/*
* 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.flink.api.java.io;
import org.apache.flink.api.common.io.InputFormat;
import org.apache.flink.api.common.typeinfo.TypeInformation;
import org.apache.flink.api.java.DataSet;
import org.apache.flink.api.java.ExecutionEnvironment;
import org.apache.flink.api.java.typeutils.PojoTypeInfo;
import org.apache.flink.api.java.typeutils.TypeExtractor;
import org.apache.flink.core.fs.Path;
import org.junit.Assert;
import org.junit.Test;
public class AvroInputFormatTypeExtractionTest {
@Test
public void testTypeExtraction() {
try {
InputFormat<MyAvroType, ?> format = new AvroInputFormat<MyAvroType>(new Path("file:///ignore/this/file"), MyAvroType.class);
TypeInformation<?> typeInfoDirect = TypeExtractor.getInputFormatTypes(format);
ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
DataSet<MyAvroType> input = env.createInput(format);
TypeInformation<?> typeInfoDataSet = input.getType();
Assert.assertTrue(typeInfoDirect instanceof PojoTypeInfo);
Assert.assertTrue(typeInfoDataSet instanceof PojoTypeInfo);
Assert.assertEquals(MyAvroType.class, typeInfoDirect.getTypeClass());
Assert.assertEquals(MyAvroType.class, typeInfoDataSet.getTypeClass());
} catch (Exception e) {
e.printStackTrace();
Assert.fail(e.getMessage());
}
}
public static final class MyAvroType {
public String theString;
private double aDouble;
public double getaDouble() {
return aDouble;
}
public void setaDouble(double aDouble) {
this.aDouble = aDouble;
}
public void setTheString(String theString) {
this.theString = theString;
}
public String getTheString() {
return theString;
}
}
}