io.cdap.common.internal.lang

Class Fields

java.lang.Object

io.cdap.common.internal.lang.Fields

public final class Fields
extends Object

Method Summary

Modifier and Type	Method and Description
static Field	findField(com.google.common.reflect.TypeToken<?> classType, String fieldName) Find a Field in the class hierarchy of the given type.
static Field	findField(com.google.common.reflect.TypeToken<?> classType, String fieldName, com.google.common.base.Predicate<Field> predicate) Find a Field in the class hierarchy of the given type that passes the predicate.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

findField

public static Field findField(com.google.common.reflect.TypeToken<?> classType,
                              String fieldName)
                       throws NoSuchFieldException

Find a Field in the class hierarchy of the given type.

Parameters:

classType - The leaf class to start with.

fieldName - Name of the field.

Returns:

A Field if found.

Throws:

NoSuchFieldException - If the field is not found.

findField

public static Field findField(com.google.common.reflect.TypeToken<?> classType,
                              String fieldName,
                              com.google.common.base.Predicate<Field> predicate)
                       throws NoSuchFieldException

Find a Field in the class hierarchy of the given type that passes the predicate.

Parameters:

classType - The leaf class to start with.

fieldName - Name of the field.

predicate - Predicate for accepting a matched field.

Returns:

A Field if found.

Throws:

NoSuchFieldException - If the field is not found.