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SAP HANA DATABASE Source support improvement[优化SAPhana数据库的支持] (#1959)

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* (improvement)(database) update the support for sap hana database source

* (fix)(common) add the default timeout for ZhipuAiEmbeddingModel,avoid the program error
This commit is contained in:
wwsheng009
2024-12-17 21:52:19 +08:00
committed by GitHub
parent 2e28a4c7a5
commit b57eed47e2
7 changed files with 151 additions and 4 deletions
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41
common/src/main/java/com/tencent/supersonic/common/jsqlparser/FieldAliasReplaceNameVisitor.java Normal file
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@@ -0,0 +1,41 @@
package com.tencent.supersonic.common.jsqlparser;
import net.sf.jsqlparser.statement.select.SelectItem;
import net.sf.jsqlparser.statement.select.SelectItemVisitorAdapter;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
import net.sf.jsqlparser.expression.Alias;
public class FieldAliasReplaceNameVisitor extends SelectItemVisitorAdapter {
private Map<String, String> fieldNameMap;
private Map<String, String> aliasToActualExpression = new HashMap<>();
public FieldAliasReplaceNameVisitor(Map<String, String> fieldNameMap) {
this.fieldNameMap = fieldNameMap;
}
@Override
public void visit(SelectItem selectExpressionItem) {
Alias alias = selectExpressionItem.getAlias();
if (alias == null) {
return;
}
String aliasName = alias.getName();
String replaceValue = fieldNameMap.get(aliasName);
if (StringUtils.isBlank(replaceValue)) {
return;
}
aliasToActualExpression.put(aliasName, replaceValue);
alias.setName(replaceValue);
}
public Map<String, String> getAliasToActualExpression() {
return aliasToActualExpression;
}
}

16
common/src/main/java/com/tencent/supersonic/common/jsqlparser/SqlReplaceHelper.java
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@@ -449,6 +449,22 @@ public class SqlReplaceHelper {
}
}
public static String replaceAliasFieldName(String sql, Map<String, String> fieldNameMap) {
Select selectStatement = SqlSelectHelper.getSelect(sql);
if (!(selectStatement instanceof PlainSelect)) {
return sql;
}
PlainSelect plainSelect = (PlainSelect) selectStatement;
FieldAliasReplaceNameVisitor visitor = new FieldAliasReplaceNameVisitor(fieldNameMap);
for (SelectItem selectItem : plainSelect.getSelectItems()) {
selectItem.accept(visitor);
}
Map<String, String> aliasToActualExpression = visitor.getAliasToActualExpression();
if (Objects.nonNull(aliasToActualExpression) && !aliasToActualExpression.isEmpty()) {
return replaceFields(selectStatement.toString(), aliasToActualExpression, true);
}
return selectStatement.toString();
}
public static String replaceAlias(String sql) {
Select selectStatement = SqlSelectHelper.getSelect(sql);
if (!(selectStatement instanceof PlainSelect)) {

4
common/src/main/java/dev/langchain4j/provider/ZhipuModelFactory.java
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@@ -9,6 +9,7 @@ import dev.langchain4j.model.zhipu.ZhipuAiChatModel;
import dev.langchain4j.model.zhipu.ZhipuAiEmbeddingModel;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.stereotype.Service;
import static java.time.Duration.ofSeconds;
@Service
public class ZhipuModelFactory implements ModelFactory, InitializingBean {
@@ -30,7 +31,8 @@ public class ZhipuModelFactory implements ModelFactory, InitializingBean {
public EmbeddingModel createEmbeddingModel(EmbeddingModelConfig embeddingModelConfig) {
return ZhipuAiEmbeddingModel.builder().baseUrl(embeddingModelConfig.getBaseUrl())
.apiKey(embeddingModelConfig.getApiKey()).model(embeddingModelConfig.getModelName())
.maxRetries(embeddingModelConfig.getMaxRetries())
.maxRetries(embeddingModelConfig.getMaxRetries()).callTimeout(ofSeconds(60))
.connectTimeout(ofSeconds(60)).writeTimeout(ofSeconds(60)).readTimeout(ofSeconds(60))
.logRequests(embeddingModelConfig.getLogRequests())
.logResponses(embeddingModelConfig.getLogResponses()).build();
}