Examples with KeyGenerator org.apache.ibatis.executor.keygen.KeyGenerator used on opensource projects

Example 6 with KeyGenerator

use of org.apache.ibatis.executor.keygen.KeyGenerator in project mybatis-3 by mybatis.

the class XMLStatementBuilder method parseStatementNode.

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)) ? Jdbc3KeyGenerator.INSTANCE : NoKeyGenerator.INSTANCE;
    }
    builderAssistant.addMappedStatement(id, sqlSource, statementType, sqlCommandType, fetchSize, timeout, parameterMap, parameterTypeClass, resultMap, resultTypeClass, resultSetTypeEnum, flushCache, useCache, resultOrdered, keyGenerator, keyProperty, keyColumn, databaseId, langDriver, resultSets);
}

Example 7 with KeyGenerator

use of org.apache.ibatis.executor.keygen.KeyGenerator in project mybatis-3 by mybatis.

the class XMLStatementBuilder method parseSelectKeyNode.

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));
}

Example 8 with KeyGenerator

use of org.apache.ibatis.executor.keygen.KeyGenerator in project mybatis-3 by mybatis.

the class BatchExecutor method doFlushStatements.

@Override
public List<BatchResult> doFlushStatements(boolean isRollback) throws SQLException {
    try {
        List<BatchResult> results = new ArrayList<BatchResult>();
        if (isRollback) {
            return Collections.emptyList();
        }
        for (int i = 0, n = statementList.size(); i < n; i++) {
            Statement stmt = statementList.get(i);
            applyTransactionTimeout(stmt);
            BatchResult batchResult = batchResultList.get(i);
            try {
                batchResult.setUpdateCounts(stmt.executeBatch());
                MappedStatement ms = batchResult.getMappedStatement();
                List<Object> parameterObjects = batchResult.getParameterObjects();
                KeyGenerator keyGenerator = ms.getKeyGenerator();
                if (Jdbc3KeyGenerator.class.equals(keyGenerator.getClass())) {
                    Jdbc3KeyGenerator jdbc3KeyGenerator = (Jdbc3KeyGenerator) keyGenerator;
                    jdbc3KeyGenerator.processBatch(ms, stmt, parameterObjects);
                } else if (!NoKeyGenerator.class.equals(keyGenerator.getClass())) {
                    //issue #141
                    for (Object parameter : parameterObjects) {
                        keyGenerator.processAfter(this, ms, stmt, parameter);
                    }
                }
            } catch (BatchUpdateException e) {
                StringBuilder message = new StringBuilder();
                message.append(batchResult.getMappedStatement().getId()).append(" (batch index #").append(i + 1).append(")").append(" failed.");
                if (i > 0) {
                    message.append(" ").append(i).append(" prior sub executor(s) completed successfully, but will be rolled back.");
                }
                throw new BatchExecutorException(message.toString(), e, results, batchResult);
            }
            results.add(batchResult);
        }
        return results;
    } finally {
        for (Statement stmt : statementList) {
            closeStatement(stmt);
        }
        currentSql = null;
        statementList.clear();
        batchResultList.clear();
    }
}

Example 9 with KeyGenerator

use of org.apache.ibatis.executor.keygen.KeyGenerator in project mybatis-3 by mybatis.

the class BaseStatementHandler method generateKeys.

protected void generateKeys(Object parameter) {
    KeyGenerator keyGenerator = mappedStatement.getKeyGenerator();
    ErrorContext.instance().store();
    keyGenerator.processBefore(executor, mappedStatement, null, parameter);
    ErrorContext.instance().recall();
}