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[#6362] Auto-wrap Select as Field in overloaded API like DSL.least()

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This commit is contained in:
lukaseder 2017-06-28 10:48:35 +02:00
parent 043a0a8861
commit e01cb4d1b6
1 changed files with 9 additions and 6 deletions
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15
jOOQ/src/main/java/org/jooq/impl/Tools.java
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@ -189,6 +189,7 @@ import org.jooq.Param;
import org.jooq.Query;
import org.jooq.QueryPart;
import org.jooq.Record;
import org.jooq.Record1;
import org.jooq.RecordType;
import org.jooq.RenderContext;
import org.jooq.RenderContext.CastMode;
@ -1010,17 +1011,19 @@ final class Tools {
static final <T> Field<T> field(T value) {
// Fields can be mixed with constant values
if (value instanceof Field<?>) {
if (value instanceof Field<?>)
return (Field<T>) value;
}
// [#6362] Single-column selects can be considered fields, too
else if (value instanceof Select && ((Select<?>) value).getSelect().size() == 1)
return DSL.field((Select<Record1<T>>) value);
// [#4771] Any other QueryPart type is not supported here
else if (value instanceof QueryPart) {
else if (value instanceof QueryPart)
throw fieldExpected(value);
}
else {
else
return val(value);
}
}
// The following overloads help performance by avoiding runtime data type lookups