import org.antlr.tool.ToolMessage; //导入依赖的package包/类
public void error(ToolMessage msg) {
	errors.add(msg);
}
 

import org.antlr.tool.ToolMessage; //导入依赖的package包/类
@Override
public void error(ToolMessage tm) {
}
 

import org.antlr.tool.ToolMessage; //导入依赖的package包/类
@Override
public void error(ToolMessage message) {
	writeMessage("TOOL ERROR: " + message.toString());
	
}
 

import org.antlr.tool.ToolMessage; //导入依赖的package包/类
public void error(ToolMessage arg0) {
	System.out.println("error " + arg0);
}