本文整理了Java中org.apache.tools.ant.taskdefs.Java类的一些代码示例，展示了Java类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Java类的具体详情如下：
包路径：org.apache.tools.ant.taskdefs.Java
类名称：Java

Java介绍

[英]Launcher for Java applications. Allows use of the same JVM for the called application thus resulting in much faster operation.
[中]Java应用程序的启动器。允许对被调用的应用程序使用相同的JVM，从而导致更快的操作。

代码示例

代码示例来源：origin: org.apache.ant/ant

Java genicTask = new Java(getTask()); // GenIC task
genicTask.setTaskName("genic");
genicTask.setFork(true);
genicTask.createJvmarg().setValue("-Dinstall.root=" + jonasroot);
File javaPolicyFile = new File(jonasConfigDir, "java.policy");
if (javaPolicyFile.exists()) {
  genicTask.createJvmarg().setValue("-Djava.security.policy="
           + javaPolicyFile.toString());
genicTask.createArg().setValue("-d");
genicTask.createArg().setFile(outputdir);
genicTask.setClasspath(classpath);
genicTask.setClassname(genicClass);
  genicTask.createArg().setValue("-keepgenerated");
  genicTask.createArg().setValue("-nocompil");
  genicTask.createArg().setValue("-novalidation");
  genicTask.createArg().setValue("-javac");
  genicTask.createArg().setLine(javac);
  genicTask.createArg().setValue("-javacopts");
  genicTask.createArg().setLine(javacopts);

代码示例来源：origin: org.apache.ant/ant

Java java = new Java(owner);
  Path p = getClasspath();
  if (getJspc().getClasspath() != null) {
    getProject().log("using user supplied classpath: " + p,
             Project.MSG_DEBUG);
  } else {
    getProject().log("using system classpath: " + p,
             Project.MSG_DEBUG);
  java.setClasspath(p);
  java.setDir(getProject().getBaseDir());
  java.setClassname("org.apache.jasper.JspC");
  for (String arg : cmd.getJavaCommand().getArguments()) {
    java.createArg().setValue(arg);
  java.setFailonerror(getJspc().getFailonerror());
  java.setFork(true);
  java.setTaskName("jasperc");
  java.execute();
  return true;
} catch (Exception ex) {
    throw (BuildException) ex;

代码示例来源：origin: org.apache.ant/ant

try {
  if (ejbdeploy) {
    Java javaTask = new Java(getTask());
    javaTask.createJvmarg().setValue("-Xms64m");
    javaTask.createJvmarg().setValue("-Xmx128m");
    File libdir = new File(websphereHome, "lib");
    var.setValue(libdir.getAbsolutePath());
    javaTask.addSysproperty(var);
    javaTask.setDir(websphereHome);
    javaTask.setTaskName("ejbdeploy");
    javaTask.setClassname("com.ibm.etools.ejbdeploy.EJBDeploy");
    javaTask.createArg().setValue(sourceJar.getPath());
    javaTask.createArg().setValue(tempdir);
    javaTask.createArg().setValue(destJar.getPath());
    javaTask.createArg().setLine(getOptions());
    if (getCombinedClasspath() != null
      && !getCombinedClasspath().toString().isEmpty()) {
      javaTask.createArg().setValue("-cp");
      javaTask.createArg().setValue(getCombinedClasspath().toString());
    javaTask.setFork(true);
    if (classpath != null) {
      javaTask.setClasspath(classpath);

代码示例来源：origin: org.apache.ant/ant

/**
 * Do the execution and return a return code.
 *
 * @return the return code from the execute java class if it was
 * executed in a separate VM (fork = "yes") or a security manager was
 * installed that prohibits ExitVM (default).
 *
 * @throws BuildException if required parameters are missing.
 */
public int executeJava() throws BuildException {
  return executeJava(getCommandLine());
}

代码示例来源：origin: org.apache.ant/ant

/**
 *  Perform the actual deployment.
 *  For this generic implementation, a JVM is spawned using the
 *  supplied classpath, classname, JVM args, and command line arguments.
 *  @exception BuildException if the attributes are invalid or incomplete.
 */
@Override
public void deploy() throws BuildException {
  java.setClassname(className);
  java.setClasspath(getClasspath());
  java.setFork(true);
  java.setFailonerror(true);
  java.execute();
}

代码示例来源：origin: org.apache.ant/ant

/**
 * Do the execution.
 * @throws BuildException if failOnError is set to true and the application
 * returns a nonzero result code.
 */
@Override
public void execute() throws BuildException {
  File savedDir = dir;
  Permissions savedPermissions = perm;
  int err = -1;
  try {
    checkConfiguration();
    err = executeJava();
    if (err != 0) {
      if (failOnError) {
        throw new ExitStatusException("Java returned: " + err,
            err,
            getLocation());
      } else {
        log("Java Result: " + err, Project.MSG_ERR);
      }
    }
    maybeSetResultPropertyValue(err);
  } finally {
    dir = savedDir;
    perm = savedPermissions;
  }
}

代码示例来源：origin: jboss/jbossretro

public void execute() throws BuildException
   cmd.createArgument().setValue("-destdir");
    getProject().log("using user supplied classpath: " + getClasspath(), Project.MSG_DEBUG);
    java.setClasspath(getClasspath().concatSystemClasspath("ignore"));
    Path classpath = new Path(getProject());
    java.setClasspath(classpath);
   java.setDir(getProject().getBaseDir());
   java.setClassname("org.jboss.ant.tasks.retrocheck.Checker");
    java.createArg().setValue(args[i]);
   java.setFailonerror(getFailonerror());
   java.setFork(true);
   java.setTaskName("retrocheck");
   if (maxmemory != null)
    java.setMaxmemory(maxmemory);
   java.execute();
    throw new BuildException("Error running weaver: ", ex, getLocation());

代码示例来源：origin: net.sourceforge.cobertura/cobertura

public void execute() throws BuildException {
  CommandLineBuilder builder = null;
  try {
    builder = new CommandLineBuilder();
    if (dataFile != null)
      builder.addArg("--datafile", dataFile);
    createArgumentsForFilesets(builder);
    builder.saveArgs();
  } catch (IOException ioe) {
    getProject().log("Error creating commands file.", Project.MSG_ERR);
    throw new BuildException("Unable to create the commands file.", ioe);
  }
  // Execute GPL licensed code in separate virtual machine
  getJava().createArg().setValue("--commandsfile");
  getJava().createArg().setValue(builder.getCommandLineFile());
  AntUtil.transferCoberturaDataFileProperty(getJava());
  if (getJava().executeJava() != 0) {
    throw new BuildException(
        "Error running reports. See messages above.");
  }
  builder.dispose();
}

代码示例来源：origin: org.apache.ant/ant

throw new BuildException("src directory %s is not valid",
    sourceDirectory.getPath());
  throw new BuildException("package attribute must be present.",
               getLocation());
  compileClasspath = new Path(getProject());
compileClasspath = compileClasspath.concatSystemClasspath();
Java helperTask = new Java(this);
helperTask.setFork(true);
helperTask.setClassname("weblogic.jspc");
helperTask.setTaskName(getTaskName());
args[j++] = compileClasspath.toString();
  helperTask.clearArgs();
    helperTask.createArg().setValue(args[x]);
  helperTask.setClasspath(compileClasspath);
  if (helperTask.executeJava() != 0) {
    log(filename + " failed to compile", Project.MSG_WARN);

代码示例来源：origin: spotbugs/spotbugs

findbugsEngine.setTaskName(getTaskName());
findbugsEngine.setFork(true);
  findbugsEngine.setTimeout(timeout);
  jvmargs = jvmargs + " -Dfindbugs.debug=true";
findbugsEngine.createJvmarg().setLine(jvmargs);
    findbugsEngine.setClasspath(new Path(getProject(), findbugsLibFindBugs.getPath()));
  } else if (findBugsFindBugs.exists()) {
    findbugsEngine.setClasspath(new Path(getProject(), findBugsFindBugs.getPath()));
  } else {
    throw new IllegalArgumentException("Can't find spotbugs.jar in " + homeDir);
  findbugsEngine.setClassname("edu.umd.cs.findbugs.LaunchAppropriateUI");
  findbugsEngine.createJvmarg().setValue("-Dspotbugs.home=" + homeDir.getPath());
} else {
  findbugsEngine.setClasspath(classpath);
  findbugsEngine.setClassname("edu.umd.cs.findbugs.LaunchAppropriateUI");
  addArg(pluginList.toString());
int rc = findbugsEngine.executeJava();
  throw new BuildException("Execution of findbugs failed.");

代码示例来源：origin: org.codehaus.openxma/dsl-generator

public void execute() throws BuildException {
  log("Adding param: " + getFile());
  super.createArg().setValue(getFile());
  for (Parameter param : params) {
    if (param != null) {
      final String paramString = "-p" + param.getName() + "=" + param.getValue();
      super.createArg().setValue(paramString);
      log("Adding param: " + paramString);
  super.createArg().setValue("--ant");
  super.setFailonerror(true);
  super.setClassname(WorkflowRunner.class.getName());
  try {
    super.execute();
    if (ex.getCause() != null) {
      ex.getCause().printStackTrace();
    String message = "workflow failed: " + String.valueOf(ex.getMessage());

代码示例来源：origin: org.apache.ant/ant

Java javaTask = new Java(getTask());
javaTask.setTaskName("ejbc");
javaTask.createJvmarg().setLine(additionalJvmArgs);
sysprops.forEach(javaTask::addSysproperty);
  javaTask.createJvmarg().setLine(" -Dweblogic.StdoutSeverityLevel=" + jvmDebugLevel);
javaTask.setClassname(ejbcClassName);
javaTask.createArg().setLine(additionalArgs);
if (keepgenerated) {
  javaTask.createArg().setValue("-keepgenerated");
    javaTask.createArg().setValue("-compiler");
    javaTask.createArg().setValue("jikes");
  javaTask.createArg().setValue("-compiler");
  javaTask.createArg().setLine(compiler);
    && !combinedClasspath.toString().trim().isEmpty()) {
  javaTask.createArg().setValue("-classpath");
  javaTask.createArg().setPath(combinedClasspath);
javaTask.createArg().setValue(sourceJar.getPath());
if (outputDir == null) {
  javaTask.createArg().setValue(destJar.getPath());
} else {
  javaTask.createArg().setValue(outputDir.getPath());

代码示例来源：origin: axis/axis-ant

private void executeForkedAntTask() {
  /* if (callee2 == null) { */
    callee2 = (Java) getProject().createTask("java");
    callee2.setOwningTarget(getOwningTarget());
    callee2.setTaskName(getTaskName());
    callee2.setLocation(getLocation());
    callee2.setClassname("org.apache.tools.ant.Main");
    callee2.setAppend(true);
    callee2.setFork(true);
    callee2.createJvmarg().setValue("-Xbootclasspath/p:" + System.getProperty("sun.boot.class.path"));
  /* }                      */
  String systemClassPath = System.getProperty("java.class.path");
  callee2.setClasspath(new Path(getProject(), systemClassPath));
  String args = "-buildfile " + properties.get("file");
  Commandline.Argument arguments = callee2.createArg();
  arguments.setLine(args);
  if (verbose) {
    callee2.createArg().setValue("-verbose");
  }
  callee2.createArg().setValue(subTarget);
  if (callee2.executeJava() != 0) {
    throw new BuildException("Execution of ANT Task failed");
  }
}

代码示例来源：origin: com.atlassian.maven.plugins/maven-amps-plugin

this.java.setFailonerror(true);
  this.java.execute();
  if (ex.getMessage().contains("Java returned: 1"))
    ex = new BuildException(ex.getMessage()
      + "  See log for details.", ex.getCause(), ex.getLocation());

代码示例来源：origin: org.apache.ant/ant

Java execTask = new Java(this);
execTask.setDir(new File("."));
execTask.setClassname("com.inprise.server.commandline.EJBUtilities");
execTask.setClasspath(classpath.concatSystemClasspath());
execTask.setFork(true);
execTask.createArg().setValue("generateclient");
if (debug) {
  execTask.createArg().setValue("-trace");
execTask.createArg().setValue("-short");
execTask.createArg().setValue("-jarfile");
execTask.createArg().setValue(ejbjarfile.getAbsolutePath());
execTask.createArg().setValue("-single");
execTask.createArg().setValue("-clientjarfile");
execTask.createArg().setValue(clientjarfile.getAbsolutePath());
execTask.execute();
throw new BuildException("Exception while calling generateclient", e);

代码示例来源：origin: axis/axis-ant

private void executeInForkedVM(String[] args) {
  try {
    // Create an instance of the compiler, redirecting output to
    // the project log
    Java java = (Java) (getProject().createTask("java"));
    getProject().log("using classpath: " + classpath,
        Project.MSG_DEBUG);
    java.setClasspath(classpath);
    java.setClassname("org.apache.axis.client.AdminClient");
    for (int i = 0; i < args.length; i++) {
      java.createArg().setValue(args[i]);
    }
    java.setFailonerror(failOnError);
    //we are forking here to be sure that if AdminClient calls
    //System.exit() it doesn't halt the build
    java.setFork(true);
    java.setTaskName("AdminClient");
    java.execute();
  } catch (BuildException e) {
    //rethrow these
    throw e;
  } catch (Exception e) {
    throw new BuildException("Exception in " + getTaskName(), e);
  }
}

代码示例来源：origin: org.apache.ant/ant

/**
 * Verify the produced jar file by invoking the Borland verify tool
 * @param sourceJar java.io.File representing the produced jar file
 */
private void verifyBorlandJarV4(File sourceJar) {
  Java javaTask = null;
  log("verify BAS " + sourceJar, Project.MSG_INFO);
  try  {
    String args = verifyArgs;
    args += " " + sourceJar.getPath();
    javaTask = new Java(getTask());
    javaTask.setTaskName("verify");
    javaTask.setClassname(VERIFY);
    Commandline.Argument arguments = javaTask.createArg();
    arguments.setLine(args);
    Path classpath = getCombinedClasspath();
    if (classpath != null)  {
      javaTask.setClasspath(classpath);
      javaTask.setFork(true);
    }
    log("Calling " + VERIFY + " for " + sourceJar.toString(),
      Project.MSG_VERBOSE);
    javaTask.execute();
  } catch (Exception e) {
    //TO DO : delete the file if it is not a valid file.
    String msg = "Exception while calling " + VERIFY + " Details: "
      + e.toString();
    throw new BuildException(msg, e);
  }
}

代码示例来源：origin: net.sf.antenna/antenna

writer.close();
Java java = new Java();
java.setProject(project);
java.setTaskName(parent.getTaskName());
String home = project.getProperty("wtk.proguard.home");
java.createClasspath().setPath(
    home != null ? new File(home + "/lib", "proguard.jar").getAbsolutePath() : getWtkRelative("bin/proguard.jar"));
java.createClasspath().setPath(System.getProperty("java.class.path"));
java.setClassname("proguard.ProGuard");
java.setFailonerror(true);
java.createArg().setLine("\"@'" + script + "'\"");
if (verbose) {
  java.createArg().setLine(" -verbose");
    java.createArg().setLine(" " + arguments.elementAt(i));
java.setFork(true);
int result = java.executeJava();
if (result != 0) {
  throw new BuildException("Obfuscation failed (result=" + result + ")");

代码示例来源：origin: net.sf.antenna/antenna

throw new BuildException("Error loading JAD file", ex);
Java java = new Java();
java.setProject(getProject());
java.setTaskName(this.getTaskName());
java.createClasspath().setPath(converter);
java.setClassname("com.sun.midp.palm.database.MakeMIDPApp");
java.setFork(true);
java.setFailonerror(true);
java.createArg().setLine(" -o \"" + prc + "\"");
if (creator != null) java.createArg().setLine(" -creator \"" + creator + "\"");
if (icon != null) java.createArg().setLine(" -icon \"" + icon + "\"");
if (smallicon != null) java.createArg().setLine(" -smallicon \"" + smallicon + "\"");
if (name != null) java.createArg().setLine(" -name \"" + name + "\"");
if (longname != null) java.createArg().setLine(" -longname \"" + longname + "\"");
if (type != null) java.createArg().setLine(" -type " + type);
if (jadFile != null) java.createArg().setLine(" -jad \"" + jadFile + "\"");
  java.createArg().setFile(jarFile);
  java.createArg().setFile(new File(jadFile.getParent(), new File(jad.getValue("MIDlet-Jar-URL")).getName()));
java.execute();
if (!new File(prc).exists()) {
  log("There was a problem generating the PRC file. Maybe you are using");

代码示例来源：origin: org.ow2.bonita/bonita-client

if (bar == null) {
  String message = ExceptionManager.getInstance().getFullMessage("bat_BJ_1");
 throw new BuildException(message);
java.createArgument().setValue("-bar=" + bar.getAbsolutePath());
java.addSysproperty(testVar);
 var.setKey(BonitaConstants.ENVIRONMENT_PROPERTY);
 var.setValue(env.getAbsolutePath());
 java.addSysproperty(var);
 super.execute();
} catch (Throwable t) {
 t.printStackTrace();