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[function](url_decode)add url_decode function (#30667)

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This commit is contained in:
Guangdong Liu
2024-02-05 22:05:33 +08:00
committed by yiguolei
parent 4e8c94ef14
commit 1ed24117ac
11 changed files with 254 additions and 1 deletions
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2
fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
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@ -411,6 +411,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.Truncate;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Unhex;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UnixTimestamp;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Upper;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UrlDecode;
import org.apache.doris.nereids.trees.expressions.functions.scalar.User;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UtcTimestamp;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Uuid;
@ -860,6 +861,7 @@ public class BuiltinScalarFunctions implements FunctionHelper {
scalar(Unhex.class, "unhex"),
scalar(UnixTimestamp.class, "unix_timestamp"),
scalar(Upper.class, "ucase", "upper"),
scalar(UrlDecode.class, "url_decode"),
scalar(User.class, "user"),
scalar(UtcTimestamp.class, "utc_timestamp"),
scalar(Uuid.class, "uuid"),

70
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/UrlDecode.java Normal file
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@ -0,0 +1,70 @@
// 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.doris.nereids.trees.expressions.functions.scalar;
import org.apache.doris.catalog.FunctionSignature;
import org.apache.doris.nereids.trees.expressions.Expression;
import org.apache.doris.nereids.trees.expressions.functions.ExplicitlyCastableSignature;
import org.apache.doris.nereids.trees.expressions.functions.PropagateNullable;
import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor;
import org.apache.doris.nereids.types.StringType;
import org.apache.doris.nereids.types.VarcharType;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import java.util.List;
/**
* ScalarFunction 'url_decode'. This class is generated by GenerateFunction.
*/
public class UrlDecode extends ScalarFunction
implements ExplicitlyCastableSignature, PropagateNullable {
public static final List<FunctionSignature> SIGNATURES = ImmutableList.of(
FunctionSignature.ret(VarcharType.SYSTEM_DEFAULT).args(VarcharType.SYSTEM_DEFAULT),
FunctionSignature.ret(StringType.INSTANCE).args(StringType.INSTANCE)
);
/**
* constructor with 1 argument.
*/
public UrlDecode(Expression arg0) {
super("url_decode", arg0);
}
/**
* withChildren.
*/
@Override
public UrlDecode withChildren(List<Expression> children) {
Preconditions.checkArgument(children.size() == 1);
return new UrlDecode(children.get(0));
}
@Override
public List<FunctionSignature> getSignatures() {
return SIGNATURES;
}
@Override
public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) {
return visitor.visitUrlDecode(this, context);
}
}

5
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java
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@ -401,6 +401,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.Truncate;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Unhex;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UnixTimestamp;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Upper;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UrlDecode;
import org.apache.doris.nereids.trees.expressions.functions.scalar.User;
import org.apache.doris.nereids.trees.expressions.functions.scalar.UtcTimestamp;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Uuid;
@ -1542,6 +1543,10 @@ public interface ScalarFunctionVisitor<R, C> {
return visitScalarFunction(parseUrl, context);
}
default R visitUrlDecode(UrlDecode urlDecode, C context) {
return visitScalarFunction(urlDecode, context);
}
default R visitPassword(Password password, C context) {
return visitScalarFunction(password, context);
}