searchlevel.java

这是一个从音频信号里提取特征参量的程序

/*
 * @(#) SearchLevel.java  1.10 10/09/02
 *
 * Copyright ***,  All Rights Reserved.
 * 
 * This software is the proprietary information of ********  
 * Use is subject to license terms.
 * 
 */

// import java packages
//
import java.io.*;
import java.lang.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;
import java.awt.*;

/**
 * This class is to ..... 
 * .....
 * .....
 * @version 1.00
 * @author Kaihua Huang 
 */
public class SearchLevel {
    
    //-----------------------------------------------------------------
    //
    // instance data members
    //
    //-----------------------------------------------------------------

    // level name
    //
    public String level_name_d;

    // graph names, set to the symbols of the upper levels
    //
    public Vector graph_names_d = new Vector();
    
    // this is a index to DiGraph map
    //
    public HashMap graphs_d = new HashMap();
    public HashMap work_areas_d = new HashMap();
    public Vector symbol_types_d = new Vector();

    // different symbol tables
    //
    public Vector symbols_d = new Vector();
    public Vector contexts_d = new Vector();
    public Vector non_speech_d = new Vector();
    public Vector contextless_d = new Vector();
    public Vector dummy_d = new Vector();
    public Vector skip_d = new Vector();
    public Vector exclude_d = new Vector();    
    public Vector ST_d = new Vector();

    
    // ui elements
    //
    public JPanel jGraphPane = new JPanel();
    public JScrollPane jWorkPane = 
	new JScrollPane(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
			JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
    
    //public Vector context_d;
    //public Map grammar_graph_map_d;

    //-----------------------------------------------------------------
    //
    // function members
    //
    //-----------------------------------------------------------------

    /**
     * check errors in the model
     * 
     * @return a flag indicate the status
     */
    public boolean check(String prefix_a, String msg_a) {

	// print message
	//
	CData.error_message_d += prefix_a + msg_a + "\n";

	// checking the symbols
	//
	if (symbols_d.size() == 0) {
	    
	    CData.error_message_d += 
		prefix_a + CData.ERR_LEVEL_NO_SYMBOLS + "\n";
	    CData.err_flag_d = true;
	    return false;
	}
	
	// checking the graph names
	//
	if (graph_names_d.size() == 0) {
	    
	    CData.error_message_d += 
		prefix_a + CData.ERR_LEVEL_NO_GRAPHS + "\n";
	    CData.err_flag_d = true;
	    return false;
	}
	
	// store all graph names and graphs
	//
	for (int i= 0; i < graph_names_d.size(); i++) {
	    String graph_name = (String)graph_names_d.get(i);
	    DiGraph curr_graph = (DiGraph)graphs_d.get(graph_name);
	    if ( curr_graph == null ){
		CData.error_message_d += 
		    prefix_a + "no graph defined for: " + graph_name + "\n";
		CData.err_flag_d = true;
		return false;
	    }
	    String prefix = prefix_a + CData.PREFIX_INDENT;
	    String message = "checking graph: " + graph_name;
	    System.out.println(prefix + message);
	    if ( !curr_graph.check(prefix, message)){
		return false;
	    }
	}
	
	return true;

    }

    /**
     * init the global data
     * 
     * @param none
     * @return void
     */
    public void init() {

	// set the layout for the border
	//
	jGraphPane.setLayout(new BorderLayout());
	//jGraphPane.setPreferredSize(new Dimension(6, 10));
	jGraphPane.setLayout(new BorderLayout());
	jGraphPane.add(jWorkPane, BorderLayout.CENTER);
	
	// set the dimensions of the scroller
	//
	//jWorkPane.setBackground(Color.white);
    }

    /**
     * init the global data
     * 
     * @param none
     * @return void
     */
    public void setWorkArea(WorkArea work_area_a) {

	// set the layout for the border
	//
	jGraphPane.removeAll();
	//jGraphPane.setPreferredSize(new Dimension(10, 40));
	//jGraphPane.setLayout(new BorderLayout());

	JScrollPane jWorkPane = 
	    new JScrollPane(work_area_a, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
			    JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
	jGraphPane.add(jWorkPane, BorderLayout.CENTER);
	jGraphPane.revalidate();

	// set the dimensions of the scroller
	//
	//jWorkPane.setBackground(Color.white);
    }

    /**
     * isNonSpeechSymbol
     * 
     * @param none
     * @return void
     */
    public boolean isNonSpeechSymbol(String symbol_a) {

	if ( non_speech_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * isDummySymbol
     * 
     * @param none
     * @return void
     */
    public boolean isDummySymbol(String symbol_a) {

	if ( dummy_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * isContextLessSymbol
     * 
     * @param none
     * @return void
     */
    public boolean isContextLessSymbol(String symbol_a) {

	if ( contextless_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * isDummySymbol
     * 
     * @param none
     * @return void
     */
    public boolean isSkipSymbol(String symbol_a) {

	if ( skip_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * isExcludeSymbol
     * 
     * @param none
     * @return void
     */
    public boolean isExcludeSymbol(String symbol_a) {

	if ( exclude_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * isSTSymbol
     * 
     * @param none
     * @return void
     */
    public boolean isSTSymbol(String symbol_a) {

	if ( ST_d.indexOf(symbol_a) >= 0 ){
	    return true;
	}
	
	return false;
    }

    /**
     * sortSymbols
     * 
     * @param none
     * @return void
     */
    public boolean sortSymbols() {

	Object[] symbols = symbols_d.toArray();
	Arrays.sort(symbols);
	symbols_d.clear();
	for ( int i = 0; i < symbols.length; i++ ){
	    symbols_d.add((String)symbols[i]);
	}
	return true;
    }

    /**
     * store this level
     * 
     * @return void
     */
    public void store(String prefix_a) {

	// get the io to set properties
	//
	Properties io = CData.io_d;
	
	// tags
	//
	String level_name_tag = prefix_a + CData.IO_LEVEL_NAME;
	String level_graph_size_tag = prefix_a + CData.IO_LEVEL_GRAPH_SIZE;
	
	// store symbol table
	//
	String level_symbol_size_tag = prefix_a + CData.IO_LEVEL_SYMBOL_SIZE;
	String level_symbol_tag = prefix_a + CData.IO_LEVEL_SYMBOL;
	CData.storeSymbols(symbols_d, level_symbol_size_tag, level_symbol_tag);

	// store context table
	//
	level_symbol_size_tag = prefix_a + CData.IO_LEVEL_CONTEXT_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_CONTEXT;
	CData.storeSymbols(contexts_d, level_symbol_size_tag, level_symbol_tag);

	// store non_speech table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_NON_SPEECH_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_NON_SPEECH_SYMBOL;
	CData.storeSymbols(non_speech_d, level_symbol_size_tag, level_symbol_tag);

	// store context_less table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_CONTEXTLESS_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_CONTEXTLESS_SYMBOL;
	CData.storeSymbols(contextless_d, level_symbol_size_tag, level_symbol_tag);

	// store dummy table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_DUMMY_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_DUMMY_SYMBOL;
	CData.storeSymbols(dummy_d, level_symbol_size_tag, level_symbol_tag);

	// store skip table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_SKIP_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_SKIP_SYMBOL;
	CData.storeSymbols(skip_d, level_symbol_size_tag, level_symbol_tag);

	// store exclude table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_EXCLUDE_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_EXCLUDE_SYMBOL;
	CData.storeSymbols(exclude_d, level_symbol_size_tag, level_symbol_tag);

	// store ST table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_ST_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_ST_SYMBOL;
	CData.storeSymbols(ST_d, level_symbol_size_tag, level_symbol_tag);

	// values
	//
	String graph_size = String.valueOf(graph_names_d.size());
	
	// store all data members
	//
	io.setProperty(level_name_tag, level_name_d);
	io.setProperty(level_graph_size_tag, graph_size);

	// store all graph names and graphs
	//
	for (int i= 0; i < graph_names_d.size(); i++) {
	    String graph_name = (String)graph_names_d.get(i);
	    String prefix = prefix_a + CData.IO_LEVEL_GRAPH_NAME
		+ String.valueOf(i);
	    io.setProperty(prefix, graph_name);
	    
	    String graph_prefix = prefix_a + CData.IO_DIGRAPH_PREFIX
		+ String.valueOf(i);
	    DiGraph curr_graph = (DiGraph)graphs_d.get(graph_name);
	    
	    if ( curr_graph == null ){
		curr_graph = new DiGraph();
		graphs_d.put(graph_name, curr_graph);
	    }
	    curr_graph.store(graph_prefix);
	}
    }

    /**
     * load this level
     * 
     * @return void
     */
    public void load(String prefix_a) {

	// get the io to set properties
	//
	Properties io = CData.io_d;
	
	// tags
	//
	String level_name_tag = prefix_a + CData.IO_LEVEL_NAME;
	String level_graph_size_tag = prefix_a + CData.IO_LEVEL_GRAPH_SIZE;
	
	// values
	//
	String graph_size;
	int g_size;

	// load symbol table
	//
	String level_symbol_size_tag = prefix_a + CData.IO_LEVEL_SYMBOL_SIZE;
	String level_symbol_tag = prefix_a + CData.IO_LEVEL_SYMBOL;
	CData.loadSymbols(symbols_d, level_symbol_size_tag, level_symbol_tag);

	// load context table
	//
	level_symbol_size_tag = prefix_a + CData.IO_LEVEL_CONTEXT_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_CONTEXT;
	CData.loadSymbols(contexts_d, level_symbol_size_tag, level_symbol_tag);

	// load non_speech table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_NON_SPEECH_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_NON_SPEECH_SYMBOL;
	CData.loadSymbols(non_speech_d, level_symbol_size_tag, level_symbol_tag);

	// load context_less table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_CONTEXTLESS_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_CONTEXTLESS_SYMBOL;
	CData.loadSymbols(contextless_d, level_symbol_size_tag, level_symbol_tag);

	// load dummy table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_DUMMY_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_DUMMY_SYMBOL;
	CData.loadSymbols(dummy_d, level_symbol_size_tag, level_symbol_tag);

	// load skip table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_SKIP_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_SKIP_SYMBOL;
	CData.loadSymbols(skip_d, level_symbol_size_tag, level_symbol_tag);

	// load exclude table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_EXCLUDE_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_EXCLUDE_SYMBOL;
	CData.loadSymbols(exclude_d, level_symbol_size_tag, level_symbol_tag);

	// load ST table
	//
	level_symbol_size_tag = prefix_a 
	    + CData.IO_LEVEL_ST_SYMBOL_SIZE;
	level_symbol_tag = prefix_a + CData.IO_LEVEL_ST_SYMBOL;
	CData.loadSymbols(ST_d, level_symbol_size_tag, level_symbol_tag);

	// load all data members
	//
	level_name_d = io.getProperty(level_name_tag);
	graph_size = io.getProperty(level_graph_size_tag);
	g_size = Integer.valueOf(graph_size).intValue();

	// load  all graphs
	//
	for (int i= 0; i < g_size; i++) {
	    String prefix = prefix_a + CData.IO_LEVEL_GRAPH_NAME
		+ String.valueOf(i);
	    String graph_name = io.getProperty(prefix);
	    graph_names_d.add(graph_name);
	    
	    String graph_prefix = prefix_a + CData.IO_DIGRAPH_PREFIX
		+ String.valueOf(i);
	    DiGraph curr_graph = new DiGraph();
	    curr_graph.load(graph_prefix);
	    graphs_d.put(graph_name, curr_graph);
	}

	// initialize the search level
	//
	init();
    }

}