Mercurial > hg > truffle
view graal/com.oracle.graal.replacements.verifier/src/com/oracle/graal/replacements/verifier/AbstractVerifier.java @ 15045:0286888f792b
fix PrintCompilation formatting and use same time source
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
---|---|
date | Wed, 09 Apr 2014 16:33:32 -0700 |
parents | 467b41309cda |
children | bcfb6f72ace6 |
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/* * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.replacements.verifier; import java.lang.annotation.*; import javax.annotation.processing.*; import javax.lang.model.element.*; import javax.lang.model.type.*; import javax.lang.model.util.*; public abstract class AbstractVerifier { protected final ProcessingEnvironment env; public AbstractVerifier(ProcessingEnvironment env) { this.env = env; } public abstract void verify(Element element, AnnotationMirror annotation); public abstract Class<? extends Annotation> getAnnotationClass(); @SuppressWarnings("unchecked") protected static <T> T resolveAnnotationValue(Class<T> expectedType, AnnotationValue value) { if (value == null) { throw new NullPointerException("Value must not be null."); } Object unboxedValue = value.getValue(); if (unboxedValue != null) { if (expectedType == TypeMirror.class && unboxedValue instanceof String) { /* * Happens if type is invalid when using the ECJ compiler. The ECJ does not match * AP-API specification here. */ return null; } if (!expectedType.isAssignableFrom(unboxedValue.getClass())) { throw new ClassCastException(unboxedValue.getClass().getName() + " not assignable from " + expectedType.getName()); } } return (T) unboxedValue; } protected static AnnotationValue findAnnotationValue(AnnotationMirror mirror, String name) { ExecutableElement valueMethod = null; for (ExecutableElement method : ElementFilter.methodsIn(mirror.getAnnotationType().asElement().getEnclosedElements())) { if (method.getSimpleName().toString().equals(name)) { valueMethod = method; break; } } if (valueMethod == null) { return null; } AnnotationValue value = mirror.getElementValues().get(valueMethod); if (value == null) { value = valueMethod.getDefaultValue(); } return value; } }