Example usage for java.lang Class getField

Introduction

In this page you can find the example usage for java.lang Class getField.

Prototype

@CallerSensitive
public Field getField(String name) throws NoSuchFieldException, SecurityException

Source Link

Document

Returns a Field object that reflects the specified public member field of the class or interface represented by this Class object.

Usage

From source file:Main.java

public static int getStatusBarHeight(Context context) {
    try {//from w w  w .  j a  v  a 2 s  . c  o m
        Class<?> c = Class.forName("com.android.internal.R$dimen");
        Object obj = c.newInstance();
        Field field = c.getField("status_bar_height");
        int x = Integer.parseInt(field.get(obj).toString());
        return context.getResources().getDimensionPixelSize(x);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return 0;
}

From source file:org.nebularis.defproxy.introspection.ReflectionUtils.java

static <T> Class<? extends T> primitiveForOrSame(Class<T> clazz) {
    try {/*  w  w w .j a va  2 s. c o  m*/
        return (Class<? extends T>) clazz.getField("TYPE").get(clazz);
    } catch (Exception e) {
        return clazz;
    }
}

From source file:Main.java

public static int systemBarHeight(Context context) {
    int sbar = 0;
    try {//  ww  w .ja va2  s. co  m
        Class<?> c = Class.forName("com.android.internal.R$dimen");
        Object obj = c.newInstance();
        Field field = c.getField("status_bar_height");
        int x = Integer.parseInt(field.get(obj).toString());
        sbar = context.getResources().getDimensionPixelSize(x);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return sbar;
}

From source file:Main.java

private static String getValue(String packageName, String fieldName) {
    String buildConfigClassName = packageName + ".BuildConfig";
    try {// www  . j  a v a 2  s  .co m
        Class<?> buildConfigClass = Class.forName(buildConfigClassName);
        Field field = buildConfigClass.getField(fieldName);
        return (String) field.get(null);
    } catch (Exception e) {
        throw new RuntimeException(
                String.format("%s.%s not set or not accessible", buildConfigClassName, fieldName), e);
    }
}

From source file:Main.java

@SuppressWarnings("rawtypes")
public static int getStatusBarHeigh(Context context) {
    int heigh = 0;
    try {//from   w w w.  ja  v a  2  s  .co m

        Class c = Class.forName("com.android.internal.R$dimen");
        Object obj = c.newInstance();
        Field field = c.getField("status_bar_height");
        int x = Integer.parseInt(field.get(obj).toString());
        heigh = context.getResources().getDimensionPixelSize(x);

    } catch (Exception e) {
        e.printStackTrace();
    }

    return heigh;
}

From source file:Main.java

public static int getStatusBarHeight(Context context) {
    int statusBarHeight = 0;
    if (statusBarHeight == 0) {
        try {/*  w w w.  ja v  a 2s  . co m*/
            Class c = Class.forName("com.android.internal.R$dimen");
            Object o = c.newInstance();
            Field field = c.getField("status_bar_height");
            int x = (Integer) field.get(o);
            statusBarHeight = context.getResources().getDimensionPixelSize(x);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return statusBarHeight;
}

From source file:Main.java

public static int getStatusHeight(Activity activity) {
    int statusBarHeight = 0;
    try {/* w  w w  .j  a v a  2s. co  m*/
        Class<?> c = Class.forName("com.android.internal.R$dimen");
        Object o = c.newInstance();
        Field field = c.getField("status_bar_height");
        int x = (Integer) field.get(o);
        statusBarHeight = activity.getResources().getDimensionPixelSize(x);
    } catch (Exception e) {
        e.printStackTrace();
        Rect frame = new Rect();
        activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
        statusBarHeight = frame.top;
    }
    return statusBarHeight;
}

From source file:org.energy_home.jemma.internal.ah.m2m.device.M2MUtils.java

static String getAhConstant(String name) {
    try {//  w w w.j a  v a 2 s  .co m
        Class ahConstantsClass = Class.forName("org.energy_home.jemma.ah.AHConstants");
        Field field = ahConstantsClass.getField(name);
        return (String) field.get(null);
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

/**
 * Returns status bar height;/*w  w w  .  ja  va2 s.  co m*/
 * 
 * @param context
 * @return
 */
public static int getStatusBarHeight(Context context) {
    int height = 0;
    try {
        Class<?> c = Class.forName("com.android.internal.R$dimen");
        Object obj = c.newInstance();
        Field field = c.getField("status_bar_height");
        int temp = Integer.parseInt(field.get(obj).toString());
        height = context.getResources().getDimensionPixelSize(temp);
    } catch (Exception e) {
        e.printStackTrace();
    }

    return height;
}

From source file:Main.java

public static int getStatusBarHeight(Activity activity) {
    try {/*  w  ww .  java2 s . co m*/
        Class<?> clazz = Class.forName("com.android.internal.R$dimen");
        Object object = clazz.newInstance();
        Field field = clazz.getField("status_bar_height");
        int dpHeight = Integer.parseInt(field.get(object).toString());
        return activity.getResources().getDimensionPixelSize(dpHeight);
    } catch (Exception e1) {
        e1.printStackTrace();
        return 0;
    }
}