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Table.java
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Table.java
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package com.kazurayam.timekeeper;
import com.kazurayam.timekeeper.recordcomparator.ChainedRecordComparator;
import com.kazurayam.timekeeper.recordcomparator.RecordComparatorByAttributes;
import com.kazurayam.timekeeper.recordcomparator.RecordComparatorByDuration;
import com.kazurayam.timekeeper.recordcomparator.RecordComparatorBySize;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
public class Table {
private final Measurement measurement;
private final List<RecordComparator> recordComparatorList;
private final Boolean requireSorting;
private final Boolean requireDescription;
private final Boolean requireLegend;
private final Boolean requireGraph;
private Table(Builder builder) {
this.measurement = builder.measurement;
this.recordComparatorList = builder.recordComparatorList;
this.requireSorting = builder.requireSorting;
this.requireDescription = builder.requireDescription;
this.requireLegend = builder.requireLegend;
this.requireGraph = builder.requireGraph;
}
public Measurement getMeasurement() {
return this.measurement;
}
public List<RecordComparator> getRecordComparatorList() { return this.recordComparatorList;}
public Boolean requireSorting() {
return this.requireSorting;
}
public String getDescription() {
if (this.recordComparatorList.size() > 0) {
RecordComparator chain = new ChainedRecordComparator(this.recordComparatorList);
return chain.getDescription();
} else {
return "as events flow";
}
}
public Boolean requireDescription() { return this.requireDescription; }
public Boolean requireLegend() { return this.requireLegend; }
public Boolean requireGraph() { return this.requireGraph; }
/**
* clone the Measurement object with the records are sorted by the RecordComparator
*
* @return new Measurement instance with sorted rows
*/
public Measurement sorted() {
Measurement clonedMeasurement =
new Measurement.Builder(measurement.getId(), measurement.getColumnNames())
.build();
List<Record> records = measurement.cloneRecords();
if (this.recordComparatorList.size() > 0) {
RecordComparator chain = new ChainedRecordComparator(this.recordComparatorList);
records.sort(chain);
}
clonedMeasurement.addAll(records);
return clonedMeasurement;
}
/**
*
*/
public static class Builder {
private final Measurement measurement;
private List<RecordComparator> recordComparatorList;
private Boolean requireSorting;
private Boolean requireDescription;
private Boolean requireLegend;
private Boolean requireGraph;
//
public Builder(Measurement measurement) {
Objects.requireNonNull(measurement);
this.measurement = measurement;
this.recordComparatorList = new ArrayList<>();
this.requireSorting = false;
this.requireDescription = true;
this.requireLegend = true;
this.requireGraph = true;
}
/**
* clone the source while replacing the measurement contained
* @param source a Table object to clone
* @param measurement the Measurement object to replace the one in the source
*/
public Builder(Table source, Measurement measurement) {
Objects.requireNonNull(source);
this.measurement = measurement; // replace the Measurement contained
this.recordComparatorList = source.recordComparatorList;
this.requireSorting = source.requireSorting;
this.requireDescription = source.requireDescription;
this.requireLegend = source.requireLegend;
this.requireGraph = source.requireGraph;
}
//
public Builder sortByAttributes() {
return this.sortByAttributes(measurement.getColumnNames());
}
public Builder sortByAttributes(RowOrder rowOrder) {
return this.sortByAttributes(measurement.getColumnNames(), rowOrder);
}
public Builder sortByAttributes(List<String> keys) {
return this.sortByAttributes(keys, RowOrder.ASCENDING);
}
public Builder sortByAttributes(List<String> keys, RowOrder rowOrder) {
this.recordComparatorList = new ArrayList<>();
return thenByAttributes(keys, rowOrder);
}
//
public Builder thenByAttributes() {
return this.thenByAttributes(measurement.getColumnNames());
}
public Builder thenByAttributes(RowOrder rowOrder) {
return this.thenByAttributes(measurement.getColumnNames(), rowOrder);
}
public Builder thenByAttributes(List<String> keys) {
return this.thenByAttributes(keys, RowOrder.ASCENDING);
}
public Builder thenByAttributes(List<String> keys, RowOrder rowOrder) {
Objects.requireNonNull(keys);
if (keys.size() == 0) throw new IllegalArgumentException("keys must not be empty");
RecordComparator rc = new RecordComparatorByAttributes(keys, rowOrder);
this.recordComparatorList.add(rc);
return this;
}
//
public Builder sortByDuration() {
return this.sortByDuration(RowOrder.ASCENDING);
}
public Builder sortByDuration(RowOrder rowOrder) {
this.recordComparatorList = new ArrayList<>();
return this.thenByDuration(rowOrder);
}
public Builder thenByDuration() {
return this.thenByDuration(RowOrder.ASCENDING);
}
public Builder thenByDuration(RowOrder rowOrder) {
RecordComparator rc = new RecordComparatorByDuration(rowOrder);
this.recordComparatorList.add(rc);
this.requireSorting = true;
return this;
}
//
public Builder sortBySize() {
return this.sortBySize(RowOrder.ASCENDING);
}
public Builder sortBySize(RowOrder rowOrder) {
this.recordComparatorList = new ArrayList<>();
return this.thenBySize(rowOrder);
}
public Builder thenBySize() {
return this.thenBySize(RowOrder.ASCENDING);
}
public Builder thenBySize(RowOrder rowOrder) {
RecordComparator rc = new RecordComparatorBySize(rowOrder);
this.recordComparatorList.add(rc);
this.requireSorting = true;
return this;
}
//
public Builder noDescription() {
this.requireDescription = false;
return this;
}
//
public Builder noLegend() {
this.requireLegend = false;
return this;
}
//
public Builder noGraph() {
this.requireGraph = false;
return this;
}
//
public Table build() {
return new Table(this);
}
}
}