org.broadleafcommerce.common.util.sql.importsql.DemoOracleSingleLineSqlCommandExtractor Maven / Gradle / Ivy

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A collection of classes shared by broadleaf profile, cms, admin, and core.

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/*
 * #%L
 * BroadleafCommerce Common Libraries
 * %%
 * Copyright (C) 2009 - 2013 Broadleaf Commerce
 * %%
 * 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.
 * #L%
 */
package org.broadleafcommerce.common.util.sql.importsql;

import java.io.Reader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.broadleafcommerce.common.logging.SupportLogManager;
import org.broadleafcommerce.common.logging.SupportLogger;
import org.hibernate.tool.hbm2ddl.SingleLineSqlCommandExtractor;

/**
 * This is a utility class that is only meant to be used for testing the BLC demo on Oracle. In our current
 * import sql files, there are a number of value declarations that are incompatible with Oracle. This
 * custom extractor takes care of transforming those values into something Oracle understands.
 *
 * @author Jeff Fischer
 */
public class DemoOracleSingleLineSqlCommandExtractor extends SingleLineSqlCommandExtractor {

    private static final SupportLogger LOGGER = SupportLogManager.getLogger("UserOverride", DemoOracleSingleLineSqlCommandExtractor.class);

    private static final String BOOLEANTRUEMATCH = "(?i)(true)";
    private static final String BOOLEANFALSEMATCH = "(?i)(false)";
    private static final String TIMESTAMPMATCH = "(? stringList = new ArrayList(Arrays.asList(statements)); //Arrays.asList is immutable
        int j=0;
        for (String statement : statements) {
            if (statement.matches(".*[)]\\s*[,].*")) {
                int pos = statement.toUpperCase().indexOf("VALUES ") + "VALUES ".length();
                String prefix = statement.substring(0, pos);
                stringList.remove(j);
                String values = statement.substring(pos, statement.length());
                String[] tokens = values.split("[)]\\s*[,]\\s*[(]");
                String[] newStatements = new String[tokens.length];
                for (int i=0; i