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59 changes: 59 additions & 0 deletions
59
...khouse-jdbc/src/main/java/ru/yandex/clickhouse/response/parser/ClickHouseArrayParser.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| package ru.yandex.clickhouse.response.parser; | ||
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| import java.sql.Array; | ||
| import java.sql.SQLException; | ||
| import java.util.TimeZone; | ||
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| import ru.yandex.clickhouse.ClickHouseArray; | ||
| import ru.yandex.clickhouse.domain.ClickHouseDataType; | ||
| import ru.yandex.clickhouse.response.ByteFragment; | ||
| import ru.yandex.clickhouse.response.ClickHouseColumnInfo; | ||
| import ru.yandex.clickhouse.util.ClickHouseArrayUtil; | ||
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| final class ClickHouseArrayParser extends ClickHouseValueParser<Array> { | ||
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| private static ClickHouseArrayParser instance; | ||
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| static ClickHouseArrayParser getInstance() { | ||
| if (instance == null) { | ||
| instance = new ClickHouseArrayParser(); | ||
| } | ||
| return instance; | ||
| } | ||
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| private ClickHouseArrayParser() { | ||
| // prevent instantiation | ||
| } | ||
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| @Override | ||
| public Array parse(ByteFragment value, ClickHouseColumnInfo columnInfo, TimeZone resultTimeZone) | ||
| throws SQLException { | ||
| if (columnInfo.getClickHouseDataType() != ClickHouseDataType.Array) { | ||
| throw new SQLException("Column not an array"); | ||
| } | ||
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| if (value.isNull()) { | ||
| return null; | ||
| } | ||
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| final Object array; | ||
| switch (columnInfo.getArrayBaseType()) { | ||
| case Date: | ||
| // FIXME: properties.isUseObjectsInArrays() | ||
| array = ClickHouseArrayUtil.parseArray(value, false, resultTimeZone, columnInfo); | ||
| break; | ||
| default: | ||
| // properties.isUseObjectsInArrays() | ||
| TimeZone timeZone = columnInfo.getTimeZone() != null ? columnInfo.getTimeZone() : resultTimeZone; | ||
| array = ClickHouseArrayUtil.parseArray(value, false, timeZone, columnInfo); | ||
| break; | ||
| } | ||
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| return new ClickHouseArray(columnInfo.getArrayBaseType(), array); | ||
| } | ||
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| @Override | ||
| protected Array getDefaultValue() { | ||
| return null; | ||
| } | ||
| } |
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