/*
* Copyright (C) 2000 - 2015 TagServlet Ltd
*
* This file is part of Open BlueDragon (OpenBD) CFML Server Engine.
*
* OpenBD is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* Free Software Foundation,version 3.
*
* OpenBD 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.
*
* You should have received a copy of the GNU General Public License
* along with OpenBD. If not, see http://www.gnu.org/licenses/
*
* Additional permission under GNU GPL version 3 section 7
*
* If you modify this Program, or any covered work, by linking or combining
* it with any of the JARS listed in the README.txt (or a modified version of
* (that library), containing parts covered by the terms of that JAR, the
* licensors of this Program grant you additional permission to convey the
* resulting work.
* README.txt @ http://www.openbluedragon.org/license/README.txt
*
* http://openbd.org/
* $Id: Delete.java 2529 2015-03-01 23:39:29Z alan $
*/
package org.alanwilliamson.amazon.s3;
import java.util.ArrayList;
import java.util.List;
import org.alanwilliamson.amazon.AmazonBase;
import org.alanwilliamson.amazon.AmazonKey;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.model.DeleteObjectRequest;
import com.amazonaws.services.s3.model.DeleteObjectsRequest;
import com.amazonaws.services.s3.model.DeleteObjectsRequest.KeyVersion;
import com.amazonaws.services.s3.model.DeleteObjectsResult;
import com.naryx.tagfusion.cfm.engine.cfArgStructData;
import com.naryx.tagfusion.cfm.engine.cfArrayData;
import com.naryx.tagfusion.cfm.engine.cfData;
import com.naryx.tagfusion.cfm.engine.cfNumberData;
import com.naryx.tagfusion.cfm.engine.cfSession;
import com.naryx.tagfusion.cfm.engine.cfmRunTimeException;
public class Delete extends AmazonBase {
private static final long serialVersionUID = 1L;
public Delete(){ min = 3; max = 3; setNamedParams( new String[]{ "datasource", "bucket", "key" } ); }
public String[] getParamInfo(){
return new String[]{
"Amazon datasource",
"Amazon bucket",
"a single key, or an array of keys to delete (if deleting multiple keys then only one request is made to Amazon)"
};
}
public java.util.Map<String,String> getInfo(){
return makeInfo(
"amazon",
"Amazon S3: Deletes one or more remote keys, returns the number of keys deleted",
ReturnType.NUMERIC );
}
public cfData execute( cfSession _session, cfArgStructData argStruct ) throws cfmRunTimeException{
AmazonKey amazonKey = getAmazonKey(_session, argStruct);
AmazonS3 s3Client = getAmazonS3(amazonKey);
String bucket = getNamedStringParam(argStruct, "bucket", null );
if ( bucket == null )
throwException(_session, "Please specify a bucket" );
cfData key = getNamedParam(argStruct, "key");
try {
if ( key.getDataType() == cfData.CFARRAYDATA ){
DeleteObjectsRequest multiObjectDeleteRequest = new DeleteObjectsRequest(bucket);
List keysT = new ArrayList();
cfArrayData arrData = (cfArrayData)key;
for ( int x=0; x < arrData.size(); x++ ){
String k = arrData.getData(x+1).toString();
if ( k.charAt( 0 ) == '/' )
k = k.substring(1);
keysT.add(new KeyVersion( k ));
}
multiObjectDeleteRequest.setKeys(keysT);
DeleteObjectsResult delObjRes = s3Client.deleteObjects(multiObjectDeleteRequest);
return new cfNumberData( delObjRes.getDeletedObjects().size() );
}else{
String k = key.toString();
if ( k.charAt( 0 ) == '/' )
k = k.substring(1);
s3Client.deleteObject(new DeleteObjectRequest(bucket, k));
return new cfNumberData( 1 );
}
} catch (Exception e) {
throwException(_session, "AmazonS3: " + e.getMessage() );
return new cfNumberData(0);
}
}
}