Package net.sf.jsqlparser.util.deparser

Source Code of net.sf.jsqlparser.util.deparser.CreateIndexDeParser

/*
* #%L
* JSQLParser library
* %%
* Copyright (C) 2004 - 2013 JSQLParser
* %%
* This program 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 program 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 General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program.  If not, see
* <http://www.gnu.org/licenses/lgpl-2.1.html>.
* #L%
*/
package net.sf.jsqlparser.util.deparser;

import java.util.Iterator;

import net.sf.jsqlparser.statement.create.index.CreateIndex;
import net.sf.jsqlparser.statement.create.table.Index;

/**
* A class to de-parse (that is, tranform from JSqlParser hierarchy into a string)
* a {@link net.sf.jsqlparser.statement.create.index.CreateIndex}
*
* @author Raymond Augé
*/
public class CreateIndexDeParser {

    private StringBuilder buffer;

  /**
   * @param buffer the buffer that will be filled with the create
   */
  public CreateIndexDeParser(StringBuilder buffer) {
    this.buffer = buffer;
  }

  public void deParse(CreateIndex createIndex) {
    Index index = createIndex.getIndex();

    buffer.append("CREATE ");

    if (index.getType() != null) {
      buffer.append(index.getType());
      buffer.append(" ");
    }

    buffer.append("INDEX ");
    buffer.append(index.getName());
    buffer.append(" ON ");
    buffer.append(createIndex.getTable().getFullyQualifiedName());

    if (index.getColumnsNames() != null) {
      buffer.append(" (");
      for (Iterator iter = index.getColumnsNames().iterator(); iter.hasNext();) {
        String columnName = (String)iter.next();
        buffer.append(columnName);

        if (iter.hasNext()) {
          buffer.append(", ");
        }
      }
      buffer.append(")");
    }
  }

  public StringBuilder getBuffer() {
    return buffer;
  }

  public void setBuffer(StringBuilder buffer) {
    this.buffer = buffer;
  }

}
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