--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/demo/jvmti/DemoRun.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,227 @@
+/*
+ * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+
+/* DemoRun:
+ *
+ * Support classes for java jvmti demo tests
+ *
+ */
+
+import java.io.InputStream;
+import java.io.IOException;
+import java.io.File;
+import java.io.BufferedInputStream;
+import java.io.PrintStream;
+
+/*
+ * Helper class to direct process output to a StringBuffer
+ */
+class MyInputStream implements Runnable {
+ private String name;
+ private BufferedInputStream in;
+ private StringBuffer buffer;
+
+ /* Create MyInputStream that saves all output to a StringBuffer */
+ MyInputStream(String name, InputStream in) {
+ this.name = name;
+ this.in = new BufferedInputStream(in);
+ buffer = new StringBuffer(4096);
+ Thread thr = new Thread(this);
+ thr.setDaemon(true);
+ thr.start();
+ }
+
+ /* Dump the buffer */
+ void dump(PrintStream x) {
+ String str = buffer.toString();
+ x.println("<beginning of " + name + " buffer>");
+ x.println(str);
+ x.println("<end of buffer>");
+ }
+
+ /* Check to see if a pattern is inside the output. */
+ boolean contains(String pattern) {
+ String str = buffer.toString();
+ return str.contains(pattern);
+ }
+
+ /* Runs as a separate thread capturing all output in a StringBuffer */
+ public void run() {
+ try {
+ byte b[] = new byte[100];
+ for (;;) {
+ int n = in.read(b);
+ String str;
+ if (n < 0) {
+ break;
+ }
+ str = new String(b, 0, n);
+ buffer.append(str);
+ System.out.print(str);
+ }
+ } catch (IOException ioe) { /* skip */ }
+ }
+}
+
+/*
+ * Main JVMTI Demo Run class.
+ */
+public class DemoRun {
+
+ private String demo_name;
+ private String demo_options;
+ private MyInputStream output;
+ private MyInputStream error;
+
+ /* Create a Demo run process */
+ public DemoRun(String name, String options)
+ {
+ demo_name = name;
+ demo_options = options;
+ }
+
+ /*
+ * Execute a process with an -agentpath or -agentlib command option
+ */
+ public void runit(String class_name)
+ {
+ runit(class_name, null);
+ }
+
+ /*
+ * Execute a process with an -agentpath or -agentlib command option
+ * plus any set of other java options.
+ */
+ public void runit(String class_name, String vm_options[])
+ {
+ String jre_home = System.getProperty("java.home");
+ String sdk_home = (jre_home.endsWith("jre") ?
+ (jre_home + File.separator + "..") :
+ jre_home );
+ String cdir = System.getProperty("test.classes", ".");
+ String os_arch = System.getProperty("os.arch");
+ String os_name = System.getProperty("os.name");
+ String libprefix = os_name.contains("Windows")?"":"lib";
+ String libsuffix = os_name.contains("Windows")?".dll":".so";
+ boolean d64 = ( os_name.contains("Solaris") ||
+ os_name.contains("SunOS") )
+ && ( os_arch.equals("sparcv9") ||
+ os_arch.equals("amd64"));
+ boolean hprof = demo_name.equals("hprof");
+ String isa_dir = d64?(File.separator+os_arch):"";
+ String java = jre_home
+ + File.separator + "bin" + isa_dir
+ + File.separator + "java";
+ /* Array of strings to be passed in for exec:
+ * 1. java
+ * 2. -Dtest.classes=.
+ * 3. -d64 (optional)
+ * 4. -Xcheck:jni (Just because it finds bugs)
+ * 5. -Xverify:all (Make sure verification is on full blast)
+ * 6. -agent
+ * vm_options
+ * 7+i. classname
+ */
+ int nvm_options = 0;
+ if ( vm_options != null ) nvm_options = vm_options.length;
+ String cmd[] = new String[1 + (d64?1:0) + 5 + nvm_options];
+ String cmdLine;
+ int exitStatus;
+ int i,j;
+
+ i = 0;
+ cmdLine = "";
+ cmdLine += (cmd[i++] = java);
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-Dtest.classes=" + cdir);
+ if ( d64 ) {
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-d64");
+ }
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-Xcheck:jni");
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-Xverify:all");
+ if ( hprof ) {
+ /* Load hprof with -agentlib since it's part of jre */
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-agentlib:" + demo_name
+ + (demo_options.equals("")?"":("="+demo_options)));
+ } else {
+ String libname = sdk_home
+ + File.separator + "demo"
+ + File.separator + "jvmti"
+ + File.separator + demo_name
+ + File.separator + "lib" + isa_dir
+ + File.separator + libprefix + demo_name + libsuffix;
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = "-agentpath:" + libname
+ + (demo_options.equals("")?"":("="+demo_options)));
+ }
+ /* Add any special VM options */
+ for ( j = 0; j < nvm_options; j++ ) {
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = vm_options[j]);
+ }
+ /* Add classname */
+ cmdLine += " ";
+ cmdLine += (cmd[i++] = class_name);
+
+ /* Begin process */
+ Process p;
+
+ System.out.println("Starting: " + cmdLine);
+ try {
+ p = Runtime.getRuntime().exec(cmd);
+ } catch ( IOException e ) {
+ throw new RuntimeException("Test failed - exec got IO exception");
+ }
+
+ /* Save process output in StringBuffers */
+ output = new MyInputStream("Input Stream", p.getInputStream());
+ error = new MyInputStream("Error Stream", p.getErrorStream());
+
+ /* Wait for process to complete, and if exit code is non-zero we fail */
+ try {
+ exitStatus = p.waitFor();
+ if ( exitStatus != 0) {
+ System.out.println("Exit code is " + exitStatus);
+ error.dump(System.out);
+ output.dump(System.out);
+ throw new RuntimeException("Test failed - " +
+ "exit return code non-zero " +
+ "(exitStatus==" + exitStatus + ")");
+ }
+ } catch ( InterruptedException e ) {
+ throw new RuntimeException("Test failed - process interrupted");
+ }
+ System.out.println("Completed: " + cmdLine);
+ }
+
+ /* Does the pattern appear in the output of this process */
+ public boolean output_contains(String pattern)
+ {
+ return output.contains(pattern) || error.contains(pattern);
+ }
+}