/**
* Set the partitioning schema after loading from XML or repository
*
* @param partitionSchemas the list of partitioning schemas
*/
public void setPartitionSchemaAfterLoading(List<PartitionSchema> partitionSchemas)
throws KettleException {
partitionSchema = null; // sorry, not found!
for (int i = 0; i < partitionSchemas.size() && partitionSchema == null; i++) {
PartitionSchema schema = partitionSchemas.get(i);
if (schema.getName().equalsIgnoreCase(partitionSchemaName)) {
partitionSchema = schema; // found!
}
}
if (methodType != PARTITIONING_METHOD_NONE && partitionSchema == null) {
String message =
"Unable to set partition schema for name ["
+ partitionSchemaName
+ "], method: "
+ getMethodDescription()
+ Const.CR;
message += "This is the list of available partition schema:" + Const.CR;
for (int i = 0; i < partitionSchemas.size() && partitionSchema == null; i++) {
PartitionSchema schema = partitionSchemas.get(i);
message += " --> " + schema.getName() + Const.CR;
}
throw new KettleException(message);
}
}
public StepPartitioningMeta clone() {
StepPartitioningMeta stepPartitioningMeta =
new StepPartitioningMeta(
method, partitionSchema != null ? (PartitionSchema) partitionSchema.clone() : null);
stepPartitioningMeta.partitionSchemaName = partitionSchemaName;
stepPartitioningMeta.setMethodType(methodType);
stepPartitioningMeta.setPartitioner(partitioner == null ? null : partitioner.clone());
return stepPartitioningMeta;
}
/**
* Saves partitioning properties in the repository for the given step.
*
* @param rep the repository to save in
* @param id_transformation the ID of the transformation
* @param id_step the ID of the step
* @throws KettleDatabaseException In case anything goes wrong
*/
public void saveRep(Repository rep, long id_transformation, long id_step) throws KettleException {
rep.saveStepAttribute(
id_transformation,
id_step,
"PARTITIONING_SCHEMA",
partitionSchema != null ? partitionSchema.getName() : ""); // selected schema
rep.saveStepAttribute(
id_transformation,
id_step,
"PARTITIONING_METHOD",
getMethodCode()); // method of partitioning
}
@Override
public String toString() {
String description;
if (partitioner != null) {
description = partitioner.getDescription();
} else {
description = getMethodDescription();
}
if (partitionSchema != null) {
description += " / " + partitionSchema.toString();
}
return description;
}
public String getXML() {
StringBuffer xml = new StringBuffer(150);
xml.append(" <partitioning>").append(Const.CR);
xml.append(" ").append(XMLHandler.addTagValue("method", getMethodCode()));
xml.append(" ")
.append(
XMLHandler.addTagValue(
"schema_name", partitionSchema != null ? partitionSchema.getName() : ""));
if (partitioner != null) {
xml.append(partitioner.getXML());
}
xml.append(" </partitioning>").append(Const.CR);
return xml.toString();
}
