private void doRegexTest() {
AviaterRegexFilter filter3 =
new AviaterRegexFilter(
"otter2.otter_stability1|otter1.otter_stability1|"
+ RandomStringUtils.randomAlphabetic(200));
boolean result = filter3.filter("otter1.otter_stability1");
Assert.assertEquals(true, result);
result = filter3.filter("otter2.otter_stability1");
Assert.assertEquals(true, result);
}
@Test
public void testDisordered() {
AviaterRegexFilter filter =
new AviaterRegexFilter(
"u\\..*,uvw\\..*,uv\\..*,a\\.x,a\\.xyz,a\\.xy,abc\\.x,abc\\.xyz,abc\\.xy,ab\\.x,ab\\.xyz,ab\\.xy");
boolean result = filter.filter("u.abc");
Assert.assertEquals(true, result);
result = filter.filter("ab.x");
Assert.assertEquals(true, result);
result = filter.filter("ab.xyz1");
Assert.assertEquals(false, result);
result = filter.filter("abc.xyz");
Assert.assertEquals(true, result);
result = filter.filter("uv.xyz");
Assert.assertEquals(true, result);
}
private Entry parseRowsEvent(RowsLogEvent event) {
try {
TableMapLogEvent table = event.getTable();
if (table == null) {
// tableId对应的记录不存在
throw new TableIdNotFoundException("not found tableId:" + event.getTableId());
}
String fullname = getSchemaNameAndTableName(table);
if (nameFilter != null && !nameFilter.filter(fullname)) { // check name filter
return null;
}
Header header =
createHeader(binlogFileName, event.getHeader(), table.getDbName(), table.getTableName());
RowChange.Builder rowChangeBuider = RowChange.newBuilder();
rowChangeBuider.setTableId(event.getTableId());
rowChangeBuider.setIsDdl(false);
EventType eventType = null;
int type = event.getHeader().getType();
if (LogEvent.WRITE_ROWS_EVENT_V1 == type || LogEvent.WRITE_ROWS_EVENT == type) {
eventType = EventType.INSERT;
} else if (LogEvent.UPDATE_ROWS_EVENT_V1 == type || LogEvent.UPDATE_ROWS_EVENT == type) {
eventType = EventType.UPDATE;
} else if (LogEvent.DELETE_ROWS_EVENT_V1 == type || LogEvent.DELETE_ROWS_EVENT == type) {
eventType = EventType.DELETE;
} else {
throw new CanalParseException("unsupport event type :" + event.getHeader().getType());
}
rowChangeBuider.setEventType(eventType);
RowsLogBuffer buffer = event.getRowsBuf(charset.name());
BitSet columns = event.getColumns();
BitSet changeColumns = event.getColumns();
TableMeta tableMeta = null;
if (tableMetaCache != null) { // 入错存在table meta cache
tableMeta = tableMetaCache.getTableMeta(fullname);
if (tableMeta == null) {
throw new CanalParseException("not found [" + fullname + "] in db , pls check!");
}
}
while (buffer.nextOneRow(columns)) {
// 处理row记录
RowData.Builder rowDataBuilder = RowData.newBuilder();
if (EventType.INSERT == eventType) {
// insert的记录放在before字段中
parseOneRow(rowDataBuilder, event, buffer, columns, true, tableMeta);
} else if (EventType.DELETE == eventType) {
// delete的记录放在before字段中
parseOneRow(rowDataBuilder, event, buffer, columns, false, tableMeta);
} else {
// update需要处理before/after
parseOneRow(rowDataBuilder, event, buffer, columns, false, tableMeta);
if (!buffer.nextOneRow(changeColumns)) {
rowChangeBuider.addRowDatas(rowDataBuilder.build());
break;
}
parseOneRow(rowDataBuilder, event, buffer, event.getChangeColumns(), true, tableMeta);
}
rowChangeBuider.addRowDatas(rowDataBuilder.build());
}
return createEntry(header, EntryType.ROWDATA, rowChangeBuider.build().toByteString());
} catch (Exception e) {
throw new CanalParseException("parse row data failed.", e);
}
}
@Test
public void test_regex() {
AviaterRegexFilter filter = new AviaterRegexFilter("s1\\..*,s2\\..*");
boolean result = filter.filter("s1.t1");
Assert.assertEquals(true, result);
result = filter.filter("s1.t2");
Assert.assertEquals(true, result);
result = filter.filter("");
Assert.assertEquals(true, result);
result = filter.filter("s12.t1");
Assert.assertEquals(false, result);
result = filter.filter("s2.t2");
Assert.assertEquals(true, result);
result = filter.filter("s3.t2");
Assert.assertEquals(false, result);
AviaterRegexFilter filter2 = new AviaterRegexFilter("s1\\..*,s2.t1");
result = filter2.filter("s1.t1");
Assert.assertEquals(true, result);
result = filter2.filter("s1.t2");
Assert.assertEquals(true, result);
result = filter2.filter("s2.t1");
Assert.assertEquals(true, result);
AviaterRegexFilter filter3 = new AviaterRegexFilter("foooo,f.*t");
result = filter3.filter("fooooot");
Assert.assertEquals(true, result);
AviaterRegexFilter filter4 =
new AviaterRegexFilter(
"otter2.otter_stability1|otter1.otter_stability1|retl.retl_mark|retl.retl_buffer|retl.xdual");
result = filter4.filter("otter1.otter_stability1");
Assert.assertEquals(true, result);
}