Java LanguageDriver.createSqlSource方法代码示例

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * <p>
 * 自定义 KEY 生成器
 * </p>
 */
public static KeyGenerator genKeyGenerator(TableInfo tableInfo, MapperBuilderAssistant builderAssistant,
                                           String baseStatementId, LanguageDriver languageDriver) {
    Incrementer incrementer = GlobalConfigUtils.getIncrementer(builderAssistant.getConfiguration());
    if (null == incrementer) {
        throw new MybatisPlusException("Error: not configure Incrementer implementation class.");
    }
    String id = baseStatementId + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    Class<?> resultTypeClass = tableInfo.getKeySequence().idClazz();
    StatementType statementType = StatementType.PREPARED;
    String keyProperty = tableInfo.getKeyProperty();
    String keyColumn = tableInfo.getKeyColumn();
    SqlSource sqlSource = languageDriver.createSqlSource(builderAssistant.getConfiguration(),
            incrementer.getSequenceQuery(tableInfo.getKeySequence().value()), null);
    builderAssistant.addMappedStatement(id, sqlSource, statementType, SqlCommandType.SELECT, null, null, null,
            null, null, resultTypeClass, null, false, false, false,
            new NoKeyGenerator(), keyProperty, keyColumn, null, languageDriver, null);
    id = builderAssistant.applyCurrentNamespace(id, false);
    MappedStatement keyStatement = builderAssistant.getConfiguration().getMappedStatement(id, false);
    SelectKeyGenerator keyGenerator = new SelectKeyGenerator(keyStatement, true);
    builderAssistant.getConfiguration().addKeyGenerator(id, keyGenerator);
    return keyGenerator;
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration, LanguageDriver languageDriver,
                         EntityInfo entity) {
    String[] names = GeneralSqlGenerator.methodDefines.updateName().split(",");
    for (String name : names) {
        String msId = entity.getMapperClass().getName() + "." + name;

        EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());

        String sql = buildUpdateSql(entityMapper, name.endsWith("Selective"));

        SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql,
                entity.getEntityClass());

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration,
                msId, sqlSource, SqlCommandType.UPDATE);

        MappedStatement statement = statementBuilder.build();

        configuration.addMappedStatement(statement);
    }
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration, LanguageDriver languageDriver, EntityInfo entity) {
    String msId = entity.getMapperClass().getName() + "." + GeneralSqlGenerator.methodDefines.deleteName();

    // 从参数对象里提取注解信息
    EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());
    // 生成sql
    String sql = buildDeleteSql(entityMapper);

    SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());

    MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource, SqlCommandType.DELETE);

    MappedStatement statement = statementBuilder.build();
    configuration.addMappedStatement(statement);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * <p>
 * 自定义 KEY 生成器
 * </p>
 */
public static KeyGenerator genKeyGenerator(TableInfo tableInfo, MapperBuilderAssistant builderAssistant,
                                           String baseStatementId, LanguageDriver languageDriver) {
    IKeyGenerator keyGenerator = GlobalConfigUtils.getKeyGenerator(builderAssistant.getConfiguration());
    if (null == keyGenerator) {
        throw new IllegalArgumentException("not configure IKeyGenerator implementation class.");
    }
    String id = baseStatementId + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    Class<?> resultTypeClass = tableInfo.getKeySequence().clazz();
    StatementType statementType = StatementType.PREPARED;
    String keyProperty = tableInfo.getKeyProperty();
    String keyColumn = tableInfo.getKeyColumn();
    SqlSource sqlSource = languageDriver.createSqlSource(builderAssistant.getConfiguration(),
            keyGenerator.executeSql(tableInfo.getKeySequence().value()), null);
    builderAssistant.addMappedStatement(id, sqlSource, statementType, SqlCommandType.SELECT, null, null, null,
            null, null, resultTypeClass, null, false, false, false,
            new NoKeyGenerator(), keyProperty, keyColumn, null, languageDriver, null);
    id = builderAssistant.applyCurrentNamespace(id, false);
    MappedStatement keyStatement = builderAssistant.getConfiguration().getMappedStatement(id, false);
    SelectKeyGenerator selectKeyGenerator = new SelectKeyGenerator(keyStatement, true);
    builderAssistant.getConfiguration().addKeyGenerator(id, selectKeyGenerator);
    return selectKeyGenerator;
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration,LanguageDriver languageDriver, EntityInfo entity) {
	String msId = entity.getMapperClass().getName() + "." + GeneralSqlGenerator.methodDefines.deleteName();

	// 从参数对象里提取注解信息
	EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());
	// 生成sql
	String sql = buildDeleteSql(entityMapper);
	
	SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());
	
	MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource,SqlCommandType.DELETE);

	MappedStatement statement = statementBuilder.build();
	configuration.addMappedStatement(statement);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
private SqlSource buildSqlSourceFromStrings(String[] strings, Class<?> parameterTypeClass, LanguageDriver languageDriver) {
    final StringBuilder sql = new StringBuilder();
    for (String fragment : strings) {
        sql.append(fragment);
        sql.append(" ");
    }
    return languageDriver.createSqlSource(configuration, sql.toString().trim(), parameterTypeClass);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration, LanguageDriver languageDriver, EntityInfo entity) {

    String[] names = GeneralSqlGenerator.methodDefines.insertName().split(",");
    for (String name : names) {
        String msId = entity.getMapperClass().getName() + "." + name;

        // 从参数对象里提取注解信息
        EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());
        // 生成sql
        String sql = buildInsertSql(entityMapper, name.endsWith("Selective"));

        SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource, SqlCommandType.INSERT);

        KeyGenerator keyGenerator = entityMapper.autoId() ? new Jdbc3KeyGenerator() : new NoKeyGenerator();
        statementBuilder.keyGenerator(keyGenerator)//
                .keyProperty(entityMapper.getIdColumn().getProperty())//
                .keyColumn(entityMapper.getIdColumn().getColumn());

        MappedStatement statement = statementBuilder.build();

        configuration.addMappedStatement(statement);
    }

}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
private SqlSource buildSqlSourceFromStrings(String[] strings, Class<?> parameterTypeClass, LanguageDriver languageDriver) {
  final StringBuilder sql = new StringBuilder();
  for (String fragment : strings) {
    sql.append(fragment);
    sql.append(" ");
  }
  return languageDriver.createSqlSource(configuration, sql.toString().trim(), parameterTypeClass);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
private void parseSelectKeyNode(String id, XNode nodeToHandle, Class<?> parameterTypeClass, LanguageDriver langDriver, String databaseId) {
  String resultType = nodeToHandle.getStringAttribute("resultType");
  Class<?> resultTypeClass = resolveClass(resultType);
  StatementType statementType = StatementType.valueOf(nodeToHandle.getStringAttribute("statementType", StatementType.PREPARED.toString()));
  String keyProperty = nodeToHandle.getStringAttribute("keyProperty");
  String keyColumn = nodeToHandle.getStringAttribute("keyColumn");
  boolean executeBefore = "BEFORE".equals(nodeToHandle.getStringAttribute("order", "AFTER"));

  //defaults
  boolean useCache = false;
  boolean resultOrdered = false;
  KeyGenerator keyGenerator = new NoKeyGenerator();
  Integer fetchSize = null;
  Integer timeout = null;
  boolean flushCache = false;
  String parameterMap = null;
  String resultMap = null;
  ResultSetType resultSetTypeEnum = null;

  SqlSource sqlSource = langDriver.createSqlSource(configuration, nodeToHandle, parameterTypeClass);
  SqlCommandType sqlCommandType = SqlCommandType.SELECT;

  builderAssistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType,
      fetchSize, timeout, parameterMap, parameterTypeClass, resultMap, resultTypeClass,
      resultSetTypeEnum, flushCache, useCache, resultOrdered,
      keyGenerator, keyProperty, keyColumn, databaseId, langDriver, null);

  id = builderAssistant.applyCurrentNamespace(id, false);

  MappedStatement keyStatement = configuration.getMappedStatement(id, false);
  configuration.addKeyGenerator(id, new SelectKeyGenerator(keyStatement, executeBefore));
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration, LanguageDriver languageDriver,EntityInfo entity) {
	
	String[] names = GeneralSqlGenerator.methodDefines.insertName().split(",");
	for (String name : names) {			
		String msId = entity.getMapperClass().getName() + "." + name;
		
		// 从参数对象里提取注解信息
		EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());
		// 生成sql
		String sql = buildInsertSql(entityMapper,name.endsWith("Selective"));
		
		SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());
		
		MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource,SqlCommandType.INSERT);
		
		KeyGenerator keyGenerator = entityMapper.autoId() ? new Jdbc3KeyGenerator() : new NoKeyGenerator();
		statementBuilder.keyGenerator(keyGenerator)//
                        .keyProperty(entityMapper.getIdColumn().getProperty())//
                        .keyColumn(entityMapper.getIdColumn().getColumn());
        
		MappedStatement statement = statementBuilder.build();
		
		configuration.addMappedStatement(statement);
	}
	
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
private SqlSource buildSqlSourceFromStrings(String[] strings, Class<?> parameterTypeClass, LanguageDriver languageDriver) {
  final StringBuilder sql = new StringBuilder();
  for (String fragment : strings) {
    sql.append(fragment);
    sql.append(" ");
  }
  return languageDriver.createSqlSource(configuration, sql.toString(), parameterTypeClass);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
private void parseSelectKeyNode(String id, XNode nodeToHandle, Class<?> parameterTypeClass, LanguageDriver langDriver, String databaseId) {
  String resultType = nodeToHandle.getStringAttribute("resultType");
  Class<?> resultTypeClass = resolveClass(resultType);
  StatementType statementType = StatementType.valueOf(nodeToHandle.getStringAttribute("statementType", StatementType.PREPARED.toString()));
  String keyProperty = nodeToHandle.getStringAttribute("keyProperty");
  String keyColumn = nodeToHandle.getStringAttribute("keyColumn");
  boolean executeBefore = "BEFORE".equals(nodeToHandle.getStringAttribute("order", "AFTER"));

  //defaults
  boolean useCache = false;
  boolean resultOrdered = false;
  KeyGenerator keyGenerator = NoKeyGenerator.INSTANCE;
  Integer fetchSize = null;
  Integer timeout = null;
  boolean flushCache = false;
  String parameterMap = null;
  String resultMap = null;
  ResultSetType resultSetTypeEnum = null;

  SqlSource sqlSource = langDriver.createSqlSource(configuration, nodeToHandle, parameterTypeClass);
  SqlCommandType sqlCommandType = SqlCommandType.SELECT;

  builderAssistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType,
      fetchSize, timeout, parameterMap, parameterTypeClass, resultMap, resultTypeClass,
      resultSetTypeEnum, flushCache, useCache, resultOrdered,
      keyGenerator, keyProperty, keyColumn, databaseId, langDriver, null);

  id = builderAssistant.applyCurrentNamespace(id, false);

  MappedStatement keyStatement = configuration.getMappedStatement(id, false);
  configuration.addKeyGenerator(id, new SelectKeyGenerator(keyStatement, executeBefore));
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration, LanguageDriver languageDriver, EntityInfo entity) {
    String msId = entity.getMapperClass().getName() + "." + GeneralSqlGenerator.methodDefines.selectName();

    EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());

    String sql = buildGetByIdSql(entityMapper);

    SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());

    MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource, SqlCommandType.SELECT);

    // 将返回值修改为实体类型
    MappedStatement statement = statementBuilder.build();
    setResultType(configuration, statement, entity.getEntityClass());

    configuration.addMappedStatement(statement);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
public void parseStatementNode() {
  String id = context.getStringAttribute("id");
  String databaseId = context.getStringAttribute("databaseId");

  if (!databaseIdMatchesCurrent(id, databaseId, this.requiredDatabaseId)) {
    return;
  }

  Integer fetchSize = context.getIntAttribute("fetchSize");
  Integer timeout = context.getIntAttribute("timeout");
  String parameterMap = context.getStringAttribute("parameterMap");
  String parameterType = context.getStringAttribute("parameterType");
  Class<?> parameterTypeClass = resolveClass(parameterType);
  String resultMap = context.getStringAttribute("resultMap");
  String resultType = context.getStringAttribute("resultType");
  String lang = context.getStringAttribute("lang");
  LanguageDriver langDriver = getLanguageDriver(lang);

  Class<?> resultTypeClass = resolveClass(resultType);
  String resultSetType = context.getStringAttribute("resultSetType");
  StatementType statementType = StatementType.valueOf(context.getStringAttribute("statementType", StatementType.PREPARED.toString()));
  ResultSetType resultSetTypeEnum = resolveResultSetType(resultSetType);

  String nodeName = context.getNode().getNodeName();
  SqlCommandType sqlCommandType = SqlCommandType.valueOf(nodeName.toUpperCase(Locale.ENGLISH));
  boolean isSelect = sqlCommandType == SqlCommandType.SELECT;
  boolean flushCache = context.getBooleanAttribute("flushCache", !isSelect);
  boolean useCache = context.getBooleanAttribute("useCache", isSelect);
  boolean resultOrdered = context.getBooleanAttribute("resultOrdered", false);

  // Include Fragments before parsing
  XMLIncludeTransformer includeParser = new XMLIncludeTransformer(configuration, builderAssistant);
  includeParser.applyIncludes(context.getNode());

  // Parse selectKey after includes and remove them.
  processSelectKeyNodes(id, parameterTypeClass, langDriver);
  
  // Parse the SQL (pre: <selectKey> and <include> were parsed and removed)
  SqlSource sqlSource = langDriver.createSqlSource(configuration, context, parameterTypeClass);
  String resultSets = context.getStringAttribute("resultSets");
  String keyProperty = context.getStringAttribute("keyProperty");
  String keyColumn = context.getStringAttribute("keyColumn");
  KeyGenerator keyGenerator;
  String keyStatementId = id + SelectKeyGenerator.SELECT_KEY_SUFFIX;
  keyStatementId = builderAssistant.applyCurrentNamespace(keyStatementId, true);
  if (configuration.hasKeyGenerator(keyStatementId)) {
    keyGenerator = configuration.getKeyGenerator(keyStatementId);
  } else {
    keyGenerator = context.getBooleanAttribute("useGeneratedKeys",
        configuration.isUseGeneratedKeys() && SqlCommandType.INSERT.equals(sqlCommandType))
        ? new Jdbc3KeyGenerator() : new NoKeyGenerator();
  }

  builderAssistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType,
      fetchSize, timeout, parameterMap, parameterTypeClass, resultMap, resultTypeClass,
      resultSetTypeEnum, flushCache, useCache, resultOrdered, 
      keyGenerator, keyProperty, keyColumn, databaseId, langDriver, resultSets);
}
 

import org.apache.ibatis.scripting.LanguageDriver; //导入方法依赖的package包/类
/**
 * @param configuration
 * @param entity
 */
public static void build(Configuration configuration,LanguageDriver languageDriver, EntityInfo entity) {
	String[] names = GeneralSqlGenerator.methodDefines.updateName().split(",");
	for (String name : names) {			
		String msId = entity.getMapperClass().getName() + "." + name;
		
		EntityMapper entityMapper = EntityHelper.getEntityMapper(entity.getEntityClass());
		
		String sql = buildUpdateSql(entityMapper,name.endsWith("Selective"));
		
		SqlSource sqlSource = languageDriver.createSqlSource(configuration, sql, entity.getEntityClass());
		
		MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, msId, sqlSource,SqlCommandType.UPDATE);
		
		MappedStatement statement = statementBuilder.build();
		
		configuration.addMappedStatement(statement);
	}
}