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JOIN ON 及普通条件新增支持在 key$:value 的 key 中定制占位符 %, _ 与 value 的拼接方式

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This commit is contained in:
TommyLemon 2022-03-13 21:50:57 +08:00
parent 895917ba98
commit 29d8d1ef1f
2 changed files with 99 additions and 8 deletions
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78
APIJSONORM/src/main/java/apijson/orm/AbstractSQLConfig.java
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@ -3891,9 +3891,55 @@ public abstract class AbstractSQLConfig implements SQLConfig {
sql += (first ? ON : AND) + quote + jt + quote + "." + quote + on.getKey() + quote + " " + rt + " "
+ quote + on.getTargetTable() + quote + "." + quote + on.getTargetKey() + quote;
}
else if ("$".equals(rt)) {
else if (rt.endsWith("$")) {
String t = rt.substring(0, rt.length() - 1);
char r = t.isEmpty() ? 0 : t.charAt(t.length() - 1);
char l;
if (r == '%' || r == '_' || r == '?') {
t = t.substring(0, t.length() - 1);
if (t.isEmpty()) {
if (r == '?') {
throw new IllegalArgumentException(on.getOriginKey() + ":value 中字符 " + on.getOriginKey() + " 不合法！key$:value 中不允许只有单独的 '?'，必须和 '%', '_' 之一配合使用 ！");
}
l = r;
}
else {
l = t.charAt(t.length() - 1);
if (l == '%' || l == '_' || l == '?') {
if (l == r) {
throw new IllegalArgumentException(on.getOriginKey() + ":value 中字符 " + t + " 不合法！key$:value 中不允许 key 中有连续相同的占位符！");
}
t = t.substring(0, t.length() - 1);
}
else if (l > 0 && StringUtil.isName(String.valueOf(l))) {
l = r;
}
}
if (l == '?') {
l = 0;
}
if (r == '?') {
r = 0;
}
}
else {
l = r = 0;
}
if (l <= 0 && r <= 0) {
sql += (first ? ON : AND) + quote + jt + quote + "." + quote + on.getKey() + quote + (isNot ? NOT : "")
+ " LIKE concat('%', " + quote + on.getTargetTable() + quote + "." + quote + on.getTargetKey() + quote + ", '%')";
+ " LIKE " + quote + on.getTargetTable() + quote + "." + quote + on.getTargetKey() + quote;
}
else {
sql += (first ? ON : AND) + quote + jt + quote + "." + quote + on.getKey() + quote + (isNot ? NOT : "")
+ (l <= 0 ? " LIKE concat(" : " LIKE concat('" + l + "', ") + quote + on.getTargetTable() + quote
+ "." + quote + on.getTargetKey() + quote + (r <= 0 ? ")" : ", '" + r + "')");
}
}
else if (rt.endsWith("~")) {
boolean ignoreCase = "*~".equals(rt);
@ -3992,10 +4038,10 @@ public abstract class AbstractSQLConfig implements SQLConfig {
}
protected void onJoinNotRelation(String sql, String quote, Join j, String jt, List<On> onList, On on) {
throw new UnsupportedOperationException("JOIN 已禁用 '!' 非逻辑连接符 ！性能很差、需求极少，如要取消禁用可在后端重写相关方法！");
// throw new UnsupportedOperationException("JOIN 已禁用 '!' 非逻辑连接符 ！性能很差、需求极少，如要取消禁用可在后端重写相关方法！");
}
protected void onJoinComplextRelation(String sql, String quote, Join j, String jt, List<On> onList, On on) {
throw new UnsupportedOperationException("JOIN 已禁用 $, ~, {}, <>, >, <, >=, <= 等复杂关联 ！性能很差、需求极少，默认只允许等价关联，如要取消禁用可在后端重写相关方法！");
// throw new UnsupportedOperationException("JOIN 已禁用 $, ~, {}, <>, >, <, >=, <= 等复杂关联 ！性能很差、需求极少，默认只允许等价关联，如要取消禁用可在后端重写相关方法！");
}
protected void onGetCrossJoinString(Join j) throws UnsupportedOperationException {
throw new UnsupportedOperationException("已禁用 * CROSS JOIN ！性能很差、需求极少，如要取消禁用可在后端重写相关方法！");
@ -4599,7 +4645,27 @@ public abstract class AbstractSQLConfig implements SQLConfig {
String key = new String(originKey);
if (key.endsWith("$")) {//搜索 LIKE，查询时处理
key = key.substring(0, key.length() - 1);
String k = key.substring(0, key.length() - 1);
// key%$:"a" -> key LIKE '%a%'; key?%$:"a" -> key LIKE 'a%'; key_?$:"a" -> key LIKE '_a'; key_%$:"a" -> key LIKE '_a%'
char c = k.isEmpty() ? 0 : k.charAt(k.length() - 1);
if (c == '%' || c == '_' || c == '?') {
k = k.substring(0, k.length() - 1);
char c2 = k.isEmpty() ? 0 : k.charAt(k.length() - 1);
if (c2 == '%' || c2 == '_' || c2 == '?') {
if (c2 == c) {
throw new IllegalArgumentException(originKey + ":value 中字符 " + k + " 不合法！key$:value 中不允许 key 中有连续相同的占位符！");
}
k = k.substring(0, k.length() - 1);
}
else if (c == '?') {
throw new IllegalArgumentException(originKey + ":value 中字符 " + originKey + " 不合法！key$:value 中不允许只有单独的 '?'，必须和 '%', '_' 之一配合使用 ！");
}
}
key = k;
}
else if (key.endsWith("~")) {//匹配正则表达式 REGEXP，查询时处理
key = key.substring(0, key.length() - 1);
@ -4648,6 +4714,8 @@ public abstract class AbstractSQLConfig implements SQLConfig {
}
}
//TODO if (key.endsWith("-")) { // 表示 key 和 value 顺序反过来: value LIKE key
String last = null;//不用Logic优化代码，否则 key 可能变为 key| 导致 key=value 变成 key|=value 而出错
if (RequestMethod.isQueryMethod(method)) {//逻辑运算符仅供GET,HEAD方法使用
last = key.isEmpty() ? "" : key.substring(key.length() - 1);

27
APIJSONORM/src/main/java/apijson/orm/Join.java
View File

@ -242,9 +242,30 @@ public class Join {
setRelateType("<>");
k = originKey.substring(0, originKey.length() - 2);
}
else if (originKey.endsWith("$")) {
setRelateType("$");
else if (originKey.endsWith("$")) { // key%$:"a" -> key LIKE '%a%'; key?%$:"a" -> key LIKE 'a%'; key_?$:"a" -> key LIKE '_a'; key_%$:"a" -> key LIKE '_a%'
k = originKey.substring(0, originKey.length() - 1);
char c = k.isEmpty() ? 0 : k.charAt(k.length() - 1);
String t = "$";
if (c == '%' || c == '_' || c == '?') {
t = c + t;
k = k.substring(0, k.length() - 1);
char c2 = k.isEmpty() ? 0 : k.charAt(k.length() - 1);
if (c2 == '%' || c2 == '_' || c2 == '?') {
if (c2 == c) {
throw new IllegalArgumentException(originKey + ":value 中字符 " + k + " 不合法！key$:value 中不允许 key 中有连续相同的占位符！");
}
t = c2 + t;
k = k.substring(0, k.length() - 1);
}
else if (c == '?') {
throw new IllegalArgumentException(originKey + ":value 中字符 " + originKey + " 不合法！key$:value 中不允许只有单独的 '?'，必须和 '%', '_' 之一配合使用 ！");
}
}
setRelateType(t);
}
else if (originKey.endsWith("~")) {
boolean ignoreCase = originKey.endsWith("*~");
@ -276,6 +297,8 @@ public class Join {
throw new UnsupportedOperationException(joinType + "/.../" + table + "/" + originKey + " 中字符 " + k + " 不合法！与或非逻辑符仅支持 '!' 非逻辑符 ！");
}
//TODO if (c3 == '-') { // 表示 key 和 value 顺序反过来: value LIKE key
Logic l = new Logic(k);
setLogic(l);