com.liferay.salesforce.query.ConditionGroup.java Source code

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Here is the source code for com.liferay.salesforce.query.ConditionGroup.java

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/**
 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.salesforce.query;

import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.StringPool;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Michael C. Han
 */
public class ConditionGroup implements Condition {

    public static ConditionGroup begin(Condition condition) {
        return new ConditionGroup(condition);
    }

    public ConditionGroup and(Condition condition) {
        _conditions.add(LogicalOperator.AND);
        _conditions.add(condition);

        return this;
    }

    public boolean isGroup() {
        return _GROUP;
    }

    public ConditionGroup not(Condition condition) {
        _conditions.add(LogicalOperator.NOT);
        _conditions.add(condition);

        return this;
    }

    public ConditionGroup or(Condition condition) {
        _conditions.add(LogicalOperator.OR);
        _conditions.add(condition);

        return this;
    }

    @Override
    public String toString() {
        StringBundler sb = new StringBundler();

        for (int i = 0; i < _conditions.size(); i++) {
            Condition condition = _conditions.get(i);

            if (condition.isGroup()) {
                sb.append(StringPool.OPEN_PARENTHESIS);
            }

            sb.append(condition);

            if (condition.isGroup()) {
                sb.append(StringPool.CLOSE_PARENTHESIS);
            }

            if ((i + 1) != _conditions.size()) {
                sb.append(StringPool.SPACE);
            }
        }

        return sb.toString();
    }

    private ConditionGroup(Condition condition) {
        _conditions.add(condition);
    }

    private static final boolean _GROUP = true;

    private List<Condition> _conditions = new ArrayList<Condition>();

}