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new afd5c810b92 Add sql binder logic for lock column segment (#28256)
afd5c810b92 is described below
commit afd5c810b92ae33179edd5a85db397892d582cc1
Author: Zhengqiang Duan <[email protected]>
AuthorDate: Fri Aug 25 16:53:42 2023 +0800
Add sql binder logic for lock column segment (#28256)
---
.../infra/binder/enums/SegmentType.java | 2 +-
.../binder/segment/lock/LockSegmentBinder.java | 57 ++++++++++++++++++++++
.../statement/dml/SelectStatementBinder.java | 4 +-
3 files changed, 61 insertions(+), 2 deletions(-)
diff --git
a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/enums/SegmentType.java
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/enums/SegmentType.java
index c723170fd05..8aaa431dda1 100644
---
a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/enums/SegmentType.java
+++
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/enums/SegmentType.java
@@ -22,5 +22,5 @@ package org.apache.shardingsphere.infra.binder.enums;
*/
public enum SegmentType {
- PROJECTION, PREDICATE, JOIN_ON, JOIN_USING, ORDER_BY, GROUP_BY
+ PROJECTION, PREDICATE, JOIN_ON, JOIN_USING, ORDER_BY, GROUP_BY, LOCK
}
diff --git
a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/lock/LockSegmentBinder.java
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/lock/LockSegmentBinder.java
new file mode 100644
index 00000000000..c58d2ca8616
--- /dev/null
+++
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/segment/lock/LockSegmentBinder.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.shardingsphere.infra.binder.segment.lock;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import org.apache.shardingsphere.infra.binder.enums.SegmentType;
+import
org.apache.shardingsphere.infra.binder.segment.expression.impl.ColumnSegmentBinder;
+import
org.apache.shardingsphere.infra.binder.segment.from.TableSegmentBinderContext;
+import
org.apache.shardingsphere.infra.binder.statement.SQLStatementBinderContext;
+import
org.apache.shardingsphere.sql.parser.sql.common.segment.dml.column.ColumnSegment;
+import
org.apache.shardingsphere.sql.parser.sql.common.segment.dml.predicate.LockSegment;
+
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.Map;
+
+/**
+ * Lock segment binder.
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class LockSegmentBinder {
+
+ /**
+ * Bind lock segment with metadata.
+ *
+ * @param segment lock segment
+ * @param statementBinderContext statement binder context
+ * @param tableBinderContexts table binder contexts
+ * @param outerTableBinderContexts outer table binder contexts
+ * @return bounded lock segment
+ */
+ public static LockSegment bind(final LockSegment segment, final
SQLStatementBinderContext statementBinderContext,
+ final Map<String,
TableSegmentBinderContext> tableBinderContexts, final Map<String,
TableSegmentBinderContext> outerTableBinderContexts) {
+ Collection<ColumnSegment> boundedColumns = new LinkedList<>();
+ segment.getColumns().forEach(each ->
boundedColumns.add(ColumnSegmentBinder.bind(each, SegmentType.LOCK,
statementBinderContext, tableBinderContexts, outerTableBinderContexts)));
+ LockSegment result = new LockSegment(segment.getStartIndex(),
segment.getStopIndex());
+ result.getTables().addAll(segment.getTables());
+ result.getColumns().addAll(boundedColumns);
+ return result;
+ }
+}
diff --git
a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
index 1bed325df42..7e5fcc818cc 100644
---
a/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
+++
b/infra/binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementBinder.java
@@ -22,6 +22,7 @@ import org.apache.commons.collections4.map.CaseInsensitiveMap;
import
org.apache.shardingsphere.infra.binder.segment.combine.CombineSegmentBinder;
import org.apache.shardingsphere.infra.binder.segment.from.TableSegmentBinder;
import
org.apache.shardingsphere.infra.binder.segment.from.TableSegmentBinderContext;
+import org.apache.shardingsphere.infra.binder.segment.lock.LockSegmentBinder;
import
org.apache.shardingsphere.infra.binder.segment.projection.ProjectionsSegmentBinder;
import org.apache.shardingsphere.infra.binder.segment.where.WhereSegmentBinder;
import org.apache.shardingsphere.infra.binder.statement.SQLStatementBinder;
@@ -61,7 +62,8 @@ public final class SelectStatementBinder implements
SQLStatementBinder<SelectSta
sqlStatement.getOrderBy().ifPresent(result::setOrderBy);
sqlStatement.getCombine().ifPresent(optional ->
result.setCombine(CombineSegmentBinder.bind(optional, statementBinderContext)));
SelectStatementHandler.getLimitSegment(sqlStatement).ifPresent(optional ->
SelectStatementHandler.setLimitSegment(result, optional));
- SelectStatementHandler.getLockSegment(sqlStatement).ifPresent(optional
-> SelectStatementHandler.setLockSegment(result, optional));
+ SelectStatementHandler.getLockSegment(sqlStatement)
+ .ifPresent(optional ->
SelectStatementHandler.setLockSegment(result, LockSegmentBinder.bind(optional,
statementBinderContext, tableBinderContexts, outerTableBinderContexts)));
SelectStatementHandler.getWindowSegment(sqlStatement).ifPresent(optional ->
SelectStatementHandler.setWindowSegment(result, optional));
SelectStatementHandler.getWithSegment(sqlStatement).ifPresent(optional
-> SelectStatementHandler.setWithSegment(result, optional));
SelectStatementHandler.getModelSegment(sqlStatement).ifPresent(optional ->
SelectStatementHandler.setModelSegment(result, optional));
