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feat: lazy load jsonParser and yamlParser FlagFileParser #35

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Merged
merged 3 commits into from
Jan 22, 2025
Merged

feat: lazy load jsonParser and yamlParser FlagFileParser #35

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fa4a12b
lazy load jsonParser and yamlParser FlagFileParser
jtjeferreira May 29, 2024
69535ec
Merge remote-tracking branch 'upstream/main' into lazy-load-FlagFileP…
jtjeferreira Dec 20, 2024
8b1ca2a
use getter
jtjeferreira Dec 20, 2024
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16 changes: 13 additions & 3 deletions .../server/src/main/java/com/launchdarkly/sdk/server/integrations/FileDataSourceParsing.java
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Original file line number Diff line number Diff line change
Expand Up @@ -72,14 +72,24 @@ static final class FlagFileRep {
}

static abstract class FlagFileParser {
private static final FlagFileParser jsonParser = new JsonFlagFileParser();
private static final FlagFileParser yamlParser = new YamlFlagFileParser();
static class JsonParserHolder {
private static final JsonFlagFileParser INSTANCE = new JsonFlagFileParser();
static JsonFlagFileParser getInstance() {
return INSTANCE;
}
}
static class YamlParserHolder {
private static final YamlFlagFileParser INSTANCE = new YamlFlagFileParser();
static YamlFlagFileParser getInstance() {
return INSTANCE;
}
}

public abstract FlagFileRep parse(InputStream input) throws FileDataException, IOException;

public static FlagFileParser selectForContent(byte[] data) {
Reader r = new InputStreamReader(new ByteArrayInputStream(data));
return detectJson(r) ? jsonParser : yamlParser;
return detectJson(r) ? JsonParserHolder.getInstance() : YamlParserHolder.getInstance();
}

private static boolean detectJson(Reader r) {
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