1 /* 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.nashorn.internal.codegen; 27 28 import jdk.nashorn.internal.codegen.types.Type; 29 import jdk.nashorn.internal.ir.Symbol; 30 31 /** 32 * A tuple of values used for map creation 33 * @param <T> value type 34 */ 35 class MapTuple<T> { 36 final String key; 37 final Symbol symbol; 38 final Type type; 39 final T value; 40 41 MapTuple(final String key, final Symbol symbol, final Type type) { 42 this(key, symbol, type, null); 43 } 44 45 MapTuple(final String key, final Symbol symbol, final Type type, final T value) { 46 this.key = key; 47 this.symbol = symbol; 48 this.type = type; 49 this.value = value; 50 } 51 52 public Class<?> getValueType() { 53 return null; //until proven otherwise we are undefined, see NASHORN-592 int.class; 54 } 55 56 boolean isPrimitive() { 57 return getValueType() != null && getValueType().isPrimitive() && getValueType() != boolean.class; 58 } 59 60 @Override 61 public String toString() { 62 return "[key=" + key + ", symbol=" + symbol + ", value=" + value + " (" + (value == null ? "null" : value.getClass().getSimpleName()) +")]"; 63 } 64 }