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https://issues.apache.org/jira/browse/SPARK-20176?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15951473#comment-15951473
]
Kazuaki Ishizaki commented on SPARK-20176:
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Could you please post the program that can reproduce this issue?
> Spark Dataframe UDAF issue
> --------------------------
>
> Key: SPARK-20176
> URL: https://issues.apache.org/jira/browse/SPARK-20176
> Project: Spark
> Issue Type: IT Help
> Components: Spark Core
> Affects Versions: 2.0.2
> Reporter: Dinesh Man Amatya
>
> Getting following error in custom UDAF
> Error while decoding: java.util.concurrent.ExecutionException:
> java.lang.Exception: failed to compile:
> org.codehaus.commons.compiler.CompileException: File 'generated.java', Line
> 58, Column 33: Incompatible expression types "boolean" and "java.lang.Boolean"
> /* 001 */ public java.lang.Object generate(Object[] references) {
> /* 002 */ return new SpecificSafeProjection(references);
> /* 003 */ }
> /* 004 */
> /* 005 */ class SpecificSafeProjection extends
> org.apache.spark.sql.catalyst.expressions.codegen.BaseProjection {
> /* 006 */
> /* 007 */ private Object[] references;
> /* 008 */ private MutableRow mutableRow;
> /* 009 */ private Object[] values;
> /* 010 */ private Object[] values1;
> /* 011 */ private org.apache.spark.sql.types.StructType schema;
> /* 012 */ private org.apache.spark.sql.types.StructType schema1;
> /* 013 */
> /* 014 */
> /* 015 */ public SpecificSafeProjection(Object[] references) {
> /* 016 */ this.references = references;
> /* 017 */ mutableRow = (MutableRow) references[references.length - 1];
> /* 018 */
> /* 019 */
> /* 020 */ this.schema = (org.apache.spark.sql.types.StructType)
> references[0];
> /* 021 */ this.schema1 = (org.apache.spark.sql.types.StructType)
> references[1];
> /* 022 */ }
> /* 023 */
> /* 024 */ public java.lang.Object apply(java.lang.Object _i) {
> /* 025 */ InternalRow i = (InternalRow) _i;
> /* 026 */
> /* 027 */ values = new Object[2];
> /* 028 */
> /* 029 */ boolean isNull2 = i.isNullAt(0);
> /* 030 */ UTF8String value2 = isNull2 ? null : (i.getUTF8String(0));
> /* 031 */
> /* 032 */ boolean isNull1 = isNull2;
> /* 033 */ final java.lang.String value1 = isNull1 ? null :
> (java.lang.String) value2.toString();
> /* 034 */ isNull1 = value1 == null;
> /* 035 */ if (isNull1) {
> /* 036 */ values[0] = null;
> /* 037 */ } else {
> /* 038 */ values[0] = value1;
> /* 039 */ }
> /* 040 */
> /* 041 */ boolean isNull5 = i.isNullAt(1);
> /* 042 */ InternalRow value5 = isNull5 ? null : (i.getStruct(1, 2));
> /* 043 */ boolean isNull3 = false;
> /* 044 */ org.apache.spark.sql.Row value3 = null;
> /* 045 */ if (!false && isNull5) {
> /* 046 */
> /* 047 */ final org.apache.spark.sql.Row value6 = null;
> /* 048 */ isNull3 = true;
> /* 049 */ value3 = value6;
> /* 050 */ } else {
> /* 051 */
> /* 052 */ values1 = new Object[2];
> /* 053 */
> /* 054 */ boolean isNull10 = i.isNullAt(1);
> /* 055 */ InternalRow value10 = isNull10 ? null : (i.getStruct(1, 2));
> /* 056 */
> /* 057 */ boolean isNull9 = isNull10 || false;
> /* 058 */ final boolean value9 = isNull9 ? false : (Boolean)
> value10.isNullAt(0);
> /* 059 */ boolean isNull8 = false;
> /* 060 */ double value8 = -1.0;
> /* 061 */ if (!isNull9 && value9) {
> /* 062 */
> /* 063 */ final double value12 = -1.0;
> /* 064 */ isNull8 = true;
> /* 065 */ value8 = value12;
> /* 066 */ } else {
> /* 067 */
> /* 068 */ boolean isNull14 = i.isNullAt(1);
> /* 069 */ InternalRow value14 = isNull14 ? null : (i.getStruct(1, 2));
> /* 070 */ boolean isNull13 = isNull14;
> /* 071 */ double value13 = -1.0;
> /* 072 */
> /* 073 */ if (!isNull14) {
> /* 074 */
> /* 075 */ if (value14.isNullAt(0)) {
> /* 076 */ isNull13 = true;
> /* 077 */ } else {
> /* 078 */ value13 = value14.getDouble(0);
> /* 079 */ }
> /* 080 */
> /* 081 */ }
> /* 082 */ isNull8 = isNull13;
> /* 083 */ value8 = value13;
> /* 084 */ }
> /* 085 */ if (isNull8) {
> /* 086 */ values1[0] = null;
> /* 087 */ } else {
> /* 088 */ values1[0] = value8;
> /* 089 */ }
> /* 090 */
> /* 091 */ boolean isNull17 = i.isNullAt(1);
> /* 092 */ InternalRow value17 = isNull17 ? null : (i.getStruct(1, 2));
> /* 093 */
> /* 094 */ boolean isNull16 = isNull17 || false;
> /* 095 */ final boolean value16 = isNull16 ? false : (Boolean)
> value17.isNullAt(1);
> /* 096 */ boolean isNull15 = false;
> /* 097 */ double value15 = -1.0;
> /* 098 */ if (!isNull16 && value16) {
> /* 099 */
> /* 100 */ final double value19 = -1.0;
> /* 101 */ isNull15 = true;
> /* 102 */ value15 = value19;
> /* 103 */ } else {
> /* 104 */
> /* 105 */ boolean isNull21 = i.isNullAt(1);
> /* 106 */ InternalRow value21 = isNull21 ? null : (i.getStruct(1, 2));
> /* 107 */ boolean isNull20 = isNull21;
> /* 108 */ double value20 = -1.0;
> /* 109 */
> /* 110 */ if (!isNull21) {
> /* 111 */
> /* 112 */ if (value21.isNullAt(1)) {
> /* 113 */ isNull20 = true;
> /* 114 */ } else {
> /* 115 */ value20 = value21.getDouble(1);
> /* 116 */ }
> /* 117 */
> /* 118 */ }
> /* 119 */ isNull15 = isNull20;
> /* 120 */ value15 = value20;
> /* 121 */ }
> /* 122 */ if (isNull15) {
> /* 123 */ values1[1] = null;
> /* 124 */ } else {
> /* 125 */ values1[1] = value15;
> /* 126 */ }
> /* 127 */
> /* 128 */ final org.apache.spark.sql.Row value7 = new
> org.apache.spark.sql.catalyst.expressions.GenericRowWithSchema(values1,
> schema);
> /* 129 */ isNull3 = false;
> /* 130 */ value3 = value7;
> /* 131 */ }
> /* 132 */ if (isNull3) {
> /* 133 */ values[1] = null;
> /* 134 */ } else {
> /* 135 */ values[1] = value3;
> /* 136 */ }
> /* 137 */
> /* 138 */ final org.apache.spark.sql.Row value = new
> org.apache.spark.sql.catalyst.expressions.GenericRowWithSchema(values,
> schema1);
> /* 139 */ if (false) {
> /* 140 */ mutableRow.setNullAt(0);
> /* 141 */ } else {
> /* 142 */
> /* 143 */ mutableRow.update(0, value);
> /* 144 */ }
> /* 145 */
> /* 146 */ return mutableRow;
> /* 147 */ }
> /* 148 */ }
> createexternalrow(input[0, string, true].toString, if (isnull(input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true])) null else
> createexternalrow(if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxPaid, if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxAllowedAmt, StructField(totalRxPaid,DoubleType,true),
> StructField(totalRxAllowedAmt,DoubleType,true)),
> StructField(dw_member_id,StringType,true),
> StructField(test,StructType(StructField(totalRxPaid,DoubleType,true),
> StructField(totalRxAllowedAmt,DoubleType,true)),true))
> :- input[0, string, true].toString
> : +- input[0, string, true]
> +- if (isnull(input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true])) null else createexternalrow(if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxPaid, if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxAllowedAmt, StructField(totalRxPaid,DoubleType,true),
> StructField(totalRxAllowedAmt,DoubleType,true))
> :- isnull(input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true])
> : +- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>, true]
> :- null
> +- createexternalrow(if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxPaid, if (input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].isNullAt) null
> else input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxAllowedAmt, StructField(totalRxPaid,DoubleType,true),
> StructField(totalRxAllowedAmt,DoubleType,true))
> :- if (input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].isNullAt) null else input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].totalRxPaid
> : :- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].isNullAt
> : : :- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true]
> : : +- 0
> : :- null
> : +- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxPaid
> : +- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true]
> +- if (input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].isNullAt) null else input[1,
> struct<totalRxPaid:double,totalRxAllowedAmt:double>, true].totalRxAllowedAmt
> :- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].isNullAt
> : :- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true]
> : +- 1
> :- null
> +- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true].totalRxAllowedAmt
> +- input[1, struct<totalRxPaid:double,totalRxAllowedAmt:double>,
> true]
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