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1 /*
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2 * Copyright 2002-2004 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 import com.sun.jdi.*;
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26 import com.sun.jdi.connect.*;
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27
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28 import java.util.Map;
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29 import java.util.List;
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30 import java.util.Iterator;
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31 import java.io.IOException;
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32
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33 public class sagclient {
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34 static AttachingConnector myCoreConn;
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35 static AttachingConnector myPIDConn;
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36 static AttachingConnector myDbgSvrConn;
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37 static VirtualMachine vm;
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38 static VirtualMachineManager vmmgr;
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39
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40 public static void println(String msg) {
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41 System.out.println("jj: " + msg);
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42 }
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43
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44
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45 public static void main(String args[]) {
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46 vmmgr = Bootstrap.virtualMachineManager();
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47 List attachingConnectors = vmmgr.attachingConnectors();
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48 if (attachingConnectors.isEmpty()) {
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49 System.err.println( "ERROR: No attaching connectors");
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50 return;
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51 }
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52 Iterator myIt = attachingConnectors.iterator();
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53 while (myIt.hasNext()) {
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54 AttachingConnector tmpCon = (AttachingConnector)myIt.next();
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55 if (tmpCon.name().equals(
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56 "sun.jvm.hotspot.jdi.SACoreAttachingConnector")) {
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57 myCoreConn = tmpCon;
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58 } else if (tmpCon.name().equals(
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59 "sun.jvm.hotspot.jdi.SAPIDAttachingConnector")) {
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60 myPIDConn = tmpCon;
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61 } else if (tmpCon.name().equals(
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62 "sun.jvm.hotspot.jdi.SADebugServerAttachingConnector")) {
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63 myDbgSvrConn = tmpCon;
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64 }
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65 }
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66 String execPath = null;
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67 String pidText = null;
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68 String coreFilename = null;
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69 String debugServer = null;
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70 int pid = 0;
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71 switch (args.length) {
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72 case (0):
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73 break;
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74 case (1):
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75 // If all numbers, it is a PID to attach to
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76 // Else, it is a pathname to a .../bin/java for a core file.
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77 try {
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78 pidText = args[0];
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79 pid = Integer.parseInt(pidText);
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80 System.out.println( "pid: " + pid);
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81 vm = attachPID(pid);
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82 } catch (NumberFormatException e) {
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83 System.out.println("trying remote server ..");
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84 debugServer = args[0];
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85 System.out.println( "remote server: " + debugServer);
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86 vm = attachDebugServer(debugServer);
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87 }
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88 break;
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89
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90 case (2):
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91 execPath = args[0];
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92 coreFilename = args[1];
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93 System.out.println( "jdk: " + execPath);
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94 System.out.println( "core: " + coreFilename);
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95 vm = attachCore(coreFilename, execPath);
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96 break;
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97 }
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98
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99
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100 if (vm != null) {
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101 System.out.println("sagclient: attached ok!");
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102 sagdoit mine = new sagdoit(vm);
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103 mine.doAll();
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104 vm.dispose();
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105 }
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106 }
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107
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108 private static VirtualMachine attachCore(String coreFilename, String execPath) {
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109 Map connArgs = myCoreConn.defaultArguments();
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110 System.out.println("connArgs = " + connArgs);
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111 VirtualMachine vm;
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112 Connector.StringArgument connArg = (Connector.StringArgument)connArgs.get("core");
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113 connArg.setValue(coreFilename);
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114
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115 connArg = (Connector.StringArgument)connArgs.get("javaExecutable");
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116 connArg.setValue(execPath);
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117 try {
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118 vm = myCoreConn.attach(connArgs);
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119 } catch (IOException ee) {
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120 System.err.println("ERROR: myCoreConn.attach got IO Exception:" + ee);
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121 vm = null;
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122 } catch (IllegalConnectorArgumentsException ee) {
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123 System.err.println("ERROR: myCoreConn.attach got illegal args exception:" + ee);
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124 vm = null;
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125 }
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126 return vm;
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127 }
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128
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129 private static VirtualMachine attachPID(int pid) {
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130 Map connArgs = myPIDConn.defaultArguments();
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131 System.out.println("connArgs = " + connArgs);
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132 VirtualMachine vm;
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133 Connector.StringArgument connArg = (Connector.StringArgument)connArgs.get("pid");
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134 connArg.setValue(Integer.toString(pid));
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135
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136 try {
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137 vm = myPIDConn.attach(connArgs);
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138 } catch (IOException ee) {
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139 System.err.println("ERROR: myPIDConn.attach got IO Exception:" + ee);
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140 vm = null;
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141 } catch (IllegalConnectorArgumentsException ee) {
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142 System.err.println("ERROR: myPIDConn.attach got illegal args exception:" + ee);
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143 vm = null;
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144 }
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145 return vm;
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146 }
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147
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148
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149 private static VirtualMachine attachDebugServer(String debugServer) {
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150 Map connArgs = myDbgSvrConn.defaultArguments();
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151 System.out.println("connArgs = " + connArgs);
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152 VirtualMachine vm;
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153 Connector.StringArgument connArg = (Connector.StringArgument)connArgs.get("debugServerName");
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154 connArg.setValue(debugServer);
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155
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156 try {
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157 vm = myDbgSvrConn.attach(connArgs);
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158 } catch (IOException ee) {
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159 System.err.println("ERROR: myDbgSvrConn.attach got IO Exception:" + ee);
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160 vm = null;
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161 } catch (IllegalConnectorArgumentsException ee) {
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162 System.err.println("ERROR: myDbgSvrConn.attach got illegal args exception:" + ee);
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163 vm = null;
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164 }
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165 return vm;
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166 }
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167 }
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