/**
* 获取查询sql <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String updateSql(Object obj) {
AssertUtils.notEmpty(obj, "update obj must not empty.");
// 获取当前对象中有哪些属性
MetaObject metaObject = MetaObjectUtils.forObject(obj);
Set<String> keySet = new HashSet<String>();
for (String getterName : metaObject.getGetterNames()) {
keySet.add(getterName);
}
AssertUtils.isTrue(
keySet.contains(this.pkName),
"obj:{} must contains pk{}.",
new Object[] {obj, this.pkName});
// 构建query语句
SqlBuilder.BEGIN();
SqlBuilder.UPDATE(this.tableName);
for (String propertyName : updateAblePropertyNames) {
if (!keySet.contains(propertyName)) {
continue;
}
// Object value = metaObject.getValue(propertyName);
String columnName = getter2columnNameMapping.get(propertyName);
SqlBuilder.SET(columnName + " = ?");
}
SqlBuilder.WHERE(this.getter2columnNameMapping.get(this.pkName) + " = ? ");
String updateSql = SqlBuilder.SQL();
SqlBuilder.RESET();
return updateSql;
}
/**
* 获取查询sql <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String countSql(Object obj) {
// 构建query语句
SqlBuilder.BEGIN();
SqlBuilder.SELECT("COUNT(1)");
SqlBuilder.FROM(this.tableName);
if (!ObjectUtils.isEmpty(obj)) {
MetaObject metaObject = MetaObjectUtils.forObject(obj);
for (Entry<String, String> entryTemp : queryConditionKey2SqlMapping.entrySet()) {
String queryKeyName = entryTemp.getKey();
Object valueObj = metaObject.getValue(queryKeyName);
if (ObjectUtils.isEmpty(valueObj)) {
continue;
}
SqlBuilder.WHERE(entryTemp.getValue());
}
}
for (String conditionExpressionTemp : otherCondition) {
SqlBuilder.WHERE(conditionExpressionTemp);
}
String querySql = SqlBuilder.SQL();
SqlBuilder.RESET();
return querySql;
}
/**
* 获取删除语句<br>
* <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String deleteSql() {
AssertUtils.notEmpty(this.pkName, "pkName is empty.");
AssertUtils.isTrue(
this.getter2columnNameMapping.containsKey(this.pkName),
"property2columnNameMapping not contains pkName:{}.",
this.pkName);
// 开始构建sql
SqlBuilder.BEGIN();
SqlBuilder.DELETE_FROM(this.tableName);
SqlBuilder.WHERE(this.getter2columnNameMapping.get(this.pkName) + " = ? ");
String deleteSql = SqlBuilder.SQL();
SqlBuilder.RESET();
return deleteSql;
}
/**
* 获取插入语句 <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String insertSql() {
// 开始构建sql
SqlBuilder.BEGIN();
SqlBuilder.INSERT_INTO(this.tableName);
for (Entry<String, String> entryTemp : getter2columnNameMapping.entrySet()) {
SqlBuilder.VALUES(entryTemp.getValue(), "?");
}
for (Entry<String, String> entryTemp : otherColumn2expressionMapping.entrySet()) {
SqlBuilder.VALUES(entryTemp.getKey(), entryTemp.getValue());
}
String insertSql = SqlBuilder.SQL();
SqlBuilder.RESET();
return insertSql;
}
/**
* 获取查询单条数据的sql <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String findSql() {
AssertUtils.notEmpty(this.pkName, "pkName is empty.");
AssertUtils.isTrue(
this.getter2columnNameMapping.containsKey(this.pkName),
"property2columnNameMapping not contains pkName:{}.",
this.pkName);
SqlBuilder.BEGIN();
for (Entry<String, String> entryTemp : getter2columnNameMapping.entrySet()) {
SqlBuilder.SELECT(entryTemp.getValue());
}
SqlBuilder.FROM(this.tableName);
SqlBuilder.WHERE(this.getter2columnNameMapping.get(this.pkName) + " = ? ");
String findSql = SqlBuilder.SQL();
SqlBuilder.RESET();
return findSql;
}
/**
* 获取查询sql <功能详细描述>
*
* @return [参数说明]
* @return String [返回类型说明]
* @exception throws [异常类型] [异常说明]
* @see [类、类#方法、类#成员]
*/
public String querySql(Object obj) {
AssertUtils.notEmpty(this.pkName, "pkName is empty.");
AssertUtils.isTrue(
this.getter2columnNameMapping.containsKey(this.pkName),
"property2columnNameMapping not contains pkName:{}.",
this.pkName);
// 构建query语句
SqlBuilder.BEGIN();
for (Entry<String, String> entryTemp : getter2columnNameMapping.entrySet()) {
SqlBuilder.SELECT(entryTemp.getValue());
}
SqlBuilder.FROM(this.tableName);
if (!ObjectUtils.isEmpty(obj)) {
MetaObject metaObject = MetaObjectUtils.forObject(obj);
for (Entry<String, String> entryTemp : queryConditionKey2SqlMapping.entrySet()) {
String queryKeyName = entryTemp.getKey();
Object valueObj = metaObject.getValue(queryKeyName);
if (ObjectUtils.isEmpty(valueObj)) {
continue;
}
SqlBuilder.WHERE(entryTemp.getValue());
}
}
for (String conditionExpressionTemp : otherCondition) {
SqlBuilder.WHERE(conditionExpressionTemp);
}
// 在不存在排序字段时默认使用主键对应字段作为排序字段<br/>
if (CollectionUtils.isEmpty(orderList)) {
SqlBuilder.ORDER_BY(this.getter2columnNameMapping.get(this.pkName));
} else {
for (String order : orderList) {
SqlBuilder.ORDER_BY(order);
}
}
String querySql = SqlBuilder.SQL();
SqlBuilder.RESET();
return querySql;
}