本文整理了Java中org.apache.tools.ant.taskdefs.Javac.checkParameters()方法的一些代码示例，展示了Javac.checkParameters()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。Javac.checkParameters()方法的具体详情如下：
包路径：org.apache.tools.ant.taskdefs.Javac
类名称：Javac
方法名：checkParameters

Javac.checkParameters介绍

[英]Check that all required attributes have been set and nothing silly has been entered.
[中]检查是否已设置所有必需的属性，并且未输入任何内容。

代码示例

代码示例来源：origin: org.apache.ant/ant

/**
 * Executes the task.
 * @exception BuildException if an error occurs
 */
@Override
public void execute() throws BuildException {
  checkParameters();
  resetFileLists();
  // scan source directories and dest directory to build up
  // compile list
  if (hasPath(src)) {
    collectFileListFromSourcePath();
  } else {
    assert hasPath(moduleSourcepath) : "Either srcDir or moduleSourcepath must be given";
    collectFileListFromModulePath();
  }
  compile();
  if (updatedProperty != null
    && taskSuccess
    && compileList.length != 0) {
    getProject().setNewProperty(updatedProperty, "true");
  }
}

代码示例来源：origin: org.glassfish.metro/webservices-tools

@Override
protected void checkParameters() throws BuildException {
  super.checkParameters();
  if (sourceDestDir == null) {
    throw new BuildException("destination source directory must be set", getLocation());
  }
  if (!sourceDestDir.isDirectory()) {
    throw new BuildException("destination source directory \"" + sourceDestDir + "\" does not exist or is not a directory",
        getLocation());
  }
  try {
    Matcher matcher = VERSION_PATTERN.matcher(super.getCompilerVersion());
    if (matcher.find()) {
      float version = Float.valueOf(matcher.group(1));
      if (version < 1.6) {
        throw new BuildException("Annotation processing task requires Java 1.6+", getLocation());
      }
    }
  } catch (Exception e) {
    log("Can't check version for annotation processing task");
  }
}

代码示例来源：origin: javaee/metro-jax-ws

@Override
protected void checkParameters() throws BuildException {
  super.checkParameters();
  if (sourceDestDir == null) {
    throw new BuildException("destination source directory must be set", getLocation());
  }
  if (!sourceDestDir.isDirectory()) {
    throw new BuildException("destination source directory \"" + sourceDestDir + "\" does not exist or is not a directory",
        getLocation());
  }
  try {
    Matcher matcher = VERSION_PATTERN.matcher(super.getCompilerVersion());
    if (matcher.find()) {
      float version = Float.valueOf(matcher.group(1));
      if (version < 1.6) {
        throw new BuildException("Annotation processing task requires Java 1.6+", getLocation());
      }
    }
  } catch (Exception e) {
    log("Can't check version for annotation processing task");
  }
}

代码示例来源：origin: javaee/metro-jax-ws

@Override
protected void checkParameters() throws BuildException {
  super.checkParameters();
  if (sourceDestDir == null) {
    throw new BuildException("destination source directory must be set", getLocation());
  }
  if (!sourceDestDir.isDirectory()) {
    throw new BuildException("destination source directory \"" + sourceDestDir + "\" does not exist or is not a directory",
        getLocation());
  }
  try {
    Matcher matcher = VERSION_PATTERN.matcher(super.getCompilerVersion());
    if (matcher.find()) {
      float version = Float.valueOf(matcher.group(1));
      if (version < 1.6) {
        throw new BuildException("Annotation processing task requires Java 1.6+", getLocation());
      }
    }
  } catch (Exception e) {
    log("Can't check version for annotation processing task");
  }
}

代码示例来源：origin: com.sun.xml.ws/jaxws-tools

@Override
protected void checkParameters() throws BuildException {
  super.checkParameters();
  if (sourceDestDir == null) {
    throw new BuildException("destination source directory must be set", getLocation());
  }
  if (!sourceDestDir.isDirectory()) {
    throw new BuildException("destination source directory \"" + sourceDestDir + "\" does not exist or is not a directory",
        getLocation());
  }
  try {
    Matcher matcher = VERSION_PATTERN.matcher(super.getCompilerVersion());
    if (matcher.find()) {
      float version = Float.valueOf(matcher.group(1));
      if (version < 1.6) {
        throw new BuildException("Annotation processing task requires Java 1.6+", getLocation());
      }
    }
  } catch (Exception e) {
    log("Can't check version for annotation processing task");
  }
}