Mercurial > hg > shenandoah-preopenjdk-archive > openjdk8 > jdk
view src/share/classes/sun/reflect/generics/reflectiveObjects/GenericArrayTypeImpl.java @ 10297:fc4f55464170 jdk8u40-b17
8062771: Core reflection should use final fields whenever possible
Reviewed-by: martin, jfranck
author | igerasim |
---|---|
date | Fri, 28 Nov 2014 16:17:30 +0300 |
parents | f84b5498b2bb |
children |
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/* * Copyright (c) 2003, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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 sun.reflect.generics.reflectiveObjects; import java.lang.reflect.GenericArrayType; import java.lang.reflect.Type; import java.util.Objects; /** * Implementation of GenericArrayType interface for core reflection. */ public class GenericArrayTypeImpl implements GenericArrayType { private final Type genericComponentType; // private constructor enforces use of static factory private GenericArrayTypeImpl(Type ct) { genericComponentType = ct; } /** * Factory method. * @param ct - the desired component type of the generic array type * being created * @return a generic array type with the desired component type */ public static GenericArrayTypeImpl make(Type ct) { return new GenericArrayTypeImpl(ct); } /** * Returns a <tt>Type</tt> object representing the component type * of this array. * * @return a <tt>Type</tt> object representing the component type * of this array * @since 1.5 */ public Type getGenericComponentType() { return genericComponentType; // return cached component type } public String toString() { Type componentType = getGenericComponentType(); StringBuilder sb = new StringBuilder(); if (componentType instanceof Class) sb.append(((Class)componentType).getName() ); else sb.append(componentType.toString()); sb.append("[]"); return sb.toString(); } @Override public boolean equals(Object o) { if (o instanceof GenericArrayType) { GenericArrayType that = (GenericArrayType) o; return Objects.equals(genericComponentType, that.getGenericComponentType()); } else return false; } @Override public int hashCode() { return Objects.hashCode(genericComponentType); } }