private void initializeMapRecordSources() throws Exception { int size = mergeMapOpList.size() + 1; // the +1 is for the main map operator itself sources = new MapRecordSource[size]; position = mapOp.getConf().getTag(); sources[position] = new MapRecordSource(); KeyValueReader reader = null; if (mainWorkMultiMRInput != null) { reader = getKeyValueReader(mainWorkMultiMRInput.getKeyValueReaders(), mapOp); } else { reader = legacyMRInput.getReader(); } sources[position].init(jconf, mapOp, reader); for (AbstractMapOperator mapOp : mergeMapOpList) { int tag = mapOp.getConf().getTag(); sources[tag] = new MapRecordSource(); String inputName = mapOp.getConf().getName(); MultiMRInput multiMRInput = multiMRInputMap.get(inputName); Collection<KeyValueReader> kvReaders = multiMRInput.getKeyValueReaders(); l4j.debug("There are " + kvReaders.size() + " key-value readers for input " + inputName); if (kvReaders.size() > 0) { reader = getKeyValueReader(kvReaders, mapOp); sources[tag].init(jconf, mapOp, reader); } } ((TezContext) MapredContext.get()).setRecordSources(sources); }
private void initializeMapRecordSources() throws Exception { int size = mergeMapOpList.size() + 1; // the +1 is for the main map operator itself sources = new MapRecordSource[size]; position = mapOp.getConf().getTag(); sources[position] = new MapRecordSource(); KeyValueReader reader = null; if (mainWorkMultiMRInput != null) { reader = getKeyValueReader(mainWorkMultiMRInput.getKeyValueReaders(), mapOp); } else { reader = legacyMRInput.getReader(); } sources[position].init(jconf, mapOp, reader); for (AbstractMapOperator mapOp : mergeMapOpList) { int tag = mapOp.getConf().getTag(); sources[tag] = new MapRecordSource(); String inputName = mapOp.getConf().getName(); MultiMRInput multiMRInput = multiMRInputMap.get(inputName); Collection<KeyValueReader> kvReaders = multiMRInput.getKeyValueReaders(); l4j.debug("There are " + kvReaders.size() + " key-value readers for input " + inputName); if (kvReaders.size() > 0) { reader = getKeyValueReader(kvReaders, mapOp); sources[tag].init(jconf, mapOp, reader); } } ((TezContext) MapredContext.get()).setRecordSources(sources); }
private void initializeMapRecordSources() throws Exception { int size = mergeMapOpList.size() + 1; // the +1 is for the main map operator itself sources = new MapRecordSource[size]; position = mapOp.getConf().getTag(); sources[position] = new MapRecordSource(); KeyValueReader reader = null; if (mainWorkMultiMRInput != null) { reader = getKeyValueReader(mainWorkMultiMRInput.getKeyValueReaders(), mapOp); } else { reader = legacyMRInput.getReader(); } sources[position].init(jconf, mapOp, reader); for (MapOperator mapOp : mergeMapOpList) { int tag = mapOp.getConf().getTag(); sources[tag] = new MapRecordSource(); String inputName = mapOp.getConf().getName(); MultiMRInput multiMRInput = multiMRInputMap.get(inputName); Collection<KeyValueReader> kvReaders = multiMRInput.getKeyValueReaders(); l4j.debug("There are " + kvReaders.size() + " key-value readers for input " + inputName); reader = getKeyValueReader(kvReaders, mapOp); sources[tag].init(jconf, mapOp, reader); } ((TezContext) MapredContext.get()).setRecordSources(sources); }