/*
* Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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.wso2.carbon.mediator.bam.ui;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.impl.builder.StAXOMBuilder;
import org.apache.axis2.AxisFault;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.mediator.bam.config.BamServerConfig;
import org.wso2.carbon.mediator.bam.config.BamServerConfigBuilder;
import org.wso2.carbon.mediator.bam.config.stream.StreamConfiguration;
import javax.xml.stream.XMLStreamException;
import java.io.ByteArrayInputStream;
import java.nio.charset.Charset;
import java.rmi.RemoteException;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
/**
* Helper class of the dropdown_ajaxprocessor.jsp
*/
public class DdlAjaxProcessorHelper {
private static final Log log = LogFactory.getLog(DdlAjaxProcessorHelper.class);
private BamServerProfileConfigAdminClient client;
public DdlAjaxProcessorHelper(String cookie, String backendServerURL,
ConfigurationContext configContext, Locale locale){
try {
client = new BamServerProfileConfigAdminClient(cookie, backendServerURL, configContext, locale);
} catch (AxisFault e) {
String errorMsg = "Error while creating the BamServerProfileConfigAdminClient. " + e.getMessage();
log.error(errorMsg, e);
}
}
private BamServerConfig getResource(String bamServerProfileLocation){
try {
String resourceString = client.getResourceString(bamServerProfileLocation);
OMElement resourceElement = new StAXOMBuilder(new ByteArrayInputStream(resourceString.getBytes(Charset.forName("UTF-8")))).getDocumentElement();
BamServerConfigBuilder bamServerConfigBuilder = new BamServerConfigBuilder();
bamServerConfigBuilder.createBamServerConfig(resourceElement);
return bamServerConfigBuilder.getBamServerConfig();
} catch (RemoteException e) {
String errorMsg = "Error while getting the resource. " + e.getMessage();
log.error(errorMsg, e);
} catch (XMLStreamException e) {
String errorMsg = "Error while creating OMElement from a string. " + e.getMessage();
log.error(errorMsg, e);
}
return null;
}
public boolean isNotNullOrEmpty(String string){
return string != null && !string.equals("");
}
public String getServerProfileNames(String serverProfilePath){
StringBuilder serverProfileNamesStringBuilder = new StringBuilder("");
try {
String[] serverProfileNames = client.getServerProfilePathList(serverProfilePath);
for (String serverProfileName : serverProfileNames) {
serverProfileNamesStringBuilder.append("<option>" +
serverProfileName.split("/")[serverProfileName.split("/").length-1] +
"</option>");
}
} catch (RemoteException e) {
String errorMsg = "Error while getting Server Profile Names. " + e.getMessage();
log.error(errorMsg, e);
}
return serverProfileNamesStringBuilder.toString();
}
public String getStreamConfigurationNames(String serverProfilesLocation){
StringBuilder streamNamesBuilder = new StringBuilder("");
BamServerConfig bamServerConfig = this.getResource(serverProfilesLocation);
List<StreamConfiguration> streamConfigurations = bamServerConfig.getStreamConfigurations();
List<String> foundStreamNames = new ArrayList<String>();
for (StreamConfiguration configuration : streamConfigurations) {
if(!foundStreamNames.contains(configuration.getName())){ // Add only unique stream names
streamNamesBuilder.append("<option>" + configuration.getName() + "</option>");
}
foundStreamNames.add(configuration.getName());
}
return streamNamesBuilder.toString();
}
public String getVersionListForStreamName(String serverProfilePath, String streamName){
StringBuilder streamVersionsBuilder = new StringBuilder("");
BamServerConfig bamServerConfig = this.getResource(serverProfilePath);
List<StreamConfiguration> streamConfigurations = bamServerConfig.getStreamConfigurations();
for (StreamConfiguration configuration : streamConfigurations) {
if(configuration.getName().equals(streamName)){
streamVersionsBuilder.append("<option>" + configuration.getVersion() + "</option>");
}
}
return streamVersionsBuilder.toString();
}
}