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·1355 lines (1214 loc) · 40.4 KB
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/*Copyright ©2016 TommyLemon(https://github.com/TommyLemon/APIJSON)
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.*/
package zuo.biao.apijson.server;
import static zuo.biao.apijson.JSONObject.KEY_ABOUT;
import static zuo.biao.apijson.JSONObject.KEY_COLUMN;
import static zuo.biao.apijson.JSONObject.KEY_CONDITION;
import static zuo.biao.apijson.JSONObject.KEY_GROUP;
import static zuo.biao.apijson.JSONObject.KEY_HAVING;
import static zuo.biao.apijson.JSONObject.KEY_ID;
import static zuo.biao.apijson.JSONObject.KEY_ID_IN;
import static zuo.biao.apijson.JSONObject.KEY_USER_ID;
import static zuo.biao.apijson.JSONObject.KEY_USER_ID_IN;
import static zuo.biao.apijson.JSONObject.KEY_ORDER;
import static zuo.biao.apijson.JSONObject.KEY_ROLE;
import static zuo.biao.apijson.JSONObject.KEY_SCHEMA;
import static zuo.biao.apijson.RequestMethod.DELETE;
import static zuo.biao.apijson.RequestMethod.GET;
import static zuo.biao.apijson.RequestMethod.POST;
import static zuo.biao.apijson.RequestMethod.PUT;
import static zuo.biao.apijson.SQL.AND;
import static zuo.biao.apijson.SQL.NOT;
import static zuo.biao.apijson.SQL.OR;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.annotation.JSONField;
import zuo.biao.apijson.Log;
import zuo.biao.apijson.RequestMethod;
import zuo.biao.apijson.RequestRole;
import zuo.biao.apijson.SQL;
import zuo.biao.apijson.StringUtil;
import zuo.biao.apijson.server.exception.NotExistException;
import zuo.biao.apijson.server.model.Column;
import zuo.biao.apijson.server.model.Table;
/**config sql for JSON Request
* @author Lemon
*/
public abstract class AbstractSQLConfig implements SQLConfig {
private static final String TAG = "SQLConfig";
/**
* 表名映射，隐藏真实表名，对安全要求很高的表可以这么做
*/
public static final Map<String, String> TABLE_KEY_MAP;
static {
TABLE_KEY_MAP = new HashMap<String, String>();
TABLE_KEY_MAP.put(Table.class.getSimpleName(), Table.TAG);
TABLE_KEY_MAP.put(Column.class.getSimpleName(), Column.TAG);
}
private long id; //Table的id
private RequestMethod method; //操作方法
/**
* TODO 被关联的表通过就忽略关联的表？(这个不行 User:{"sex@":"/Comment/toId"})
*/
private RequestRole role; //发送请求的用户的角色
private String schema; //Table所在的数据库
private String table; //Table名
private boolean about; //关于，返回数据库表的信息，包括表说明和字段说明
private String group; //分组方式的字符串数组，','分隔
private String having; //聚合函数的字符串数组，','分隔
private String order; //排序方式的字符串数组，','分隔
private String column; //Table内字段名(或函数名，仅查询操作可用)的字符串数组，','分隔
private String values; //对应Table内字段的值的字符串数组，','分隔
private Map<String, Object> content; //Request内容，key:value形式，column = content.keySet()，values = content.values()
private Map<String, Object> where; //筛选条件，key:value形式
//array item <<<<<<<<<<
private int count; //Table数量
private int page; //Table所在页码
private int position; //Table在[]中的位置
private int query; //JSONRequest.query
private int type; //ObjectParser.type
//array item >>>>>>>>>>
private boolean test; //测试
private boolean cacheStatic; //静态缓存
public AbstractSQLConfig(RequestMethod method) {
setMethod(method);
}
public AbstractSQLConfig(RequestMethod method, String table) {
this(method);
setTable(table);
}
public AbstractSQLConfig(RequestMethod method, int count, int page) {
this(method);
setCount(count);
setPage(page);
}
@NotNull
@Override
public RequestMethod getMethod() {
if (method == null) {
method = GET;
}
return method;
}
@Override
public AbstractSQLConfig setMethod(RequestMethod method) {
this.method = method;
return this;
}
@Override
public long getId() {
return id;
}
@Override
public AbstractSQLConfig setId(long id) {
this.id = id;
return this;
}
@Override
public RequestRole getRole() {
//不能 @NotNull , AbstractParser#getSQLObject 内当getRole() == null时填充默认值
return role;
}
public AbstractSQLConfig setRole(String roleName) throws Exception {
return setRole(RequestRole.get(roleName));
}
@Override
public AbstractSQLConfig setRole(RequestRole role) {
this.role = role;
return this;
}
@Override
public String getSchema() {
String sqlTable = getSQLTable();
if (sqlTable != null && sqlTable.startsWith("`")) {
return SCHEMA_INFORMATION;
}
return schema;
}
@Override
public AbstractSQLConfig setSchema(String schema) {
this.schema = schema;
return this;
}
/**请求传进来的Table名
* @return
* @see {@link #getSQLTable()}
*/
@Override
public String getTable() {
return table;
}
/**数据库里的真实Table名
* 通过 {@link #TABLE_KEY_MAP} 映射
* @return
*/
@JSONField(serialize = false)
@Override
public String getSQLTable() {
return TABLE_KEY_MAP.containsKey(table) ? TABLE_KEY_MAP.get(table) : table;
}
@JSONField(serialize = false)
@Override
public String getTablePath() {
return getSchema() + "." + getSQLTable();
}
@Override
public AbstractSQLConfig setTable(String table) {
this.table = table;
return this;
}
@Override
public boolean isAbout() {
return about;
}
@Override
public AbstractSQLConfig setAbout(boolean about) {
this.about = about;
return this;
}
@Override
public String getGroup() {
return group;
}
public AbstractSQLConfig setGroup(String... keys) {
return setGroup(StringUtil.getString(keys));
}
@Override
public AbstractSQLConfig setGroup(String group) {
this.group = group;
return this;
}
@JSONField(serialize = false)
public String getGroupString() {
group = StringUtil.getTrimedString(group);
return group.isEmpty() ? "" : " GROUP BY " + group;
}
@Override
public String getHaving() {
return having;
}
public AbstractSQLConfig setHaving(String... conditions) {
return setHaving(StringUtil.getString(conditions));
}
@Override
public AbstractSQLConfig setHaving(String having) {
this.having = having;
return this;
}
@JSONField(serialize = false)
public String getHavingString() {
having = StringUtil.getTrimedString(having);
return having.isEmpty() ? "" : " HAVING " + having;
}
@Override
public String getOrder() {
return order;
}
public AbstractSQLConfig setOrder(String... conditions) {
return setOrder(StringUtil.getString(conditions));
}
@Override
public AbstractSQLConfig setOrder(String order) {
this.order = order;
return this;
}
@JSONField(serialize = false)
public String getOrderString() {
order = StringUtil.getTrimedString(order);
if (order.isEmpty()) {
return "";
}
if (order.contains("+")) {//replace没有包含的replacement会崩溃
order = order.replaceAll("\\+", " ASC ");
}
if (order.contains("-")) {
order = order.replaceAll("-", " DESC ");
}
return " ORDER BY " + order;
}
@Override
public String getColumn() {
return column;
}
public AbstractSQLConfig setColumn(String... keys) {
return setColumn(StringUtil.getString(keys));
}
@Override
public AbstractSQLConfig setColumn(String column) {
this.column = column;
return this;
}
@JSONField(serialize = false)
public String getColumnString() throws NotExistException {
switch (getMethod()) {
case HEAD:
case HEADS:
return SQL.count(column);
case POST:
if (StringUtil.isEmpty(column, true)) {
throw new NotExistException(TAG + "getColumnString getMethod() = POST"
+ " >> StringUtil.isEmpty(column, true)");
}
return "(" + column + ")";
default:
column = StringUtil.getString(column);
if (column.isEmpty()) {
return "*";
}
return column.contains(":") == false ? column : column.replaceAll(":", " AS ");//不能在这里改，后续还要用到:
}
}
@Override
public String getValues() {
return values;
}
@JSONField(serialize = false)
public String getValuesString() {
return values;
}
public AbstractSQLConfig setValues(String[][] valuess) {
String s = "";
if (valuess != null && valuess.length > 0) {
String[] items = new String[valuess.length];
for (int i = 0; i < valuess.length; i++) {
items[i] = "(" + StringUtil.getString(valuess[i]) + ")";
}
s = StringUtil.getString(items);
}
return setValues(s);
}
@Override
public AbstractSQLConfig setValues(String values) {
this.values = values;
return this;
}
@Override
public Map<String, Object> getContent() {
return content;
}
@Override
public AbstractSQLConfig setContent(Map<String, Object> content) {
this.content = content;
return this;
}
@Override
public int getCount() {
return count;
}
@Override
public AbstractSQLConfig setCount(int count) {
this.count = count;
return this;
}
@Override
public int getPage() {
return page;
}
@Override
public AbstractSQLConfig setPage(int page) {
this.page = page;
return this;
}
@Override
public int getPosition() {
return position;
}
@Override
public AbstractSQLConfig setPosition(int position) {
this.position = position;
return this;
}
@Override
public int getQuery() {
return query;
}
@Override
public AbstractSQLConfig setQuery(int query) {
this.query = query;
return this;
}
@Override
public int getType() {
return type;
}
@Override
public AbstractSQLConfig setType(int type) {
this.type = type;
return this;
}
@Override
public boolean isTest() {
return test;
}
@Override
public AbstractSQLConfig setTest(boolean test) {
this.test = test;
return this;
}
@Override
public boolean isCacheStatic() {
return cacheStatic;
}
@Override
public AbstractSQLConfig setCacheStatic(boolean cacheStatic) {
this.cacheStatic = cacheStatic;
return this;
}
/**获取初始位置offset
* @return
*/
@JSONField(serialize = false)
public int getOffset() {
return getOffset(getPage(), getCount());
}
/**获取初始位置offset
* @param page
* @param count
* @return
*/
public static int getOffset(int page, int count) {
return page*count;
}
/**获取限制数量
* @return
*/
@JSONField(serialize = false)
public String getLimitString() {
return getLimitString(getPage(), getCount());// + 1);
}
/**获取限制数量
* @param limit
* @return
*/
public static String getLimitString(int page, int count) {
return count <= 0 ? "" : " LIMIT " + getOffset(page, count) + ", " + count;
}
//WHERE <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
@Override
public Map<String, Object> getWhere() {
return where;
}
@Override
public AbstractSQLConfig setWhere(Map<String, Object> where) {
this.where = where;
return this;
}
/**
* noFunctionChar = false
* @param key
* @return
*/
@JSONField(serialize = false)
@Override
public Object getWhere(String key) {
return getWhere(key, false);
}
/**
* @param key
* @param exactMatch
* @return
*/
@JSONField(serialize = false)
@Override
public Object getWhere(String key, boolean exactMatch) {
if (exactMatch) {
return where == null ? null : where.get(key);
}
Set<String> set = key == null || where == null ? null : where.keySet();
if (set != null) {
synchronized (where) {
if (where != null) {
int index;
for (String k : set) {
index = k.indexOf(key);
if (index >= 0 && StringUtil.isName(k.substring(index)) == false) {
return where.get(k);
}
}
}
}
}
return null;
}
@Override
public AbstractSQLConfig putWhere(String key, Object value) {
if (key != null) {
if (where == null) {
where = new LinkedHashMap<String, Object>();
}
where.put(key, value);
}
return this;
}
/**获取WHERE
* @return
* @throws Exception
*/
@JSONField(serialize = false)
public String getWhereString() throws Exception {
return getWhereString(getMethod(), getWhere(), ! isTest());
}
/**获取WHERE
* @param method
* @param where
* @return
* @throws Exception
*/
public static String getWhereString(RequestMethod method, Map<String, Object> where, boolean verifyName) throws Exception {
Map<String, Object> where2 = where == null || where.isEmpty() ? null : new LinkedHashMap<String, Object>();
if (where2 == null) {
return "";
}
//强制排序，把id,id{},userId,userId{}放最前面，保证安全、优化性能
Object id = where.remove(KEY_ID);
Object idIn = where.remove(KEY_ID_IN);
Object userId = where.remove(KEY_USER_ID);
Object userIdIn = where.remove(KEY_USER_ID_IN);
where2.put(KEY_ID, id);
where2.put(KEY_ID_IN, idIn);
where2.put(KEY_USER_ID, userId);
where2.put(KEY_USER_ID_IN, userIdIn);
where2.putAll(where);
Set<Entry<String, Object>> set = where2.entrySet();
boolean isFirst = true;
String condition;
String whereString = "";
for (Entry<String, Object> entry : set) {
if (entry == null) {
continue;
}
condition = getWhereItem(entry.getKey(), entry.getValue(), method, verifyName);
if (StringUtil.isEmpty(condition, true)) {//避免SQL条件连接错误
continue;
}
whereString += (isFirst ? "" : AND) + "(" + condition + ")";
isFirst = false;
}
//还原where，后续可能用到
where.put(KEY_ID, id);
where.put(KEY_ID_IN, idIn);
where.put(KEY_USER_ID, userId);
where.put(KEY_USER_ID_IN, userIdIn);
String s = whereString.isEmpty() ? "" : " WHERE " + whereString;
if (s.isEmpty() && RequestMethod.isQueryMethod(method) == false) {
throw new UnsupportedOperationException("写操作请求必须带条件！！！");
}
return s;
}
/**
* @param key
* @param value
* @param method
* @param verifyName
* @return
* @throws Exception
*/
private static String getWhereItem(String key, Object value
, RequestMethod method, boolean verifyName) throws Exception {
Log.d(TAG, "getWhereItem key = " + key);
//避免筛选到全部 value = key == null ? null : where.get(key);
if (key == null || value == null || key.startsWith("@") || key.endsWith("()")) {//关键字||方法, +或-直接报错
Log.d(TAG, "getWhereItem key == null || value == null"
+ " || key.startsWith(@) || key.endsWith(()) >> continue;");
return null;
}
if (key.endsWith("@")) {//引用
// key = key.substring(0, key.lastIndexOf("@"));
throw new IllegalArgumentException(TAG + ".getWhereItem: 字符 " + key + " 不合法！");
}
int keyType;
if (key.endsWith("$")) {
keyType = 1;
}
else if (key.endsWith("?")) {
keyType = 2;
}
else if (key.endsWith("{}")) {
keyType = 3;
}
else if (key.endsWith("<>")) {
keyType = 4;
}
else { //else绝对不能省，避免再次踩坑！ keyType = 0; 写在for循环外面都没注意！
keyType = 0;
}
key = getRealKey(method, key, false, true, verifyName);
switch (keyType) {
case 1:
return getSearchString(key, value);
case 2:
return getRegExpString(key, value);
case 3:
return getRangeString(key, value);
case 4:
return getContainString(key, value);
default:
return (key + "='" + value + "'");
}
}
//$ search <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
/**search key match value
* @param in
* @return {@link #getSearchString(String, Object[], int)}
* @throws IllegalArgumentException
*/
public static String getSearchString(String key, Object value) throws IllegalArgumentException {
if (value == null) {
return "";
}
Logic logic = new Logic(key);
key = logic.getKey();
Log.i(TAG, "getRangeString key = " + key);
JSONArray arr = newJSONArray(value);
if (arr.isEmpty()) {
return "";
}
return getSearchString(key, arr.toArray(), logic.getType());
}
/**search key match values
* @param in
* @return LOGIC [ key LIKE 'values[i]' ]
* @throws IllegalArgumentException
*/
public static String getSearchString(String key, Object[] values, int type) throws IllegalArgumentException {
if (values == null || values.length <= 0) {
return "";
}
String condition = "";
for (int i = 0; i < values.length; i++) {
if (values[i] instanceof String == false) {
throw new IllegalArgumentException(key + "$\":value 中value只能为String或JSONArray<String>！");
}
condition += (i <= 0 ? "" : (Logic.isAnd(type) ? AND : OR)) + getLikeString(key, values[i]);
}
return getCondition(Logic.isNot(type), condition);
}
/**WHERE key LIKE 'value'
* @param key endsWith("!") ? key = key.substring(0, key.length() - 1) + NOT;
* @param value
* @return key LIKE 'value'
*/
public static String getLikeString(String key, Object value) {
return key + " LIKE '" + value + "'";
}
//$ search >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
//$ search <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
/**search key match RegExps value
* @param in
* @return {@link #getRegExpString(String, Object[], int)}
* @throws IllegalArgumentException
*/
public static String getRegExpString(String key, Object value) throws IllegalArgumentException {
if (value == null) {
return "";
}
Logic logic = new Logic(key);
key = logic.getKey();
Log.i(TAG, "getRangeString key = " + key);
JSONArray arr = newJSONArray(value);
if (arr.isEmpty()) {
return "";
}
return getRegExpString(key, arr.toArray(), logic.getType());
}
/**search key match RegExp values
* @param in
* @return LOGIC [ key REGEXP 'values[i]' ]
* @throws IllegalArgumentException
*/
public static String getRegExpString(String key, Object[] values, int type) throws IllegalArgumentException {
if (values == null || values.length <= 0) {
return "";
}
String condition = "";
for (int i = 0; i < values.length; i++) {
if (values[i] instanceof String == false) {
throw new IllegalArgumentException(key + "$\":value 中value只能为String或JSONArray<String>！");
}
condition += (i <= 0 ? "" : (Logic.isAnd(type) ? AND : OR)) + getRegExpString(key, (String) values[i]);
}
return getCondition(Logic.isNot(type), condition);
}
/**WHERE key REGEXP 'value'
* @param key
* @param value
* @return key REGEXP 'value'
*/
public static String getRegExpString(String key, String value) {
return key + " REGEXP '" + value + "'";
}
//$ search >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
//{} range <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
/**WHERE key > 'key0' AND key <= 'key1' AND ...
* @param key
* @param range "condition0,condition1..."
* @return key condition0 AND key condition1 AND ...
* @throws Exception
*/
public static String getRangeString(String key, Object range) throws Exception {
Log.i(TAG, "getRangeString key = " + key);
if (range == null) {//依赖的对象都没有给出有效值，这个存在无意义。如果是客户端传的，那就能在客户端确定了。
throw new NotExistException(TAG + "getRangeString(" + key + ", " + range
+ ") range == null");
}
Logic logic = new Logic(key);
key = logic.getKey();
Log.i(TAG, "getRangeString key = " + key);
if (range instanceof List) {
if (logic.isOr() || logic.isNot()) {
return key + getInString(key, ((List<?>) range).toArray(), logic.isNot());
}
throw new IllegalArgumentException(key + "{}\":[] 中key末尾的逻辑运算符只能用'|','!'中的一种 ！");
}
if (range instanceof String) {//非Number类型需要客户端拼接成 < 'value0', >= 'value1'这种
String[] conditions = StringUtil.split((String) range);
String condition = "";
if (conditions != null) {
int index;
for (int i = 0; i < conditions.length; i++) {//对函数条件length(key)<=5这种不再在开头加key
index = conditions[i] == null ? -1 : conditions[i].indexOf("(");
condition += ((i <= 0 ? "" : (logic.isAnd() ? AND : OR))//连接方式
+ (index >= 0 && index < conditions[i].indexOf(")") ? "" : key + " ")//函数和非函数条件
+ conditions[i]);//单个条件
}
}
if (condition.isEmpty()) {
return "";
}
return getCondition(logic.isNot(), condition);
}
throw new IllegalArgumentException(key + "{}:range 类型为" + range.getClass().getSimpleName()
+ "！range只能是 用','分隔条件的字符串 或者 可取选项JSONArray！");
}
/**WHERE key IN ('key0', 'key1', ... )
* @param in
* @return IN ('key0', 'key1', ... )
* @throws NotExistException
*/
public static String getInString(String key, Object[] in, boolean not) throws NotExistException {
String condition = "";
if (in != null) {//返回 "" 会导致 id:[] 空值时效果和没有筛选id一样！
for (int i = 0; i < in.length; i++) {
condition += ((i > 0 ? "," : "") + "'" + in[i] + "'");
}
}
if (condition.isEmpty()) {//条件如果存在必须执行，不能忽略。条件为空会导致出错，又很难保证条件不为空(@:条件)，所以还是这样好
throw new NotExistException(TAG + ".getInString(" + key + ", [], " + not
+ ") >> condition.isEmpty() >> IN()");
}
return (not ? NOT : "") + " IN (" + condition + ")";
}
//{} range >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
//<> contain <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
/**WHERE key contains value
* @param key
* @param value
* @return {@link #getContainString(String, Object[], int)}
* @throws NotExistException
*/
public static String getContainString(String key, Object value) throws NotExistException {
if (value == null) {
return "";
}
Logic logic = new Logic(key);
key = logic.getKey();
Log.i(TAG, "getRangeString key = " + key);
//TODO 直接调Like性能最好！
return getContainString(key, newJSONArray(value).toArray(), logic.getType());
}
/**WHERE key contains childs
* @param key
* @param childs null ? "" : (empty ? no child : contains childs)
* @param type |, &, !
* @return LOGIC [ ( key LIKE '[" + childs[i] + "]' OR key LIKE '[" + childs[i] + ", %'
* OR key LIKE '%, " + childs[i] + ", %' OR key LIKE '%, " + childs[i] + "]' ) ]
* @throws IllegalArgumentException
*/
public static String getContainString(String key, Object[] childs, int type) throws IllegalArgumentException {
String condition = "";
if (childs != null) {
for (int i = 0; i < childs.length; i++) {
if (childs[i] != null) {
if (childs[i] instanceof JSON) {
throw new IllegalArgumentException(key + "<>\":value 中value类型不能为JSON！");
}
if (childs[i] instanceof String) {
childs[i] = "\"" + childs[i] + "\"";
}
condition += (i <= 0 ? "" : (Logic.isAnd(type) ? AND : OR))
+ "(" + getSearchString(
key
, new String[]{
"[" + childs[i] + "]", //全等
"[" + childs[i] + ", %", //开始
"%, " + childs[i] + ", %", //中间
"%, " + childs[i] + "]" //末尾
}
, Logic.TYPE_OR
) + ")";
}
}
if (condition.isEmpty()) {
condition = (SQL.isEmpty(key, true) + OR + getLikeString(key, "[]"));
}
}
if (condition.isEmpty()) {
return "";
}
return getCondition(Logic.isNot(type), condition);
}
//<> contain >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
/**拼接条件
* @param not
* @param condition
* @return
*/
private static String getCondition(boolean not, String condition) {
return not ? NOT + "(" + condition + ")" : condition;
}
/**转为JSONArray
* @param tv
* @return
*/
@NotNull
public static JSONArray newJSONArray(Object obj) {
JSONArray array = new JSONArray();
if (obj != null) {
if (obj instanceof Collection) {
array.addAll((Collection<?>) obj);
} else {
array.add(obj);
}
}
return array;
}
//WHERE >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
//SET <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
/**获取SET
* @return
* @throws Exception
*/
@JSONField(serialize = false)
public String getSetString() throws Exception {
return getSetString(getMethod(), getContent(), ! isTest());
}
/**获取SET
* @param method
* @param content
* @return
* @throws Exception
*/
public static String getSetString(RequestMethod method, Map<String, Object> content, boolean verifyName) throws Exception {
Set<String> set = content == null ? null : content.keySet();
if (set != null && set.size() > 0) {
String setString = "";
boolean isFirst = true;
int keyType = 0;// 0 - =; 1 - +, 2 - -
Object value;
for (String key : set) {
//避免筛选到全部 value = key == null ? null : content.get(key);
if (key == null || KEY_ID.equals(key)) {
continue;
}
if (key.endsWith("+")) {
keyType = 1;
} else if (key.endsWith("-")) {
keyType = 2;
}
value = content.get(key);
key = getRealKey(method, key, false, true, verifyName);
setString += (isFirst ? "" : ", ") + (key + "=" + (keyType == 1 ? getAddString(key, value) : (keyType == 2
? getRemoveString(key, value) : "'" + value + "'") ) );
isFirst = false;
}
if (setString.isEmpty()) {
throw new NotExistException(TAG + "getSetString >> setString.isEmpty()");
}
return " SET " + setString;
}
return "";
}
/**SET key = CONCAT (key, 'value')
* @param key
* @param value
* @return CONCAT (key, 'value')
* @throws IllegalArgumentException
*/
public static String getAddString(String key, Object value) throws IllegalArgumentException {
if (value instanceof Number) {
return key + " + " + value;
}
if (value instanceof String) {
return " CONCAT (" + key + ", '" + value + "') ";
}
throw new IllegalArgumentException(key + "+ 对应的值 " + value + " 不是Number,String,Array中的任何一种！");
}
/**SET key = replace(key, 'value', '')
* @param key
* @param value
* @return REPLACE (key, 'value', '')
* @throws IllegalArgumentException
*/
public static String getRemoveString(String key, Object value) throws IllegalArgumentException {
if (value instanceof Number) {
return key + " - " + value;
}
if (value instanceof String) {
return SQL.replace(key, (String) value, "");// " replace(" + key + ", '" + value + "', '') ";
}
throw new IllegalArgumentException(key + "- 对应的值 " + value + " 不是Number,String,Array中的任何一种！");
}
//SET >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
/**
* @return
* @throws Exception
*/
@JSONField(serialize = false)
@Override
public String getSQL() throws Exception {
return getSQL(this);
}
/**
* @param config
* @return
* @throws Exception
*/
public static String getSQL(AbstractSQLConfig config) throws Exception {
String tablePath = config == null ? null : config.getTablePath();
if (StringUtil.isNotEmpty(tablePath, true) == false) {
Log.i(TAG, "getSQL StringUtil.isNotEmpty(tablePath, true) == false >> return null;");
return null;
}
switch (config.getMethod()) {
case POST:
return "INSERT INTO " + tablePath + config.getColumnString() + " VALUES" + config.getValuesString();
case PUT:
return "UPDATE " + tablePath + config.getSetString() + config.getWhereString();
case DELETE: