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238
...src/main/java/com/speedment/generator/standard/manager/GeneratedSqlAdapterTranslator.java
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|---|---|---|
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| /** | ||
| * | ||
| * Copyright (c) 2006-2016, Speedment, Inc. All Rights Reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); You may not | ||
| * use this file except in compliance with the License. You may obtain a copy of | ||
| * the License at: | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| * License for the specific language governing permissions and limitations under | ||
| * the License. | ||
| */ | ||
| package com.speedment.generator.standard.manager; | ||
|
|
||
| import com.speedment.common.codegen.constant.SimpleParameterizedType; | ||
| import com.speedment.common.codegen.model.AnnotationUsage; | ||
| import com.speedment.common.codegen.model.Class; | ||
| import com.speedment.common.codegen.model.Constructor; | ||
| import com.speedment.common.codegen.model.Field; | ||
| import com.speedment.common.codegen.model.File; | ||
| import com.speedment.common.codegen.model.Import; | ||
| import com.speedment.common.codegen.model.Method; | ||
| import com.speedment.common.injector.Injector; | ||
| import com.speedment.common.injector.annotation.Inject; | ||
| import com.speedment.generator.translator.AbstractEntityAndManagerTranslator; | ||
| import com.speedment.generator.translator.TranslatorSupport; | ||
| import com.speedment.runtime.core.component.DbmsHandlerComponent; | ||
| import com.speedment.runtime.core.component.ProjectComponent; | ||
| import com.speedment.runtime.core.component.resultset.ResultSetMapperComponent; | ||
| import com.speedment.runtime.core.component.resultset.ResultSetMapping; | ||
| import com.speedment.runtime.config.Column; | ||
| import com.speedment.runtime.config.Dbms; | ||
| import com.speedment.runtime.config.Table; | ||
| import com.speedment.runtime.core.internal.util.sql.ResultSetUtil; | ||
|
|
||
| import java.lang.reflect.Type; | ||
| import java.sql.ResultSet; | ||
| import java.sql.SQLException; | ||
| import java.util.concurrent.atomic.AtomicInteger; | ||
| import java.util.function.Supplier; | ||
| import java.util.stream.Stream; | ||
|
|
||
| import com.speedment.common.codegen.internal.model.value.ReferenceValue; | ||
| import static com.speedment.common.codegen.internal.util.Formatting.indent; | ||
| import com.speedment.common.injector.State; | ||
| import com.speedment.common.injector.annotation.WithState; | ||
| import com.speedment.runtime.config.util.DocumentDbUtil; | ||
| import com.speedment.runtime.core.exception.SpeedmentException; | ||
| import static com.speedment.runtime.core.util.DatabaseUtil.dbmsTypeOf; | ||
| import static com.speedment.generator.standard.internal.util.ColumnUtil.usesOptional; | ||
| import static com.speedment.generator.standard.internal.util.GenerateMethodBodyUtil.generateNewEntityFromBody; | ||
| import com.speedment.generator.translator.component.TypeMapperComponent; | ||
| import com.speedment.runtime.config.Project; | ||
| import com.speedment.runtime.config.identifier.TableIdentifier; | ||
| import com.speedment.runtime.core.component.sql.SqlPersistenceComponent; | ||
| import com.speedment.runtime.core.component.sql.SqlStreamSupplierComponent; | ||
| import static java.util.stream.Collectors.joining; | ||
|
|
||
| /** | ||
| * | ||
| * @author Emil Forslund | ||
| */ | ||
| public final class GeneratedSqlAdapterTranslator extends AbstractEntityAndManagerTranslator<Class> { | ||
|
|
||
| public final static String ENTITY_COPY_METHOD_NAME = "entityCopy", | ||
| ENTITY_CREATE_METHOD_NAME = "entityCreate", | ||
| FIELDS_METHOD = "fields", | ||
| PRIMARY_KEYS_FIELDS_METHOD = "primaryKeyFields"; | ||
|
|
||
| private @Inject | ||
| ResultSetMapperComponent resultSetMapperComponent; | ||
| private @Inject | ||
| DbmsHandlerComponent dbmsHandlerComponent; | ||
| private @Inject | ||
| TypeMapperComponent typeMappers; | ||
| private @Inject | ||
| Injector injector; | ||
|
|
||
| public GeneratedSqlAdapterTranslator(Table table) { | ||
| super(table, Class::of); | ||
| } | ||
|
|
||
| @Override | ||
| protected Class makeCodeGenModel(File file) { | ||
| file.add(Import.of(Project.class)); | ||
| return newBuilder(file, getClassOrInterfaceName()) | ||
| .forEveryTable((clazz, table) -> { | ||
| clazz | ||
| .public_() | ||
| .abstract_() | ||
| .add(Field.of("manager", getSupport().managerType()).add(inject()).private_()) | ||
| .add(Method.of("createHelpers", void.class) | ||
| .add(Field.of("projectComponent", ProjectComponent.class).add(withStateInitialized(file))) | ||
| .add("final Project project = projectComponent.getProject();") | ||
| ) | ||
| .add(Method.of("install", void.class) | ||
| .add("") | ||
| .add(Field.of("manager", getSupport().managerType()).add(withStateInitialized(file))) | ||
| .add(Field.of("streamSupplierComponent", SqlStreamSupplierComponent.class).add(withStateInitialized(file))) | ||
| .add(Field.of("persistenceComponent", SqlPersistenceComponent.class).add(withStateInitialized(file))) | ||
| .add("streamSupplierComponent.install(tableIdentifier, this::apply);") | ||
| .add("persistenceComponent.install(tableIdentifier);") | ||
| ) | ||
| .add(Field.of("tableIdentifier", SimpleParameterizedType.create(TableIdentifier.class, getSupport().entityType())).private_().final_()) | ||
| .add(Constructor.of().protected_() | ||
| // .add("this.tableIdentifier = "+TableIdentifier.class.getSimpleName()+".of(\\\"\" + getSupport().dbmsOrThrow().getName() + \"\\\"); | ||
| .add("this.tableIdentifier = " + TableIdentifier.class.getSimpleName() + ".of(" | ||
| + Stream.of(getSupport().dbmsOrThrow().getName(), getSupport().schemaOrThrow().getName(), getSupport().tableOrThrow().getName()) | ||
| .map(s -> "\"" + s + "\"").collect(joining(", ")) | ||
| + ");") | ||
| ) | ||
| .add(generateNewEntityFrom(getSupport(), file, table::columns)); | ||
| }) | ||
| .build() | ||
| .call(i -> file.add(Import.of(getSupport().entityImplType()))); | ||
| } | ||
|
|
||
| private Method generateApplyMethod(File file, Table table) { | ||
| return Method.of("apply", getSupport().entityType()).protected_() | ||
| .add("final " + getSupport().entityName() + " entity = manager.entityCreate();") | ||
| .add("try {") | ||
| .add(indent(fieldsss(table))) | ||
| .add("} catch (final SQLException sqle) {") | ||
| .add(indent("throw new SpeedmentException(sqle);")) | ||
| .add("}") | ||
| .add("return entity;"); | ||
| } | ||
|
|
||
| private String[] fieldsss(Table table) { | ||
| throw new UnsupportedOperationException("Todo"); | ||
| } | ||
|
|
||
| @Override | ||
| protected String getJavadocRepresentText() { | ||
| return "The generated Sql Adapter for a {@link " | ||
| + getSupport().entityType().getTypeName() + "} entity."; | ||
| } | ||
|
|
||
| @Override | ||
| protected String getClassOrInterfaceName() { | ||
| return getSupport().generatedSqlAdapterName(); | ||
| } | ||
|
|
||
| @Override | ||
| public boolean isInGeneratedPackage() { | ||
| return true; | ||
| } | ||
|
|
||
| public Type getImplType() { | ||
| return getSupport().managerImplType(); | ||
| } | ||
|
|
||
| private Method generateNewEntityFrom(TranslatorSupport<Table> support, File file, Supplier<Stream<? extends Column>> columnsSupplier) { | ||
| return Method.of("apply", support.entityType()) | ||
| .protected_() | ||
| .add(SQLException.class) | ||
| .add(SpeedmentException.class) | ||
| .add(Field.of("resultSet", ResultSet.class)) | ||
| .add(generateNewEntityFromBody(this::readFromResultSet, support, file, columnsSupplier)); | ||
| } | ||
|
|
||
| private String readFromResultSet(File file, Column c, AtomicInteger position) { | ||
|
|
||
| final TranslatorSupport<Table> support = new TranslatorSupport<>(injector, c.getParentOrThrow()); | ||
| final Dbms dbms = c.getParentOrThrow().getParentOrThrow().getParentOrThrow(); | ||
|
|
||
| final ResultSetMapping<?> mapping = resultSetMapperComponent.apply( | ||
| dbmsTypeOf(dbmsHandlerComponent, c.getParentOrThrow().getParentOrThrow().getParentOrThrow()), | ||
| c.findDatabaseType() | ||
| ); | ||
|
|
||
| final boolean isIdentityMapper = !c.getTypeMapper().isPresent(); | ||
|
|
||
| file.add(Import.of(DocumentDbUtil.class)); | ||
|
|
||
| final StringBuilder sb = new StringBuilder(); | ||
| if (!isIdentityMapper) { | ||
| sb | ||
| .append(typeMapperName(support, c)) | ||
| .append(".toJavaType(DocumentDbUtil.referencedColumn(projectComponent.getProject(), ") | ||
| .append(support.entityName()) | ||
| .append(".") | ||
| .append(support.namer().javaStaticFieldName(c.getJavaName())) | ||
| .append(".identifier()), getEntityClass(), "); | ||
| } | ||
| final String getterName = "get" + mapping.getResultSetMethodName(dbms); | ||
|
|
||
| final boolean isResultSetMethod = Stream.of(ResultSet.class.getMethods()) | ||
| .map(java.lang.reflect.Method::getName) | ||
| .anyMatch(getterName::equals); | ||
|
|
||
| final boolean isResultSetMethodReturnsPrimitive = Stream.of(ResultSet.class.getMethods()) | ||
| .filter(m -> m.getName().equals(getterName)) | ||
| .anyMatch(m -> m.getReturnType().isPrimitive()); | ||
|
|
||
| if (isResultSetMethod && !(usesOptional(c) && isResultSetMethodReturnsPrimitive)) { | ||
| sb | ||
| .append("resultSet.") | ||
| .append("get") | ||
| .append(mapping.getResultSetMethodName(dbms)) | ||
| .append("(").append(position.getAndIncrement()).append(")"); | ||
| } else { | ||
| file.add(Import.of(ResultSetUtil.class).static_().setStaticMember("*")); | ||
| sb | ||
| .append("get") | ||
| .append(mapping.getResultSetMethodName(dbms)) | ||
| .append("(resultSet, ") | ||
| .append(position.getAndIncrement()).append(")"); | ||
| } | ||
| if (!isIdentityMapper) { | ||
| sb.append(")"); | ||
| } | ||
|
|
||
| return sb.toString(); | ||
| } | ||
|
|
||
| private static String typeMapperName(TranslatorSupport<Table> support, Column col) { | ||
| return support.entityName() + "." + support.namer().javaStaticFieldName(col.getJavaName()) + ".typeMapper()"; | ||
| } | ||
|
|
||
| private static boolean isPrimaryKey(Column column) { | ||
| return column.getParentOrThrow().findPrimaryKeyColumn(column.getName()).isPresent(); | ||
| } | ||
|
|
||
| private AnnotationUsage withStateInitialized(File file) { | ||
| file.add(Import.of(State.class).static_().setStaticMember("INITIALIZED")); | ||
| return AnnotationUsage.of(WithState.class).set(new ReferenceValue("INITIALIZED")); | ||
| } | ||
|
|
||
| private AnnotationUsage inject() { | ||
| return AnnotationUsage.of(Inject.class); | ||
| } | ||
|
|
||
| } |
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