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- /*
- * Copyright 2000-2014 Vaadin Ltd.
- *
- * 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.vaadin.server.widgetsetutils.metadata;
-
- import java.lang.annotation.Annotation;
- import java.util.ArrayList;
- import java.util.Collection;
- import java.util.HashSet;
- import java.util.List;
- import java.util.Set;
-
- import com.google.gwt.core.ext.TreeLogger;
- import com.google.gwt.core.ext.typeinfo.JClassType;
- import com.google.gwt.core.ext.typeinfo.JField;
- import com.google.gwt.user.rebind.SourceWriter;
-
- public class FieldProperty extends Property {
-
- private final JField field;
-
- private FieldProperty(JClassType beanType, JField field) {
- super(field.getName(), beanType, field.getType());
- this.field = field;
- }
-
- @Override
- public boolean hasAccessorMethods() {
- return true;
- }
-
- @Override
- public void writeSetterBody(TreeLogger logger, SourceWriter w,
- String beanVariable, String valueVariable) {
- w.println("%s.@%s::%s = %s;", beanVariable,
- getBeanType().getQualifiedSourceName(), getName(),
- unboxValue(valueVariable));
- }
-
- @Override
- public void writeGetterBody(TreeLogger logger, SourceWriter w,
- String beanVariable) {
- String value = String.format("%s.@%s::%s", beanVariable,
- getBeanType().getQualifiedSourceName(), getName());
- w.print("return ");
- w.print(boxValue(value));
- w.println(";");
- }
-
- public static Collection<FieldProperty> findProperties(JClassType type) {
- Collection<FieldProperty> properties = new ArrayList<FieldProperty>();
-
- List<JField> fields = getPublicFields(type);
- for (JField field : fields) {
- properties.add(new FieldProperty(field.getEnclosingType(), field));
- }
-
- return properties;
- }
-
- private static List<JField> getPublicFields(JClassType type) {
- Set<String> names = new HashSet<String>();
- ArrayList<JField> fields = new ArrayList<JField>();
- for (JClassType subType : type.getFlattenedSupertypeHierarchy()) {
- JField[] subFields = subType.getFields();
- for (JField field : subFields) {
- if (field.isPublic() && !field.isStatic()
- && names.add(field.getName())) {
- fields.add(field);
- }
- }
- }
- return fields;
- }
-
- @Override
- public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
- return field.getAnnotation(annotationClass);
- }
-
- }
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