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fix issue client-adapter.rdb模块在转换时间时丢失精度 #5052 (#5053)

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* fix the issue that client-adapter.rdb module loses precision when converting microsencond time

* fix the issue that client-adapter.rdb module loses precision when converting to java.sql.Time or java.sql.Timestamp

* fix the issue that client-adapter.rdb module loses precision when converting to java.sql.Time or java.sql.Timestamp
This commit is contained in:
wbxlll
2024-03-08 11:50:53 +08:00
committed by GitHub
parent 87c7a95523
commit 711971599f
2 changed files with 76 additions and 10 deletions
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37
client-adapter/rdb/src/main/java/com/alibaba/otter/canal/client/adapter/rdb/support/SyncUtil.java
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@@ -12,6 +12,7 @@ import java.io.StringReader;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.sql.*;
import java.time.LocalDateTime;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.Map;
@@ -220,11 +221,16 @@ public class SyncUtil {
pstmt.setTime(i, new java.sql.Time(((java.util.Date) value).getTime()));
} else if (value instanceof String) {
String v = (String) value;
java.util.Date date = Util.parseDate(v);
if (date != null) {
pstmt.setTime(i, new Time(date.getTime()));
} else {
pstmt.setNull(i, type);
if(Util.isAccuracyOverSecond(v)) {
//the java.sql.time doesn't support for even millisecond, only setObject works here.
pstmt.setObject(i, v);
}else {
java.util.Date date = Util.parseDate(v);
if (date != null) {
pstmt.setTime(i, new Time(date.getTime()));
} else {
pstmt.setNull(i, type);
}
}
} else {
pstmt.setNull(i, type);
@@ -238,11 +244,22 @@ public class SyncUtil {
} else if (value instanceof String) {
String v = (String) value;
if (!v.startsWith("0000-00-00")) {
java.util.Date date = Util.parseDate(v);
if (date != null) {
pstmt.setTimestamp(i, new Timestamp(date.getTime()));
} else {
pstmt.setNull(i, type);
if(Util.isAccuracyOverMillisecond(v)){
//convert to ISO-8601 standard format, with up to nanoseconds (9 digits) precision
LocalDateTime isoDatetime = Util.parseISOLocalDateTime(v);
if (isoDatetime != null) {
pstmt.setTimestamp(i, Timestamp.valueOf(isoDatetime));
} else {
//if can't convert, set to null
pstmt.setNull(i, type);
}
}else {
java.util.Date date = Util.parseDate(v);
if (date != null) {
pstmt.setTimestamp(i, new Timestamp(date.getTime()));
} else {
pstmt.setNull(i, type);
}
}
} else {
pstmt.setObject(i, value);