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Join.java
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/*Copyright (C) 2020 THL A29 Limited, a Tencent company. All rights reserved.
This source code is licensed under the Apache License Version 2.0.*/
package apijson.orm;
import com.alibaba.fastjson.JSONObject;
import apijson.NotNull;
/**连表 配置
* @author Lemon
*/
public class Join {
private String path;
private String originKey;
private String originValue;
private String joinType; // "@" - APP, "<" - LEFT, ">" - RIGHT, "*" - CROSS, "&" - INNER, "|" - FULL, "!" - OUTER, "^" - SIDE, "(" - ANTI, ")" - FOREIGN
private String relateType; // "" - 一对一, "{}" - 一对多, "<>" - 多对一
private JSONObject request; // { "id@":"/Moment/userId" }
private String table; //User
private String alias; //owner
private String key; //id
private String targetName; // Moment
private String targetKey; // userId
private JSONObject outter;
private SQLConfig joinConfig;
private SQLConfig cacheConfig;
private SQLConfig outterConfig;
public String getPath() {
return path;
}
public void setPath(String path) {
this.path = path;
}
public String getOriginKey() {
return originKey;
}
public void setOriginKey(String originKey) {
this.originKey = originKey;
}
public String getOriginValue() {
return originValue;
}
public void setOriginValue(String originValue) {
this.originValue = originValue;
}
public String getJoinType() {
return joinType;
}
public void setJoinType(String joinType) {
this.joinType = joinType;
}
public String getRelateType() {
return relateType;
}
public void setRelateType(String relateType) {
this.relateType = relateType;
}
public String getTable() {
return table;
}
public void setTable(String table) {
this.table = table;
}
public String getAlias() {
return alias;
}
public void setAlias(String alias) {
this.alias = alias;
}
public JSONObject getRequest() {
return request;
}
public void setRequest(JSONObject request) {
this.request = request;
}
public String getKey() {
return key;
}
public void setKey(String key) {
this.key = key;
}
public String getTargetName() {
return targetName;
}
public void setTargetName(String targetName) {
this.targetName = targetName;
}
public String getTargetKey() {
return targetKey;
}
public void setTargetKey(String targetKey) {
this.targetKey = targetKey;
}
public JSONObject getOuter() {
return outter;
}
public void setOuter(JSONObject outter) {
this.outter = outter;
}
public SQLConfig getJoinConfig() {
return joinConfig;
}
public void setJoinConfig(SQLConfig joinConfig) {
this.joinConfig = joinConfig;
}
public SQLConfig getCacheConfig() {
return cacheConfig;
}
public void setCacheConfig(SQLConfig cacheConfig) {
this.cacheConfig = cacheConfig;
}
public SQLConfig getOuterConfig() {
return outterConfig;
}
public void setOuterConfig(SQLConfig outterConfig) {
this.outterConfig = outterConfig;
}
public void setKeyAndType(@NotNull String originKey) throws Exception { //id, id@, id{}@, contactIdList<>@ ...
if (originKey.endsWith("@")) {
originKey = originKey.substring(0, originKey.length() - 1);
}
else { //TODO 暂时只允许 User.id = Moment.userId 字段关联，不允许 User.id = 82001 这种
throw new IllegalArgumentException(joinType + "/.../" + table + "/" + originKey + " 不合法！join:'.../refKey'" + " 中 refKey 必须以 @ 结尾！");
}
if (originKey.endsWith("{}")) {
setRelateType("{}");
setKey(originKey.substring(0, originKey.length() - 2));
}
else if (originKey.endsWith("<>")) {
setRelateType("<>");
setKey(originKey.substring(0, originKey.length() - 2));
}
else {
setRelateType("");
setKey(originKey);
}
}
public boolean isSQLJoin() {
return ! isAppJoin();
}
public static boolean isSQLJoin(Join j) {
return j != null && j.isSQLJoin();
}
public boolean isAppJoin() {
return "@".equals(getJoinType());
}
public static boolean isAppJoin(Join j) {
return j != null && j.isAppJoin();
}
public boolean isLeftOrRightJoin() {
return "<".equals(getJoinType()) || ">".equals(getJoinType());
}
public static boolean isLeftOrRightJoin(Join j) {
return j != null && j.isLeftOrRightJoin();
}
}