metaheuristics-in-java/problems/no-framework/CWP/src/main/java/cwp/instance/InstancesManager.java at master · codeurjc/metaheuristics-in-java · GitHub

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package cwp.instance;

import java.util.List;

public final class InstancesManager {

    private final List<InstanceFile> allInstances = List.of(
            new InstanceFile("CW_hb/arc130.mtx.rnd", "arc130", "CW_hb"),
            new InstanceFile("CW_hb/ash85.mtx.rnd", "ash85", "CW_hb"),
            new InstanceFile("CW_hb/bcspwr01.mtx.rnd", "bcspwr01", "CW_hb"),
            new InstanceFile("CW_hb/bcspwr02.mtx.rnd", "bcspwr02", "CW_hb"),
            new InstanceFile("CW_hb/bcspwr03.mtx.rnd", "bcspwr03", "CW_hb"),
            new InstanceFile("CW_hb/bcsstk01.mtx.rnd", "bcsstk01", "CW_hb"),
            new InstanceFile("CW_hb/bcsstk02.mtx.rnd", "bcsstk02", "CW_hb"),
            new InstanceFile("CW_hb/bcsstk04.mtx.rnd", "bcsstk04", "CW_hb"),
            new InstanceFile("CW_hb/bcsstk05.mtx.rnd", "bcsstk05", "CW_hb"),
            new InstanceFile("CW_hb/bcsstk22.mtx.rnd", "bcsstk22", "CW_hb"),
            new InstanceFile("CW_hb/can__144.mtx.rnd", "can__144", "CW_hb"),
            new InstanceFile("CW_hb/can__161.mtx.rnd", "can__161", "CW_hb"),
            new InstanceFile("CW_hb/curtis54.mtx.rnd", "curtis54", "CW_hb"),
            new InstanceFile("CW_hb/dwt__234.mtx.rnd", "dwt__234", "CW_hb"),
            new InstanceFile("CW_hb/fs_183_1.mtx.rnd", "fs_183_1", "CW_hb"),
            new InstanceFile("CW_hb/fs_183_3.mtx.rnd", "fs_183_3", "CW_hb"),
            new InstanceFile("CW_hb/fs_183_4.mtx.rnd", "fs_183_4", "CW_hb"),
            new InstanceFile("CW_hb/fs_183_6.mtx.rnd", "fs_183_6", "CW_hb"),
            new InstanceFile("CW_hb/gent113.mtx.rnd", "gent113", "CW_hb"),
            new InstanceFile("CW_hb/gre__115.mtx.rnd", "gre__115", "CW_hb"),
            new InstanceFile("CW_hb/gre__185.mtx.rnd", "gre__185", "CW_hb"),
            new InstanceFile("CW_hb/ibm32.mtx.rnd", "ibm32", "CW_hb"),
            new InstanceFile("CW_hb/impcol_b.mtx.rnd", "impcol_b", "CW_hb"),
            new InstanceFile("CW_hb/impcol_c.mtx.rnd", "impcol_c", "CW_hb"),
            new InstanceFile("CW_hb/lns__131.mtx.rnd", "lns__131", "CW_hb"),
            new InstanceFile("CW_hb/lund_a.mtx.rnd", "lund_a", "CW_hb"),
            new InstanceFile("CW_hb/lund_b.mtx.rnd", "lund_b", "CW_hb"),
            new InstanceFile("CW_hb/mcca.mtx.rnd", "mcca", "CW_hb"),
            new InstanceFile("CW_hb/nos1.mtx.rnd", "nos1", "CW_hb"),
            new InstanceFile("CW_hb/nos4.mtx.rnd", "nos4", "CW_hb"),
            new InstanceFile("CW_hb/pores_1.mtx.rnd", "pores_1", "CW_hb"),
            new InstanceFile("CW_hb/steam3.mtx.rnd", "steam3", "CW_hb"),
            new InstanceFile("CW_hb/west0132.mtx.rnd", "west0132", "CW_hb"),
            new InstanceFile("CW_hb/west0156.mtx.rnd", "west0156", "CW_hb"),
            new InstanceFile("CW_hb/west0167.mtx.rnd", "west0167", "CW_hb"),
            new InstanceFile("CW_hb/will57.mtx.rnd", "will57", "CW_hb"),
            new InstanceFile("CW_hb/will199.mtx.rnd", "will199", "CW_hb"));

    public List<InstanceFile> getInstances() {
        return allInstances;
    }

    public List<InstanceFile> getInstancesByType(String type) {
        return allInstances.stream()
                .filter(instance -> instance.type().equals(type))
                .toList();
    }

    public InstanceFile getInstance(int index) {
        return allInstances.get(index);
    }

    public List<InstanceFile> getInstances(int fromIndex, int toIndex) {
        return allInstances.subList(fromIndex, toIndex);
    }

    public InstanceFile getInstanceByType(String type, int index) {
        return getInstancesByType(type).get(index);
    }

    public List<InstanceFile> getInstances(String type, int fromIndex, int toIndex) {
        return getInstancesByType(type).subList(fromIndex, toIndex);
    }

    public InstanceFile getInstanceByFileName(String fileName) {
        return allInstances.stream()
                .filter(instance -> instance.fileName().equals(fileName))
                .findFirst()
                .orElseThrow(() -> new IllegalArgumentException(
                        "No instance with file name: " + fileName));
    }

}