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feat: pre compile regex when sync document (#171)

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vran
2022-05-12 13:42:28 +08:00
committed by GitHub
parent 1f185321fe
commit 5b9728282b
3 changed files with 20 additions and 8 deletions
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14
meta/src/main/java/com/databasir/core/Databasir.java
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@@ -11,7 +11,10 @@ import lombok.RequiredArgsConstructor;
import java.io.IOException; import java.io.IOException;
import java.io.OutputStream; import java.io.OutputStream;
import java.sql.Connection; import java.sql.Connection;
import java.util.List;
import java.util.Optional; import java.util.Optional;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
@RequiredArgsConstructor @RequiredArgsConstructor
@Getter @Getter
@@ -20,11 +23,18 @@ public class Databasir {
private final DatabasirConfig config; private final DatabasirConfig config;
public Optional<DatabaseMeta> get(Connection connection, String databaseName, String schemaName) { public Optional<DatabaseMeta> get(Connection connection, String databaseName, String schemaName) {
// pre compile regex
List<Pattern> ignoreTableColumnPatterns = config.getIgnoreTableColumnNameRegex().stream()
.map(Pattern::compile)
.collect(Collectors.toList());
List<Pattern> ignoreTableNamePatterns = config.getIgnoreTableNameRegex().stream()
.map(Pattern::compile)
.collect(Collectors.toList());
Condition condition = Condition.builder() Condition condition = Condition.builder()
.databaseName(databaseName) .databaseName(databaseName)
.schemaName(schemaName) .schemaName(schemaName)
.ignoreTableNameRegex(config.getIgnoreTableNameRegex()) .ignoreTableNamePatterns(ignoreTableNamePatterns)
.ignoreTableColumnNameRegex(config.getIgnoreTableColumnNameRegex()) .ignoreTableColumnNamePatterns(ignoreTableColumnPatterns)
.build(); .build();
return MetaProviders return MetaProviders
.of(connection) .of(connection)

10
meta/src/main/java/com/databasir/core/meta/provider/condition/Condition.java
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@@ -19,16 +19,18 @@ public class Condition {
private String schemaName; private String schemaName;
@Builder.Default @Builder.Default
private Collection<String> ignoreTableNameRegex = Collections.emptyList(); @Builder.ObtainVia(method = "ignoreTableNameRegexes")
private Collection<Pattern> ignoreTableNamePatterns = Collections.emptyList();
@Builder.Default @Builder.Default
private Collection<String> ignoreTableColumnNameRegex = Collections.emptyList(); @Builder.ObtainVia(method = "ignoreTableColumnNameRegexes")
private Collection<Pattern> ignoreTableColumnNamePatterns = Collections.emptyList();
public boolean tableIsIgnored(String tableName) { public boolean tableIsIgnored(String tableName) {
return ignoreTableNameRegex.stream().anyMatch(regex -> Pattern.matches(regex, tableName)); return ignoreTableNamePatterns.stream().anyMatch(regex -> regex.matcher(tableName).matches());
} }
public boolean columnIsIgnored(String column) { public boolean columnIsIgnored(String column) {
return ignoreTableColumnNameRegex.stream().anyMatch(regex -> Pattern.matches(regex, column)); return ignoreTableColumnNamePatterns.stream().anyMatch(regex -> regex.matcher(column).matches());
} }
} }

4
meta/src/main/java/com/databasir/core/meta/provider/condition/TableCondition.java
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@@ -16,8 +16,8 @@ public class TableCondition extends Condition {
.databaseName(condition.getDatabaseName()) .databaseName(condition.getDatabaseName())
.tableName(tableName) .tableName(tableName)
.schemaName(condition.getSchemaName()) .schemaName(condition.getSchemaName())
.ignoreTableNameRegex(condition.getIgnoreTableNameRegex()) .ignoreTableNamePatterns(condition.getIgnoreTableNamePatterns())
.ignoreTableColumnNameRegex(condition.getIgnoreTableColumnNameRegex()) .ignoreTableColumnNamePatterns(condition.getIgnoreTableColumnNamePatterns())
.build(); .build();
} }