Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/tools/soql/SOQL.java @ 12023:d1034bd8cefc
8022284: Hide internal data structure in PhaseCFG
Summary: Hide private node to block mapping using public interface
Reviewed-by: kvn, roland
author | adlertz |
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date | Wed, 07 Aug 2013 17:56:19 +0200 |
parents | 38ea2efa32a7 |
children | 7fe6ef09d242 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.tools.soql; | |
26 | |
27 import java.io.*; | |
28 import java.util.*; | |
29 import sun.jvm.hotspot.debugger.*; | |
30 import sun.jvm.hotspot.oops.*; | |
31 import sun.jvm.hotspot.runtime.*; | |
32 import sun.jvm.hotspot.tools.*; | |
33 import sun.jvm.hotspot.utilities.*; | |
34 import sun.jvm.hotspot.utilities.soql.*; | |
35 | |
36 /** | |
37 This is command line SOQL (Simple Object Query Language) interpreter. | |
38 */ | |
39 | |
40 public class SOQL extends Tool { | |
41 public static void main(String[] args) { | |
42 SOQL soql = new SOQL(); | |
43 soql.start(args); | |
44 soql.stop(); | |
45 } | |
46 | |
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47 public SOQL() { |
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48 super(); |
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49 } |
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50 |
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51 public SOQL(JVMDebugger d) { |
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52 super(d); |
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53 } |
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54 |
0 | 55 protected SOQLEngine soqlEngine; |
56 protected BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); | |
57 protected PrintStream out = System.out; | |
58 static protected String prompt = "soql> "; | |
59 static protected String secondPrompt = "> "; | |
60 | |
61 public void run() { | |
62 soqlEngine = SOQLEngine.getEngine(); | |
63 while (true) { | |
64 try { | |
65 out.print(prompt); | |
66 String line = in.readLine(); | |
67 if (line == null) { | |
68 return; | |
69 } | |
70 StringTokenizer st = new StringTokenizer(line); | |
71 if (st.hasMoreTokens()) { | |
72 String cmd = st.nextToken(); | |
73 if (cmd.equals("select")) { | |
74 handleSelect(line); | |
75 } else if (cmd.equals("classes")) { | |
76 handleClasses(line); | |
77 } else if (cmd.equals("class")) { | |
78 handleClass(line); | |
79 } else if (cmd.equals("object")) { | |
80 handleObject(line); | |
81 } else if (cmd.equals("quit")) { | |
82 out.println("Bye!"); | |
83 return; | |
84 } else if (cmd.equals("")) { | |
85 // do nothing ... | |
86 } else { | |
87 handleUnknown(line); | |
88 } | |
89 } | |
90 } catch (IOException e) { | |
91 e.printStackTrace(); | |
92 return; | |
93 } | |
94 } | |
95 } | |
96 | |
97 protected void handleSelect(String query) { | |
98 StringBuffer buf = new StringBuffer(query); | |
99 String tmp = null; | |
100 while (true) { | |
101 out.print(secondPrompt); | |
102 try { | |
103 tmp = in.readLine(); | |
104 } catch (IOException ioe) { | |
105 break; | |
106 } | |
107 if (tmp.equals("") || tmp.equals("go")) | |
108 break; | |
109 buf.append('\n'); | |
110 buf.append(tmp); | |
111 } | |
112 query = buf.toString(); | |
113 | |
114 try { | |
115 soqlEngine.executeQuery(query, | |
116 new ObjectVisitor() { | |
117 public void visit(Object o) { | |
118 if (o != null && o instanceof JSJavaObject) { | |
119 String oopAddr = ((JSJavaObject)o).getOop().getHandle().toString(); | |
120 out.println(oopAddr); | |
121 } else { | |
122 out.println((o == null)? "null" : o.toString()); | |
123 } | |
124 } | |
125 }); | |
126 } catch (SOQLException se) { | |
127 se.printStackTrace(); | |
128 } | |
129 } | |
130 | |
131 protected void handleClasses(String line) { | |
132 // just list all InstanceKlasses | |
133 InstanceKlass[] klasses = SystemDictionaryHelper.getAllInstanceKlasses(); | |
134 for (int i = 0; i < klasses.length; i++) { | |
135 out.print(klasses[i].getName().asString().replace('/', '.')); | |
136 out.print(" @"); | |
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137 out.println(klasses[i].getAddress()); |
0 | 138 } |
139 } | |
140 | |
141 protected void handleClass(String line) { | |
142 StringTokenizer st = new StringTokenizer(line); | |
143 st.nextToken(); // ignore "class" | |
144 if (st.hasMoreTokens()) { | |
145 String className = st.nextToken(); | |
146 InstanceKlass klass = SystemDictionaryHelper.findInstanceKlass(className); | |
147 if (klass == null) { | |
148 out.println("class " + className + " not found"); | |
149 } else { | |
150 // klass.iterate(new OopPrinter(out), true); | |
151 | |
152 // base class | |
153 InstanceKlass base = (InstanceKlass) klass.getSuper(); | |
154 if (base != null) { | |
155 out.println("super"); | |
156 out.print("\t"); | |
157 out.println(base.getName().asString().replace('/', '.')); | |
158 } | |
159 | |
160 // list immediate fields only | |
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6964458: Reimplement class meta-data storage to use native memory
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161 U2Array fields = klass.getFields(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3938
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162 int numFields = (int) fields.length(); |
0 | 163 ConstantPool cp = klass.getConstants(); |
164 out.println("fields"); | |
165 if (numFields != 0) { | |
3938 | 166 for (int f = 0; f < numFields; f++){ |
167 Symbol f_name = klass.getFieldName(f); | |
168 Symbol f_sig = klass.getFieldSignature(f); | |
0 | 169 StringBuffer sigBuf = new StringBuffer(); |
170 new SignatureConverter(f_sig, sigBuf).dispatchField(); | |
171 out.print('\t'); | |
172 out.print(sigBuf.toString().replace('/', '.')); | |
173 out.print(' '); | |
174 out.println(f_name.asString()); | |
175 } | |
176 } else { | |
177 out.println("\tno fields in this class"); | |
178 } | |
179 } | |
180 } else { | |
181 out.println("usage: class <name of the class>"); | |
182 } | |
183 } | |
184 | |
185 protected Oop getOopAtAddress(Address addr) { | |
186 OopHandle oopHandle = addr.addOffsetToAsOopHandle(0); | |
187 return VM.getVM().getObjectHeap().newOop(oopHandle); | |
188 } | |
189 | |
190 protected void handleObject(String line) { | |
191 StringTokenizer st = new StringTokenizer(line); | |
192 st.nextToken(); // ignore "object" | |
193 if (st.hasMoreTokens()) { | |
194 String addrStr = st.nextToken(); | |
195 Address addr = null; | |
196 Debugger dbg = VM.getVM().getDebugger(); | |
197 try { | |
198 addr = dbg.parseAddress(addrStr); | |
199 } catch (Exception e) { | |
200 out.println("invalid address : " + e.getMessage()); | |
201 return; | |
202 } | |
203 | |
204 Oop oop = null; | |
205 try { | |
206 oop = getOopAtAddress(addr); | |
207 } catch (Exception e) { | |
208 out.println("invalid object : " + e.getMessage()); | |
209 } | |
210 | |
211 if (oop != null) { | |
212 oop.iterate(new OopPrinter(out), true); | |
213 } else { | |
214 out.println("null object!"); | |
215 } | |
216 } else { | |
217 out.println("usage: object <address>"); | |
218 } | |
219 } | |
220 | |
221 protected void handleUnknown(String line) { | |
222 out.println("Unknown command!"); | |
223 } | |
224 } |