1 /* 2 * Copyright (c) 2001, 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, 20 * CA 94065 USA or visit www.oracle.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25 package sun.jvm.hotspot.debugger.cdbg.basic; 26 27 import java.util.*; 28 29 import sun.jvm.hotspot.debugger.*; 30 import sun.jvm.hotspot.debugger.cdbg.*; 31 32 public class BasicBlockSym extends BasicSym implements BlockSym { 33 private BlockSym parent; 34 private long length; 35 private Address addr; 36 37 private List locals; 38 39 /** Creates a new BlockSym. Parent can be null. */ 40 public BasicBlockSym(BlockSym parent, long length, Address addr, String name) { 41 super(name); 42 this.parent = parent; 43 this.length = length; 44 this.addr = addr; 45 } 46 47 public BlockSym asBlock() { return this; } 48 49 public BlockSym getParent() { return parent; } 50 public long getLength() { return length; } 51 public Address getAddress() { return addr; } 52 53 public int getNumLocals() { 54 if (locals == null) { 55 return 0; 56 } 57 58 return locals.size(); 59 } 60 61 public LocalSym getLocal(int i) { 62 return (LocalSym) locals.get(i); 63 } 64 65 public void addLocal(LocalSym local) { 66 if (locals == null) { 67 locals = new ArrayList(); 68 } 69 locals.add(local); 70 } 71 72 public void resolve(BasicCDebugInfoDataBase db, ResolveListener listener) { 73 parent = (BlockSym) db.resolveSym(this, parent, listener, "resolving parent of block"); 74 if (locals != null) { 75 for (Iterator iter = locals.iterator(); iter.hasNext(); ) { 76 ((BasicLocalSym) iter.next()).resolve(db, listener); 77 } 78 } 79 } 80 }