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@@ -46,6 +46,8 @@ public enum SqlCommand { | |
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| CREATE_DATABASE, | ||
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| CREATE_FUNCTION, | ||
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| ALTER_DATABASE, | ||
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| DROP_DATABASE, | ||
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68 changes: 68 additions & 0 deletions
68
.../src/main/scala/org/apache/linkis/engineconnplugin/flink/hook/FlinkJarUdfEngineHook.scala
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,68 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.linkis.engineconnplugin.flink.hook | ||
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| import org.apache.linkis.engineconn.computation.executor.hook.UDFLoadEngineConnHook | ||
| import org.apache.linkis.engineconnplugin.flink.client.utils.FlinkUdfUtils | ||
| import org.apache.linkis.manager.label.entity.engine.RunType | ||
| import org.apache.linkis.udf.utils.ConstantVar | ||
| import org.apache.linkis.udf.vo.UDFInfoVo | ||
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| import org.apache.commons.lang3.StringUtils | ||
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| class FlinkJarUdfEngineHook extends UDFLoadEngineConnHook { | ||
| override val udfType: BigInt = ConstantVar.UDF_JAR | ||
| override val category: String = ConstantVar.UDF | ||
| override val runType = RunType.SQL | ||
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| override protected def constructCode(udfInfo: UDFInfoVo): String = { | ||
| val path: String = udfInfo.getPath | ||
| val registerFormat: String = udfInfo.getRegisterFormat | ||
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| if (StringUtils.isBlank(path) && StringUtils.isBlank(registerFormat)) { | ||
| logger.warn("Flink udfInfo path or registerFormat cannot is empty") | ||
| return "" | ||
| } | ||
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| val udfClassName: String = FlinkUdfUtils.extractUdfClass(registerFormat) | ||
| if (StringUtils.isBlank(udfClassName)) { | ||
| logger.warn("Flink extract udf class name cannot is empty") | ||
| return "" | ||
| } | ||
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| FlinkUdfUtils.loadJar(path) | ||
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| if (!FlinkUdfUtils.isFlinkUdf(ClassLoader.getSystemClassLoader(), udfClassName)) { | ||
| logger.warn( | ||
| "There is no extends Flink UserDefinedFunction, skip loading flink udf: {} ", | ||
| path | ||
| ) | ||
| return "" | ||
| } | ||
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| val flinkUdfSql: String = | ||
| FlinkUdfUtils.generateFlinkUdfSql(udfInfo.getUdfName, udfClassName) | ||
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| logger.info( | ||
| s"Flink start load udf, udfName:${udfInfo.getUdfName}, udfJar:${path}, udfClass:${udfClassName}\n" | ||
| ) | ||
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| "%sql\n" + flinkUdfSql | ||
| } | ||
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| } |
26 changes: 26 additions & 0 deletions
26
.../flink-core/src/test/java/org/apache/linkis/engineplugin/flink/LinkisFlinkUdfExample.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.linkis.engineplugin.flink; | ||
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| import org.apache.flink.table.functions.ScalarFunction; | ||
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| public class LinkisFlinkUdfExample extends ScalarFunction { | ||
| public String eval(String str) { | ||
| return String.format("linkis flink udf test: %s", str); | ||
| } | ||
| } |