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BarChartDescription.java
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BarChartDescription.java
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/*******************************************************************************
* Copyright (c) 2022 Obeo.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.components.charts.barchart;
import java.util.List;
import java.util.Objects;
import java.util.function.Function;
import org.eclipse.sirius.components.annotations.Immutable;
import org.eclipse.sirius.components.charts.barchart.components.BarChartStyle;
import org.eclipse.sirius.components.charts.descriptions.IChartDescription;
import org.eclipse.sirius.components.representations.VariableManager;
/**
* Description of the bar chart representation.
*
* @author fbarbin
*/
@Immutable
public final class BarChartDescription implements IChartDescription {
private String id;
private String label;
private Function<VariableManager, String> labelProvider;
private Function<VariableManager, List<Number>> valuesProvider;
private Function<VariableManager, List<String>> keysProvider;
private Function<VariableManager, BarChartStyle> styleProvider;
private BarChartDescription() {
// prevent instantiation
}
@Override
public String getId() {
return this.id;
}
@Override
public String getLabel() {
return this.label;
}
public Function<VariableManager, String> getLabelProvider() {
return this.labelProvider;
}
public Function<VariableManager, List<Number>> getValuesProvider() {
return this.valuesProvider;
}
public Function<VariableManager, List<String>> getKeysProvider() {
return this.keysProvider;
}
public Function<VariableManager, BarChartStyle> getStyleProvider() {
return this.styleProvider;
}
public static Builder newBarChartDescription(String id) {
return new Builder(id);
}
/**
* The Builder used to create the BarChartDescription.
*
* @author fbarbin
*/
@SuppressWarnings("checkstyle:HiddenField")
public static final class Builder {
private String id;
private String label;
private Function<VariableManager, String> labelProvider;
private Function<VariableManager, List<Number>> valuesProvider;
private Function<VariableManager, List<String>> keysProvider;
private Function<VariableManager, BarChartStyle> styleProvider = variableManager -> null;
public Builder(String id) {
this.id = Objects.requireNonNull(id);
}
public Builder label(String label) {
this.label = Objects.requireNonNull(label);
return this;
}
public Builder labelProvider(Function<VariableManager, String> labelProvider) {
this.labelProvider = Objects.requireNonNull(labelProvider);
return this;
}
public Builder valuesProvider(Function<VariableManager, List<Number>> valuesProvider) {
this.valuesProvider = Objects.requireNonNull(valuesProvider);
return this;
}
public Builder keysProvider(Function<VariableManager, List<String>> keysProvider) {
this.keysProvider = Objects.requireNonNull(keysProvider);
return this;
}
public Builder styleProvider(Function<VariableManager, BarChartStyle> styleProvider) {
this.styleProvider = Objects.requireNonNull(styleProvider);
return this;
}
public BarChartDescription build() {
BarChartDescription barChartDescription = new BarChartDescription();
barChartDescription.id = Objects.requireNonNull(this.id);
barChartDescription.label = Objects.requireNonNull(this.label);
barChartDescription.labelProvider = Objects.requireNonNull(this.labelProvider);
barChartDescription.valuesProvider = Objects.requireNonNull(this.valuesProvider);
barChartDescription.keysProvider = Objects.requireNonNull(this.keysProvider);
barChartDescription.styleProvider = Objects.requireNonNull(this.styleProvider);
return barChartDescription;
}
}
}