词法分析器java

编译词法分析器，用java编写的 public class analyetest { public ArrayList bracket; public ArrayList keyword; public ArrayList symbol; public ArrayList semicolon; public ArrayList operator; static HashMap BRACKET; static HashMap KEYWORD; static HashMap SEMICOLON; static HashMap OPERATOR; public analyetest() { this.KEYWORD = new HashMap(); this.BRACKET = new HashMap(); this.SEMICOLON = new HashMap(); this.OPERATOR = new HashMap(); this.bracket = new ArrayList(); this.keyword = new ArrayList(); this.symbol = new ArrayList(); this.semicolon = new ArrayList(); this.operator = new ArrayList(); }