compiler.java

来自「MoMEUnit是一个单元测试的J2ME的应用程序xUnit架构实例。这是来自J」· Java 代码 · 共 284 行

package org.momeunit.ant.taskdefs;

import java.io.File;
import java.util.Iterator;
import java.util.Set;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.taskdefs.Copy;
import org.apache.tools.ant.taskdefs.Javac;
import org.apache.tools.ant.types.FileSet;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.types.Reference;

/**
 * MoMEUnit nested tag intended to specify and configure compiler used to
 * compile java source files and copy non-java files to destination directory.
 * Extends {@link Javac} task. Forbids following attributes:
 * </p>
 * <ol>
 * <li>
 * <p>
 * <code>classpath</code>, <code>classpathref</code> &ndash; classpath of
 * <code>momeunit</code> is used instead;
 * </p>
 * </li>
 * <li>
 * <p>
 * <code>src</code>, <code>sourcepath</code>, <code>sourcepathref</code> -
 * sources specified by <code>testdir</code> tags and <code>testdir</code>
 * attribute of <code>momeunit</code> are used instead;
 * </p>
 * </li>
 * </ol>
 * <p>
 * and nested tags:
 * </p>
 * <ol>
 * <li>
 * <p>
 * <code>classpath</code> &ndash; classpath of <code>momeunit</code> is used
 * instead;
 * </p>
 * </li>
 * <li>
 * <p>
 * <code>src</code>, <code>sourcepath</code> - sources specified by
 * <code>testdir</code> tags and <code>testdir</code> attribute of
 * <code>momeunit</code> are used instead;
 * </p>
 * </ol>
 * <strong>Note</strong>: <code>target</code> attribute is preset to
 * <code>1.1</code> and <code>source</code> attribute is preset to
 * <code>1.3</code>.
 * </p>
 * </li>
 * 
 * @author Sergio Morozov
 * @version 1.1.2
 */
public class Compiler extends Javac
{

  private Copy copy = null;

  private boolean delOnExit = true;

  private boolean delOnExitSet = false;

  /**
   * Instantiates Compiler tag with owning project.
   * 
   * @param project
   *          owning project.
   * @since 1.1
   */
  public Compiler(Project project)
  {
    this(project, null);
  }

  /**
   * Instantiates Compiler tag with owning project and name of owning task.
   * 
   * @param project
   *          owning project.
   * @param taskName
   *          name of owning task.
   * @since 1.1
   */
  public Compiler(Project project, String taskName)
  {
    super();
    this.setProject(project);
    if (taskName != null) this.setTaskName(taskName);
    this.init();
    super.setSource("1.3");
    super.setTarget("1.1");
    this.setDebug(false);
    this.setOptimize(false);
    this.setFailonerror(true);
    this.copy = new Copy();
    this.copy.setProject(project);
    if (taskName != null) this.copy.setTaskName(taskName);
    this.copy.init();
  }

  /**
   * Executes <code>javac</code> task and <code>copy</code> taska.
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#execute()
   * @since 1.1
   */
  public void execute()
  {
    if (getSrcdir().size() > 0) super.execute();
    this.copy.execute();
  }

  /**
   * Initializes compiler with sourcepath and classpath.
   * 
   * @param srcs
   *          {@link Set} of filesets that designate directories under which all
   *          java source files will be compiled and designate non-java files to
   *          be copied to destination directory.
   * @param classpath
   *          classpath.
   * @since 1.1
   */
  public void init(Set srcs, Path classpath)
  {
    super.createClasspath().append(classpath);
    Path srcPath = super.createSrc();
    for (Iterator i = srcs.iterator(); i.hasNext();)
    {
      FileSet src = (FileSet) i.next();
      srcPath.setLocation(src.getDir(getProject()));
      FileSet fs = (FileSet) src.clone();
      fs.setExcludes("**/*.java");
      this.copy.addFileset(fs);
    }
  }

  /**
   * Throws {@link UnsupportedElementException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#createClasspath()
   * @since 1.1
   */
  public Path createClasspath()
  {
    throw new UnsupportedElementException("classpath", getTaskName());
  }

  /**
   * Throws {@link UnsupportedAttributeException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setClasspathRef(org.apache.tools.ant.types.Reference)
   * @since 1.1
   */
  public void setClasspathRef(Reference r)
  {
    throw new UnsupportedAttributeException("classpathref", getTaskName());
  }

  /**
   * Throws {@link UnsupportedAttributeException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setClasspath(org.apache.tools.ant.types.Path)
   * @since 1.1
   */
  public void setClasspath(Path classpath)
  {
    throw new UnsupportedAttributeException("classpath", getTaskName());
  }

  /*
   * (non-Javadoc)
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setDestdir(java.io.File)
   */
  public void setDestdir(File destDir)
  {
    if (!destDir.exists() || !destDir.isDirectory()) throw new BuildException(
        "destdir=\"" + destDir.getAbsolutePath() + "\" is not a directory.");
    super.setDestdir(destDir);
    this.copy.setTodir(destDir);
  }

  /**
   * Throws {@link UnsupportedAttributeException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setSourcepath(org.apache.tools.ant.types.Path)
   * @since 1.1
   */
  public void setSourcepath(Path sourcepath)
  {
    throw new UnsupportedAttributeException("sourcepath", getTaskName());
  }

  /**
   * Throws {@link UnsupportedAttributeException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setSourcepathRef(org.apache.tools.ant.types.Reference)
   * @since 1.1
   */
  public void setSourcepathRef(Reference r)
  {
    throw new UnsupportedAttributeException("sourcepathref", getTaskName());
  }

  /**
   * Throws {@link UnsupportedAttributeException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#setSrcdir(org.apache.tools.ant.types.Path)
   * @since 1.1
   */
  public void setSrcdir(Path srcDir)
  {
    throw new UnsupportedAttributeException("src", getTaskName());
  }

  /**
   * Throws {@link UnsupportedElementException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#createSourcepath()
   * @since 1.1
   */
  public Path createSourcepath()
  {
    throw new UnsupportedElementException("sourcepath", getTaskName());
  }

  /**
   * Throws {@link UnsupportedElementException} excpetion;
   * 
   * @see org.apache.tools.ant.taskdefs.Javac#createSrc()
   * @since 1.1
   */
  public Path createSrc()
  {
    throw new UnsupportedElementException("src", getTaskName());
  }

  /**
   * Should destination directory with it's content be marked for deletion.
   * 
   * @return <code>true</code> if destination directory with it's content will
   *         be marked for deletion, <code>false</code> otherwise.
   * @since 1.1
   */
  public boolean isDelOnExit()
  {
    return this.delOnExit;
  }

  /**
   * Sets destination directory with it's content to be marked for deletion
   * 
   * @param delOnExit
   *          boolean that indicates should destination directory with it's
   *          content be marked for deletion.
   * @since 1.1
   */
  public void setDelOnExit(boolean delOnExit)
  {
    this.delOnExit = delOnExit;
    this.delOnExitSet = true;
  }

  /**
   * Checks whether <code>delonexit</code> attribute was set.
   * 
   * @return <code>true</code> if <code>delonexit</code> attribute was set,
   *         <code>false</code> otherwise.
   * @since 1.1
   */
  public boolean wasDelOnExitSet()
  {
    return this.delOnExitSet;
  }
}