Example usage for java.lang.reflect Field set

Introduction

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

Prototype

@CallerSensitive
@ForceInline 
public void set(Object obj, Object value) throws IllegalArgumentException, IllegalAccessException

Source Link

Document

Sets the field represented by this Field object on the specified object argument to the specified new value.

Usage

From source file:Main.java

public static void keep_setShort(Field field, Object obj, Cursor cursor, int i) {
    try {//  w w w  .j a v  a  2  s  .  com
        if (field.getType().equals(Short.TYPE))
            field.setShort(obj, cursor.getShort(i));
        else
            field.set(obj, Short.valueOf(cursor.getShort(i)));
    } catch (Exception exception) {
        exception.printStackTrace();
    }
}

From source file:Main.java

public static boolean replaceField(String className, String fieldName, Object desObj, Object fieldObj) {
    Field tempField;
    try {//w w  w  .j a  va2s. com
        tempField = Class.forName(className).getDeclaredField(fieldName);
        tempField.setAccessible(true);
        tempField.set(desObj, fieldObj);
        return true;
    } catch (NoSuchFieldException e) {
        // TODO Auto-generated catch block
        Log.i("DEX", "" + e.getMessage());
        // e.printStackTrace();
    } catch (ClassNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IllegalArgumentException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return false;
}

From source file:com.userhook.model.UHMessageMeta.java

public static UHMessageMeta fromJSON(JSONObject json) {

    UHMessageMeta meta = new UHMessageMeta();

    try {//from  w w  w. ja  v a 2  s.c om

        String[] fields = { "displayType", "body" };
        for (String field : fields) {
            if (json.has(field)) {
                Field f = UHMessageMeta.class.getDeclaredField(field);
                f.set(meta, json.getString(field));
            }
        }

        if (json.has("button1")) {
            meta.button1 = UHMessageMetaButton.fromJSON(json.getJSONObject("button1"));
        }

        if (json.has("button2")) {
            meta.button2 = UHMessageMetaButton.fromJSON(json.getJSONObject("button2"));
        }

    } catch (JSONException e) {
        Log.e(UserHook.TAG, "error parsing message meta json", e);
    } catch (NoSuchFieldException nsf) {
        Log.e(UserHook.TAG, "error setting properties of message meta", nsf);
    } catch (IllegalAccessException ia) {
        Log.e(UserHook.TAG, "error accessing properties of message meta", ia);
    }

    return meta;
}

From source file:Main.java

public static void setField(Object value, Field field, Object target) {
    boolean accessible = field.isAccessible();
    field.setAccessible(true);//from   w w w.ja  v a 2s .  c om
    Object result = null;
    try {
        field.set(target, value);
    } catch (IllegalAccessException e) {
        // ignore
    }
    field.setAccessible(accessible);
}

From source file:com.dwdesign.tweetings.util.WebViewProxySettings.java

private static void setDeclaredField(Object obj, String name, Object value)
        throws SecurityException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
    final Field f = obj.getClass().getDeclaredField(name);
    f.setAccessible(true);//  w w w.  j  av  a 2  s .  c o m
    f.set(obj, value);
}

From source file:name.martingeisse.esdk.simulation.lwjgl.NativeLibraryHelper.java

/**
 * Extracts LWJGL libraries to a folder and 
 * @throws Exception on errors//from  www .  ja  v a 2 s.c  o  m
 */
public static void prepareNativeLibraries() throws Exception {

    // Unfortunately, Java is also too stupid to create a temp directory...
    tempFolder = File.createTempFile("miner-launcher-", "");
    deleteRecursively(tempFolder);
    tempFolder.mkdir();
    logger.debug("temp: " + tempFolder.getAbsolutePath());

    // detect which set of native libraries to load, then extract the files
    resourcePath = OperatingSystemSelector.getHostOs().getNativeLibraryPath();
    logger.debug("native library path: " + resourcePath);
    for (String fileName : OperatingSystemSelector.getHostOs().getNativeLibraryFileNames()) {
        extractFile(fileName);
    }

    // make Java use our libraries
    System.setProperty("java.library.path", tempFolder.getAbsolutePath());
    final Field fieldSysPath = ClassLoader.class.getDeclaredField("sys_paths");
    fieldSysPath.setAccessible(true);
    fieldSysPath.set(null, null);

}

From source file:com.picklecode.popflix.App.java

public static void setLibraryPath(String path) throws Exception {
    System.setProperty("java.library.path", path);

    //set sys_paths to null so that java.library.path will be reevalueted next time it is needed
    final Field sysPathsField = ClassLoader.class.getDeclaredField("sys_paths");
    sysPathsField.setAccessible(true);/*from  w  w  w  . ja v a 2 s  .  c  o m*/
    sysPathsField.set(null, null);
}

From source file:com.funtl.framework.smoke.core.modules.act.service.creator.RuntimeActivityCreatorSupport.java

private static void copyFields(Object source, Object target, String... fieldNames) {
    Assert.assertNotNull(source);/*from w w w  . j a  v  a  2 s. co m*/
    Assert.assertNotNull(target);
    Assert.assertSame(source.getClass(), target.getClass());

    for (String fieldName : fieldNames) {
        try {
            Field field = FieldUtils.getField(source.getClass(), fieldName, true);
            field.setAccessible(true);
            field.set(target, field.get(source));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

From source file:com.npower.dm.util.BeanHelper.java

/**
 * private/protected/*from  w  w  w  .  j  a va  2  s  . c  o  m*/
 */
static public void setPrivateProperty(Object object, String propertyName, Object newValue)
        throws IllegalAccessException, NoSuchFieldException {
    assert object != null;
    assert StringUtils.isNotEmpty(propertyName);

    Field field = object.getClass().getDeclaredField(propertyName);
    field.setAccessible(true);
    field.set(object, newValue);
}

From source file:pl.softech.eav.example.SimpleInMemmoryRepository.java

private static void setId(AbstractEntity entity, Long id) {
    try {/*  w w w .j a v a2  s  .  com*/
        Field f = AbstractEntity.class.getDeclaredField("id");
        f.setAccessible(true);
        f.set(entity, id);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }

}