+++ /dev/null
-/*
- * Copyright (C) 2009 Google Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.gson;
-
-import com.google.gson.internal.$Gson$Preconditions;
-import java.lang.annotation.Annotation;
-import java.lang.reflect.Field;
-import java.lang.reflect.Type;
-import java.util.Arrays;
-import java.util.Collection;
-
-/**
- * A data object that stores attributes of a field.
- *
- * <p>This class is immutable; therefore, it can be safely shared across threads.
- *
- * @author Inderjeet Singh
- * @author Joel Leitch
- *
- * @since 1.4
- */
-public final class FieldAttributes {
- private final Field field;
-
- /**
- * Constructs a Field Attributes object from the {@code f}.
- *
- * @param f the field to pull attributes from
- */
- public FieldAttributes(Field f) {
- $Gson$Preconditions.checkNotNull(f);
- this.field = f;
- }
-
- /**
- * @return the declaring class that contains this field
- */
- public Class<?> getDeclaringClass() {
- return field.getDeclaringClass();
- }
-
- /**
- * @return the name of the field
- */
- public String getName() {
- return field.getName();
- }
-
- /**
- * <p>For example, assume the following class definition:
- * <pre class="code">
- * public class Foo {
- * private String bar;
- * private List<String> red;
- * }
- *
- * Type listParmeterizedType = new TypeToken<List<String>>() {}.getType();
- * </pre>
- *
- * <p>This method would return {@code String.class} for the {@code bar} field and
- * {@code listParameterizedType} for the {@code red} field.
- *
- * @return the specific type declared for this field
- */
- public Type getDeclaredType() {
- return field.getGenericType();
- }
-
- /**
- * Returns the {@code Class} object that was declared for this field.
- *
- * <p>For example, assume the following class definition:
- * <pre class="code">
- * public class Foo {
- * private String bar;
- * private List<String> red;
- * }
- * </pre>
- *
- * <p>This method would return {@code String.class} for the {@code bar} field and
- * {@code List.class} for the {@code red} field.
- *
- * @return the specific class object that was declared for the field
- */
- public Class<?> getDeclaredClass() {
- return field.getType();
- }
-
- /**
- * Return the {@code T} annotation object from this field if it exist; otherwise returns
- * {@code null}.
- *
- * @param annotation the class of the annotation that will be retrieved
- * @return the annotation instance if it is bound to the field; otherwise {@code null}
- */
- public <T extends Annotation> T getAnnotation(Class<T> annotation) {
- return field.getAnnotation(annotation);
- }
-
- /**
- * Return the annotations that are present on this field.
- *
- * @return an array of all the annotations set on the field
- * @since 1.4
- */
- public Collection<Annotation> getAnnotations() {
- return Arrays.asList(field.getAnnotations());
- }
-
- /**
- * Returns {@code true} if the field is defined with the {@code modifier}.
- *
- * <p>This method is meant to be called as:
- * <pre class="code">
- * boolean hasPublicModifier = fieldAttribute.hasModifier(java.lang.reflect.Modifier.PUBLIC);
- * </pre>
- *
- * @see java.lang.reflect.Modifier
- */
- public boolean hasModifier(int modifier) {
- return (field.getModifiers() & modifier) != 0;
- }
-
- /**
- * This is exposed internally only for the removing synthetic fields from the JSON output.
- *
- * @return true if the field is synthetic; otherwise false
- * @throws IllegalAccessException
- * @throws IllegalArgumentException
- */
- Object get(Object instance) throws IllegalAccessException {
- return field.get(instance);
- }
-
- /**
- * This is exposed internally only for the removing synthetic fields from the JSON output.
- *
- * @return true if the field is synthetic; otherwise false
- */
- boolean isSynthetic() {
- return field.isSynthetic();
- }
-}