import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
public ProgressCodeWriter( CodeWriter output, XJCListener progress, int totalFileCount ) {
    super(output);
    this.progress = progress;
    this.totalFileCount = totalFileCount;
    if(progress==null)
        throw new IllegalArgumentException();
}
 

import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
/**
 * Creates a configured CodeWriter that produces files into the specified directory.
 */
public CodeWriter createCodeWriter( CodeWriter core ) {
    if(noFileHeader)
        return core;

    return new PrologCodeWriter( core,getPrologComment() );
}
 

import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
/**
 * Creates a configured CodeWriter that produces files into the specified directory.
 *
 * @param core
 * @return
 */
public CodeWriter createCodeWriter(CodeWriter core) {
    if (noFileHeader)
        return core;

    return new PrologCodeWriter(core, getPrologComment());
}
 

import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
public ProgressCodeWriter( CodeWriter output, PrintStream progress ) {
    super(output);
    this.progress = progress;
    if(progress==null)
        throw new IllegalArgumentException();
}
 

import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
public FilterCodeWriter(CodeWriter core) {
    this.core = core;
}
 

import com.sun.codemodel.internal.CodeWriter; //导入依赖的package包/类
/**
 * @param core
 *      This CodeWriter will be used to actually create a storage for files.
 *      PrologCodeWriter simply decorates this underlying CodeWriter by
 *      adding prolog comments.
 * @param prolog
 *      Strings that will be added as comments.
 *      This string may contain newlines to produce multi-line comments.
 *      '//' will be inserted at the beginning of each line to make it
 *      a valid Java comment, so the caller can just pass strings like
 *      "abc\ndef"
 */
public PrologCodeWriter( CodeWriter core, String prolog ) {
    super(core);
    this.prolog = prolog;
}