/*
* Copyright 1999-2008 University of Chicago
*
* 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.
*/
package org.nimbustools.auto_config.confmgr;
import java.io.File;
public class AlterCommon {
public void alter(String confname,
String keyword,
String newvalue) throws Exception {
GenericConfUtil util = this.findGenericConfUtil();
final File ssh = util.getWorkspConfFile(confname);
util.setProperty(ssh, keyword, newvalue);
}
public GenericConfUtil findGenericConfUtil() throws Exception {
final String glprop = System.getProperty("GLOBUS_LOCATION");
if (glprop == null || glprop.trim().length() == 0) {
throw new Exception("Could not determine GLOBUS_LOCATION");
}
final File gl = new File(glprop);
if (!gl.exists()) {
throw new Exception(
"The configured GLOBUS_LOCATION does not exist: " + glprop);
}
final File nimbusDir = new File(gl, "etc" + File.separator + "nimbus");
if (!nimbusDir.exists()) {
throw new Exception(
"Nimbus configuration directory does not exist: " + nimbusDir);
}
return new GenericConfUtil(nimbusDir.getAbsolutePath());
}
}