批量插入
This commit is contained in:
@@ -42,6 +42,7 @@
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- `countByTrash({Example} example)` - 统计回收站记录数
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- `countByTrashWithPage({Example} example)` - 统计分页回收站记录数
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- `insert({Model} record)` - 插入记录(自动生成 GUID、设置默认值)
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- `batchInsert(List<{Model}> records)` - 批量插入记录(自动生成 GUID、设置默认值)
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- `updateByExampleSelective({Model} record, {Example} example)` - 按条件更新记录
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- `update({Model} record)` - 更新记录(支持乐观锁)
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@@ -249,7 +249,6 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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JavaVisibility.PUBLIC,
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stringType
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);
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getWhereString.addAnnotation("@SuppressWarnings(\"DuplicatedCode\")");
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getWhereString = ElementTools.generateMethodBody(
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getWhereString,
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"if (getOredCriteria() != null) {",
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@@ -342,7 +341,7 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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// ============================================ batchInsert ==========================================
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private void addBatchInsertClientMethod(Interface interfaze, IntrospectedTable introspectedTable) {
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private void addBatchInsertClientMethod(Interface interfaceObj, IntrospectedTable introspectedTable) {
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if (introspectedTable.getAllColumns().isEmpty()) {
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return;
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}
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@@ -360,9 +359,9 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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batchInsert.setReturnType(FullyQualifiedJavaType.getIntInstance());
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batchInsert.addParameter(recordsParam);
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interfaze.addImportedType(new FullyQualifiedJavaType("java.util.List"));
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interfaze.addImportedType(new FullyQualifiedJavaType("org.apache.ibatis.annotations.Param"));
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interfaze.addMethod(batchInsert);
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interfaceObj.addImportedType(new FullyQualifiedJavaType("java.util.List"));
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interfaceObj.addImportedType(new FullyQualifiedJavaType("org.apache.ibatis.annotations.Param"));
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interfaceObj.addMethod(batchInsert);
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}
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private void addBatchInsertXmlElement(Document document, IntrospectedTable introspectedTable) {
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@@ -400,89 +399,6 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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document.getRootElement().addElement(insert);
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}
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// ============================================ batchUpdate ==========================================
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private static String actualColumnByJavaProperty(IntrospectedTable introspectedTable, String javaProperty) {
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for (IntrospectedColumn column : introspectedTable.getAllColumns()) {
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if (javaProperty.equals(column.getJavaProperty())) {
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return column.getActualColumnName();
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}
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}
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return null;
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}
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private void addBatchUpdateClientMethod(Interface interfaze, IntrospectedTable introspectedTable) {
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if (introspectedTable.getAllColumns().isEmpty()) {
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return;
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}
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if (actualColumnByJavaProperty(introspectedTable, "guid") == null
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|| actualColumnByJavaProperty(introspectedTable, "dataVersion") == null) {
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return;
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}
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FullyQualifiedJavaType rowType = ElementTools.hasBLOBColumns(introspectedTable)
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? ElementTools.getModelTypeWithBLOBs(introspectedTable)
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: ElementTools.getModelTypeWithoutBLOBs(introspectedTable);
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FullyQualifiedJavaType listType = FullyQualifiedJavaType.getNewListInstance();
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listType.addTypeArgument(rowType);
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Parameter recordsParam = new Parameter(listType, "records");
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recordsParam.addAnnotation("@Param(\"records\")");
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Method batchUpdate = new Method("batchUpdate");
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batchUpdate.setAbstract(true);
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batchUpdate.setVisibility(JavaVisibility.PUBLIC);
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batchUpdate.setReturnType(FullyQualifiedJavaType.getIntInstance());
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batchUpdate.addParameter(recordsParam);
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interfaze.addImportedType(new FullyQualifiedJavaType("java.util.List"));
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interfaze.addImportedType(new FullyQualifiedJavaType("org.apache.ibatis.annotations.Param"));
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interfaze.addMethod(batchUpdate);
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}
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private void addBatchUpdateXmlElement(Document document, IntrospectedTable introspectedTable) {
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if (introspectedTable.getAllColumns().isEmpty()) {
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return;
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}
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String guidCol = actualColumnByJavaProperty(introspectedTable, "guid");
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String dataVersionCol = actualColumnByJavaProperty(introspectedTable, "dataVersion");
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if (guidCol == null || dataVersionCol == null) {
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return;
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}
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String isDeleteCol = actualColumnByJavaProperty(introspectedTable, "isDelete");
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String isHiddenCol = actualColumnByJavaProperty(introspectedTable, "isHidden");
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String tableName = introspectedTable.getFullyQualifiedTableNameAtRuntime();
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XmlElement setElement = new XmlElement("set");
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for (IntrospectedColumn column : introspectedTable.getAllColumns()) {
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setElement.addElement(new TextElement(
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column.getActualColumnName() + " = #{item." + column.getJavaProperty() + "},"));
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}
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StringBuilder where = new StringBuilder();
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where.append("where ").append(guidCol).append(" = #{item.guid}");
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if (isDeleteCol != null) {
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where.append(" and ").append(isDeleteCol).append(" = 0");
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}
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if (isHiddenCol != null) {
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where.append(" and ").append(isHiddenCol).append(" = 0");
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}
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where.append(" and ").append(dataVersionCol).append(" = #{item.dataVersion} - 1");
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XmlElement foreach = new XmlElement("foreach");
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foreach.addAttribute(new Attribute("collection", "records"));
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foreach.addAttribute(new Attribute("item", "item"));
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foreach.addAttribute(new Attribute("separator", ";"));
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foreach.addElement(new TextElement("update " + tableName));
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foreach.addElement(setElement);
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foreach.addElement(new TextElement(where.toString()));
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XmlElement update = new XmlElement("update");
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update.addAttribute(new Attribute("id", "batchUpdate"));
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update.addElement(foreach);
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document.getRootElement().addElement(update);
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}
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// ============================================ selectPrimaryKeyByExample ==========================================
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@Override
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@@ -491,7 +407,6 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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return super.clientGenerated(interfaze, introspectedTable);
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}
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addBatchInsertClientMethod(interfaze, introspectedTable);
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addBatchUpdateClientMethod(interfaze, introspectedTable);
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if (introspectedTable.getPrimaryKeyColumns().size() <= 0) {
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return super.clientGenerated(interfaze, introspectedTable);
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}
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@@ -521,7 +436,6 @@ public class TapeMybatisGeneratorPlugin extends PluginAdapter {
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return super.sqlMapDocumentGenerated(document, introspectedTable);
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}
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addBatchInsertXmlElement(document, introspectedTable);
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addBatchUpdateXmlElement(document, introspectedTable);
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if (introspectedTable.getPrimaryKeyColumns().size() <= 0) {
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return super.sqlMapDocumentGenerated(document, introspectedTable);
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}
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@@ -99,10 +99,9 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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String repositoryInterfaceName = "I" + domainObjectName + "Repository";
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String repositoryImplName = domainObjectName + "RepositoryImpl";
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boolean hasBLOBColumns = ElementTools.hasBLOBColumns(introspectedTable);
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boolean supportsBatchUpdate = supportsTapeBatchUpdate(introspectedTable);
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// 生成Repository接口(核心修改:手动添加所有方法,不再继承父接口)
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Interface repositoryInterface = generateRepositoryInterface(repositoryInterfaceName, domainObjectName, exampleClassName, supportsBatchUpdate);
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Interface repositoryInterface = generateRepositoryInterface(repositoryInterfaceName, domainObjectName, exampleClassName);
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GeneratedJavaFile interfaceFile = new GeneratedJavaFile(
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repositoryInterface,
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targetProject,
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@@ -119,8 +118,7 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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exampleClassName,
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mapperClassName,
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introspectedTable,
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hasBLOBColumns,
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supportsBatchUpdate
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hasBLOBColumns
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);
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GeneratedJavaFile implFile = new GeneratedJavaFile(
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repositoryImpl,
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@@ -137,26 +135,6 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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return generatedJavaFiles;
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}
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/**
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* 判断是否为视图表(支持多关键字匹配)
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*/
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/**
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* 与 {@link TapeMybatisGeneratorPlugin} 中 batchUpdate 生成条件一致:需存在 guid、dataVersion 列。
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*/
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private static boolean supportsTapeBatchUpdate(IntrospectedTable introspectedTable) {
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boolean hasGuid = false;
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boolean hasDataVersion = false;
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for (IntrospectedColumn column : introspectedTable.getAllColumns()) {
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if ("guid".equals(column.getJavaProperty())) {
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hasGuid = true;
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}
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if ("dataVersion".equals(column.getJavaProperty())) {
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hasDataVersion = true;
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}
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}
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return hasGuid && hasDataVersion;
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}
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private boolean isViewTable(String tableName) {
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if (StringUtility.stringHasValue(viewKeyWords)) {
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String[] keywords = viewKeyWords.split(",");
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@@ -172,7 +150,7 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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/**
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* 核心修改:生成Repository接口(手动添加所有方法,无继承,匹配指定格式)
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*/
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private Interface generateRepositoryInterface(String interfaceName, String modelClassName, String exampleClassName, boolean supportsBatchUpdate) {
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private Interface generateRepositoryInterface(String interfaceName, String modelClassName, String exampleClassName) {
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Interface repositoryInterface = new Interface(facadeRepositoryPackage + "." + interfaceName);
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repositoryInterface.setVisibility(JavaVisibility.PUBLIC);
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@@ -363,17 +341,6 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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updateMethod.setAbstract(true);
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repositoryInterface.addMethod(updateMethod);
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// 20b. batchUpdate(与 Mapper 一致,仅 guid + dataVersion 齐备时生成)
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if (supportsBatchUpdate) {
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Method batchUpdateMethod = new Method("batchUpdate");
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batchUpdateMethod.setVisibility(JavaVisibility.PUBLIC);
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batchUpdateMethod.setReturnType(new FullyQualifiedJavaType("int"));
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batchUpdateMethod.addParameter(new Parameter(new FullyQualifiedJavaType("List<" + modelClassName + ">"), "records"));
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batchUpdateMethod.addException(new FullyQualifiedJavaType("Throwable"));
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batchUpdateMethod.setAbstract(true);
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repositoryInterface.addMethod(batchUpdateMethod);
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}
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// 21. updateByExampleSelective
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Method updateByExampleSelectiveMethod = new Method("updateByExampleSelective");
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updateByExampleSelectiveMethod.setVisibility(JavaVisibility.PUBLIC);
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@@ -397,8 +364,7 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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String exampleClassName,
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String mapperClassName,
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IntrospectedTable introspectedTable,
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boolean hasBLOBColumns,
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boolean supportsBatchUpdate) {
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boolean hasBLOBColumns) {
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TopLevelClass implClass = new TopLevelClass(domainRepositoryPackage + "." + implClassName);
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implClass.setVisibility(JavaVisibility.PUBLIC);
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@@ -431,9 +397,6 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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generateInsertMethod(implClass, modelClassName, mapperFieldName, introspectedTable);
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generateBatchInsertMethod(implClass, modelClassName, mapperFieldName, introspectedTable);
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generateUpdateMethod(implClass, modelClassName, exampleClassName, mapperFieldName, introspectedTable, hasBLOBColumns);
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if (supportsBatchUpdate) {
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generateBatchUpdateMethod(implClass, modelClassName, mapperFieldName, introspectedTable);
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}
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generateUpdateByExampleSelectiveMethod(implClass, modelClassName, exampleClassName, mapperFieldName);
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generateDeleteByIdMethod(implClass, modelClassName, mapperFieldName);
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generateDeleteAllMethod(implClass, modelClassName, exampleClassName, mapperFieldName);
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@@ -779,55 +742,6 @@ public class TapeRepositoryGeneratorPlugin extends PluginAdapter {
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implClass.addMethod(method);
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}
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private void generateBatchUpdateMethod(TopLevelClass implClass, String modelClassName, String mapperFieldName, IntrospectedTable introspectedTable) {
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Method method = new Method("batchUpdate");
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method.addAnnotation("@Override");
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method.setVisibility(JavaVisibility.PUBLIC);
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method.setReturnType(new FullyQualifiedJavaType("int"));
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method.addParameter(new Parameter(new FullyQualifiedJavaType("List<" + modelClassName + ">"), "records"));
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method.addException(new FullyQualifiedJavaType("Throwable"));
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method.addBodyLine("if (records == null || records.isEmpty()) {");
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method.addBodyLine("return 0;");
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method.addBodyLine("}");
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method.addBodyLine("List<" + modelClassName + "> batch = new ArrayList<>();");
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method.addBodyLine("for (" + modelClassName + " record : records) {");
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method.addBodyLine(modelClassName + " aDo = findValidById(record.getGuid());");
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method.addBodyLine("if (aDo == null) {");
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method.addBodyLine("throw new Throwable(\"Database record not found, " + modelClassName + " GUID:\" + record.getGuid());");
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method.addBodyLine("}");
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for (IntrospectedColumn column : introspectedTable.getAllColumns()) {
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String fieldName = column.getJavaProperty();
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String setterMethod = "set" + upperFirst(fieldName);
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String getterMethod = "get" + upperFirst(fieldName);
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if ("guid".equals(fieldName) || "isDelete".equals(fieldName) || "isHidden".equals(fieldName)
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|| "deleteToken".equals(fieldName) || "dataVersion".equals(fieldName)
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|| "createTime".equals(fieldName) || "updateTime".equals(fieldName)) {
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continue;
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}
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method.addBodyLine("if (record." + getterMethod + "() != null) {");
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method.addBodyLine("aDo." + setterMethod + "(record." + getterMethod + "());");
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method.addBodyLine("}");
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}
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method.addBodyLine("aDo.setDataVersion(aDo.getDataVersion() + 1);");
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method.addBodyLine("aDo.setUpdateTime(new Date());");
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method.addBodyLine("record.setDataVersion(aDo.getDataVersion());");
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method.addBodyLine("record.setUpdateTime(aDo.getUpdateTime());");
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method.addBodyLine("batch.add(aDo);");
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method.addBodyLine("}");
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method.addBodyLine("int count = " + mapperFieldName + ".batchUpdate(batch);");
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method.addBodyLine("if (count == batch.size()) {");
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method.addBodyLine("return count;");
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method.addBodyLine("}");
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method.addBodyLine("throw new Throwable(\"Database batchUpdate failed, " + modelClassName + " affected: \" + count + \", expected: \" + batch.size());");
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implClass.addMethod(method);
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}
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private void generateUpdateByExampleSelectiveMethod(TopLevelClass implClass, String modelClassName, String exampleClassName, String mapperFieldName) {
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Method method = new Method("updateByExampleSelective");
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method.addAnnotation("@Override");
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