result);
        } else if (log instanceof Jdk14Logger) {
            process(((Jdk14Logger) log).getLogger(), level, result);
        } else if (logger instanceof Log4jLoggerAdapter) {
            try {
                Field field = Log4jLoggerAdapter.class.getDeclaredField("logger");
                field.setAccessible(true);
                org.apache.log4j.Logger log4jLogger = (org.apache.log4j.Logger) field.get(logger);
                process(log4jLogger, level, result);
            } catch (NoSuchFieldException | IllegalAccessException e) {
                result.setMessage(e.getMessage());
            }
        } else {
            result.setMessage("Sorry, " + log.getClass() + " not supported.");
        }
    } else {
        result.setMessage("Please specify a correct logName.");
    }
    return result;
}

From source file:api_proto3.TestElf.java

public static void setConfigUnitTest(boolean unitTest) {
    try {//from ww w.  ja  v a  2  s.com
        Field field = HikariConfig.class.getDeclaredField("unitTest");
        field.setAccessible(true);
        field.setBoolean(null, unitTest);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.luna.common.utils.ReflectUtils.java

public static Object getFieldValue(Object target, String fieldName, boolean isForce)
        throws NoSuchFieldException, IllegalAccessException {
    Field field = target.getClass().getDeclaredField(fieldName);
    field.setAccessible(isForce);

    return field.get(target);
}

From source file:com.seajas.search.utilities.spring.security.model.ExtendedCrowdUserDetails.java

/**
 * Illegally extract the required SOAPPrincipal.
 *
 * @param details//from   w  w  w.  jav a  2 s  . c om
 * @return SOAPPrincipal
 */
private static SOAPPrincipal extractPrincipal(final CrowdUserDetails details) {
    UserWithAttributes attributes = details.getRemotePrincipal();

    try {
        Field principalField = attributes.getClass().getDeclaredField("principal");

        principalField.setAccessible(true);

        return (SOAPPrincipal) principalField.get(attributes);
    } catch (NoSuchFieldException e) {
        throw new IllegalArgumentException("Didn't find user details which holds a SOAPPrincipal", e);
    } catch (IllegalAccessException e) {
        throw new IllegalArgumentException("Didn't find user details which holds a SOAPPrincipal", e);
    }
}

From source file:shiver.me.timbers.spring.security.WrappedUsernamePasswordAuthenticationFilterTest.java

private static Object extractFiledValue(Class type, Object object, String fieldName)
        throws IllegalAccessException {
    if (Object.class.equals(type)) {
        return null;
    }// ww  w.java2  s  .  c om

    try {
        final Field field = type.getDeclaredField(fieldName);
        field.setAccessible(true);
        return field.get(object);
    } catch (NoSuchFieldException e) {
        return extractFiledValue(type.getSuperclass(), object, fieldName);
    }
}

From source file:com.seleniumtests.GenericTest.java

/**
 * Generate a ITestResult from scratch/*from ww w  . j  a va2  s.  c o m*/
 * @param testNGCtx
 * @return
 * @throws NoSuchMethodException
 * @throws SecurityException
 * @throws NoSuchFieldException
 * @throws IllegalArgumentException
 * @throws IllegalAccessException
 */
public static ITestResult generateResult(final ITestContext testNGCtx, final Class<?> clazz)
        throws NoSuchMethodException, SecurityException, NoSuchFieldException, IllegalArgumentException,
        IllegalAccessException {
    ITestResult testResult = new TestResult();
    testResult.setParameters(new String[] { "foo", "bar" });

    XmlSuite suite = new XmlSuite();
    suite.setName("TmpSuite");
    XmlTest test = new XmlTest(suite);
    test.setName("myTestNg");

    ITestNGMethod testMethod = new TestNGMethod(clazz.getMethod("myTest"),
            new JDK15AnnotationFinder(new DefaultAnnotationTransformer()), test, null);
    Field methodField = TestResult.class.getDeclaredField("m_method");
    methodField.setAccessible(true);
    methodField.set(testResult, testMethod);
    Field contextField = TestResult.class.getDeclaredField("m_context");
    contextField.setAccessible(true);
    contextField.set(testResult, testNGCtx);

    return testResult;
}

From source file:com.isthari.spring.cloud.config.cassandra.CassandraEnvironmentRepositoryTest.java

@BeforeClass
public static void startCassandra() throws Exception {
    String embedded = System.getProperty("isthari.cassandra.test.embedded");
    useEmbeddedCassandra = embedded == null || "true".equals(useEmbeddedCassandra);

    if (useEmbeddedCassandra) {
        cleanUp();// www .  j a va2s  . co  m
        EmbeddedCassandraService cassandra = new EmbeddedCassandraService();
        cassandra.start();
    }

    repository = new CassandraEnvironmentRepository(null, "127.0.0.1", null, null, true);

    // LOAD TEST DATASET
    Class<?> clazz = repository.getClass();
    Field sessionField = clazz.getDeclaredField("session");
    sessionField.setAccessible(true);
    session = (Session) sessionField.get(repository);

    stmtApplicationLabelProfile = session.prepare(
            "insert into application_label_version (application, label , profile, version  ) VALUES (?,?,?,?)");
    stmtApplicationSnapshot = session
            .prepare("insert into configuration_snapshot (application, version, parameters) values (?,?,?)");

    createSnapshot("application", "master", "", new String[] { "param4" }, new String[] { "value4" });
}

From source file:org.apache.hyracks.http.test.HttpServerTest.java

public static void setPrivateField(Object obj, String filedName, Object value) throws Exception {
    Field f = obj.getClass().getDeclaredField(filedName);
    f.setAccessible(true);
    f.set(obj, value);/*from  ww  w  .ja  va  2  s .co  m*/
}

From source file:Main.java

/**
 * Called internally by installGtkPopupBugWorkaround to fix the thickness
 * of a GTK style field by setting it to a minimum value of 1.
 * //from  ww  w .java2 s  . c om
 * @param style
 *            The GTK style object.
 * @param fieldName
 *            The field name.
 * @throws Exception
 *             When reflection fails.
 */
private static void fixGtkThickness(Object style, String fieldName) throws Exception {
    Field field = style.getClass().getDeclaredField(fieldName);
    boolean accessible = field.isAccessible();
    field.setAccessible(true);
    field.setInt(style, Math.max(1, field.getInt(style)));
    field.setAccessible(accessible);
}

From source file:Main.java

private static Object getFieldValueSafely(Field field, Object classInstance)
        throws IllegalArgumentException, IllegalAccessException {
    boolean oldAccessibleValue = field.isAccessible();
    field.setAccessible(true);
    Object result = field.get(classInstance);
    field.setAccessible(oldAccessibleValue);
    return result;
}