Example usage for java.lang.reflect Field getName

Introduction

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

Prototype

public String getName()

Source Link

Document

Returns the name of the field represented by this Field object.

Usage

From source file:Main.java

public static String getFields(Class clazz, Object object) {
    try {//  w w  w. ja  v a 2s.  co  m
        StringBuilder builder = new StringBuilder();
        Field[] fs = clazz.getDeclaredFields();
        for (Field f : fs) {
            f.setAccessible(true);
            builder.append(f.getName() + "=" + f.get(object) + "\r\n");
        }
        return builder.toString();
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

private static Method getColumnGetMethod(Class<?> entityType, Field field, String suffix) {
    String fieldName = field.getName();
    Method getMethod = null;/*from  w  w w . j  ava2  s .  c  o m*/
    if (field.getType() == boolean.class) {
        getMethod = getBooleanColumnGetMethod(entityType, fieldName, suffix);
    }
    if (getMethod == null) {
        String methodName = "get" + fieldName.substring(0, 1).toUpperCase(Locale.getDefault())
                + fieldName.substring(1) + suffix;
        try {
            getMethod = entityType.getDeclaredMethod(methodName);
        } catch (NoSuchMethodException e) {
            Log.d("T", methodName + " not exist");
        }
    }
    return getMethod;
}

From source file:Main.java

public static Method getColumnGetMethod(Class<?> entityType, Field field) {
    String fieldName = field.getName();
    Method getMethod = null;/*from ww w .java2s .co  m*/
    if (field.getType() == boolean.class) {
        getMethod = getBooleanColumnGetMethod(entityType, fieldName);
    }
    if (getMethod == null) {
        String methodName = "get" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1);
        try {
            getMethod = entityType.getDeclaredMethod(methodName);
        } catch (NoSuchMethodException e) {
            //Logger.d(methodName + " not exist");
        }
    }

    if (getMethod == null && !Object.class.equals(entityType.getSuperclass())) {
        return getColumnGetMethod(entityType.getSuperclass(), field);
    }
    return getMethod;
}

From source file:Main.java

/**
 * Returns the field with the given name on the type lowest in the class hierarchy.
 * //from  w  ww .  j  a va  2s  .  co  m
 * @param name The name of the field to get
 * @param type The class on which to search for the field.
 * @return The field with this name lowest in the hierarchy, otherwise null if the field does not exist in the class hierarchy.
 */
public static Field getField(String name, Class<?> type) {
    for (Field field : type.getDeclaredFields()) {
        if (field.getName().equals(name)) {
            return field;
        }
    }

    if (type.getSuperclass() != null) {
        return getField(name, type.getSuperclass());
    }

    return null;
}

From source file:Main.java

public static Method getColumnGetMethod(Class<?> entityType, Field field) {
    String fieldName = field.getName();
    Method getMethod = null;/*  ww  w.j  ava 2s  .c o m*/
    if (field.getType() == boolean.class) {
        getMethod = getBooleanColumnGetMethod(entityType, fieldName);
    }
    if (getMethod == null) {
        String methodName = "get" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1);
        try {
            getMethod = entityType.getDeclaredMethod(methodName);
        } catch (NoSuchMethodException e) {
            Log.d("getColumnGetMethod", methodName + " not exist");
        }
    }

    if (getMethod == null && !Object.class.equals(entityType.getSuperclass())) {
        return getColumnGetMethod(entityType.getSuperclass(), field);
    }
    return getMethod;
}

From source file:Main.java

public static Method getColumnSetMethod(Class<?> entityType, Field field) {
    String fieldName = field.getName();
    Method setMethod = null;/*from   w ww  .j av  a2s  .c  o m*/
    if (field.getType() == boolean.class) {
        setMethod = getBooleanColumnSetMethod(entityType, field);
    }
    if (setMethod == null) {
        String methodName = "set" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1);
        try {
            setMethod = entityType.getDeclaredMethod(methodName, field.getType());
        } catch (NoSuchMethodException e) {
            //Logger.d(methodName + " not exist");
        }
    }

    if (setMethod == null && !Object.class.equals(entityType.getSuperclass())) {
        return getColumnSetMethod(entityType.getSuperclass(), field);
    }
    return setMethod;
}

From source file:Main.java

public static Method getColumnSetMethod(Class<?> entityType, Field field) {
    String fieldName = field.getName();
    Method setMethod = null;//from ww  w.j av a 2  s .  c o  m
    if (field.getType() == boolean.class) {
        setMethod = getBooleanColumnSetMethod(entityType, field);
    }
    if (setMethod == null) {
        String methodName = "set" + fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1);
        try {
            setMethod = entityType.getDeclaredMethod(methodName, field.getType());
        } catch (NoSuchMethodException e) {
            Log.d("getColumnSetMethod", methodName + " not exist");
        }
    }

    if (setMethod == null && !Object.class.equals(entityType.getSuperclass())) {
        return getColumnSetMethod(entityType.getSuperclass(), field);
    }
    return setMethod;
}

From source file:Main.java

/**
 * @param type/*w ww  . j ava  2  s .c om*/
 * @param fieldName
 * @return
 */
private static Field getField(Class<?> type, String fieldName) {
    Class<?> currentType = type;
    while (!currentType.equals(Object.class)) {
        for (Field field : currentType.getDeclaredFields()) {
            if (field.getName().equals(fieldName)) {
                return field;
            }
        }
        currentType = currentType.getSuperclass();
    }
    return null;
}

From source file:Main.java

public static ContentValues objectToContentValues(Object object) {
    if (object == null) {
        throw new IllegalArgumentException("please check your argument");
    }// www  .  ja  v a  2 s . co m
    ContentValues contentValues = new ContentValues();
    try {
        Field[] fields = object.getClass().getDeclaredFields();
        for (Field field : fields) {
            String fieldName = field.getName();
            Type type = field.getType();
            field.setAccessible(true);
            if (type.equals(String.class)) {
                contentValues.put(fieldName, field.get(object).toString());
            } else if (type.equals(Integer.class) || type.equals(Integer.TYPE)) {
                contentValues.put(fieldName, field.getInt(object));
            } else if (type.equals(Float.class) || type.equals(Float.TYPE)) {
                contentValues.put(fieldName, field.getFloat(object));
            } else if (type.equals(Long.class) || type.equals(Long.TYPE)) {
                contentValues.put(fieldName, field.getLong(object));
            } else if (type.equals(Double.class) || type.equals(Double.TYPE)) {
                contentValues.put(fieldName, field.getDouble(object));
            } else if (type.equals(Boolean.class) || type.equals(Boolean.TYPE)) {
                contentValues.put(fieldName, field.getBoolean(object));
            }
        }
    } catch (IllegalAccessException | IllegalArgumentException e) {
        e.printStackTrace();
    }
    return contentValues;
}

From source file:Main.java

public static Field findFieldByClassAndTypeAndName(Class<?> targetObject, Class<?> fieldType,
        String fieldName) {//from  w  w  w  . ja  v  a2 s. co m
    Class clazz = targetObject;
    do {
        for (Field field : clazz.getDeclaredFields()) {
            if (field.getType() == fieldType && field.getName().equals(fieldName)) {
                field.setAccessible(true);
                return field;
            }
        }
        clazz = clazz.getSuperclass();
    } while (clazz != null);
    throw new NoSuchFieldError("Field of type " + fieldType.getName() + " in class " + targetObject.getName());
}