Merge
authorykantser
Fri, 29 May 2015 20:15:18 +0200
changeset 31068 64fa8113cf68
parent 31066 c01ac1fc4305 (current diff)
parent 31067 483cbf74cf08 (diff)
child 31069 14be2fa211f6
Merge
jdk/test/sun/tools/jmap/heapconfig/LingeredApp.java
jdk/test/sun/tools/jmap/heapconfig/LingeredAppTest.java
--- a/jdk/test/sun/tools/jmap/heapconfig/JMapHeapConfigTest.java	Fri May 29 12:48:58 2015 +0200
+++ b/jdk/test/sun/tools/jmap/heapconfig/JMapHeapConfigTest.java	Fri May 29 20:15:18 2015 +0200
@@ -21,25 +21,29 @@
  * questions.
  */
 
-/*
- * @test
- * @bug 8042397
- * @summary Unit test for jmap utility test heap configuration reader
- * @library /lib/testlibrary
- * @modules java.management
- * @build jdk.testlibrary.*
- * @build JMapHeapConfigTest LingeredApp TmtoolTestScenario
- * @run main JMapHeapConfigTest
- */
 import java.io.IOException;
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+
+import jdk.test.lib.apps.LingeredApp;
 import jdk.testlibrary.Utils;
 import jdk.testlibrary.Platform;
 
+/*
+ * @test
+ * @bug 8042397
+ * @summary Unit test for jmap utility test heap configuration reader
+ * @library /../../test/lib/share/classes
+ * @library /lib/testlibrary
+ * @modules java.management
+ * @build jdk.testlibrary.*
+ * @build jdk.test.lib.apps.*
+ * @build JMapHeapConfigTest TmtoolTestScenario
+ * @run main JMapHeapConfigTest
+ */
 public class JMapHeapConfigTest {
 
     static final String expectedJMapValues[] = {
--- a/jdk/test/sun/tools/jmap/heapconfig/LingeredApp.java	Fri May 29 12:48:58 2015 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,431 +0,0 @@
-/*
- * Copyright (c) 2015, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.nio.file.Files;
-import java.nio.file.NoSuchFileException;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.nio.file.attribute.BasicFileAttributes;
-import java.nio.file.attribute.FileTime;
-import java.util.ArrayList;
-import java.util.Date;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
-
-/**
- * This is a framework to launch an app that could be synchronized with caller
- * to make further attach actions reliable across supported platforms
-
- * Caller example:
- *   SmartTestApp a = SmartTestApp.startApp(cmd);
- *     // do something
- *   a.stopApp();
- *
- *   or fine grained control
- *
- *   a = new SmartTestApp("MyLock.lck");
- *   a.createLock();
- *   a.runApp();
- *   a.waitAppReady();
- *     // do something
- *   a.deleteLock();
- *   a.waitAppTerminate();
- *
- *  Then you can work with app output and process object
- *
- *   output = a.getAppOutput();
- *   process = a.getProcess();
- *
- */
-public class LingeredApp {
-
-    private static final long spinDelay = 1000;
-
-    private final String lockFileName;
-    private long lockCreationTime;
-    private Process appProcess;
-    private final ArrayList<String> storedAppOutput;
-
-    /*
-     * Drain child process output, store it into string array
-     */
-    class InputGobbler extends Thread {
-
-        InputStream is;
-        List<String> astr;
-
-        InputGobbler(InputStream is, List<String> astr) {
-            this.is = is;
-            this.astr = astr;
-        }
-
-        public void run() {
-            try {
-                InputStreamReader isr = new InputStreamReader(is);
-                BufferedReader br = new BufferedReader(isr);
-                String line = null;
-                while ((line = br.readLine()) != null) {
-                    astr.add(line);
-                }
-            } catch (IOException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * Create LingeredApp object on caller side. Lock file have be a valid filename
-     * at writable location
-     *
-     * @param lockFileName - the name of lock file
-     */
-    public LingeredApp(String lockFileName) {
-        this.lockFileName = lockFileName;
-        this.storedAppOutput = new ArrayList();
-    }
-
-    /**
-     *
-     * @return name of lock file
-     */
-    public String getLockFileName() {
-        return this.lockFileName;
-    }
-
-    /**
-     *
-     * @return name of testapp
-     */
-    public String getAppName() {
-        return this.getClass().getName();
-    }
-
-    /**
-     *
-     *  @return pid of java process running testapp
-     */
-    public long getPid() {
-        if (appProcess == null) {
-            throw new RuntimeException("Process is not alive");
-        }
-        return appProcess.getPid();
-    }
-
-    /**
-     *
-     * @return process object
-     */
-    public Process getProcess() {
-        return appProcess;
-    }
-
-    /**
-     *
-     * @return application output as string array. Empty array if application produced no output
-     */
-    List<String> getAppOutput() {
-        if (appProcess.isAlive()) {
-            throw new RuntimeException("Process is still alive. Can't get its output.");
-        }
-        return storedAppOutput;
-    }
-
-    /* Make sure all part of the app use the same method to get dates,
-     as different methods could produce different results
-     */
-    private static long epoch() {
-        return new Date().getTime();
-    }
-
-    private static long lastModified(String fileName) throws IOException {
-        Path path = Paths.get(fileName);
-        BasicFileAttributes attr = Files.readAttributes(path, BasicFileAttributes.class);
-        return attr.lastModifiedTime().toMillis();
-    }
-
-    private static void setLastModified(String fileName, long newTime) throws IOException {
-        Path path = Paths.get(fileName);
-        FileTime fileTime = FileTime.fromMillis(newTime);
-        Files.setLastModifiedTime(path, fileTime);
-    }
-
-    /**
-     * create lock
-     *
-     * @throws IOException
-     */
-    public void createLock() throws IOException {
-        Path path = Paths.get(lockFileName);
-        // Files.deleteIfExists(path);
-        Files.createFile(path);
-        lockCreationTime = lastModified(lockFileName);
-    }
-
-    /**
-     * Delete lock
-     *
-     * @throws IOException
-     */
-    public void deleteLock() throws IOException {
-        try {
-            Path path = Paths.get(lockFileName);
-            Files.delete(path);
-        } catch (NoSuchFileException ex) {
-            // Lock already deleted. Ignore error
-        }
-    }
-
-    public void waitAppTerminate() {
-        while (true) {
-            try {
-                appProcess.waitFor();
-                break;
-            } catch (InterruptedException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * The app touches the lock file when it's started
-     * wait while it happens. Caller have to delete lock on wait error.
-     *
-     * @param timeout
-     * @throws java.io.IOException
-     */
-    public void waitAppReady(long timeout) throws IOException {
-        long here = epoch();
-        while (true) {
-            long epoch = epoch();
-            if (epoch - here > (timeout * 1000)) {
-                throw new IOException("App waiting timeout");
-            }
-
-            // Live process should touch lock file every second
-            long lm = lastModified(lockFileName);
-            if (lm > lockCreationTime) {
-                break;
-            }
-
-            // Make sure process didn't already exit
-            if (!appProcess.isAlive()) {
-                throw new IOException("App exited unexpectedly with " + appProcess.exitValue());
-            }
-
-            try {
-                Thread.sleep(spinDelay);
-            } catch (InterruptedException ex) {
-                // pass
-            }
-        }
-    }
-
-    /**
-     * Run the app
-     *
-     * @param vmArguments
-     * @throws IOException
-     */
-    public void runApp(List<String> vmArguments)
-            throws IOException {
-
-        // We should always use testjava or throw an exception,
-        // so we can't use JDKToolFinder.getJDKTool("java");
-        // that falls back to compile java on error
-        String jdkPath = System.getProperty("test.jdk");
-        if (jdkPath == null) {
-            // we are not under jtreg, try env
-            Map<String, String> env = System.getenv();
-            jdkPath = env.get("TESTJAVA");
-        }
-
-        if (jdkPath == null) {
-            throw new RuntimeException("Can't determine jdk path neither test.jdk property no TESTJAVA env are set");
-        }
-
-        String osname = System.getProperty("os.name");
-        String javapath = jdkPath + ((osname.startsWith("window")) ? "/bin/java.exe" : "/bin/java");
-
-        List<String> cmd = new ArrayList();
-        cmd.add(javapath);
-
-
-        if (vmArguments == null) {
-            // Propagate test.vm.options to LingeredApp, filter out possible empty options
-            String testVmOpts[] = System.getProperty("test.vm.opts","").split("\\s+");
-            for (String s : testVmOpts) {
-                if (!s.equals("")) {
-                    cmd.add(s);
-                }
-            }
-        }
-        else{
-            // Lets user manage LingerApp options
-            cmd.addAll(vmArguments);
-        }
-
-        // Make sure we set correct classpath to run the app
-        cmd.add("-cp");
-        String classpath = System.getProperty("test.class.path");
-        cmd.add((classpath == null) ? "." : classpath);
-
-        cmd.add(this.getAppName());
-        cmd.add(lockFileName);
-
-        // Reporting
-        StringBuilder cmdLine = new StringBuilder();
-        for (String strCmd : cmd) {
-            cmdLine.append("'").append(strCmd).append("' ");
-        }
-
-        // A bit of verbosity
-        System.out.println("Command line: [" + cmdLine.toString() + "]");
-
-        ProcessBuilder pb = new ProcessBuilder(cmd);
-        // we don't expect any error output but make sure we are not stuck on pipe
-        // pb.redirectErrorStream(false);
-        pb.redirectError(ProcessBuilder.Redirect.INHERIT);
-
-        appProcess = pb.start();
-
-        // Create pipe reader for process, and read stdin and stderr to array of strings
-        InputGobbler gb = new InputGobbler(appProcess.getInputStream(), storedAppOutput);
-        gb.start();
-    }
-
-    /**
-     *  High level interface for test writers
-     */
-    /**
-     * Factory method that creates SmartAppTest object with ready to use application
-     * lock name is autogenerated, wait timeout is hardcoded
-     * @param cmd - vm options, could be null to auto add testvm.options
-     * @return LingeredApp object
-     * @throws IOException
-     */
-    public static LingeredApp startApp(List<String> cmd) throws IOException {
-        final String lockName = UUID.randomUUID().toString() + ".lck";
-        final int waitTime = 10;
-
-        LingeredApp a = new LingeredApp(lockName);
-        a.createLock();
-        try {
-            a.runApp(cmd);
-            a.waitAppReady(waitTime);
-        } catch (Exception ex) {
-            a.deleteLock();
-            throw ex;
-        }
-
-        return a;
-    }
-
-    public static LingeredApp startApp() throws IOException {
-        return startApp(null);
-    }
-
-    /**
-     * Delete lock file that signal app to terminate, then
-     * waits until app is actually terminated.
-     * @throws IOException
-     */
-    public void stopApp() throws IOException {
-        deleteLock();
-        waitAppTerminate();
-        int exitcode = appProcess.exitValue();
-        if (exitcode != 0) {
-            throw new IOException("LingeredApp terminated with non-zero exit code " + exitcode);
-        }
-    }
-
-    /**
-     * LastModified time might not work correctly in some cases it might
-     * cause later failures
-     */
-
-    public static boolean isLastModifiedWorking() {
-        boolean sane = true;
-        try {
-            long lm = lastModified(".");
-            if (lm == 0) {
-                System.err.println("SANITY Warning! The lastModifiedTime() doesn't work on this system, it returns 0");
-                sane = false;
-            }
-
-            long now = epoch();
-            if (lm > now) {
-                System.err.println("SANITY Warning! The Clock is wrong on this system lastModifiedTime() > getTime()");
-                sane = false;
-            }
-
-            setLastModified(".", epoch());
-            long lm1 = lastModified(".");
-            if (lm1 <= lm) {
-                System.err.println("SANITY Warning! The setLastModified doesn't work on this system");
-                sane = false;
-            }
-        }
-        catch(IOException e) {
-            System.err.println("SANITY Warning! IOException during sanity check " + e);
-            sane = false;
-        }
-
-        return sane;
-    }
-
-    /**
-     * This part is the application it self
-     */
-    public static void main(String args[]) {
-
-        if (args.length != 1) {
-            System.err.println("Lock file name is not specified");
-            System.exit(7);
-        }
-
-        String theLockFileName = args[0];
-
-        try {
-            Path path = Paths.get(theLockFileName);
-
-            while (Files.exists(path)) {
-                // Touch the lock to indicate our readiness
-                setLastModified(theLockFileName, epoch());
-                Thread.sleep(spinDelay);
-            }
-        } catch (NoSuchFileException ex) {
-            // Lock deleted while we are setting last modified time.
-            // Ignore error and lets the app exits
-        } catch (Exception ex) {
-            System.err.println("LingeredApp ERROR: " + ex);
-            // Leave exit_code = 1 to Java launcher
-            System.exit(3);
-        }
-
-        System.exit(0);
-    }
-}
--- a/jdk/test/sun/tools/jmap/heapconfig/LingeredAppTest.java	Fri May 29 12:48:58 2015 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,70 +0,0 @@
-/*
- * Copyright (c) 2015, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @summary Unit test for LingeredApp
- * @compile LingeredAppTest.java
- * @compile LingeredApp.java
- * @run main LingeredAppTest
- */
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-
-public class LingeredAppTest {
-
-    public static void main(String[] args) {
-        try {
-            System.out.println("Starting LingeredApp with default parameters");
-
-            ArrayList<String> cmd = new ArrayList();
-
-            // Propagate test.vm.options to LingeredApp, filter out possible empty options
-            String testVmOpts[] = System.getProperty("test.vm.opts","").split("\\s+");
-            for (String s : testVmOpts) {
-                if (!s.equals("")) {
-                    cmd.add(s);
-                }
-            }
-
-            cmd.add("-XX:+PrintFlagsFinal");
-
-            LingeredApp a = LingeredApp.startApp(cmd);
-            System.out.printf("App pid: %d\n", a.getPid());
-            a.stopApp();
-
-            System.out.println("App output:");
-            int count = 0;
-            for (String line : a.getAppOutput()) {
-                count += 1;
-            }
-            System.out.println("Found " + count + " lines in VM output");
-            System.out.println("Test PASSED");
-        } catch (IOException ex) {
-            ex.printStackTrace();
-            System.out.println("Test ERROR");
-            System.exit(3);
-        }
-    }
-}
--- a/jdk/test/sun/tools/jmap/heapconfig/TmtoolTestScenario.java	Fri May 29 12:48:58 2015 +0200
+++ b/jdk/test/sun/tools/jmap/heapconfig/TmtoolTestScenario.java	Fri May 29 20:15:18 2015 +0200
@@ -31,6 +31,8 @@
 import java.util.Map;
 import java.util.logging.Level;
 import java.util.logging.Logger;
+
+import jdk.test.lib.apps.LingeredApp;
 import jdk.testlibrary.JDKToolLauncher;
 import jdk.testlibrary.Utils;