| /******************************************************************************* |
| * Copyright (c) 2003, 2011 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.server.tomcat.core.internal; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.text.MessageFormat; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.debug.core.ILaunch; |
| import org.eclipse.debug.core.ILaunchManager; |
| import org.eclipse.debug.core.Launch; |
| import org.eclipse.debug.core.model.IStreamsProxy; |
| import org.eclipse.jdt.launching.*; |
| |
| import org.eclipse.wst.server.core.IRuntimeType; |
| import org.eclipse.wst.server.core.model.RuntimeDelegate; |
| /** |
| * |
| */ |
| public class TomcatRuntime extends RuntimeDelegate implements ITomcatRuntime, ITomcatRuntimeWorkingCopy { |
| protected static final String PROP_VM_INSTALL_TYPE_ID = "vm-install-type-id"; |
| protected static final String PROP_VM_INSTALL_ID = "vm-install-id"; |
| |
| protected static Map<File, Boolean> sdkMap = new HashMap<File, Boolean>(2); |
| |
| public TomcatRuntime() { |
| // do nothing |
| } |
| |
| public ITomcatVersionHandler getVersionHandler() { |
| IRuntimeType type = getRuntime().getRuntimeType(); |
| return TomcatPlugin.getTomcatVersionHandler(type.getId()); |
| } |
| |
| protected String getVMInstallTypeId() { |
| return getAttribute(PROP_VM_INSTALL_TYPE_ID, (String)null); |
| } |
| |
| protected String getVMInstallId() { |
| return getAttribute(PROP_VM_INSTALL_ID, (String)null); |
| } |
| |
| public boolean isUsingDefaultJRE() { |
| return getVMInstallTypeId() == null; |
| } |
| |
| public IVMInstall getVMInstall() { |
| if (getVMInstallTypeId() == null) |
| return JavaRuntime.getDefaultVMInstall(); |
| try { |
| IVMInstallType vmInstallType = JavaRuntime.getVMInstallType(getVMInstallTypeId()); |
| IVMInstall[] vmInstalls = vmInstallType.getVMInstalls(); |
| int size = vmInstalls.length; |
| String id = getVMInstallId(); |
| for (int i = 0; i < size; i++) { |
| if (id.equals(vmInstalls[i].getId())) |
| return vmInstalls[i]; |
| } |
| } catch (Exception e) { |
| // ignore |
| } |
| return null; |
| } |
| |
| public List getRuntimeClasspath(IPath configPath) { |
| IPath installPath = getRuntime().getLocation(); |
| // If installPath is relative, convert to canonical path and hope for the best |
| if (!installPath.isAbsolute()) { |
| try { |
| String installLoc = (new File(installPath.toOSString())).getCanonicalPath(); |
| installPath = new Path(installLoc); |
| } catch (IOException e) { |
| // Ignore if there is a problem |
| } |
| } |
| return getVersionHandler().getRuntimeClasspath(installPath, configPath); |
| } |
| |
| /** |
| * Verifies the Tomcat installation directory. If it is |
| * correct, true is returned. Otherwise, the user is notified |
| * and false is returned. |
| * @return boolean |
| */ |
| public IStatus verifyLocation() { |
| return getVersionHandler().verifyInstallPath(getRuntime().getLocation()); |
| } |
| |
| /* |
| * Validate the runtime |
| */ |
| public IStatus validate() { |
| IStatus status = super.validate(); |
| if (!status.isOK()) |
| return status; |
| |
| status = verifyLocation(); |
| if (!status.isOK()) |
| return status; |
| // return new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, Messages.errorInstallDir, null); |
| // don't accept trailing space since that can cause startup problems |
| if (getRuntime().getLocation().hasTrailingSeparator()) |
| return new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, Messages.errorInstallDirTrailingSlash, null); |
| if (getVMInstall() == null) |
| return new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, Messages.errorJRE, null); |
| |
| // check for tools.jar (contains the javac compiler on Windows & Linux) to see whether |
| // Tomcat will be able to compile JSPs. |
| boolean found = false; |
| File file = getVMInstall().getInstallLocation(); |
| if (file != null) { |
| File toolsJar = new File(file, "lib" + File.separator + "tools.jar"); |
| if (toolsJar.exists()) |
| found = true; |
| } |
| |
| // on Tomcat 5.5 and later, the Eclipse JDT compiler is used for JSP's |
| String id = getRuntime().getRuntimeType().getId(); |
| if (!found) { |
| if (id != null && (id.indexOf("55") > 0 || id.indexOf("60") > 0 || id.indexOf("70") > 0)) |
| found = true; |
| } |
| |
| // on Mac, tools.jar is merged into classes.zip. if tools.jar wasn't found, |
| // try loading the javac class by running a check inside the VM |
| if (!found) { |
| String os = Platform.getOS(); |
| if (os != null && os.toLowerCase().indexOf("mac") >= 0) |
| found = checkForCompiler(); |
| } |
| |
| if (!found) |
| return new Status(IStatus.WARNING, TomcatPlugin.PLUGIN_ID, 0, Messages.warningJRE, null); |
| |
| File f = getRuntime().getLocation().append("conf").toFile(); |
| File[] conf = f.listFiles(); |
| if (conf != null) { |
| int size = conf.length; |
| for (int i = 0; i < size; i++) { |
| if (!f.canRead()) |
| return new Status(IStatus.WARNING, TomcatPlugin.PLUGIN_ID, 0, Messages.warningCantReadConfig, null); |
| } |
| } |
| |
| // For Tomcat 6.0, ensure we have J2SE 5.0 |
| if (id != null && id.indexOf("60") > 0) { |
| IVMInstall vmInstall = getVMInstall(); |
| if (vmInstall instanceof IVMInstall2) { |
| String javaVersion = ((IVMInstall2)vmInstall).getJavaVersion(); |
| if (javaVersion != null && !isVMMinimumVersion(javaVersion, 105)) { |
| return new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, Messages.errorJRETomcat60, null); |
| } |
| } |
| } |
| // Else for Tomcat 7.0, ensure we have J2SE 6.0 |
| else if (id != null && id.indexOf("70") > 0) { |
| IVMInstall vmInstall = getVMInstall(); |
| if (vmInstall instanceof IVMInstall2) { |
| String javaVersion = ((IVMInstall2)vmInstall).getJavaVersion(); |
| if (javaVersion != null && !isVMMinimumVersion(javaVersion, 106)) { |
| return new Status(IStatus.ERROR, TomcatPlugin.PLUGIN_ID, 0, Messages.errorJRETomcat70, null); |
| } |
| } |
| } |
| |
| return Status.OK_STATUS; |
| } |
| |
| /** |
| * @see RuntimeDelegate#setDefaults(IProgressMonitor) |
| */ |
| public void setDefaults(IProgressMonitor monitor) { |
| IRuntimeType type = getRuntimeWorkingCopy().getRuntimeType(); |
| getRuntimeWorkingCopy().setLocation(new Path(TomcatPlugin.getPreference("location" + type.getId()))); |
| } |
| |
| public void setVMInstall(IVMInstall vmInstall) { |
| if (vmInstall == null) { |
| setVMInstall(null, null); |
| } else |
| setVMInstall(vmInstall.getVMInstallType().getId(), vmInstall.getId()); |
| } |
| |
| protected void setVMInstall(String typeId, String id) { |
| if (typeId == null) |
| setAttribute(PROP_VM_INSTALL_TYPE_ID, (String)null); |
| else |
| setAttribute(PROP_VM_INSTALL_TYPE_ID, typeId); |
| |
| if (id == null) |
| setAttribute(PROP_VM_INSTALL_ID, (String)null); |
| else |
| setAttribute(PROP_VM_INSTALL_ID, id); |
| } |
| |
| /** |
| * Checks for the existence of the Java compiler in the given java |
| * executable. A main program is run (<code>org.eclipse.jst.tomcat.core. |
| * internal.ClassDetector</code>), that dumps a true or false value |
| * depending on whether the compiler is found. This output is then |
| * parsed and cached for future reference. |
| * |
| * @return true if the compiler was found |
| */ |
| protected boolean checkForCompiler() { |
| // first try the cache |
| File javaHome = getVMInstall().getInstallLocation(); |
| try { |
| Boolean b = sdkMap.get(javaHome); |
| return b.booleanValue(); |
| } catch (Exception e) { |
| // ignore |
| } |
| |
| // locate tomcatcore.jar - it contains the class detector main program |
| File file = TomcatPlugin.getPlugin(); |
| if (file != null && file.exists()) { |
| IVMRunner vmRunner = getVMInstall().getVMRunner(ILaunchManager.RUN_MODE); |
| VMRunnerConfiguration config = new VMRunnerConfiguration("org.eclipse.jst.server.tomcat.core.internal.ClassDetector", new String[] { file.getAbsolutePath() }); |
| config.setProgramArguments(new String[] { "com.sun.tools.javac.Main" }); |
| ILaunch launch = new Launch(null, ILaunchManager.RUN_MODE, null); |
| try { |
| vmRunner.run(config, launch, null); |
| for (int i = 0; i < 600; i++) { |
| // wait no more than 30 seconds (600 * 50 mils) |
| if (launch.isTerminated()) { |
| break; |
| } |
| try { |
| Thread.sleep(50); |
| } catch (InterruptedException e) { |
| // ignore |
| } |
| } |
| IStreamsProxy streamsProxy = launch.getProcesses()[0].getStreamsProxy(); |
| String text = null; |
| if (streamsProxy != null) { |
| text = streamsProxy.getOutputStreamMonitor().getContents(); |
| |
| if (text != null && text.length() > 0) { |
| boolean found = false; |
| if ("true".equals(text)) |
| found = true; |
| |
| sdkMap.put(javaHome, new Boolean(found)); |
| return found; |
| } |
| } |
| } catch (Exception e) { |
| Trace.trace(Trace.SEVERE, "Error checking for JDK", e); |
| } finally { |
| if (!launch.isTerminated()) { |
| try { |
| launch.terminate(); |
| } catch (Exception ex) { |
| // ignore |
| } |
| } |
| } |
| } |
| |
| // log error that we were unable to check for the compiler |
| TomcatPlugin.log(MessageFormat.format("Failed compiler check for {0}", (Object []) new String[] { javaHome.getAbsolutePath() })); |
| return false; |
| } |
| |
| private static Map<String, Integer> javaVersionMap = new ConcurrentHashMap<String, Integer>(); |
| |
| private boolean isVMMinimumVersion(String javaVersion, int minimumVersion) { |
| Integer version = javaVersionMap.get(javaVersion); |
| if (version == null) { |
| int index = javaVersion.indexOf('.'); |
| if (index > 0) { |
| try { |
| int major = Integer.parseInt(javaVersion.substring(0, index)) * 100; |
| index++; |
| int index2 = javaVersion.indexOf('.', index); |
| if (index2 > 0) { |
| int minor = Integer.parseInt(javaVersion.substring(index, index2)); |
| version = new Integer(major + minor); |
| javaVersionMap.put(javaVersion, version); |
| } |
| } |
| catch (NumberFormatException e) { |
| // Ignore |
| } |
| } |
| } |
| // If we have a version, and it's less than the minimum, fail the check |
| if (version != null && version.intValue() < minimumVersion) { |
| return false; |
| } |
| return true; |
| } |
| } |