/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License, version 2 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/gpl-2.0.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Public License for more details.
*
*
* Copyright 2008 Pentaho Corporation. All rights reserved.
*/
package org.pentaho.aggdes.ui.ext.impl;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.zip.CRC32;
import java.util.zip.CheckedInputStream;
import org.pentaho.aggdes.ui.model.SchemaModel;
import org.pentaho.aggdes.ui.util.Messages;
public class MondrianFileSchemaModel implements SchemaModel {
private long schemaChecksum;
private String mondrianSchemaFilename;
private String cubeName;
public String getMondrianSchemaFilename() {
return mondrianSchemaFilename;
}
public void setMondrianSchemaFilename(String mondrianSchemaFilename) {
this.mondrianSchemaFilename = mondrianSchemaFilename;
}
public long recalculateSchemaChecksum() {
if (getMondrianSchemaFilename() != null) {
try {
CheckedInputStream cis = new CheckedInputStream(new FileInputStream(getMondrianSchemaFilename()), new CRC32());
byte[] buf = new byte[1024];
while(cis.read(buf) >= 0) {
}
return cis.getChecksum().getValue();
} catch (IOException e) {
e.printStackTrace();
}
}
return -1;
}
public void setSchemaChecksum(long schemaChecksum) {
this.schemaChecksum = schemaChecksum;
}
public long getSchemaChecksum() {
return schemaChecksum;
}
public String getCubeName() {
return cubeName;
}
public void setCubeName(String cubeName) {
this.cubeName = cubeName;
}
public boolean schemaExists() {
return mondrianSchemaFilename != null && new File(mondrianSchemaFilename).exists();
}
public String getSchemaDoesNotExistErrorMessage() {
return Messages.getString("MondrianFileSchemaModel.ErrorSchemaFileDoesNotExist", mondrianSchemaFilename);
}
}