--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/lib/testlibrary/JavaToolUtils.java Wed Sep 03 02:11:16 2014 +0000
@@ -0,0 +1,209 @@
+/*
+ * Copyright (c) 2014, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.Files;
+import java.util.List;
+import java.util.Objects;
+import java.util.concurrent.TimeUnit;
+import java.util.jar.Attributes;
+import java.util.jar.JarEntry;
+import java.util.jar.JarOutputStream;
+import java.util.jar.Manifest;
+import javax.tools.JavaCompiler;
+import javax.tools.JavaFileObject;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.ToolProvider;
+
+/**
+ * Utils class for compiling , creating jar file and executing a java command
+ *
+ * @author Raghu Nair
+ */
+
+public class JavaToolUtils {
+
+ public static final long DEFAULT_WAIT_TIME = 10000;
+
+ private JavaToolUtils() {
+ }
+
+ /**
+ * Takes a list of files and compile these files into the working directory.
+ *
+ * @param files
+ * @throws IOException
+ */
+ public static void compileFiles(List<File> files) throws IOException {
+ JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
+ try (StandardJavaFileManager fileManager = compiler.
+ getStandardFileManager(null, null, null)) {
+ Iterable<? extends JavaFileObject> compilationUnit
+ = fileManager.getJavaFileObjectsFromFiles(files);
+ compiler.getTask(null, fileManager, null, null, null,
+ compilationUnit).call();
+ }
+ }
+
+ /**
+ * Create a jar file using the list of files provided.
+ *
+ * @param jar
+ * @param files
+ * @throws IOException
+ */
+ public static void createJar(File jar, List<File> files)
+ throws IOException {
+ Manifest manifest = new Manifest();
+ manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION,
+ "1.0");
+ try (JarOutputStream target = new JarOutputStream(
+ new FileOutputStream(jar), manifest)) {
+ for (File file : files) {
+ add(file, target);
+ }
+ }
+ }
+
+ private static void add(File source, JarOutputStream target)
+ throws IOException {
+ Objects.requireNonNull(source, "source cannot be null");
+ Objects.requireNonNull(target, "target cannot be null");
+ // not tested against directories and from different path.
+ String name = source.getName();
+ if (source.isDirectory()) {
+ if (!name.isEmpty()) {
+ if (!name.endsWith("/")) {
+ name += "/";
+ }
+ JarEntry entry = new JarEntry(name);
+ entry.setTime(source.lastModified());
+ target.putNextEntry(entry);
+ target.closeEntry();
+ }
+ for (File nestedFile : source.listFiles()) {
+ add(nestedFile, target);
+ }
+ return;
+ }
+ System.out.println("Adding entry " + name);
+ JarEntry entry = new JarEntry(name);
+ entry.setTime(source.lastModified());
+ target.putNextEntry(entry);
+ Files.copy(source.toPath(), target);
+ target.closeEntry();
+ }
+
+ /**
+ * Runs java command with provided arguments. Caller should not pass java
+ * command in the argument list.
+ *
+ * @param commands
+ * @param waitTime time to wait for the command to exit in milli seconds
+ * @return
+ * @throws Exception
+ */
+ public static int runJava(List<String> commands,long waitTime)
+ throws Exception {
+ String java = System.getProperty("java.home") + "/bin/java";
+ commands.add(0, java);
+ String command = commands.toString().replace(",", " ");
+ System.out.println("Executing the following command \n" + command);
+ ProcessBuilder processBuilder = new ProcessBuilder(commands);
+ final Process process = processBuilder.start();
+ BufferedReader errorStream = new BufferedReader(
+ new InputStreamReader(process.getErrorStream()));
+ BufferedReader outStream = new BufferedReader(
+ new InputStreamReader(process.getInputStream()));
+ String errorLine;
+ StringBuilder errors = new StringBuilder();
+ String outLines;
+ while ((errorLine = errorStream.readLine()) != null) {
+ errors.append(errorLine).append("\n");
+ }
+ while ((outLines = outStream.readLine()) != null) {
+ System.out.println(outLines);
+ }
+ errorLine = errors.toString();
+ System.err.println(errorLine);
+ process.waitFor(waitTime, TimeUnit.MILLISECONDS);
+ int exitStatus = process.exitValue();
+ if (exitStatus != 0 && errorLine != null && errorLine.isEmpty()) {
+ throw new RuntimeException(errorLine);
+ }
+ return exitStatus;
+ }
+
+ /**
+ * Runs java command with provided arguments. Caller should not pass java
+ * command in the argument list.
+ *
+ * @param commands
+ * @return
+ * @throws Exception
+ */
+ public static int runJava(List<String> commands) throws Exception {
+ return runJava(commands, DEFAULT_WAIT_TIME);
+ }
+
+ /**
+ * Run any command
+ * @param commands
+ * @return
+ * @throws Exception
+ */
+ public static int runCommand(List<String> commands) throws Exception {
+ String command = commands.toString().replace(",", " ");
+ System.out.println("Executing the following command \n" + command);
+ ProcessBuilder processBuilder = new ProcessBuilder(commands);
+ final Process process = processBuilder.start();
+ BufferedReader errorStream = new BufferedReader(
+ new InputStreamReader(process.getErrorStream()));
+ BufferedReader outStream = new BufferedReader(
+ new InputStreamReader(process.getInputStream()));
+ String errorLine;
+ StringBuilder errors = new StringBuilder();
+ String outLines;
+ while ((errorLine = errorStream.readLine()) != null) {
+ errors.append(errorLine).append("\n");
+ }
+ while ((outLines = outStream.readLine()) != null) {
+ System.out.println(outLines);
+ }
+ errorLine = errors.toString();
+ System.err.println(errorLine);
+ int exitStatus = process.exitValue();
+ if (exitStatus != 0 && errorLine != null && errorLine.isEmpty()) {
+ throw new RuntimeException(errorLine);
+ }
+ return exitStatus;
+ }
+
+
+}