1   /** hard coded linenumbers in this test - DO NOT CHANGE
2    *  @test/nodynamiccopyright/
3    *  @bug 4359312 4450091
4    *  @summary Test PTR 1421 JVM exceptions making a call to LocalVariable.type().name()
5    *
6    *  @author Tim Bell (based on the PTR 1421 report submitted by IBM).
7    *
8    *  @run build TestScaffold VMConnection TargetListener TargetAdapter
9    *  @run compile -g GetLocalVariables.java
10   *  @run main GetLocalVariables
11   */
12  import com.sun.jdi.*;
13  import com.sun.jdi.event.*;
14  import com.sun.jdi.request.*;
15  
16  import java.util.*;
17  
18   /********** target program **********/
19  
20  class GetLocalVariablesTarg {
21      private static char s_char1 = 'a';
22      private static char s_char2 = (char) 0;
23      private static char s_char3 = (char) 1;
24      private static char s_char4 = (char) 32;
25      private static char s_char5 = '\u7ffe';
26      private static char s_char6 = '\u7fff';
27      private static char s_char7 = '\u8000';
28      private static char s_char8 = '\u8001';
29      private static char s_char9 = '\ufffe';
30      private static char s_char10 = '\uffff';
31  
32      private static byte s_byte1 = (byte) 146;
33      private static byte s_byte2 = (byte) 0;
34      private static byte s_byte3 = (byte) 1;
35      private static byte s_byte4 = (byte) 15;
36      private static byte s_byte5 = (byte) 127;
37      private static byte s_byte6 = (byte) 128;
38      private static byte s_byte7 = (byte) - 1;
39      private static byte s_byte8 = (byte) - 15;
40      private static byte s_byte9 = (byte) - 127;
41      private static byte s_byte10 = (byte) - 128;
42  
43      private static short s_short1 = (short) 28123;
44      private static short s_short2 = (short) 0;
45      private static short s_short3 = (short) 1;
46      private static short s_short4 = (short) 15;
47      private static short s_short5 = (short) 0x7ffe;
48      private static short s_short6 = (short) 0x7fff;
49      private static short s_short7 = (short) -1;
50      private static short s_short8 = (short) -15;
51      private static short s_short9 = (short) -0x7ffe;
52      private static short s_short10 = (short) -0x7fff;
53  
54      private static int s_int1 = 3101246;
55      private static int s_int2 = 0;
56      private static int s_int3 = 1;
57      private static int s_int4 = 15;
58      private static int s_int5 = 0x7ffffffe;
59      private static int s_int6 = 0x7fffffff;
60      private static int s_int7 = -1;
61      private static int s_int8 = -15;
62      private static int s_int9 = -0x7ffffffe;
63      private static int s_int10 = -0x7fffffff;
64  
65      private static long s_long1 = 0x0123456789ABCDEFL;
66      private static long s_long2 = 0;
67      private static long s_long3 = 1;
68      private static long s_long4 = 15;
69      private static long s_long5 = 0x000000007fffffffL;
70      private static long s_long6 = 0x0000000080000000L;
71      private static long s_long7 = 0x0000000100000000L;
72      private static long s_long8 = 0x7fffffffffffffffL;
73      private static long s_long9 = 0x8000000000000000L;
74      private static long s_long10 = -15;
75  
76      private static float s_float1 = 2.3145f;
77      private static float s_float2 = 0f;
78  
79      private static double s_double1 = 1.469d;
80      private static double s_double2 = 0;
81  
82      private static int s_iarray1[] = {1, 2, 3};
83      private static int s_iarray2[] = null;
84  
85      private static int s_marray1[][] = {{1, 2, 3}, {3, 4, 5}, null, {6, 7}};
86      private static int s_marray2[][] = null;
87  
88      private static String s_sarray1[] = {"abc", null, "def", "ghi"};
89      private static String s_sarray2[] = null;
90      private static Object s_sarray3[] = s_sarray1;
91  
92      private static String s_string1 = "abcdef";
93      private static String s_string2 = null;
94      private static String s_string3 = "a\u1234b\u7777";
95  
96      private char i_char;
97      private byte i_byte;
98      private short i_short;
99      private int i_int;
100     private long i_long;
101     private float i_float;
102     private double i_double;
103     private int i_iarray[];
104     private int i_marray[][];
105     private String i_string;
106 
107     public GetLocalVariablesTarg()
108     {
109         int index;
110 
111         i_char = 'B';
112         i_byte = 120;
113         i_short = 12048;
114         i_int = 0x192842;
115         i_long = 123591230941L;
116         i_float = 235.15e5f;
117         i_double = 176e-1d;
118         i_iarray = new int[5];
119         i_marray = new int[7][];
120         i_string = "empty";
121 
122         for (index = 0; index < i_iarray.length; ++index)
123             i_iarray[index] = index + 1;
124 
125         i_marray[0] = new int[2];
126         i_marray[1] = new int[4];
127         i_marray[2] = null;
128         i_marray[3] = new int[1];
129         i_marray[4] = new int[3];
130         i_marray[5] = null;
131         i_marray[6] = new int[7];
132 
133         for (index = 0; index < i_marray.length; ++index)
134             if (i_marray[index] != null)
135                 for (int index2 = 0; index2 < i_marray[index].length; ++index2)
136                     i_marray[index][index2] = index + index2;
137     }
138 
139     public GetLocalVariablesTarg(char p_char, byte p_byte, short p_short,
140                         int p_int, long p_long, float p_float,
141                         double p_double, int p_iarray[], int p_marray[][],
142                         String p_string)
143     {
144         i_char = p_char;
145         i_byte = p_byte;
146         i_short = p_short;
147         i_int = p_int;
148         i_long = p_long;
149         i_float = p_float;
150         i_double = p_double;
151         i_iarray = p_iarray;
152         i_marray = p_marray;
153         i_string = p_string;
154     }
155 
156     public static void test_expressions()
157     {
158         GetLocalVariablesTarg e1 = new GetLocalVariablesTarg();
159         GetLocalVariablesTarg e2 = null;
160         GetLocalVariablesTarg e3 = e1;
161         GetLocalVariablesTarg e4 = new GetLocalVariablesTarg(s_char1, s_byte1, s_short1, s_int1,
162                                            s_long1, s_float1, s_double1,
163                                            s_iarray1, s_marray1, "e4");
164         GetLocalVariablesTarg e5 = new GetLocalVariablesTarg(s_char2, s_byte2, s_short2, s_int2,
165                                            s_long2, s_float2, s_double2,
166                                            s_iarray2, s_marray2, "e5");
167 
168         char l_char = (char) (
169                            s_char1 + s_char2 + s_char3 + s_char4 + s_char5 +
170                           s_char6 + s_char7 + s_char8 + s_char9 + s_char10);
171         byte l_byte = (byte) (
172                            s_byte1 + s_byte2 + s_byte3 + s_byte4 + s_byte5 +
173                           s_byte6 + s_byte7 + s_byte8 + s_byte9 + s_byte10);
174         short l_short = (short) (
175                       s_short1 + s_short2 + s_short3 + s_short4 + s_short5 +
176                      s_short6 + s_short7 + s_short8 + s_short9 + s_short10);
177         int l_int = s_int1 + s_int2 + s_int3 + s_int4 + s_int5 +
178         s_int6 + s_int7 + s_int8 + s_int9 + s_int10;
179         long l_long = s_long1 + s_long2 + s_long3 + s_long4 + s_long5 +
180         s_long6 + s_long7 + s_long8 + s_long9 + s_long10;
181         float l_float = s_float1 + s_float2;
182         double l_double = s_double1 + s_double2;
183         int[] l_iarray = null;
184         int[][] l_marray = null;
185         String l_string = s_string1 + s_string3 + s_sarray1[0];
186 
187         if (s_sarray2 == null)
188             l_string += "?";
189 
190         if (s_sarray3 instanceof String[])
191             l_string += "<io>";
192 
193         Object e6 = new GetLocalVariablesTarg(l_char, l_byte, l_short, l_int,
194                                      l_long, l_float, l_double, l_iarray,
195                                      l_marray, l_string);
196 
197         e1.test_1();            // <-- this is line 197
198         e3.test_1();
199         e4.test_1();
200         e5.test_1();
201         ((GetLocalVariablesTarg) e6).test_1();
202 
203         e3 = null;
204         if (e3 == e1)
205             e3.test_1();
206         e3 = e4;
207         if (e3 == e2)
208             e3 = e5;
209         e3.test_1();
210 
211     }
212 
213     public void test_1()
214     {
215         double l_add = i_double + i_short;
216         long l_subtract = i_long - i_int;
217         long l_multiply = i_byte * i_int;
218 
219         i_double = l_add + i_float;
220         i_short = (short) l_subtract;
221         i_long = l_multiply + i_byte + i_short;
222     }
223 
224     public static void main(String[] args) {
225         System.out.println("Howdy!");
226         test_expressions();
227         System.out.println("Goodbye from GetLocalVariablesTarg!");
228     }
229 }
230 
231  /********** test program **********/
232 
233 public class GetLocalVariables extends TestScaffold {
234     ReferenceType targetClass;
235     ThreadReference mainThread;
236 
237     GetLocalVariables (String args[]) {
238         super(args);
239     }
240 
241     public static void main(String[] args)
242         throws Exception
243     {
244         new GetLocalVariables (args).startTests();
245     }
246 
247     /********** test core **********/
248 
249     protected void runTests()
250         throws Exception
251     {
252         /*
253          * Get to the top of main() to determine targetClass and mainThread
254          */
255         BreakpointEvent bpe = startToMain("GetLocalVariablesTarg");
256         targetClass = bpe.location().declaringType();
257         mainThread = bpe.thread();
258         EventRequestManager erm = vm().eventRequestManager();
259 
260         bpe = resumeTo("GetLocalVariablesTarg", 197);
261         /*
262          * We've arrived.  Look around at some variables.
263          */
264         StackFrame frame = bpe.thread().frame(0);
265         List localVars = frame.visibleVariables();
266         System.out.println("    Visible variables at this point are: ");
267         for (Iterator it = localVars.iterator(); it.hasNext();) {
268             LocalVariable lv = (LocalVariable) it.next();
269             System.out.print(lv.name());
270             System.out.print(" typeName: ");
271             System.out.print(lv.typeName());
272             System.out.print(" signature: ");
273             System.out.print(lv.type().signature());
274             System.out.print(" primitive type: ");
275             System.out.println(lv.type().name());
276         }
277 
278         /*
279          * resume the target listening for events
280          */
281         listenUntilVMDisconnect();
282 
283         /*
284          * deal with results of test if anything has called failure("foo")
285          * testFailed will be true
286          */
287         if (!testFailed) {
288             println("GetLocalVariables: passed");
289         } else {
290             throw new Exception("GetLocalVariables: failed");
291         }
292     }
293 }