Stephan Ewen created FLINK-1145:
----------------------------------- Summary: POJO Type extractor bug with type variables Key: FLINK-1145 URL: https://issues.apache.org/jira/browse/FLINK-1145 Project: Flink Issue Type: Bug Reporter: Stephan Ewen The following program incorrectly states that there are duplicate getters/setters. {code} public static class Vertex<K, V> { private K key1; private K key2; private V value; public Vertex() {} public Vertex(K key, V value) { this.key1 = key; this.key2 = key; this.value = value; } public Vertex(K key1, K key2, V value) { this.key1 = key1; this.key2 = key2; this.value = value; } public void setKey1(K key1) { this.key1 = key1; } public void setKey2(K key2) { this.key2 = key2; } public K getKey1() { return key1; } public K getKey2() { return key2; } public void setValue(V value) { this.value = value; } public V getValue() { return value; } } public static void main(String[] args) throws Exception { ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment(); DataSet<Vertex<Long, Double>> set = env.fromElements(new Vertex<Long, Double>(0L, 3.0), new Vertex<Long, Double>(1L, 1.0)); set.print(); env.execute(); } {code} The exception is {code} Exception in thread "main" java.lang.IllegalStateException: Detected more than one getters at org.apache.flink.api.java.typeutils.TypeExtractor.isValidPojoField(TypeExtractor.java:981) at org.apache.flink.api.java.typeutils.TypeExtractor.analyzePojo(TypeExtractor.java:1025) at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:937) at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:863) at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForObject(TypeExtractor.java:1146) at org.apache.flink.api.java.typeutils.TypeExtractor.getForObject(TypeExtractor.java:1116) at org.apache.flink.api.java.ExecutionEnvironment.fromElements(ExecutionEnvironment.java:466) at test.Test.main(Test.java:74) {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332) |
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