public void transform(NodeType node) {
if (ComponentUtilities.getNodeProperty(node, name) == null) {
ComponentUtilities.addNodeProperty(node, name, field);
}
String host = "", port = "";
boolean hostDone = false, portDone = false;
for (Object o : node.getElementParameter()) {
ElementParameterType para = (ElementParameterType) o;
if ("HOST".equals(para.getName())) {
host = para.getValue();
hostDone = true;
}
if ("PORT".equals(para.getName())) {
port = para.getValue();
portDone = true;
}
if (hostDone && portDone) break;
}
for (Object o : node.getElementParameter()) {
ElementParameterType para = (ElementParameterType) o;
if ("DB_VERSION".equals(para.getName())) { // $NON-NLS-1$
if (para.getValue().startsWith("hadoop-0.20.2-dev-core.jar")) {
ComponentUtilities.setNodeValue(
node, name, "\"maprfs://\"+" + host + "+\":\" + " + port + " + \"/\"");
} else {
ComponentUtilities.setNodeValue(node, name, "\"hdfs://\"+" + host + "+\":\" + " + port);
}
break;
}
}
}
@Override
public ExecutionResult execute(Item item) {
try {
ProcessType processType = getProcessType(item);
if (getProject().getLanguage() == ECodeLanguage.JAVA || processType == null) {
return ExecutionResult.NOTHING_TO_DO;
} else {
List<String> namesList = new ArrayList<String>();
for (Object o : processType.getNode()) {
NodeType nt = (NodeType) o;
namesList.add(ComponentUtilities.getNodeUniqueName(nt));
}
for (Object o : processType.getConnection()) {
ConnectionType currentConnection = (ConnectionType) o;
int lineStyle = currentConnection.getLineStyle();
EConnectionType connectionType = EConnectionType.getTypeFromId(lineStyle);
if (connectionType.hasConnectionCategory(EConnectionType.FLOW)) {
namesList.add(currentConnection.getLabel());
}
}
final String[] namesArrays = namesList.toArray(new String[0]);
IComponentFilter filter1 =
new IComponentFilter() {
/*
* (non-Javadoc)
*
* @see org.talend.core.model.components.filters.IComponentFilter#accept(org.talend.designer.core.model.utils.emf.talendfile.NodeType)
*/
public boolean accept(NodeType node) {
return true;
}
};
IComponentConversion componentConversion =
new IComponentConversion() {
RefArraySyntaxReplacerForPerl parser = new RefArraySyntaxReplacerForPerl();
/*
* (non-Javadoc)
*
* @see org.talend.core.model.components.conversions.IComponentConversion#transform(org.talend.designer.core.model.utils.emf.talendfile.NodeType)
*/
public void transform(NodeType node) {
for (Object o : node.getElementParameter()) {
ElementParameterType pType = (ElementParameterType) o;
if (pType.getField().equals("TABLE")) { // $NON-NLS-1$
for (ElementValueType elementValue :
(List<ElementValueType>) pType.getElementValue()) {
elementValue.getValue();
String value = elementValue.getValue();
if (value != null) {
String newValue = parser.processReplacementOperations(value, namesArrays);
elementValue.setValue(newValue);
}
}
} else {
String value = pType.getValue();
if (value != null) {
String newValue = parser.processReplacementOperations(value, namesArrays);
pType.setValue(newValue);
}
}
}
}
};
ModifyComponentsAction.searchAndModify(
item, processType, filter1, Arrays.<IComponentConversion>asList(componentConversion));
return ExecutionResult.SUCCESS_WITH_ALERT;
}
} catch (Exception e) {
ExceptionHandler.process(e);
return ExecutionResult.FAILURE;
}
}