servlistdata.java

Vehicle Maintenance Tracker (VMT) 可以对多个车辆的维护进行跟踪。项目类似于Auto-Do-It

package jMaint;

import java.util.*;

public class ServListData {
    Vector id,name,type;
    public ServListData() {
        id = new Vector();
        name = new Vector();
        type = new Vector();
    }
    public void addRecord(int ID, String Name, String Type) {
        this.id.addElement(new Integer(ID));
        this.name.addElement(new String(Name));
        this.type.addElement(new String(Type));
    }
    public String convertIDtoName(int ID) {
        return this.getName(this.indexOf(ID));
    }
    public int convertNameToID(String Name) {
        return Integer.parseInt(this.id.get(this.name.indexOf(new String(Name))).toString());
    }
    public Vector createIDVector() {
        Vector v = new Vector();
        for (int i=0; i<this.size(); i++)
            v.addElement(new Integer(this.getID(i)));
        return v;
    }
    public Vector createNameVector() {
        Vector v = new Vector();
        for (int i=0; i<this.size(); i++)
            v.addElement(new String(this.getName(i)));
        return v;
    }
    public void deleteRecord(int x) {
        this.id.removeElementAt(x);
        this.name.removeElementAt(x);
        this.type.removeElementAt(x);
    }
    public String exportRecord(int x) {
        String t = String.valueOf('\t');
        String nl = String.valueOf('\n');
        return this.getID(x)+t+this.getName(x)+t+this.getType(x)+nl;
    }
    public int getID(int x) {
        return Integer.parseInt(this.id.get(x).toString());
    }
    public String getName(int x) {
        return this.name.get(x).toString();
    }
    public String getType(int x) {
        return this.type.get(x).toString();
    }
    public int indexOf(int ID) {
        int y = -1;
        for (int i=0; i<this.size(); i++)
            if (this.id.get(i).toString().equalsIgnoreCase(String.valueOf(ID)))
                y=i;
        return y;
    }
    public int indexTypeStart(String Type) {
        return this.type.indexOf(new String(Type));
    }
    public int indexTypeEnd(String Type) {
        return this.type.lastIndexOf(new String(Type));
    }
    public void insertRecord(int ID, String Name, String Type){
        if (ID==-1) {
            ID = 0;
            while (this.indexOf(ID)!=-1)
                ID++;
        }
        int i = this.indexTypeStart(Type);
        if (i>-1)
            while ((i<this.indexTypeEnd(Type)+1) && (this.getName(i).compareToIgnoreCase(Name)<0))
                i++;
        else
            i = this.size();
        if ((i==this.size()) && (ID>-1))
            this.addRecord(ID,Name,Type);
        else
            if (!this.getName(i).equals(Name)) {
                this.name.insertElementAt(new String(Name), i);
                this.type.insertElementAt(new String(Type), i);
                this.id.insertElementAt(new Integer(ID), i);
            }
    }
    public void modifyType(String OldType, String NewType) {
        int i = this.indexTypeStart(OldType);
        int j = this.indexTypeEnd(OldType)+1;
        if (i>-1)
            for (int x=i; x<j; x++)
                this.type.setElementAt(new String(NewType), x);
    }
    public int size() {
        return this.id.size();
    }
}