AbstractQueryBuilder (Beangle Commons Model 3.6.0.M2 API)

java.lang.Object
- org.beangle.commons.dao.query.builder.AbstractQueryBuilder<T>

All Implemented Interfaces:

QueryBuilder<T>

Direct Known Subclasses:

OqlBuilder, SqlBuilder
```
public abstract class AbstractQueryBuilder<T>
extends Object
implements QueryBuilder<T>
```
Abstract AbstractQueryBuilder class.

Version:

$Id: $

Author:

chaostone

Field Summary

Fields
Modifier and Type	Field and Description
`protected String`	`alias` 别名
`protected boolean`	`cacheable` 缓存查询结果
`protected List<Condition>`	`conditions`
`protected String`	`from`
`protected List<String>`	`groups`
`protected String`	`having`
`static String`	`INNER_JOIN` Constant `INNER_JOIN=" left join "`
`static String`	`LEFT_OUTER_JOIN` Constant `LEFT_OUTER_JOIN=" left outer join "`
`protected PageLimit`	`limit` 分页
`protected List<Order>`	`orders`
`static String`	`OUTER_JOIN` Constant `OUTER_JOIN=" outer join "`
`protected Map<String,Object>`	`params` 参数
`static String`	`RIGHT_OUTER_JOIN` Constant `RIGHT_OUTER_JOIN=" right outer join "`
`protected String`	`select`
`protected String`	`statement` query 查询语句

Constructor Summary

Constructors
Constructor and Description

AbstractQueryBuilder()

Constructors
Constructor and Description
`AbstractQueryBuilder()`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`Query<T>`	`build()` build.
`protected abstract String`	`genCountStatement()` genCountStatement.
`protected String`	`genQueryStatement(boolean hasOrder)` genQueryStatement.
`protected String`	`genStatement()` 生成查询语句（如果查询语句已经存在则不进行生成）
`String`	`getAlias()` Return entity's alias
`List<Condition>`	`getConditions()`
`String`	`getFrom()`
`protected abstract Lang`	`getLang()` getLang.
`PageLimit`	`getLimit()` Getter for the field `limit`.
`Map<String,Object>`	`getParams()` Returns params.
`boolean`	`isCacheable()` isCacheable.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.beangle.commons.dao.query.QueryBuilder
limit, params

- Field Detail
  - INNER_JOIN
```
public static final String INNER_JOIN
```
    Constant INNER_JOIN=" left join "
    
    See Also:
    
    Constant Field Values
  - OUTER_JOIN
```
public static final String OUTER_JOIN
```
    Constant OUTER_JOIN=" outer join "
    
    See Also:
    
    Constant Field Values
  - LEFT_OUTER_JOIN
```
public static final String LEFT_OUTER_JOIN
```
    Constant LEFT_OUTER_JOIN=" left outer join "
    
    See Also:
    
    Constant Field Values
  - RIGHT_OUTER_JOIN
```
public static final String RIGHT_OUTER_JOIN
```
    Constant RIGHT_OUTER_JOIN=" right outer join "
    
    See Also:
    
    Constant Field Values
  - statement
```
protected String statement
```
    query 查询语句
  - limit
```
protected PageLimit limit
```
    分页
  - params
```
protected Map<String,Object> params
```
    参数
  - select
```
protected String select
```
  - from
```
protected String from
```
  - alias
```
protected String alias
```
    别名
  - conditions
```
protected List<Condition> conditions
```
  - orders
```
protected List<Order> orders
```
  - groups
```
protected List<String> groups
```
  - having
```
protected String having
```
  - cacheable
```
protected boolean cacheable
```
    缓存查询结果
- Constructor Detail
  - AbstractQueryBuilder
```
public AbstractQueryBuilder()
```
- Method Detail
  - getParams
```
public Map<String,Object> getParams()
```
    Returns params.
    
    Specified by:
    
    getParams in interface QueryBuilder<T>
    
    Returns:
    
    a Map object.
  - getAlias
```
public String getAlias()
```
    Return entity's alias
  - isCacheable
```
public boolean isCacheable()
```
    isCacheable.
    
    Returns:
    
    a boolean.
  - getLimit
```
public PageLimit getLimit()
```
    Getter for the field limit.
    
    Returns:
    
    a PageLimit object.
  - build
```
public Query<T> build()
```
    build.
    
    Specified by:
    
    build in interface QueryBuilder<T>
    
    Returns:
    
    a Query object.
  - getLang
```
protected abstract Lang getLang()
```
    getLang.
    
    Returns:
    
    a Lang object.
  - genStatement
```
protected String genStatement()
```
    生成查询语句（如果查询语句已经存在则不进行生成）
  - genCountStatement
```
protected abstract String genCountStatement()
```
    genCountStatement.
    
    Returns:
    
    a String object.
  - genQueryStatement
```
protected String genQueryStatement(boolean hasOrder)
```
    genQueryStatement.
    
    Parameters:
    
    hasOrder - a boolean.
    
    Returns:
    
    a String object.
  - getConditions
```
public List<Condition> getConditions()
```
  - getFrom
```
public String getFrom()
```

Class AbstractQueryBuilder<T>

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface org.beangle.commons.dao.query.QueryBuilder

Field Detail

INNER_JOIN

OUTER_JOIN

LEFT_OUTER_JOIN

RIGHT_OUTER_JOIN

statement

limit

params

select

from

alias

conditions

orders

groups

having

cacheable

Constructor Detail

AbstractQueryBuilder

Method Detail

getParams

getAlias

isCacheable

getLimit

build

getLang

genStatement

genCountStatement

genQueryStatement

getConditions

getFrom