1 /* 2 * Copyright (c) 2001, 2002, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 class StackValueCollection : public ResourceObj { 26 private: 27 GrowableArray<StackValue*>* _values; 28 29 public: 30 StackValueCollection() { _values = new GrowableArray<StackValue*>(); } 31 StackValueCollection(int length) { _values = new GrowableArray<StackValue*>(length); } 32 33 void add(StackValue *val) const { _values->push(val); } 34 int size() const { return _values->length(); } 35 bool is_empty() const { return (size() == 0); } 36 StackValue* at(int i) const { return _values->at(i); } 37 38 // Get typed locals/expressions 39 jint int_at(int slot) const; 40 jlong long_at(int slot) const; 41 Handle obj_at(int slot) const; 42 jfloat float_at(int slot) const; 43 jdouble double_at(int slot) const; 44 45 // Set typed locals/expressions 46 void set_int_at(int slot, jint value); 47 void set_long_at(int slot, jlong value); 48 void set_obj_at(int slot, Handle value); 49 void set_float_at(int slot, jfloat value); 50 void set_double_at(int slot, jdouble value); 51 52 void print(); 53 };