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[#277] 添加mapping strategy映射策略选择支持column和property和column+property
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26 changes: 26 additions & 0 deletions
26
sql-core/src/main/java/com/easy/query/core/basic/entity/ColumnEntityMappingRule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package com.easy.query.core.basic.entity; | ||
|
|
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| import com.easy.query.core.expression.parser.core.available.TableAvailable; | ||
| import com.easy.query.core.expression.segment.SQLEntityAliasSegment; | ||
| import com.easy.query.core.metadata.ColumnMetadata; | ||
| import com.easy.query.core.metadata.EntityMetadata; | ||
| import com.easy.query.core.util.EasyUtil; | ||
|
|
||
| /** | ||
| * create time 2025/1/6 19:49 | ||
| * 文件说明 | ||
| * | ||
| * @author xuejiaming | ||
| */ | ||
| public class ColumnEntityMappingRule implements EntityMappingRule{ | ||
| @Override | ||
| public ColumnMetadata getColumnMetadataBySourcColumnMetadata(EntityMetadata sourceEntityMetadata, ColumnMetadata sourceColumnMetadata, EntityMetadata targetEntityMetadata) { | ||
| String sourceColumnName = sourceColumnMetadata.getName(); | ||
| return targetEntityMetadata.getColumnMetadataOrNull(sourceColumnName); | ||
| } | ||
|
|
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| @Override | ||
| public String getAnonymousPropertyNameFromSQLSegment(SQLEntityAliasSegment sqlEntityAliasSegment, TableAvailable aliasTable) { | ||
| return EasyUtil.getAnonymousPropertyNameByAlias(sqlEntityAliasSegment, aliasTable); | ||
| } | ||
| } |
31 changes: 31 additions & 0 deletions
31
sql-core/src/main/java/com/easy/query/core/basic/entity/EntityMappingRule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| package com.easy.query.core.basic.entity; | ||
|
|
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| import com.easy.query.core.expression.parser.core.available.TableAvailable; | ||
| import com.easy.query.core.expression.segment.SQLEntityAliasSegment; | ||
| import com.easy.query.core.metadata.ColumnMetadata; | ||
| import com.easy.query.core.metadata.EntityMetadata; | ||
|
|
||
| /** | ||
| * create time 2025/1/6 17:18 | ||
| * 文件说明 | ||
| * | ||
| * @author xuejiaming | ||
| */ | ||
| public interface EntityMappingRule { | ||
| /** | ||
| * 获取class表别名属性 | ||
| * @param sourceEntityMetadata | ||
| * @param sourceColumnMetadata | ||
| * @param targetEntityMetadata | ||
| * @return | ||
| */ | ||
| ColumnMetadata getColumnMetadataBySourcColumnMetadata(EntityMetadata sourceEntityMetadata, ColumnMetadata sourceColumnMetadata, EntityMetadata targetEntityMetadata); | ||
|
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| /** | ||
| * 获取别名表达式表属性名 | ||
| * @param sqlEntityAliasSegment | ||
| * @param aliasTable | ||
| * @return | ||
| */ | ||
| String getAnonymousPropertyNameFromSQLSegment(SQLEntityAliasSegment sqlEntityAliasSegment, TableAvailable aliasTable); | ||
| } |
30 changes: 30 additions & 0 deletions
30
sql-core/src/main/java/com/easy/query/core/basic/entity/PropertyEntityMappingRule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| package com.easy.query.core.basic.entity; | ||
|
|
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| import com.easy.query.core.expression.parser.core.available.TableAvailable; | ||
| import com.easy.query.core.expression.segment.SQLEntityAliasSegment; | ||
| import com.easy.query.core.metadata.ColumnMetadata; | ||
| import com.easy.query.core.metadata.EntityMetadata; | ||
| import com.easy.query.core.util.EasyUtil; | ||
|
|
||
| /** | ||
| * create time 2025/1/6 19:49 | ||
| * 文件说明 | ||
| * | ||
| * @author xuejiaming | ||
| */ | ||
| public class PropertyEntityMappingRule implements EntityMappingRule{ | ||
| @Override | ||
| public ColumnMetadata getColumnMetadataBySourcColumnMetadata(EntityMetadata sourceEntityMetadata, ColumnMetadata sourceColumnMetadata, EntityMetadata targetEntityMetadata) { | ||
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| ColumnMetadata columnMetadata = targetEntityMetadata.getProperty2ColumnMap().get(sourceColumnMetadata.getPropertyName()); | ||
| if (columnMetadata != null && !columnMetadata.isValueObject()) { | ||
| return columnMetadata; | ||
| } | ||
| return null; | ||
| } | ||
|
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| @Override | ||
| public String getAnonymousPropertyNameFromSQLSegment(SQLEntityAliasSegment sqlEntityAliasSegment, TableAvailable aliasTable) { | ||
| return EasyUtil.getAnonymousPropertyNameByProperty(sqlEntityAliasSegment, aliasTable); | ||
| } | ||
| } |
37 changes: 37 additions & 0 deletions
37
...src/main/java/com/easy/query/core/basic/entity/TryColumnAndPropertyEntityMappingRule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| package com.easy.query.core.basic.entity; | ||
|
|
||
| import com.easy.query.core.expression.parser.core.available.TableAvailable; | ||
| import com.easy.query.core.expression.segment.SQLEntityAliasSegment; | ||
| import com.easy.query.core.metadata.ColumnMetadata; | ||
| import com.easy.query.core.metadata.EntityMetadata; | ||
| import com.easy.query.core.util.EasyUtil; | ||
|
|
||
| /** | ||
| * create time 2025/1/6 17:21 | ||
| * 文件说明 | ||
| * | ||
| * @author xuejiaming | ||
| */ | ||
| public class TryColumnAndPropertyEntityMappingRule implements EntityMappingRule { | ||
| @Override | ||
| public ColumnMetadata getColumnMetadataBySourcColumnMetadata(EntityMetadata sourceEntityMetadata, ColumnMetadata sourceColumnMetadata, EntityMetadata targetEntityMetadata) { | ||
| String sourceColumnName = sourceColumnMetadata.getName(); | ||
| ColumnMetadata targetColumnMetadata = targetEntityMetadata.getColumnMetadataOrNull(sourceColumnName); | ||
| if (targetColumnMetadata == null) { | ||
| ColumnMetadata columnMetadata = targetEntityMetadata.getProperty2ColumnMap().get(sourceColumnMetadata.getPropertyName()); | ||
| if (columnMetadata != null && !columnMetadata.isValueObject()) { | ||
| targetColumnMetadata = columnMetadata; | ||
| } | ||
| } | ||
| return targetColumnMetadata; | ||
| } | ||
|
|
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| @Override | ||
| public String getAnonymousPropertyNameFromSQLSegment(SQLEntityAliasSegment sqlEntityAliasSegment, TableAvailable aliasTable) { | ||
| String propertyName = EasyUtil.getAnonymousPropertyNameByAlias(sqlEntityAliasSegment, aliasTable); | ||
| if (propertyName == null) { | ||
| return EasyUtil.getAnonymousPropertyNameByProperty(sqlEntityAliasSegment, aliasTable); | ||
| } | ||
| return propertyName; | ||
| } | ||
| } |
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13 changes: 13 additions & 0 deletions
13
sql-core/src/main/java/com/easy/query/core/enums/EntityMappingStrategyEnum.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| package com.easy.query.core.enums; | ||
|
|
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| /** | ||
| * create time 2025/1/6 19:51 | ||
| * 对象映射策略 | ||
| * | ||
| * @author xuejiaming | ||
| */ | ||
| public enum EntityMappingStrategyEnum { | ||
| COLUMN_ONLY, | ||
| PROPERTY_ONLY, | ||
| COLUMN_AND_PROPERTY; | ||
| } |
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