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/*
* Copyright (C) 2012 The Project Lombok Authors.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.javac.handlers;
import lombok.javac.JavacNode;
import lombok.javac.JavacResolution;
import com.sun.tools.javac.code.Type;
import com.sun.tools.javac.tree.JCTree.JCBlock;
import com.sun.tools.javac.tree.JCTree.JCExpression;
import com.sun.tools.javac.tree.JCTree.JCMethodDecl;
import com.sun.tools.javac.tree.JCTree.JCVariableDecl;
public enum JavacResolver {
CLASS {
@Override
public Type resolveMember(JavacNode node, JCExpression expr) {
Type type = expr.type;
if (type == null) {
try {
new JavacResolution(node.getContext()).resolveClassMember(node);
type = expr.type;
} catch (Exception ignore) {
}
}
return type;
}
},
METHOD {
public Type resolveMember(JavacNode node, JCExpression expr) {
Type type = expr.type;
if (type == null) {
try {
JCExpression resolvedExpression = ((JCExpression) new JavacResolution(node.getContext()).resolveMethodMember(node).get(expr));
if (resolvedExpression != null) type = resolvedExpression.type;
} catch (Exception ignore) {
}
}
return type;
}
},
CLASS_AND_METHOD {
@Override
public Type resolveMember(JavacNode node, JCExpression expr) {
Type type = METHOD.resolveMember(node, expr);
if (type == null) {
JavacNode classNode = node;
while (classNode != null && noneOf(classNode.get(), JCBlock.class, JCMethodDecl.class, JCVariableDecl.class)) {
classNode = classNode.up();
}
if (classNode != null) {
type = CLASS.resolveMember(classNode, expr);
}
}
return type;
}
private boolean noneOf(Object o, Class<?>... clazzes) {
for (Class<?> clazz : clazzes) {
if (clazz.isInstance(o)) return false;
}
return true;
}
};
public abstract Type resolveMember(final JavacNode node, final JCExpression expr);
}
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