?? writer.java
字號:
package org.eclipse.ve.model;
import java.io.*;
import java.util.ArrayList;
/**
* <p>Title: 寫Model文件</p>
* <p>Description: 創建Model文件,并把表的屬性和配置寫入到文件</p>
* <p>Copyright: Copyright (c) 2006</p>
* <p>Company: www.use.com</p>
* @author jiangyujie
* @version 1.0
*/
public class Writer {
//6個參數
String obj;
String typ;
String len;
String key;
String nul;
String uni;
//定義upperFirstName為首字母大寫的name,lowwerFirstName為首字母小寫
String lowerFirstName;
String upperFirstName;
String otherName;
char firstName;
char upperFirst;
char lowerFirst;
void fileCreate(String name, ArrayList al)// code為代碼框的輸入,flagForeignKey為設置了外鍵的標志
{
char ch = '\"';
String fileName = getFileName(name) + ".java";
String tableName = getTableName(name);
try {
// 獲得路徑，創建model文件
File model = new File(Auto.path, fileName);
model.createNewFile();
FileWriter fw = new FileWriter(model);
BufferedWriter bfw = new BufferedWriter(fw);
// 開始寫文件頭
bfw.write("package com.ufida.appfrm.model;");
bfw.newLine();
bfw.newLine();
bfw.write("import java.io.Serializable;");
bfw.newLine();
bfw.newLine();
bfw.write("/**");
bfw.newLine();
bfw.write(" * @author zhengqian");
bfw.newLine();
bfw.write(" * @struts.form extends=" + ch + "BaseForm" + ch + "");
bfw.newLine();
bfw.write(" * @hibernate.class table=" + ch + "" + tableName + ch);
bfw.newLine();
bfw.write(" */");
bfw.newLine();
// 根據flagForeignKey確定是否有parent,由此確定繼承的類和定義parent
if (Auto.flagForeignKey == 0) {
bfw.write("public class " + getFileName(name)
+ " extends CommonObject implements Serializable {");
bfw.newLine();
bfw.newLine();
} else {
bfw.write("public class " + getFileName(name)
+ " extends SubCommonObject implements Serializable {");
bfw.newLine();
bfw.newLine();
bfw.write(" private " + Auto.parentModel + " parent;");
bfw.newLine();
}
// 定義id
bfw.write(" private Long id;");
bfw.newLine();
/*
* 根據屬性的輸入，寫屬性定義
* obj為設置對話框輸入的名稱,typ表示類型,len為長度,key是外鍵
* nul是非空與否,nui是unique唯一
*/
for (int i = 0; i < al.size(); i++) {
//將al中的ArrayList取出
obj = ((ArrayList) al.get(i)).get(0).toString();
typ = ((ArrayList) al.get(i)).get(1).toString();
len = ((ArrayList) al.get(i)).get(2).toString();
key = ((ArrayList) al.get(i)).get(3).toString();
nul = ((ArrayList) al.get(i)).get(4).toString();
uni = ((ArrayList) al.get(i)).get(5).toString();
if(typ.equals("Timestamp")){
typ = "java.sql.Timestamp";
}
// 定義upperFirstName為首字母大寫的name,lowwerFirstName為首字母小寫
firstName = obj.charAt(0);
if ('0' <= firstName && firstName <= '9') {
upperFirstName = obj;
lowerFirstName = obj;
} else {
otherName = obj.substring(1);
upperFirst = Character.toUpperCase(firstName);
lowerFirst = Character.toLowerCase(firstName);
upperFirstName = upperFirst + otherName;
lowerFirstName = firstName + otherName;
}
if (key.equals("沒有外鍵") == true) {
bfw.write(" private" + " " + typ + " " + lowerFirstName
+ ";");
} else
bfw.write(" private" + " " + key + " " + lowerFirstName
+ ";");
bfw.newLine();
}
bfw.newLine();
bfw.write(" /**");
bfw.newLine();
bfw.write(" * @return Returns the id.");
bfw.newLine();
bfw.write(" * @hibernate.id column=" + ch + "id" + ch
+ " generator-class=" + ch + "increment" + ch);
bfw.newLine();
bfw.write(" * unsaved-value=" + ch + "null" + ch);
bfw.newLine();
bfw.write(" * @struts.form-field");
bfw.newLine();
bfw.write(" */");
bfw.newLine();
bfw.write(" public Long getId() {");
bfw.newLine();
bfw.write(" return id;");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
bfw.write(" public void setId(Long id) {");
bfw.newLine();
bfw.write(" this.id = id;");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
/*
* 根據屬性的輸入，寫屬性定義
* obj為設置對話框輸入的名稱,typ表示類型,len為長度,key是外鍵
* nul是非空與否,nui是unique唯一
*/
for (int i = 0; i < al.size(); i++) {
//將al中的ArrayList取出
obj = ((ArrayList) al.get(i)).get(0).toString();
typ = ((ArrayList) al.get(i)).get(1).toString();
len = ((ArrayList) al.get(i)).get(2).toString();
key = ((ArrayList) al.get(i)).get(3).toString();
nul = ((ArrayList) al.get(i)).get(4).toString();
uni = ((ArrayList) al.get(i)).get(5).toString();
if(typ.equals("Timestamp")){
typ = "java.sql.Timestamp";
}
// 寫此參數的set,get方法
// 定義upperFirstName為首字母大寫的name,lowwerFirstName為首字母小寫
firstName = obj.charAt(0);
if ('0' <= firstName && firstName <= '9') {
upperFirstName = obj;
lowerFirstName = obj;
} else {
otherName = obj.substring(1);
upperFirst = Character.toUpperCase(firstName);
lowerFirst = Character.toLowerCase(firstName);
upperFirstName = upperFirst + otherName;
lowerFirstName = firstName + otherName;
}
//得到列名
String columnName = getTableName(obj);
// 外鍵為空的情況
if (key.equals("沒有外鍵") == true) {
bfw.write(" /**");
bfw.newLine();
bfw.write(" * @return Returns the " + lowerFirstName
+ ".");
bfw.newLine();
bfw.write(" * @hibernate.property column=" + ch
+ columnName + ch + " " + "not-null=" + ch + "true"
+ ch);
// 如果設置了唯一
if (uni.equals("true") == true) {
bfw.write(" unique=" + ch + "true" + ch);
}
// 如果長度不為空
if (len.equals("") == false) {
bfw.write(" " + "length=" + ch + len + ch);
}
bfw.newLine();
// 如果不為空
if (nul.equals("true") == true) {
bfw.write(" * @struts.validator type=" + ch
+ "required" + ch);
bfw.newLine();
}
bfw.write(" * @struts.form-field");
bfw.newLine();
bfw.write(" */");
bfw.newLine();
// get方法
bfw.write(" public " + typ + " get" + upperFirstName
+ "() {");
bfw.newLine();
bfw.write(" return " + lowerFirstName + ";");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
// set方法
bfw.write(" public void set" + upperFirstName + "("
+ typ + " " + lowerFirstName + ") {");
bfw.newLine();
bfw.write(" this." + lowerFirstName + " = "
+ lowerFirstName + ";");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
}
// 當設置了外鍵的時候
else {
bfw.write(" /**");
bfw.newLine();
bfw.write(" * @hibernate.many-to-one column=" + ch
+ columnName + "_id" + ch + " class=" + ch
+ "com.ufida.appfrm.model." + key + ch
+ " cascade=" + ch + "all" + ch);
bfw.newLine();
bfw.write(" * @hibernate.column name=" + ch
+ columnName + "_id" + ch);
bfw.newLine();
bfw.write(" * @struts.form-field");
bfw.newLine();
bfw.write(" */");
bfw.newLine();
// get方法
bfw.write(" public " + key + " get" + upperFirstName
+ "() {");
bfw.newLine();
bfw.write(" return " + lowerFirstName + ";");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
// set方法
bfw.write(" public void set" + upperFirstName + "("
+ key + " " + lowerFirstName + ") {");
bfw.newLine();
bfw.write(" this." + lowerFirstName + " = "
+ lowerFirstName + ";");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
}
}
// 根據flagForeignKey確定是否有外鍵,由此寫set,get和getParentObject方法
if (Auto.flagForeignKey != 0) {
bfw.write(" /**");
bfw.newLine();
bfw.write(" * @hibernate.many-to-one cascade=" + ch + "all"
+ ch);
bfw.newLine();
bfw.write(" * @hibernate.column name=" + ch + "parent_id"
+ ch);
bfw.newLine();
bfw.write(" * @struts.form-field");
bfw.newLine();
bfw.write(" */");
bfw.newLine();
bfw.write(" public " + Auto.parentModel + " getParent() {");
bfw.newLine();
bfw.write(" return parent;");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
bfw.write(" public void setParent(" + Auto.parentModel
+ " parent) {");
bfw.newLine();
bfw.write(" this.parent = parent;");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
bfw.write(" public CommonObject getParentObject(){");
bfw.newLine();
bfw.write(" return parent;");
bfw.newLine();
bfw.write(" }");
bfw.newLine();
bfw.newLine();
}
bfw.write("}");
bfw.flush();
bfw.close();
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
}
String getFileName(String fileName) {
// 保證文件名首字母大寫
String lowwerFile = fileName.toLowerCase();// lowwerFile為全部小寫的輸入
char lowwerFirstFile = lowwerFile.charAt(0);// lowwerFirstFile為小寫的首字母
String otherFile = fileName.substring(1);// otherFile為除首字母之外的其他輸入
char upperFirstFile;
if (lowwerFirstFile >= 97)// 為小寫的時候,避開為數字的時候
upperFirstFile = Character.toUpperCase(lowwerFirstFile);// upperFirstFile為大寫的首字母
else
upperFirstFile = lowwerFirstFile;
return upperFirstFile + otherFile;// 返回首字母大寫
}
String getTableName(String fileName) {
// 根據代碼名大小寫轉換表名
StringBuffer codeCache = new StringBuffer(fileName);
StringBuffer tableNameCache = new StringBuffer();
int t = 0;
if (fileName.length() == 1)
return fileName.toLowerCase();
else {
for (int s = 1; s < fileName.length(); s++) {
char test = fileName.charAt(s);
if ('A' <= test && test <= 'Z') {
tableNameCache = codeCache.insert(s + t, "_");// 如果test此字符為大寫,則在前面加入_,轉換為表名
t += 1;
} else
tableNameCache = codeCache;// 如果為小寫,則直接賦值
}
return tableNameCache.toString().toLowerCase();// 表名由加入_的stringCache變為小寫得到
}
}
}
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