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[#7171] Support parsing interval literals

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This commit is contained in:
lukaseder 2018-04-27 16:24:44 +02:00
parent a3977c1c07
commit 2d6ec56994
1 changed files with 33 additions and 4 deletions
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37
jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
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@ -395,6 +395,9 @@ import org.jooq.conf.ParseUnknownFunctions;
import org.jooq.conf.ParseUnsupportedSyntax;
import org.jooq.conf.ParseWithMetaLookups;
import org.jooq.tools.reflect.Reflect;
import org.jooq.types.DayToSecond;
import org.jooq.types.Interval;
import org.jooq.types.YearToMonth;
/**
* @author Lukas Eder
@ -4293,9 +4296,15 @@ final class ParserImpl implements Parser {
case 'i':
case 'I':
if (N.is(type) && (field = parseFieldInstrIf(ctx)) != null)
return field;
else if ((field = parseFieldIfnullIf(ctx)) != null)
if (D.is(type))
if ((field = parseFieldIntervalLiteralIf(ctx)) != null)
return field;
if (N.is(type))
if ((field = parseFieldInstrIf(ctx)) != null)
return field;
if ((field = parseFieldIfnullIf(ctx)) != null)
return field;
else if ((field = parseFieldIsnullIf(ctx)) != null)
return field;
@ -5071,6 +5080,27 @@ final class ParserImpl implements Parser {
}
}
private static final Field<?> parseFieldIntervalLiteralIf(ParserContext ctx) {
if (parseKeywordIf(ctx, "INTERVAL"))
return inline(parseIntervalLiteral(ctx));
return null;
}
private static final Interval parseIntervalLiteral(ParserContext ctx) {
String string = parseStringLiteral(ctx);
YearToMonth ym = YearToMonth.valueOf(string);
if (ym != null)
return ym;
DayToSecond ds = DayToSecond.valueOf(string);
if (ds != null)
return ds;
throw ctx.exception("Illegal interval literal");
}
private static final Field<?> parseFieldDateLiteralIf(ParserContext ctx) {
if (parseKeywordIf(ctx, "DATE")) {
if (parseIf(ctx, '(')) {
@ -5100,7 +5130,6 @@ final class ParserImpl implements Parser {
return null;
}
private static final Date parseDateLiteral(ParserContext ctx) {
try {
return Date.valueOf(parseStringLiteral(ctx));