/*
* Copyright (c) 2005 - 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* 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.wso2.carbon.event.processor.manager.core;
import org.wso2.carbon.databridge.commons.Attribute;
import org.wso2.carbon.databridge.commons.Event;
import org.wso2.carbon.event.processor.manager.core.internal.util.ConfigurationConstants;
import org.wso2.siddhi.query.api.definition.StreamDefinition;
import java.util.ArrayList;
import java.util.List;
/**
* Created on 5/26/15.
*/
public class EventManagementUtil {
public static String constructEventSyncId(int tenantId, String name, Manager.ManagerType type) {
return tenantId + "/" + type + "/" + name;
}
public static String getSyncIdFromDatabridgeStream(org.wso2.carbon.databridge.commons.StreamDefinition streamDefinition) {
String streamId = streamDefinition.getStreamId();
String[] streamIdComponents = streamId.split(":");
if (streamIdComponents.length > 1) {
return streamIdComponents[0];
}
return streamId;
}
public static StreamDefinition constructStreamDefinition(String syncId, org.wso2.carbon.databridge.commons.StreamDefinition inStreamDefinition) {
org.wso2.siddhi.query.api.definition.StreamDefinition streamDefinition = new org.wso2.siddhi.query.api.definition.StreamDefinition();
streamDefinition.setId(syncId);
List<Attribute> attributes = new ArrayList<>();
if (inStreamDefinition.getMetaData() != null) {
for (Attribute attr : inStreamDefinition.getMetaData()) {
attributes.add(new Attribute(ConfigurationConstants.PROPERTY_META_PREFIX + attr.getName(), attr.getType()));
}
}
if (inStreamDefinition.getCorrelationData() != null) {
for (Attribute attr : inStreamDefinition.getCorrelationData()) {
attributes.add(new Attribute(ConfigurationConstants.PROPERTY_CORRELATION_PREFIX + attr.getName(), attr.getType()));
}
}
if (inStreamDefinition.getPayloadData() != null) {
attributes.addAll(inStreamDefinition.getPayloadData());
}
for (Attribute attr : attributes) {
streamDefinition.attribute(attr.getName(), org.wso2.siddhi.query.api.definition.Attribute.Type.valueOf(attr.getType().toString()));
}
return streamDefinition;
}
public static org.wso2.carbon.databridge.commons.StreamDefinition constructDatabridgeStreamDefinition(String syncId, org.wso2.carbon.databridge.commons.StreamDefinition inStreamDefinition) {
org.wso2.carbon.databridge.commons.StreamDefinition streamDefinition = new org.wso2.carbon.databridge.commons.StreamDefinition(syncId);
streamDefinition.setMetaData(inStreamDefinition.getMetaData());
streamDefinition.setCorrelationData(inStreamDefinition.getCorrelationData());
streamDefinition.setPayloadData(inStreamDefinition.getPayloadData());
return streamDefinition;
}
public static Event getWso2Event(String originalEventStreamId, org.wso2.carbon.databridge.commons.StreamDefinition streamDefinition, long timestamp, Object[] data) {
int metaAttrCount = streamDefinition.getMetaData() != null ? streamDefinition.getMetaData().size() : 0;
int correlationAttrCount = streamDefinition.getCorrelationData() != null ? streamDefinition.getCorrelationData().size() : 0;
int payloadAttrCount = streamDefinition.getPayloadData() != null ? streamDefinition.getPayloadData().size() : 0;
Object[] metaAttrArray = new Object[metaAttrCount];
Object[] correlationAttrArray = new Object[correlationAttrCount];
Object[] payloadAttrArray = new Object[payloadAttrCount];
for (int i = 0; i < data.length; i++) {
if (i < metaAttrCount) {
metaAttrArray[i] = data[i];
} else if (i < metaAttrCount + correlationAttrCount) {
correlationAttrArray[i - metaAttrCount] = data[i];
} else {
payloadAttrArray[i - (metaAttrCount + correlationAttrCount)] = data[i];
}
}
return new Event(originalEventStreamId, timestamp, metaAttrArray, correlationAttrArray, payloadAttrArray);
}
}