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[jOOQ/jOOQ#7752] Parser sequence refactoring

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This commit is contained in:
Lukas Eder 2019-11-20 22:07:16 +01:00
parent d7b57bd296
commit d8bf2b48d8
1 changed files with 72 additions and 74 deletions
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146
jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
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@ -3027,55 +3027,32 @@ final class ParserImpl implements Parser {
: ctx.dsl.createSequence(schemaName);
for (;;) {
if (parseKeywordIf(ctx, "START")) {
if (!parseKeywordIf(ctx, "WITH"))
parseIf(ctx, "=");
s = s.startWith(parseUnsignedIntegerOrBindVariable(ctx));
continue;
}
else if (parseKeywordIf(ctx, "INCREMENT")) {
if (!parseKeywordIf(ctx, "BY"))
parseIf(ctx, "=");
s = s.incrementBy(parseUnsignedIntegerOrBindVariable(ctx));
continue;
}
else if (parseKeywordIf(ctx, "MINVALUE")) {
parseIf(ctx, "=");
s = s.minvalue(parseUnsignedIntegerOrBindVariable(ctx));
continue;
}
else if (parseKeywordIf(ctx, "NO MINVALUE") || parseKeywordIf(ctx, "NOMINVALUE")) {
Param<Long> param;
if ((param = parseSequenceStartWithIf(ctx)) != null)
s = s.startWith(param);
else if ((param = parseSequenceIncrementByIf(ctx)) != null)
s = s.incrementBy(param);
else if ((param = parseSequenceMinvalueIf(ctx)) != null)
s = s.minvalue(param);
else if (parseSequenceNoMinvalueIf(ctx))
s = s.noMinvalue();
continue;
}
else if (parseKeywordIf(ctx, "MAXVALUE")) {
parseIf(ctx, "=");
s = s.maxvalue(parseUnsignedIntegerOrBindVariable(ctx));
continue;
}
else if (parseKeywordIf(ctx, "NO MAXVALUE") || parseKeywordIf(ctx, "NOMAXVALUE")) {
else if ((param = parseSequenceMaxvalueIf(ctx)) != null)
s = s.maxvalue(param);
else if (parseSequenceNoMaxvalueIf(ctx))
s = s.noMaxvalue();
continue;
}
else if (parseKeywordIf(ctx, "CYCLE")) {
else if (parseKeywordIf(ctx, "CYCLE"))
s = s.cycle();
continue;
}
else if (parseKeywordIf(ctx, "NO CYCLE") || parseKeywordIf(ctx, "NOCYCLE")) {
else if (parseSequenceNoCycleIf(ctx))
s = s.noCycle();
continue;
}
else if (parseKeywordIf(ctx, "CACHE")) {
parseIf(ctx, "=");
s = s.cache(parseUnsignedIntegerOrBindVariable(ctx));
continue;
}
else if (parseKeywordIf(ctx, "NO CACHE") || parseKeywordIf(ctx, "NOCACHE")) {
else if ((param = parseSequenceCacheIf(ctx)) != null)
s = s.cache(param);
else if (parseSequenceNoCacheIf(ctx)) {
s = s.noCache();
continue;
}
break;
else
break;
}
return s;
@ -3098,43 +3075,28 @@ final class ParserImpl implements Parser {
boolean found = false;
AlterSequenceFlagsStep s1 = s;
while (true) {
if (parseKeywordIf(ctx, "START")) {
if (!parseKeywordIf(ctx, "WITH"))
parseIf(ctx, "=");
s1 = s1.startWith(parseUnsignedIntegerOrBindVariable(ctx));
}
else if (parseKeywordIf(ctx, "INCREMENT")) {
if (!parseKeywordIf(ctx, "BY"))
parseIf(ctx, "=");
s1 = s1.incrementBy(parseUnsignedIntegerOrBindVariable(ctx));
}
else if (parseKeywordIf(ctx, "MINVALUE")) {
parseIf(ctx, "=");
s1 = s1.minvalue(parseUnsignedIntegerOrBindVariable(ctx));
}
else if (parseKeywordIf(ctx, "NO MINVALUE") || parseKeywordIf(ctx, "NOMINVALUE")) {
Param<Long> param;
if ((param = parseSequenceStartWithIf(ctx)) != null)
s1 = s1.startWith(param);
else if ((param = parseSequenceIncrementByIf(ctx)) != null)
s1 = s1.incrementBy(param);
else if ((param = parseSequenceMinvalueIf(ctx)) != null)
s1 = s1.minvalue(param);
else if (parseSequenceNoMinvalueIf(ctx))
s1 = s1.noMinvalue();
}
else if (parseKeywordIf(ctx, "MAXVALUE")) {
parseIf(ctx, "=");
s1 = s1.maxvalue(parseUnsignedIntegerOrBindVariable(ctx));
}
else if (parseKeywordIf(ctx, "NO MAXVALUE") || parseKeywordIf(ctx, "NOMAXVALUE")) {
else if ((param = parseSequenceMaxvalueIf(ctx)) != null)
s1 = s1.maxvalue(param);
else if (parseSequenceNoMaxvalueIf(ctx))
s1 = s1.noMaxvalue();
}
else if (parseKeywordIf(ctx, "CYCLE")) {
else if (parseKeywordIf(ctx, "CYCLE"))
s1 = s1.cycle();
}
else if (parseKeywordIf(ctx, "NO CYCLE") || parseKeywordIf(ctx, "NOCYCLE")) {
else if (parseSequenceNoCycleIf(ctx))
s1 = s1.noCycle();
}
else if (parseKeywordIf(ctx, "CACHE")) {
parseIf(ctx, "=");
s1 = s1.cache(parseUnsignedIntegerOrBindVariable(ctx));
}
else if (parseKeywordIf(ctx, "NO CACHE") || parseKeywordIf(ctx, "NOCACHE")) {
else if ((param = parseSequenceCacheIf(ctx)) != null)
s1 = s1.cache(param);
else if (parseSequenceNoCacheIf(ctx))
s1 = s1.noCache();
}
else if (parseKeywordIf(ctx, "RESTART")) {
if (parseKeywordIf(ctx, "WITH"))
s1 = s1.restartWith(parseUnsignedIntegerOrBindVariable(ctx));
@ -3151,6 +3113,42 @@ final class ParserImpl implements Parser {
}
}
private static final boolean parseSequenceNoCacheIf(ParserContext ctx) {
return parseKeywordIf(ctx, "NO CACHE") || parseKeywordIf(ctx, "NOCACHE");
}
private static final Param<Long> parseSequenceCacheIf(ParserContext ctx) {
return parseKeywordIf(ctx, "CACHE") && (parseIf(ctx, "=") || true) ? parseUnsignedIntegerOrBindVariable(ctx) : null;
}
private static final boolean parseSequenceNoCycleIf(ParserContext ctx) {
return parseKeywordIf(ctx, "NO CYCLE") || parseKeywordIf(ctx, "NOCYCLE");
}
private static final boolean parseSequenceNoMaxvalueIf(ParserContext ctx) {
return parseKeywordIf(ctx, "NO MAXVALUE") || parseKeywordIf(ctx, "NOMAXVALUE");
}
private static final Param<Long> parseSequenceMaxvalueIf(ParserContext ctx) {
return parseKeywordIf(ctx, "MAXVALUE") && (parseIf(ctx, "=") || true) ? parseUnsignedIntegerOrBindVariable(ctx) : null;
}
private static final boolean parseSequenceNoMinvalueIf(ParserContext ctx) {
return parseKeywordIf(ctx, "NO MINVALUE") || parseKeywordIf(ctx, "NOMINVALUE");
}
private static final Param<Long> parseSequenceMinvalueIf(ParserContext ctx) {
return parseKeywordIf(ctx, "MINVALUE") && (parseIf(ctx, "=") || true) ? parseUnsignedIntegerOrBindVariable(ctx) : null;
}
private static final Param<Long> parseSequenceIncrementByIf(ParserContext ctx) {
return parseKeywordIf(ctx, "INCREMENT") && (parseKeywordIf(ctx, "BY") || parseIf(ctx, "=") || true) ? parseUnsignedIntegerOrBindVariable(ctx) : null;
}
private static final Param<Long> parseSequenceStartWithIf(ParserContext ctx) {
return parseKeywordIf(ctx, "START") && (parseKeywordIf(ctx, "WITH") || parseIf(ctx, "=") || true) ? parseUnsignedIntegerOrBindVariable(ctx) : null;
}
private static final Query parseAlterSession(ParserContext ctx) {
parseKeyword(ctx, "SET CURRENT_SCHEMA");
parse(ctx, '=');