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new 0a394f49ea [INLONG-10979][SDK] Transform support PI() function (#10983)
0a394f49ea is described below
commit 0a394f49ea026b2536ef0b2a90e3a9183e4a51de
Author: emptyOVO <[email protected]>
AuthorDate: Tue Sep 3 10:25:35 2024 +0800
[INLONG-10979][SDK] Transform support PI() function (#10983)
---
.../sdk/transform/process/function/PiFunction.java | 40 ++++++++++++++++++++++
.../TestTransformArithmeticFunctionsProcessor.java | 13 +++++++
2 files changed, 53 insertions(+)
diff --git
a/inlong-sdk/transform-sdk/src/main/java/org/apache/inlong/sdk/transform/process/function/PiFunction.java
b/inlong-sdk/transform-sdk/src/main/java/org/apache/inlong/sdk/transform/process/function/PiFunction.java
new file mode 100644
index 0000000000..722955ebf5
--- /dev/null
+++
b/inlong-sdk/transform-sdk/src/main/java/org/apache/inlong/sdk/transform/process/function/PiFunction.java
@@ -0,0 +1,40 @@
+/*
+ * 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.inlong.sdk.transform.process.function;
+
+import org.apache.inlong.sdk.transform.decode.SourceData;
+import org.apache.inlong.sdk.transform.process.Context;
+import org.apache.inlong.sdk.transform.process.parser.ValueParser;
+
+import net.sf.jsqlparser.expression.Function;
+/**
+ * PiFunction
+ * returns the mathematical constant PI
+ */
+@TransformFunction(names = {"pi"})
+public class PiFunction implements ValueParser {
+
+ public PiFunction(Function expr) {
+ }
+
+ @Override
+ public Object parse(SourceData sourceData, int rowIndex, Context context) {
+ return String.valueOf(Math.PI);
+ }
+
+}
diff --git
a/inlong-sdk/transform-sdk/src/test/java/org/apache/inlong/sdk/transform/process/TestTransformArithmeticFunctionsProcessor.java
b/inlong-sdk/transform-sdk/src/test/java/org/apache/inlong/sdk/transform/process/TestTransformArithmeticFunctionsProcessor.java
index c36835e579..4007a9a876 100644
---
a/inlong-sdk/transform-sdk/src/test/java/org/apache/inlong/sdk/transform/process/TestTransformArithmeticFunctionsProcessor.java
+++
b/inlong-sdk/transform-sdk/src/test/java/org/apache/inlong/sdk/transform/process/TestTransformArithmeticFunctionsProcessor.java
@@ -728,4 +728,17 @@ public class TestTransformArithmeticFunctionsProcessor {
Assert.assertEquals(output5.get(0), "result=616263");
}
+ @Test
+ public void testPiFunction() throws Exception {
+ String transformSql1 = "select pi() from source";
+ TransformConfig config1 = new TransformConfig(transformSql1);
+ TransformProcessor<String, String> processor1 = TransformProcessor
+ .create(config1,
SourceDecoderFactory.createCsvDecoder(csvSource),
+ SinkEncoderFactory.createKvEncoder(kvSink));
+ // case: pi()
+ List<String> output1 = processor1.transform("1007|4|6|8", new
HashMap<>());
+ Assert.assertEquals(1, output1.size());
+ Assert.assertEquals(output1.get(0), "result=3.141592653589793");
+ }
+
}
