pagemain.java

CMM编译器词法分析及语法分析代码

package try_sw;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import   java.awt.Dimension;
import  java.awt.Color;
import javax.swing.JButton;
import  javax.swing.JFrame;
import  javax.swing.JPanel;
import  javax.swing.JScrollPane;
import  javax.swing.JTree;
import  javax.swing.BoxLayout;
import  javax.swing.tree.TreePath;
import  javax.swing.tree.DefaultMutableTreeNode;
import  javax.swing.tree.DefaultTreeModel;




public class pagemain extends JFrame{
	
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	static Mystack sta = new Mystack();
	private JButton 
	 b= new JButton("analyse"),
	 c= new JButton("Clear");
	
	private JTextArea t = new JTextArea(20,20);
   private JTextArea t1 = new JTextArea(20,20); 
   //private JTree jt = new JTree();
	
	public pagemain(){
			b.addActionListener(new ActionListener(){
			
			public void actionPerformed(ActionEvent e){
				
				String str = t.getText();
			    sta = new analyzer().analyze(nh, str); 
				 
			     String out = sta.print();
			  //  System.out.println(sta.length());
			     t1.setText(out);
				
			     DefaultMutableTreeNode dt = new Parser().Parse(llh, sta);
			     
			      //System.out.println(dt.getChildCount());
			      JTree tmpjt = new JTree(dt);
			      
			      //add(new JScrollPane(tmpjt));
			      //jt =tmpjt;
				
				
			     JPanel panel1  =   new  JPanel();
				  panel1.setLayout ( new  BoxLayout (panel1, BoxLayout.X_AXIS));
				  panel1.setPreferredSize ( new  Dimension ( 400 ,  400 ));
				  panel1.add ( new  JScrollPane (tmpjt));
				  
				  JFrame frame  =   new  JFrame ( " JTreetest " );
				  frame.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE);
				  frame.setContentPane (panel1);
				  frame.pack();
				  frame.show();
				
			}
		
		});
	
		c.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e){
				
				t.setText("");
				t1.setText("");
			}
		});
		
		
		setLayout(new FlowLayout());
		add(new JScrollPane(t));
		add(new JScrollPane(t1));
		//add(new JScrollPane());
		add(b);
		add(c);
	}

	/**
	 * @param args
	 */
	
	static Newhash nh = new Newhash();
	static LLhash llh = new LLhash();
	static void hashinit(){
		
		/*
		 * 1--variable
		 * 2--preserved
		 * 3--number
		 * 4--logicsymbol
		 * 5--mathsymbol
		 * 6--othersymbol
		 */
		String[] preservedarr = {"if","else","while","read","write","int","real"};
		String[] logicop= {"<","==","<>"};
		String[] mathop= {"+","-","*","/","(",")"};
		String[] otherop = {"=",";","{","}","/*","*/","[","]"};
		nh.put(preservedarr, 2);
		nh.put(logicop,4);
		nh.put(mathop, 5);
		nh.put(otherop, 6);
		
		
	}
	
	static void hashinit2(){
		

		String[] e1={"value-}","EX","value-{","value-)","value-(","value-main","value-void"};
		llh.put("Start", "value-void",e1 );
	
		String[] e2={"EX","value-;","variable","style-2"};
		llh.put("EX", "style-2",e2);
		
		String[] e3={"EX","value-;","CALEX","value-=","variable"};
		llh.put("EX", "style-1",e3 );
		
		String[] e4={"EX","value-;","value-)","variable","value-(","value-read"};
		llh.put("EX", "value-read",e4 );
		
		String[] e5={"EX","value-;","value-)","variable","value-(","value-write"};
		llh.put("EX", "value-write",e5 );
		
		String[] e6={"EX","IFCL"};
		llh.put("EX", "value-if",e6 );
		
		String[] e7={"EX","WHILE_CLAUSE"};
		llh.put("EX", "value-while",e7 );
		
		String[] e8={"EPSILON"};
		llh.put("EX", "value-#",e8 );
		
		String[] e9={"EPSILON"};
		llh.put("EX", "value-}",e9 );
		
		String[] e10={"value-}","EX","value-{"};
		llh.put("EEX", "value-{",e10 );
		
		String[] e11={"EX"};
		llh.put("EEX", "style-2",e11);
		
		String[] e12={"EX"};
		llh.put("EEX", "style-1",e12 );
		
		String[] e13={"EX"};
		llh.put("EEX", "value-if",e13 );
		
		String[] e14={"EX"};
		llh.put("EEX", "value-while",e14 );
		
		String[] e15={"EX"};
		llh.put("EEX", "value-#",e15 );
		
		String[] e16={"CALEX","style-4","CALEX"};
		llh.put("RELEX", "value-(",e16 );
		
		String[] e17={"CALEX","style-4","CALEX"};
		llh.put("RELEX", "style-1",e17 );
		
		String[] e18={"CALEX","style-4","CALEX"};
		
		llh.put("RELEX", "style-3",e18 );
		
		String[] e19={"ELSE_SER","EEX","value-)","RELEX","value-(","value-if"};
		
		llh.put("IFCL", "value-if",e19 );
		
		String[] e20={"ELSE","value-else"};
		
		llh.put("ELSE_SER", "value-else",e20 );
		
		String[] e21={"EPSILON"};
		
		llh.put("ELSE_SER", "value-#",e21 );
		
      String[] e22={"EPSILON"};
		
		llh.put("ELSE_SER", "style-2",e22 );
		
		String[] e23={"EPSILON"};
		
		llh.put("ELSE_SER", "style-1",e23 );
		
		String[] e24={"EPSILON"};
		
		llh.put("ELSE_SER", "value-if",e24 );
		
		String[] e25={"EPSILON"};
		
		llh.put("ELSE_SER", "value-while",e25 );
		
		String[] e26={"EPSILON"};
		
		llh.put("ELSE_SER", "value-}",e26 );
		
		String[] e27={"ELSE_SER","EEX","value-)","RELEX","value-(","value-if"};
		
		llh.put("ELSE", "value-if",e27 );
		
      String[] e28={"EEX"};
		
		llh.put("ELSE", "value-{",e28 );
		
      String[] e29={"value-;","variable","style-2"};
		
		llh.put("ELSE", "style-2",e29 );
		
		String[] e30={"value-;","CALEX","value-=","variable"};
		
		llh.put("ELSE", "style-1",e30 );
		
		String[] e31={"value-;","value-)","variable","value-(","value-read"};
		
		llh.put("ELSE", "value-read",e31 );
		
		String[] e32={"value-;","value-)","variable","value-(","value-write"};
		
		llh.put("ELSE", "value-write",e32 );
		
		String[] e33={"CL","value-)","RELEX","value-(","value-while"};
		
		llh.put("WHILE_CLAUSE", "value-while",e33 );
		
		String[] e34={"EEX"};
		
		llh.put("CL", "value-{",e34 );
		
      String[] e35={"value-;","variable","style-2"};
		
		llh.put("CL", "style-2",e35 );
		
		String[] e36={"value-;","CALEX","value-=","variable"};
		
		llh.put("CL", "style-1",e36 );
		
		String[] e37={"value-;","value-)","variable","value-(","value-read"};
		
		llh.put("CL", "value-read",e37 );
		
		String[] e38={"value-;","value-)","variable","value-(","value-write"};
		
		llh.put("CL", "value-write",e38 );
	
		String[] e82 = {"EPSILON"};
		
		llh.put("va", "style-4", e82);
		
		String[] e39={"va","style-1"};
		
		llh.put("variable", "style-1",e39 );
		
		String[] e77={"EPSILON"};
		
		llh.put("va", "value-=", e77);
		
		String[] e40={"value-]","CALEX","value-["};
		
		llh.put("va", "value-[",e40 );
		
		String[] e41={"EPSILON"};
		
		llh.put("va", "value-;",e41 );
		
		String[] e42={"EPSILON"};
		
		llh.put("va", "value-#",e42 );
		
		String[] e43={"EPSILON"};
		
		llh.put("va", "value-)",e43 );
		
		String[] e44={"EPSILON"};
		
		llh.put("va", "value-+",e44);
		
		String[] e45={"EPSILON"};
		
		llh.put("va", "value--",e45 );
		
		String[] e46={"EPSILON"};
		
		llh.put("va", "value-*",e46 );
		
		String[] e47={"EPSILON"};
		
		llh.put("va", "value-/",e47 );
		
		String[] e48={"mT","m_variable"};
		
		llh.put("CALEX", "style-1",e48 );
		
		String[] e49={"mT","m_variable"};
		
		llh.put("CALEX", "style-3",e49 );
		
		String[] e50={"mT","m_variable"};
		
		llh.put("CALEX", "value-(",e50 );
		
		String[] e51={"mS","style-5"};
		
		llh.put("mT", "value-+",e51 );
		
		String[] e52={"mS","style-5"};
		
		llh.put("mT", "value--",e52 );
		
		String[] e53={"EPSILON"};
		
		llh.put("mT", "value-;",e53 );	
		
		String[] e54={"EPSILON"};
		
		llh.put("mT", "value-)",e54 );
		
		String[] e80={"EPSILON"};
		
		llh.put("mT", "style-4", e80);
		
		String[] e55={"mA","m_variable"};
		
		llh.put("mS", "style-1",e55 );
		
		String[] e56={"mA","m_variable"};
		
		llh.put("mS", "style-3",e56 );
		
		String[] e57={"mN","CALEX","("};
		
		llh.put("mS", "style-(",e57 );
		
		String[] e58={"mS_"};
		
		llh.put("mA", "value-#",e58 );
		
		String[] e59={"mS_"};
		
		llh.put("mA", "value-*",e59 );
		
		String[] e60={"mS_"};
		
		llh.put("mA", "value-/",e60 );
		
		//String[] e61={"mT"};
		
		//llh.put("mA", "value-#",e61 );
		
		String[] e62={"mT"};
		
		llh.put("mA", "value-+",e62 );
		
		String[] e63={"mT"};
		
		llh.put("mA", "value--",e63 );
		
		//String[] e64={"value-)","mS_"};
		
		//llh.put("mN", "value-)",e64);
		
		String[] e65={"value-)","mS_"};
		
		llh.put("mN", "value-*",e65);
		
		String[] e66={"value-)","mS_"};
		
		llh.put("mN", "value-/",e66);
		
		String[] e67={"value-)","mT"};
		
		llh.put("mN", "value-+",e67);
		
		//String[] e68={"value-)","mS_"};
		
		//llh.put("mN", "value-)",e68);
		
		String[] e69={"value-)","mT"};
		
		llh.put("mN", "value--",e69);
		
		String[] e70={"mM","style-5"};
		
		llh.put("mS_", "value-*",e70);
		
		String[] e71={"mM","style-5"};
		
		llh.put("mS_", "value-/",e71);
		
		String[] e72={"mS_","m_variable"};
		
		llh.put("mM", "style-1",e72);
		
		String[] e73={"mS_","m_variable"};
		
		llh.put("mM", "style-3",e73);
		
		String[] e74={"mS_","value-)","CALEX","value-("};
		
		llh.put("mM", "value-(",e74);
		
		String[] e75={"EPSILON"};
		
		llh.put("mS_", "value-;",e75);
		
		String[] e76={"EPSILON"};
		
		llh.put("mS_", "value-}",e76);
		
		String[] e78={"variable"};
		
		llh.put("m_variable", "style-1", e78);
		
		String[] e79={"style-3"};
		
		llh.put("m_variable", "style-3", e79);
		
		String[] e81={"EPSILON"};
		
		llh.put("mS_", "style-4", e81);
		
		String[] e83 ={"EPSILON"};
		
		llh.put("mA", "value-;", e83);
		
		
		
		
		
		
	}
	
		
		
		
		
		
	
		
	
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		
		hashinit();
		hashinit2();
		//sta = new analyzer().analyze(nh, "if(a");
		//System.out.println(sta.print());
		SwingConsole.run(new pagemain(),550,600);

		
		
	}

}
//81