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CsvColumnInfoMap.java
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CsvColumnInfoMap.java
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package net.seesharpsoft.intellij.plugins.csv;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
public class CsvColumnInfoMap<T> {
private final Map<Integer, CsvColumnInfo<T>> infoColumnMap;
private final Map<T, CsvColumnInfo<T>> reverseInfoColumnMap;
public CsvColumnInfoMap(Map<Integer, CsvColumnInfo<T>> infoColumnMap) {
this.infoColumnMap = infoColumnMap;
this.reverseInfoColumnMap = new HashMap<>();
buildReverseMap();
}
private void buildReverseMap() {
for (CsvColumnInfo<T> columnInfo : this.infoColumnMap.values()) {
for (T element : columnInfo.getElements()) {
this.reverseInfoColumnMap.put(element, columnInfo);
}
}
}
public CsvColumnInfo<T> getColumnInfo(T element) {
return reverseInfoColumnMap.get(element);
}
public CsvColumnInfo<T> getColumnInfo(int columnIndex) {
return infoColumnMap.get(columnIndex);
}
public CsvColumnInfo<T>.RowInfo getRowInfo(T element) {
CsvColumnInfo<T> columnInfo = getColumnInfo(element);
return columnInfo != null ? columnInfo.getRowInfo(element) : null;
}
public Map<Integer, CsvColumnInfo<T>> getColumnInfos() {
return Collections.unmodifiableMap(this.infoColumnMap);
}
}