source: josm/trunk/src/org/openstreetmap/josm/data/osm/OsmPrimitiveType.java@ 2575

// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.data.osm;
import static org.openstreetmap.josm.tools.I18n.tr;

public enum OsmPrimitiveType {

    NODE ("node", Node.class, NodeData.class),
    WAY  ("way", Way.class, WayData.class),
    RELATION ("relation", Relation.class, RelationData.class);

    private final String apiTypeName;
    private final Class<? extends OsmPrimitive> osmClass;
    private final Class<? extends PrimitiveData> dataClass;

    OsmPrimitiveType(String apiTypeName, Class<? extends OsmPrimitive> osmClass, Class<? extends PrimitiveData> dataClass) {
        this.apiTypeName = apiTypeName;
        this.osmClass = osmClass;
        this.dataClass = dataClass;
    }

    public String getAPIName() {
        return apiTypeName;
    }

    public Class<? extends OsmPrimitive> getOsmClass() {
        return osmClass;
    }

    public Class<? extends PrimitiveData> getDataClass() {
        return dataClass;
    }

    public static OsmPrimitiveType fromApiTypeName(String typeName) {
        for (OsmPrimitiveType type : OsmPrimitiveType.values()) {
            if (type.getAPIName().equals(typeName)) return type;
        }
        throw new IllegalArgumentException(tr("Parameter ''{0}'' is not a valid type name. Got ''{1}''.", "typeName", typeName));
    }

    public static OsmPrimitiveType from(OsmPrimitive obj) {
        return from(obj.getClass());
    }

    public static OsmPrimitiveType from(Class<? extends OsmPrimitive> cls) {
        if (cls.equals(Node.class)) return NODE;
        if (cls.equals(Way.class)) return WAY;
        if (cls.equals(Relation.class)) return RELATION;
        throw new IllegalArgumentException(tr("Parameter ''{0}'' is not an acceptable class. Got ''{1}''.", "cls", cls.toString()));
    }

    public static OsmPrimitiveType fromData(Class<? extends PrimitiveData> cls) {
        if (cls.equals(NodeData.class)) return NODE;
        if (cls.equals(WayData.class)) return WAY;
        if (cls.equals(RelationData.class)) return RELATION;
        throw new IllegalArgumentException(tr("Parameter ''{0}'' is not an acceptable class. Got ''{1}''.", "cls", cls.toString()));
    }

    public static OsmPrimitiveType fromData(PrimitiveData data) {
        return fromData(data.getClass());
    }

    public static OsmPrimitiveType from(String value) {
        if (value == null) return null;
        for (OsmPrimitiveType type: values()){
            if (type.getAPIName().equalsIgnoreCase(value))
                return type;
        }
        return null;
    }

}