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Spring Boot Configuration Processor
/*
* Copyright 2012-2017 the original author or authors.
*
* 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 org.springframework.boot.configurationprocessor.fieldvalues.javac;
import java.util.Collections;
import java.util.Set;
import javax.lang.model.element.Modifier;
/**
* Reflection based access to {@code com.sun.source.tree.VariableTree}.
*
* @author Phillip Webb
* @since 1.2.0
*/
class VariableTree extends ReflectionWrapper {
VariableTree(Object instance) {
super("com.sun.source.tree.VariableTree", instance);
}
public String getName() throws Exception {
return findMethod("getName").invoke(getInstance()).toString();
}
public String getType() throws Exception {
return findMethod("getType").invoke(getInstance()).toString();
}
public ExpressionTree getInitializer() throws Exception {
Object instance = findMethod("getInitializer").invoke(getInstance());
return (instance == null ? null : new ExpressionTree(instance));
}
@SuppressWarnings("unchecked")
public Set getModifierFlags() throws Exception {
Object modifiers = findMethod("getModifiers").invoke(getInstance());
if (modifiers == null) {
return Collections.emptySet();
}
return (Set) findMethod(findClass("com.sun.source.tree.ModifiersTree"),
"getFlags").invoke(modifiers);
}
}