org.apache.ojb.broker.metadata.IndexDescriptor.java Source code

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Here is the source code for org.apache.ojb.broker.metadata.IndexDescriptor.java

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package org.apache.ojb.broker.metadata;

/* Copyright 2002-2005 The Apache Software Foundation
 *
 * 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.
 */

import org.apache.commons.lang.SystemUtils;

import java.util.Vector;
import java.io.Serializable;

/**
 *
 *
 * @version $Id: IndexDescriptor.java,v 1.12.2.1 2005/12/21 22:26:10 tomdz Exp $
 */
public class IndexDescriptor implements XmlCapable, Serializable {
    private static final long serialVersionUID = -1722513568634970108L;
    private String name;
    private boolean unique;
    private Vector indexColumns = new Vector();

    public boolean isUnique() {
        return unique;
    }

    public void setUnique(boolean unique) {
        this.unique = unique;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Vector getIndexColumns() {
        return this.indexColumns;
    }

    public void setIndexColumns(Vector indexColumns) {
        this.indexColumns = indexColumns;
    }

    /*
     * @see XmlCapable#toXML()
     */
    public String toXML() {
        RepositoryTags tags = RepositoryTags.getInstance();
        String eol = SystemUtils.LINE_SEPARATOR;

        //opening tag + attributes
        StringBuffer result = new StringBuffer(1024);
        result.append("      <");
        result.append(tags.getTagById(INDEX_DESCRIPTOR));
        result.append(" ");

        // index name
        result.append(tags.getAttribute(NAME, getName()));
        result.append(" ");

        // unique attribute
        result.append(tags.getAttribute(UNIQUE, "" + isUnique()));
        result.append(">");
        result.append(eol);

        // index columns
        for (int i = 0; i < indexColumns.size(); i++) {
            String l_name = (String) indexColumns.elementAt(i);
            result.append("                ");
            result.append(tags.getOpeningTagNonClosingById(INDEX_COLUMN));
            result.append(" ");
            result.append(tags.getAttribute(NAME, l_name));
            result.append(" />");
            result.append(eol);
        }

        // closing tag
        result.append("      ");
        result.append(tags.getClosingTagById(INDEX_DESCRIPTOR));
        result.append(" ");
        result.append(eol);

        return result.toString();
    }

}