Example usage for org.apache.commons.lang3.reflect FieldUtils writeStaticField

Introduction

In this page you can find the example usage for org.apache.commons.lang3.reflect FieldUtils writeStaticField.

Prototype

public static void writeStaticField(final Class<?> cls, final String fieldName, final Object value)
        throws IllegalAccessException 

Source Link

Document

Writes a named public static Field .

Usage

From source file:org.apache.logging.log4j.core.util.ClockFactoryTest.java

public static void resetClock(final Class<?> clazz) throws IllegalAccessException {
    System.clearProperty(ClockFactory.PROPERTY_NAME);
    final Field field = FieldUtils.getField(clazz, "CLOCK", true);
    FieldUtils.removeFinalModifier(field, true);
    FieldUtils.writeStaticField(field, ClockFactory.getClock(), false);
}

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From source file:org.pepstock.jem.annotations.SetFields.java

private static void setFieldByAnnotation(InitialContext ic, Object object, String name, Field field)
        throws NamingException, IllegalAccessException {
    // gets object via JNDI
    Object objectJNDI = (Object) ic.lookup(name);
    // if is static or it's a java main class (object = null) sets statically
    if (Modifier.isStatic(field.getModifiers()) || object == null) {
        FieldUtils.writeStaticField(field, objectJNDI, true);
    } else {/*from   w  w  w .  j  a va2 s .co  m*/
        // sets field
        FieldUtils.writeField(field, object, objectJNDI, true);
    }
}

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From source file:org.pepstock.jem.springbatch.tasks.utilities.LauncherTasklet.java

/**
 * Assigns the value of step contribution and chunk context 
 * @param clazz class for reflection/*from w  w  w .  j a v  a2  s  . c  o  m*/
 * @param stepContribution step contribution, passed by SpringBatch core
 * @param chunkContext chunk context, passed by SpringBatch core
 * @throws IllegalAccessException if any error occurs
 */
private void applyByAnnotation(Class<?> clazz, Object instance, StepContribution stepContribution,
        ChunkContext chunkContext) throws IllegalAccessException {
    // scans all declared fields
    for (Field field : clazz.getDeclaredFields()) {
        // if has got data description annotation
        if (field.isAnnotationPresent(AssignStepContribution.class)) {
            if (Modifier.isStatic(field.getModifiers())) {
                FieldUtils.writeStaticField(field, stepContribution, true);
            } else {
                FieldUtils.writeField(field, instance, stepContribution, true);
            }
        } else if (field.isAnnotationPresent(AssignChunkContext.class)) {
            if (Modifier.isStatic(field.getModifiers())) {
                FieldUtils.writeStaticField(field, chunkContext, true);
            } else {
                FieldUtils.writeField(field, instance, chunkContext, true);
            }
        }
    }
}

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From source file:org.pepstock.jem.springbatch.tasks.utilities.MainLauncherTasklet.java

/**
 * Assigns the value of step contribution and chunk context 
 * @param clazz class for reflection/*from  w  w  w  .ja v a  2  s  .c om*/
 * @param stepContribution step contribution, passed by SpringBatch core
 * @param chunkContext chunk context, passed by SpringBatch core
 * @throws IllegalAccessException if any error occurs
 */
private void applyByAnnotation(Class<?> clazz, StepContribution stepContribution, ChunkContext chunkContext)
        throws IllegalAccessException {
    // scans all declared fields
    for (Field field : clazz.getDeclaredFields()) {
        // if has got data description annotation
        if (field.isAnnotationPresent(AssignStepContribution.class)
                && Modifier.isStatic(field.getModifiers())) {
            FieldUtils.writeStaticField(field, stepContribution, true);
        } else if (field.isAnnotationPresent(AssignChunkContext.class)
                && Modifier.isStatic(field.getModifiers())) {
            FieldUtils.writeStaticField(field, chunkContext, true);
        }
    }
}

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