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(improvement)(chat) support remove InExpression and partly complete fillResponse if queryResults exist primaryEntityBizName (#181)

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This commit is contained in:
lexluo09
2023-10-09 18:07:14 +08:00
committed by GitHub
parent 7cb8208065
commit 719b797037
6 changed files with 153 additions and 55 deletions
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2
common/src/main/java/com/tencent/supersonic/common/util/jsqlparser/JsqlConstants.java
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@@ -15,4 +15,6 @@ public class JsqlConstants {
public static final String GREATER_THAN_EQUALS_CONSTANT = " 1 >= 1 ";
public static final String EQUAL_CONSTANT = " 1 = 1 ";
public static final String IN_CONSTANT = " 1 in (1) ";
}

60
common/src/main/java/com/tencent/supersonic/common/util/jsqlparser/SqlParserUpdateHelper.java
View File

@@ -16,6 +16,7 @@ import net.sf.jsqlparser.expression.operators.conditional.XorExpression;
import net.sf.jsqlparser.expression.operators.relational.ComparisonOperator;
import net.sf.jsqlparser.expression.operators.relational.EqualsTo;
import net.sf.jsqlparser.expression.operators.relational.ExpressionList;
import net.sf.jsqlparser.expression.operators.relational.InExpression;
import net.sf.jsqlparser.parser.CCJSqlParserUtil;
import net.sf.jsqlparser.schema.Column;
import net.sf.jsqlparser.schema.Table;
@@ -526,29 +527,50 @@ public class SqlParserUpdateHelper {
}
private static void removeExpressionWithConstant(Expression expression, Set<String> removeFieldNames) {
if (!(expression instanceof EqualsTo)) {
return;
if (expression instanceof EqualsTo) {
ComparisonOperator comparisonOperator = (ComparisonOperator) expression;
String columnName = getColumnName(comparisonOperator.getLeftExpression(),
comparisonOperator.getRightExpression());
if (!removeFieldNames.contains(columnName)) {
return;
}
try {
ComparisonOperator constantExpression = (ComparisonOperator) CCJSqlParserUtil.parseCondExpression(
JsqlConstants.EQUAL_CONSTANT);
comparisonOperator.setLeftExpression(constantExpression.getLeftExpression());
comparisonOperator.setRightExpression(constantExpression.getRightExpression());
comparisonOperator.setASTNode(constantExpression.getASTNode());
} catch (JSQLParserException e) {
log.error("JSQLParserException", e);
}
}
ComparisonOperator comparisonOperator = (ComparisonOperator) expression;
if (expression instanceof InExpression) {
InExpression inExpression = (InExpression) expression;
String columnName = getColumnName(inExpression.getLeftExpression(), inExpression.getRightExpression());
if (!removeFieldNames.contains(columnName)) {
return;
}
try {
InExpression constantExpression = (InExpression) CCJSqlParserUtil.parseCondExpression(
JsqlConstants.IN_CONSTANT);
inExpression.setLeftExpression(constantExpression.getLeftExpression());
inExpression.setRightItemsList(constantExpression.getRightItemsList());
inExpression.setASTNode(constantExpression.getASTNode());
} catch (JSQLParserException e) {
log.error("JSQLParserException", e);
}
}
}
private static String getColumnName(Expression leftExpression, Expression rightExpression) {
String columnName = "";
if (comparisonOperator.getRightExpression() instanceof Column) {
columnName = ((Column) (comparisonOperator).getRightExpression()).getColumnName();
if (leftExpression instanceof Column) {
columnName = ((Column) leftExpression).getColumnName();
}
if (comparisonOperator.getLeftExpression() instanceof Column) {
columnName = ((Column) (comparisonOperator).getLeftExpression()).getColumnName();
}
if (!removeFieldNames.contains(columnName)) {
return;
}
try {
ComparisonOperator constantExpression = (ComparisonOperator) CCJSqlParserUtil.parseCondExpression(
JsqlConstants.EQUAL_CONSTANT);
comparisonOperator.setLeftExpression(constantExpression.getLeftExpression());
comparisonOperator.setRightExpression(constantExpression.getRightExpression());
comparisonOperator.setASTNode(constantExpression.getASTNode());
} catch (JSQLParserException e) {
log.error("JSQLParserException", e);
if (rightExpression instanceof Column) {
columnName = ((Column) rightExpression).getColumnName();
}
return columnName;
}
}