findtypebean.java

一个简单的网上订书系统 java的课程设计

package funcBeans;

import beans.*;
import java.util.*;

import connector.Searcher;

public class FindTypeBean {	

	private Searcher s = new Searcher(); 

	private String subType;

	private String[] types;

	public FindTypeBean() {
		subType = null;
		types = null;
	}

	public String getSubType() {
		return subType;
	}

	public void setSubType(String subType) {
		this.subType = subType;
	}

	public String[] getTypes() {
		if (subType == null) {
			ArrayList<Category> categories = s.listAllCategories();
			types = new String[categories.size()];
			// int i=0;
			for (int i = 0; i < categories.size(); i++)
				types[i] = categories.get(i).getCname();
			return types;
		}
		ArrayList<SubCategory> subCategories = s.listSubCategories(subType);
		types = new String[subCategories.size()];
		for (int i = 0; i < subCategories.size(); i++)
			types[i] = subCategories.get(i).getSCname();
		return types;
	}

	public void setTypes(String[] types) {
		this.types = types;
	}
	
	public ArrayList<Book> getBookByType(String type) {
		return s.getBookByType(type);
	}
}