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view graal/com.oracle.graal.replacements.verifier/src/com/oracle/graal/replacements/verifier/ClassSubstitutionVerifier.java @ 22251:5354474091f7
SPARC: add toString for SizeEstimate.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 20 Jul 2015 14:16:03 +0200 |
parents | b7797e485eb8 |
children | 05183a084a08 |
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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.tools.Diagnostic.Kind; import com.oracle.graal.api.replacements.*; public final class ClassSubstitutionVerifier extends AbstractVerifier { private static final String TYPE_VALUE = "value"; private static final String STRING_VALUE = "className"; private static final String OPTIONAL = "optional"; public ClassSubstitutionVerifier(ProcessingEnvironment env) { super(env); } @Override public Class<? extends Annotation> getAnnotationClass() { return ClassSubstitution.class; } @Override public void verify(Element element, AnnotationMirror classSubstitution) { if (!element.getKind().isClass()) { assert false : "Element is guaranteed to be a class."; return; } TypeElement type = (TypeElement) element; TypeElement substitutionType = resolveOriginalType(env, type, classSubstitution); if (substitutionType == null) { return; } } static TypeElement resolveOriginalType(ProcessingEnvironment env, Element sourceElement, AnnotationMirror classSubstition) { AnnotationValue typeValue = findAnnotationValue(classSubstition, TYPE_VALUE); AnnotationValue stringValue = findAnnotationValue(classSubstition, STRING_VALUE); AnnotationValue optionalValue = findAnnotationValue(classSubstition, OPTIONAL); assert typeValue != null && stringValue != null && optionalValue != null; TypeMirror type = resolveAnnotationValue(TypeMirror.class, typeValue); String[] classNames = resolveAnnotationValue(String[].class, stringValue); boolean optional = resolveAnnotationValue(Boolean.class, optionalValue); if (type.getKind() != TypeKind.DECLARED) { env.getMessager().printMessage(Kind.ERROR, "The provided class must be a declared type.", sourceElement, classSubstition, typeValue); return null; } if (!classSubstition.getAnnotationType().asElement().equals(((DeclaredType) type).asElement())) { if (classNames.length != 0) { String msg = "The usage of value and className is exclusive."; env.getMessager().printMessage(Kind.ERROR, msg, sourceElement, classSubstition, stringValue); env.getMessager().printMessage(Kind.ERROR, msg, sourceElement, classSubstition, typeValue); } return (TypeElement) ((DeclaredType) type).asElement(); } if (classNames.length != 0) { TypeElement typeElement = null; for (String className : classNames) { typeElement = env.getElementUtils().getTypeElement(className); if (typeElement == null && !optional) { env.getMessager().printMessage(Kind.ERROR, String.format("The class '%s' was not found on the classpath.", stringValue), sourceElement, classSubstition, stringValue); } } return typeElement; } if (!optional) { env.getMessager().printMessage(Kind.ERROR, String.format("No value for '%s' or '%s' provided but required.", TYPE_VALUE, STRING_VALUE), sourceElement, classSubstition); } return null; } }