diff options
Diffstat (limited to 'src/core/lombok/javac/handlers/JavacResolver.java')
-rw-r--r-- | src/core/lombok/javac/handlers/JavacResolver.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/core/lombok/javac/handlers/JavacResolver.java b/src/core/lombok/javac/handlers/JavacResolver.java new file mode 100644 index 00000000..62f98841 --- /dev/null +++ b/src/core/lombok/javac/handlers/JavacResolver.java @@ -0,0 +1,88 @@ +/* + * 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); +} |