Example usage for org.apache.ibatis.executor.keygen SelectKeyGenerator SelectKeyGenerator

List of usage examples for org.apache.ibatis.executor.keygen SelectKeyGenerator SelectKeyGenerator

Introduction

In this page you can find the example usage for org.apache.ibatis.executor.keygen SelectKeyGenerator SelectKeyGenerator.

Prototype

public SelectKeyGenerator(MappedStatement keyStatement, boolean executeBefore) 

Source Link

Usage

From source file:cn.org.awcp.core.mybatis.mapper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey - ?mysqlOracle?/*  w  ww . j  a  v  a2s . c  o  m*/
 * 
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityHelper.EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getSelectReturnType(ms);
    // defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator = null;
    Boolean executeBefore = getBEFORE();
    String IDENTITY = (column.getGenerator() == null || column.getGenerator().equals("")) ? getIDENTITY()
            : column.getGenerator();
    if (IDENTITY.equalsIgnoreCase("JDBC")) {
        keyGenerator = new Jdbc3KeyGenerator();
    } else {
        SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
                SqlCommandType.SELECT);
        statementBuilder.resource(ms.getResource());
        statementBuilder.fetchSize(null);
        statementBuilder.statementType(StatementType.STATEMENT);
        statementBuilder.keyGenerator(new NoKeyGenerator());
        statementBuilder.keyProperty(column.getProperty());
        statementBuilder.keyColumn(null);
        statementBuilder.databaseId(null);
        statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
        statementBuilder.resultOrdered(false);
        statementBuilder.resulSets(null);
        statementBuilder.timeout(configuration.getDefaultStatementTimeout());

        List<ParameterMapping> parameterMappings = new ArrayList<ParameterMapping>();
        ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
                statementBuilder.id() + "-Inline", entityClass, parameterMappings);
        statementBuilder.parameterMap(inlineParameterMapBuilder.build());

        List<ResultMap> resultMaps = new ArrayList<ResultMap>();
        ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
                statementBuilder.id() + "-Inline", column.getJavaType(), new ArrayList<ResultMapping>(), null);
        resultMaps.add(inlineResultMapBuilder.build());
        statementBuilder.resultMaps(resultMaps);
        statementBuilder.resultSetType(null);

        statementBuilder.flushCacheRequired(false);
        statementBuilder.useCache(false);
        statementBuilder.cache(null);

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

        MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
        keyGenerator = new SelectKeyGenerator(keyStatement, executeBefore);
        configuration.addKeyGenerator(keyId, keyGenerator);
    }
    // keyGenerator
    try {
        MetaObject msObject = forObject(ms);
        msObject.setValue("keyGenerator", keyGenerator);
        msObject.setValue("keyProperties", new String[] { column.getProperty() });
    } catch (Exception e) {
        // ignore
    }
}

From source file:com.baomidou.mybatisplus.MybatisMapperAnnotationBuilder.java

License:Apache License

private KeyGenerator handleSelectKeyAnnotation(SelectKey selectKeyAnnotation, String baseStatementId,
        Class<?> parameterTypeClass, LanguageDriver languageDriver) {
    String id = baseStatementId + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    Class<?> resultTypeClass = selectKeyAnnotation.resultType();
    StatementType statementType = selectKeyAnnotation.statementType();
    String keyProperty = selectKeyAnnotation.keyProperty();
    String keyColumn = selectKeyAnnotation.keyColumn();
    boolean executeBefore = selectKeyAnnotation.before();

    // defaults/*from   ww  w  .ja  v a  2s . co m*/
    boolean useCache = 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 = buildSqlSourceFromStrings(selectKeyAnnotation.statement(), parameterTypeClass,
            languageDriver);
    SqlCommandType sqlCommandType = SqlCommandType.SELECT;

    assistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType, fetchSize, timeout, parameterMap,
            parameterTypeClass, resultMap, resultTypeClass, resultSetTypeEnum, flushCache, useCache, false,
            keyGenerator, keyProperty, keyColumn, null, languageDriver, null);

    id = assistant.applyCurrentNamespace(id, false);

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

From source file:com.baomidou.mybatisplus.toolkit.TableInfoHelper.java

License:Apache License

public static KeyGenerator genKeyGenerator(TableInfo tableInfo, MapperBuilderAssistant builderAssistant,
        String baseStatementId, LanguageDriver languageDriver) {
    DBType dbType = GlobalConfiguration.getDbType(builderAssistant.getConfiguration());
    if (dbType != DBType.ORACLE)
        throw new IllegalArgumentException("??Oracle?");
    String id = baseStatementId + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    Class<?> resultTypeClass = tableInfo.getKeySequence().idClazz();
    Class<?> parameterTypeClass = null;
    StatementType statementType = StatementType.PREPARED;
    String keyProperty = tableInfo.getKeyProperty();
    String keyColumn = tableInfo.getKeyColumn();
    boolean executeBefore = true;
    boolean useCache = false;
    KeyGenerator keyGenerator = new NoKeyGenerator();
    Integer fetchSize = null;/*from w w w .  j  a  v  a  2s .c  o m*/
    Integer timeout = null;
    boolean flushCache = false;
    String parameterMap = null;
    String resultMap = null;
    ResultSetType resultSetTypeEnum = null;
    //??ORACLE????
    String sql = "select " + tableInfo.getKeySequence().value() + ".nextval from dual";
    SqlSource sqlSource = languageDriver.createSqlSource(builderAssistant.getConfiguration(), sql.trim(), null);
    SqlCommandType sqlCommandType = SqlCommandType.SELECT;
    builderAssistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType, fetchSize, timeout,
            parameterMap, parameterTypeClass, resultMap, resultTypeClass, resultSetTypeEnum, flushCache,
            useCache, false, keyGenerator, keyProperty, keyColumn, null, languageDriver, null);
    id = builderAssistant.applyCurrentNamespace(id, false);
    MappedStatement keyStatement = builderAssistant.getConfiguration().getMappedStatement(id, false);
    SelectKeyGenerator answer = new SelectKeyGenerator(keyStatement, executeBefore);
    builderAssistant.getConfiguration().addKeyGenerator(id, answer);
    return answer;
}

From source file:com.github.abel533.mapper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey - ?mysqlOracle?/*  www  .j ava 2s.c  o m*/
 *
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityHelper.EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getSelectReturnType(ms);
    //defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator = new NoKeyGenerator();
    Boolean executeBefore = getBEFORE();
    String IDENTITY = (column.getGenerator() == null || column.getGenerator().equals("")) ? getIDENTITY()
            : column.getGenerator();
    SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

    MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
            SqlCommandType.SELECT);
    statementBuilder.resource(ms.getResource());
    statementBuilder.fetchSize(null);
    statementBuilder.statementType(StatementType.STATEMENT);
    statementBuilder.keyGenerator(keyGenerator);
    statementBuilder.keyProperty(column.getProperty());
    statementBuilder.keyColumn(null);
    statementBuilder.databaseId(null);
    statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
    statementBuilder.resultOrdered(false);
    statementBuilder.resulSets(null);
    statementBuilder.timeout(configuration.getDefaultStatementTimeout());

    List<ParameterMapping> parameterMappings = new ArrayList<ParameterMapping>();
    ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
            statementBuilder.id() + "-Inline", entityClass, parameterMappings);
    statementBuilder.parameterMap(inlineParameterMapBuilder.build());

    List<ResultMap> resultMaps = new ArrayList<ResultMap>();
    ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
            statementBuilder.id() + "-Inline", int.class, new ArrayList<ResultMapping>(), null);
    resultMaps.add(inlineResultMapBuilder.build());
    statementBuilder.resultMaps(resultMaps);
    statementBuilder.resultSetType(null);

    statementBuilder.flushCacheRequired(false);
    statementBuilder.useCache(false);
    statementBuilder.cache(null);

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

    MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
    configuration.addKeyGenerator(keyId, new SelectKeyGenerator(keyStatement, executeBefore));
    //keyGenerator
    try {
        MetaObject msObject = forObject(ms);
        msObject.setValue("keyGenerator", configuration.getKeyGenerator(keyId));
    } catch (Exception e) {
        //ignore
    }
}

From source file:com.github.abel533.mapperhelper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey - ?mysqlOracle?// w w w . j av a2  s .c om
 *
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityHelper.EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getSelectReturnType(ms);
    //defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator = null;
    Boolean executeBefore = getBEFORE();
    String IDENTITY = (column.getGenerator() == null || column.getGenerator().equals("")) ? getIDENTITY()
            : column.getGenerator();
    if (IDENTITY.equalsIgnoreCase("JDBC")) {
        keyGenerator = new Jdbc3KeyGenerator();
    } else {
        SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
                SqlCommandType.SELECT);
        statementBuilder.resource(ms.getResource());
        statementBuilder.fetchSize(null);
        statementBuilder.statementType(StatementType.STATEMENT);
        statementBuilder.keyGenerator(new NoKeyGenerator());
        statementBuilder.keyProperty(column.getProperty());
        statementBuilder.keyColumn(null);
        statementBuilder.databaseId(null);
        statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
        statementBuilder.resultOrdered(false);
        statementBuilder.resulSets(null);
        statementBuilder.timeout(configuration.getDefaultStatementTimeout());

        List<ParameterMapping> parameterMappings = new ArrayList<ParameterMapping>();
        ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
                statementBuilder.id() + "-Inline", entityClass, parameterMappings);
        statementBuilder.parameterMap(inlineParameterMapBuilder.build());

        List<ResultMap> resultMaps = new ArrayList<ResultMap>();
        ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
                statementBuilder.id() + "-Inline", column.getJavaType(), new ArrayList<ResultMapping>(), null);
        resultMaps.add(inlineResultMapBuilder.build());
        statementBuilder.resultMaps(resultMaps);
        statementBuilder.resultSetType(null);

        statementBuilder.flushCacheRequired(false);
        statementBuilder.useCache(false);
        statementBuilder.cache(null);

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

        MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
        keyGenerator = new SelectKeyGenerator(keyStatement, executeBefore);
        configuration.addKeyGenerator(keyId, keyGenerator);
    }
    //keyGenerator
    try {
        MetaObject msObject = forObject(ms);
        msObject.setValue("keyGenerator", keyGenerator);
        msObject.setValue("keyProperties", new String[] { column.getProperty() });
    } catch (Exception e) {
        //ignore
    }
}

From source file:com.hand.hap.mybatis.mapperhelper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey/*ww  w  .j  av  a 2s.  com*/
 *
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getEntityClass(ms);
    //defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator;
    Boolean executeBefore = isBEFORE();
    // mod by jessen
    String generator = column.getGenerator() == null ? null : column.getGenerator();
    String IDENTITY = ("IDENTITY".equals(generator) || StringUtil.isEmpty(generator)) ? getIDENTITY()
            : generator;
    if (IDENTITY.equalsIgnoreCase("JDBC")) {
        keyGenerator = new Jdbc3KeyGenerator();
    } else {
        if ("SEQUENCE".equalsIgnoreCase(IDENTITY)) {
            // add by jessen, sql for selectKey
            IDENTITY = "SELECT " + getSeqNextVal(column) + " FROM DUAL";
        }
        SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
                SqlCommandType.SELECT);
        statementBuilder.resource(ms.getResource());
        statementBuilder.fetchSize(null);
        statementBuilder.statementType(StatementType.STATEMENT);
        statementBuilder.keyGenerator(new NoKeyGenerator());
        statementBuilder.keyProperty(column.getProperty());
        statementBuilder.keyColumn(null);
        statementBuilder.databaseId(null);
        statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
        statementBuilder.resultOrdered(false);
        statementBuilder.resulSets(null);
        statementBuilder.timeout(configuration.getDefaultStatementTimeout());

        List<ParameterMapping> parameterMappings = new ArrayList<ParameterMapping>();
        ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
                statementBuilder.id() + "-Inline", entityClass, parameterMappings);
        statementBuilder.parameterMap(inlineParameterMapBuilder.build());

        List<ResultMap> resultMaps = new ArrayList<ResultMap>();
        ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
                statementBuilder.id() + "-Inline", column.getJavaType(), new ArrayList<ResultMapping>(), null);
        resultMaps.add(inlineResultMapBuilder.build());
        statementBuilder.resultMaps(resultMaps);
        statementBuilder.resultSetType(null);

        statementBuilder.flushCacheRequired(false);
        statementBuilder.useCache(false);
        statementBuilder.cache(null);

        MappedStatement statement = statementBuilder.build();
        try {
            configuration.addMappedStatement(statement);
        } catch (Exception e) {
            //ignore
        }
        MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
        keyGenerator = new SelectKeyGenerator(keyStatement, executeBefore);
        try {
            configuration.addKeyGenerator(keyId, keyGenerator);
        } catch (Exception e) {
            //ignore
        }
    }
    //keyGenerator
    try {
        MetaObject msObject = SystemMetaObject.forObject(ms);
        msObject.setValue("keyGenerator", keyGenerator);
        msObject.setValue("keyProperties", column.getTable().getKeyProperties());
        msObject.setValue("keyColumns", column.getTable().getKeyColumns());
    } catch (Exception e) {
        //ignore
    }
}

From source file:com.mybatisX.core.MybatisMapperAnnotationBuilder.java

License:Apache License

private KeyGenerator handleSelectKeyAnnotation(SelectKey selectKeyAnnotation, String baseStatementId,
        Class<?> parameterTypeClass, LanguageDriver languageDriver) {
    String id = baseStatementId + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    Class<?> resultTypeClass = selectKeyAnnotation.resultType();
    StatementType statementType = selectKeyAnnotation.statementType();
    String keyProperty = selectKeyAnnotation.keyProperty();
    String keyColumn = selectKeyAnnotation.keyColumn();
    boolean executeBefore = selectKeyAnnotation.before();
    // defaults//from www .  java2 s .c  o  m
    boolean useCache = 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 = buildSqlSourceFromStrings(selectKeyAnnotation.statement(), parameterTypeClass,
            languageDriver);
    SqlCommandType sqlCommandType = SqlCommandType.SELECT;
    assistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType, fetchSize, timeout, parameterMap,
            parameterTypeClass, resultMap, resultTypeClass, resultSetTypeEnum, flushCache, useCache, false,
            keyGenerator, keyProperty, keyColumn, null, languageDriver, null);
    id = assistant.applyCurrentNamespace(id, false);
    MappedStatement keyStatement = configuration.getMappedStatement(id, false);
    SelectKeyGenerator answer = new SelectKeyGenerator(keyStatement, executeBefore);
    configuration.addKeyGenerator(id, answer);
    return answer;
}

From source file:com.noasking.mapper.mapperhelper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey/*from  w  w  w.  j av a  2  s . c o  m*/
 *
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getEntityClass(ms);
    //defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator;
    Boolean executeBefore = isBEFORE();
    String IDENTITY = (column.getGenerator() == null || column.getGenerator().equals("")) ? getIDENTITY()
            : column.getGenerator();
    if (IDENTITY.equalsIgnoreCase("JDBC")) {
        keyGenerator = new Jdbc3KeyGenerator();
    } else {
        SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
                SqlCommandType.SELECT);
        statementBuilder.resource(ms.getResource());
        statementBuilder.fetchSize(null);
        statementBuilder.statementType(StatementType.STATEMENT);
        statementBuilder.keyGenerator(new NoKeyGenerator());
        statementBuilder.keyProperty(column.getProperty());
        statementBuilder.keyColumn(null);
        statementBuilder.databaseId(null);
        statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
        statementBuilder.resultOrdered(false);
        statementBuilder.resulSets(null);
        statementBuilder.timeout(configuration.getDefaultStatementTimeout());

        List<ParameterMapping> parameterMappings = new ArrayList<ParameterMapping>();
        ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
                statementBuilder.id() + "-Inline", entityClass, parameterMappings);
        statementBuilder.parameterMap(inlineParameterMapBuilder.build());

        List<ResultMap> resultMaps = new ArrayList<ResultMap>();
        ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
                statementBuilder.id() + "-Inline", column.getJavaType(), new ArrayList<ResultMapping>(), null);
        resultMaps.add(inlineResultMapBuilder.build());
        statementBuilder.resultMaps(resultMaps);
        statementBuilder.resultSetType(null);

        statementBuilder.flushCacheRequired(false);
        statementBuilder.useCache(false);
        statementBuilder.cache(null);

        MappedStatement statement = statementBuilder.build();
        try {
            configuration.addMappedStatement(statement);
        } catch (Exception e) {
            //ignore
        }
        MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
        keyGenerator = new SelectKeyGenerator(keyStatement, executeBefore);
        try {
            configuration.addKeyGenerator(keyId, keyGenerator);
        } catch (Exception e) {
            //ignore
        }
    }
    //keyGenerator
    try {
        MetaObject msObject = SystemMetaObject.forObject(ms);
        msObject.setValue("keyGenerator", keyGenerator);
        msObject.setValue("keyProperties", column.getTable().getKeyProperties());
        msObject.setValue("keyColumns", column.getTable().getKeyColumns());
    } catch (Exception e) {
        //ignore
    }
}

From source file:com.sinotopia.mybatis.plus.toolkit.TableInfoHelper.java

License:Apache License

/**
 * <p>/*from   ww  w.  ja v a 2  s . c om*/
 *  KEY ?
 * </p>
 */
public static KeyGenerator genKeyGenerator(TableInfo tableInfo, MapperBuilderAssistant builderAssistant,
        String baseStatementId, LanguageDriver languageDriver) {
    IKeyGenerator keyGenerator = GlobalConfiguration.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().idClazz();
    StatementType statementType = StatementType.PREPARED;
    String keyProperty = tableInfo.getKeyProperty();
    String keyColumn = tableInfo.getKeyColumn();
    SqlSource sqlSource = languageDriver.createSqlSource(builderAssistant.getConfiguration(),
            keyGenerator.executeSql(tableInfo), 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 answer = new SelectKeyGenerator(keyStatement, true);
    builderAssistant.getConfiguration().addKeyGenerator(id, answer);
    return answer;
}

From source file:message.mybatis.common.mapper.MapperTemplate.java

License:Open Source License

/**
 * SelectKey - ?mysqlOracle?/* www .j a  va 2s . c  o m*/
 *
 * @param ms
 * @param column
 */
protected void newSelectKeyMappedStatement(MappedStatement ms, EntityHelper.EntityColumn column) {
    String keyId = ms.getId() + SelectKeyGenerator.SELECT_KEY_SUFFIX;
    if (ms.getConfiguration().hasKeyGenerator(keyId)) {
        return;
    }
    Class<?> entityClass = getSelectReturnType(ms);
    //defaults
    Configuration configuration = ms.getConfiguration();
    KeyGenerator keyGenerator;
    Boolean executeBefore = getBEFORE();
    String IDENTITY = (column.getGenerator() == null || column.getGenerator().equals("")) ? getIDENTITY()
            : column.getGenerator();
    if (IDENTITY.equalsIgnoreCase("JDBC")) {
        keyGenerator = new Jdbc3KeyGenerator();
    } else {
        SqlSource sqlSource = new RawSqlSource(configuration, IDENTITY, entityClass);

        MappedStatement.Builder statementBuilder = new MappedStatement.Builder(configuration, keyId, sqlSource,
                SqlCommandType.SELECT);
        statementBuilder.resource(ms.getResource());
        statementBuilder.fetchSize(null);
        statementBuilder.statementType(StatementType.STATEMENT);
        statementBuilder.keyGenerator(new NoKeyGenerator());
        statementBuilder.keyProperty(column.getProperty());
        statementBuilder.keyColumn(null);
        statementBuilder.databaseId(null);
        statementBuilder.lang(configuration.getDefaultScriptingLanuageInstance());
        statementBuilder.resultOrdered(false);
        statementBuilder.resulSets(null);
        statementBuilder.timeout(configuration.getDefaultStatementTimeout());

        List<ParameterMapping> parameterMappings = new LinkedList<ParameterMapping>();
        ParameterMap.Builder inlineParameterMapBuilder = new ParameterMap.Builder(configuration,
                statementBuilder.id() + "-Inline", entityClass, parameterMappings);
        statementBuilder.parameterMap(inlineParameterMapBuilder.build());

        List<ResultMap> resultMaps = new LinkedList<ResultMap>();
        ResultMap.Builder inlineResultMapBuilder = new ResultMap.Builder(configuration,
                statementBuilder.id() + "-Inline", column.getJavaType(), new LinkedList<ResultMapping>(), null);
        resultMaps.add(inlineResultMapBuilder.build());
        statementBuilder.resultMaps(resultMaps);
        statementBuilder.resultSetType(null);

        statementBuilder.flushCacheRequired(false);
        statementBuilder.useCache(false);
        statementBuilder.cache(null);

        MappedStatement statement = statementBuilder.build();
        try {
            configuration.addMappedStatement(statement);
        } catch (Exception e) {
            //ignore
        }
        MappedStatement keyStatement = configuration.getMappedStatement(keyId, false);
        keyGenerator = new SelectKeyGenerator(keyStatement, executeBefore);
        try {
            configuration.addKeyGenerator(keyId, keyGenerator);
        } catch (Exception e) {
            //ignore
        }
    }
    //keyGenerator
    try {
        MetaObject msObject = SystemMetaObject.forObject(ms);
        msObject.setValue("keyGenerator", keyGenerator);
        msObject.setValue("keyProperties", column.getTable().getKeyProperties());
        msObject.setValue("keyColumns", column.getTable().getKeyColumns());
    } catch (Exception e) {
        //ignore
    }
}