import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
public STViz(ErrorManager errMgr,
			 EvalTemplateEvent root,
			 String output,
			 Interpreter interp,
                List<String> trace,
                List<STMessage> errors)
   {
	this.errMgr = errMgr;
	this.currentEvent = root;
	this.currentScope = root.scope;
	this.output = output;
	this.interp = interp;
       this.allEvents = interp.getEvents();
	this.trace = trace;
       this.errors = errors;
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
public STViz(ErrorManager errMgr, EvalTemplateEvent root, String output, Interpreter interp, List<String> trace, List<STMessage> errors) {
    this.errMgr = errMgr;
    this.currentEvent = root;
    this.currentScope = root.scope;
    this.output = output;
    this.interp = interp;
    this.allEvents = interp.getEvents();
    this.trace = trace;
    this.errors = errors;
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
private void report(String msgType, STMessage msg)
{
    // only report the full error with potential stack trace if verbose
    if (verboseMode) {
        logError(msgType + " " + msg.toString());
    } else {
        logError(msgType + " " + String.format(msg.error.message, msg.arg, msg.arg2, msg.arg3) );
    }
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
/** Renders template into string
 * @return The rendered template if exists, or empty string */
private final String renderContentTemplate(final ST contentTemplate, final Map<String, Object> values/*, final String language*/, final ErrorBuffer error) {
    if (contentTemplate != null) { // it has to be possible to use a layout without defining a template
        Writer sw = new StringBuilderWriter();
        
        final ErrorBuffer templateErrors = new ErrorBuffer();
        renderContentTemplate(contentTemplate, sw, values/*, language*/, templateErrors);
        
        // handle potential errors
        if (!templateErrors.errors.isEmpty()) {
            for (STMessage err : templateErrors.errors) {
                if (err.error == ErrorType.INTERNAL_ERROR) {
                    log.warn("Reloading GroupDir as we have found a problem during rendering of template \"{}\"\n{}",contentTemplate.getName(), templateErrors.errors.toString());
                    //README when errors occur, try to reload the specified templates and try the whole thing again
                    // this often rectifies the problem
                    reloadGroup();
                    ST reloadedContentTemplate = readTemplate(contentTemplate.getName());
                    sw = new StringBuilderWriter();
                    renderContentTemplate(reloadedContentTemplate, sw, values/*, language*/, error);
                    break;
                }
            }
        }

        return sw.toString();
    }
    return "";
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void compileTimeError(@NotNull final STMessage stMessage)
{
    @Nullable final Log log = UniqueLogFactory.getLog(AbstractQueryJTemplate.class);

    if (log != null)
    {
        log.error(stMessage.toString());
    }
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void runTimeError(@NotNull final STMessage stMessage)
{
    @Nullable final Log log = UniqueLogFactory.getLog(AbstractQueryJTemplate.class);

    if (log != null)
    {
        log.error(stMessage.toString());
    }
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void IOError(@NotNull final STMessage stMessage)
{
    @Nullable final Log log = UniqueLogFactory.getLog(AbstractQueryJTemplate.class);

    if (log != null)
    {
        log.error(stMessage.toString());
    }
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void internalError(@NotNull final STMessage stMessage)
{
    @Nullable final Log log = UniqueLogFactory.getLog(AbstractQueryJTemplate.class);

    if (log != null)
    {
        log.error(stMessage.toString());
    }
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
private void throwFor(STMessage msg) {
	// Best API in the world, have to format things manually, because only toString() does this for us, but
	// toString() will also include the stack trace and the result would be ugly.
	String text = String.format(msg.error.message, msg.arg, msg.arg2, msg.arg3);

	// We throw Errors, because ST will catch Exceptions and call us again
	if (msg.cause != null)
		throw new Error(text, msg.cause);
	else
		throw new Error(text);
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
public String userCodeException(STMessage arg) {
  Throwable t = arg.cause;
  if (t instanceof STNoSuchPropertyException) {
    STNoSuchPropertyException exp = (STNoSuchPropertyException)t;
    if (exp.getCause() != null && exp.getCause() instanceof InvocationTargetException) {
      InvocationTargetException ite = (InvocationTargetException)exp.getCause();
      return "User Code Exception: " + ite.getCause();
    }
  }
  return "<Unknown>";
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void compileTimeError(STMessage msg) {
  System.err.println(msg.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void internalError(STMessage msg) {
  System.err.println(msg.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void IOError(STMessage msg) {
  System.err.println(msg.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void runTimeError(STMessage msg) {
  System.err.println(msg.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void compileTimeError(STMessage stMessage) {
    throw new GeneratorException(stMessage.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void runTimeError(STMessage stMessage) {
    throw new GeneratorException(stMessage.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void IOError(STMessage stMessage) {
    throw new GeneratorException(stMessage.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void internalError(STMessage stMessage) {
    throw new GeneratorException(stMessage.toString());
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void compileTimeError(STMessage msg)
{
    compileError = true;
    report(resources.getString("CompileTimeError"), msg);
}
 

import org.stringtemplate.v4.misc.STMessage; //导入依赖的package包/类
@Override
public void internalError(STMessage msg)
{
    logError("xxx internal error");
    report(resources.getString("InternalError"), msg);
}