Source:
public void execute() throws BuildException { if (!destinationDirectory.isDirectory()) { throw new BuildException("destination directory %s is not valid", destinationDirectory.getPath()); } if (!sourceDirectory.isDirectory()) { throw new BuildException("src directory %s is not valid", sourceDirectory.getPath()); } if (destinationPackage == null) { throw new BuildException("package attribute must be present.", getLocation()); } pathToPackage = this.destinationPackage.replace('.', File.separatorChar); DirectoryScanner ds = super.getDirectoryScanner(sourceDirectory); if (compileClasspath == null) { compileClasspath = new Path(getProject()); } compileClasspath = compileClasspath.concatSystemClasspath(); Java helperTask = new Java(this); helperTask.setFork(true); helperTask.setClassname("weblogic.jspc"); helperTask.setTaskName(getTaskName()); String[] args = new String[12]; int j = 0; args[j++] = "-d"; args[j++] = destinationDirectory.getAbsolutePath().trim(); args[j++] = "-docroot"; args[j++] = sourceDirectory.getAbsolutePath().trim(); args[j++] = "-keepgenerated"; args[j++] = "-compilerclass"; args[j++] = "sun.tools.javac.Main"; args[j++] = "-classpath"; args[j++] = compileClasspath.toString(); this.scanDir(ds.getIncludedFiles()); log("Compiling " + filesToDo.size() + " JSP files"); for (String filename : filesToDo) { File jspFile = new File(filename); args[j] = "-package"; String parents = jspFile.getParent(); if (parents == null || parents.isEmpty()) { args[j + 1] = destinationPackage; } else { parents = this.replaceString(parents, File.separator, "_."); args[j + 1] = destinationPackage + "._" + parents; } args[j + 2] = sourceDirectory + File.separator + filename; helperTask.clearArgs(); for (int x = 0; x < j + 3; x++) { helperTask.createArg().setValue(args[x]); } helperTask.setClasspath(compileClasspath); if (helperTask.executeJava() != 0) { log(filename + " failed to compile", Project.MSG_WARN); } } }

Target:
public void execute() throws BuildException { if (!destinationDirectory.isDirectory()) { throw new BuildException("destination directory %s is not valid", destinationDirectory.getPath()); } if (!sourceDirectory.isDirectory()) { throw new BuildException("src directory %s is not valid", sourceDirectory.getPath()); } if (destinationPackage == null) { throw new BuildException("package attribute must be present.", getLocation()); } pathToPackage = this.destinationPackage.replace('.', File.separatorChar); DirectoryScanner ds = super.getDirectoryScanner(sourceDirectory); if (compileClasspath == null) { compileClasspath = new Path(getProject()); } compileClasspath = compileClasspath.concatSystemClasspath(); Java helperTask = new Java(this); helperTask.setFork(true); helperTask.setClassname("weblogic.jspc"); helperTask.setTaskName(getTaskName()); String[] args = new String[12]; int j = 0; args[j++] = "-d"; args[j++] = destinationDirectory.getAbsolutePath().trim(); args[j++] = "-docroot"; args[j++] = sourceDirectory.getAbsolutePath().trim(); args[j++] = "-keepgenerated"; args[j++] = "-compilerclass"; args[j++] = "sun.tools.javac.Main"; args[j++] = "-classpath"; args[j++] = compileClasspath.toString(); this.scanDir(ds.getIncludedFiles()); log("Compiling " + filesToDo.size() + " JSP files"); for (String filename : filesToDo) { File jspFile = new File(filename); args[j] = "-package"; String parents = jspFile.getParent(); if (parents == null || parents.isEmpty()) { args[j + 1] = destinationPackage; } else { parents = this.replaceString(parents, File.separator, "_."); args[j + 1] = destinationPackage + "." + "_" + parents; } args[j + 2] = sourceDirectory + File.separator + filename; helperTask.clearArgs(); for (int x = 0; x < j + 3; x++) { helperTask.createArg().setValue(args[x]); } helperTask.setClasspath(compileClasspath); if (helperTask.executeJava() != 0) { log(filename + " failed to compile", Project.MSG_WARN); } } }