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The following commit(s) were added to refs/heads/master by this push:
new 9d5edbb add owner t oken and combination token (#10059)
9d5edbb is described below
commit 9d5edbb414b8a8511e191cc3fa15e8ca54c85dae
Author: huanghao495430759 <[email protected]>
AuthorDate: Tue Apr 13 04:31:23 2021 -0500
add owner t oken and combination token (#10059)
* add CombinationalSQLToken.
add OwnerToken to save column's owner information.
Co-authored-by: huanghao-jk <[email protected]>
---
.../token/pojo/generic/CombinationalSQLToken.java | 60 ++++++++++++++++
.../rewrite/sql/token/pojo/generic/OwnerToken.java | 79 ++++++++++++++++++++++
2 files changed, 139 insertions(+)
diff --git
a/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/CombinationalSQLToken.java
b/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/CombinationalSQLToken.java
new file mode 100644
index 0000000..4929c2e
--- /dev/null
+++
b/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/CombinationalSQLToken.java
@@ -0,0 +1,60 @@
+/*
+ * 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.rewrite.sql.token.pojo.generic;
+
+import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.SQLToken;
+import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.Substitutable;
+
+import java.util.Collection;
+import java.util.LinkedList;
+
+/**
+ * Combinational sql token.
+ */
+public final class CombinationalSQLToken extends SQLToken implements
Substitutable {
+
+ private final Collection<SQLToken> sqlTokens = new LinkedList<>();
+
+ private final int stopIndex;
+
+ public CombinationalSQLToken(final int startIndex, final int stopIndex) {
+ super(startIndex);
+ this.stopIndex = stopIndex;
+ }
+
+ /**
+ * add sql token.
+ * @param sqlToken sql token
+ */
+ public void addSQLToken(final SQLToken sqlToken) {
+ this.sqlTokens.add(sqlToken);
+ }
+
+ /**
+ * get sql tokens.
+ * @return sql tokens
+ */
+ public Collection<SQLToken> getSQLTokens() {
+ return sqlTokens;
+ }
+
+ @Override
+ public int getStopIndex() {
+ return stopIndex;
+ }
+}
diff --git
a/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/OwnerToken.java
b/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/OwnerToken.java
new file mode 100644
index 0000000..638c48e
--- /dev/null
+++
b/shardingsphere-infra/shardingsphere-infra-rewrite/shardingsphere-infra-rewrite-engine/src/main/java/org/apache/shardingsphere/infra/rewrite/sql/token/pojo/generic/OwnerToken.java
@@ -0,0 +1,79 @@
+/*
+ * 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.rewrite.sql.token.pojo.generic;
+
+import lombok.Getter;
+import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.RouteUnitAware;
+import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.SQLToken;
+import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.Substitutable;
+import org.apache.shardingsphere.infra.route.context.RouteUnit;
+import org.apache.shardingsphere.sql.parser.sql.common.constant.QuoteCharacter;
+
+import java.util.Objects;
+import java.util.Set;
+
+/**
+ * Owner token.
+ */
+public final class OwnerToken extends SQLToken implements Substitutable,
RouteUnitAware {
+
+ @Getter
+ private final int stopIndex;
+
+ private final String ownerName;
+
+ private final String tableName;
+
+ private final QuoteCharacter quoteCharacter;
+
+ public OwnerToken(final int startIndex, final int stopIndex, final String
ownerName, final String tableName, final QuoteCharacter quoteCharacter) {
+ super(startIndex);
+ this.stopIndex = stopIndex;
+ this.ownerName = ownerName;
+ this.tableName = tableName;
+ this.quoteCharacter = quoteCharacter;
+ }
+
+ @Override
+ public String toString(final RouteUnit routeUnit) {
+ if (Objects.nonNull(ownerName) && tableName.equals(ownerName)) {
+ Set<String> actualTableNames =
routeUnit.getActualTableNames(tableName);
+ String actualTableName = actualTableNames.isEmpty() ?
tableName.toLowerCase() : actualTableNames.iterator().next();
+ return getQuoteCharacter().wrap(actualTableName) + ".";
+ }
+ return toString();
+ }
+
+ @Override
+ public String toString() {
+ return Objects.isNull(ownerName) ? "" :
getQuoteCharacter().wrap(ownerName) + ".";
+ }
+
+ @Override
+ public int getStopIndex() {
+ return stopIndex;
+ }
+
+ /**
+ * get QuoteCharacter.
+ * @return column QuoteCharacter
+ */
+ public QuoteCharacter getQuoteCharacter() {
+ return Objects.nonNull(quoteCharacter) ? quoteCharacter :
QuoteCharacter.NONE;
+ }
+}
