com.chingo247.structureapi.plan.holograms.StructureHologramLoader.java Source code

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Here is the source code for com.chingo247.structureapi.plan.holograms.StructureHologramLoader.java

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/*
 * Copyright (C) 2014 Chingo247
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.chingo247.structureapi.plan.holograms;

import com.chingo247.structureapi.exception.StructureDataException;
import com.chingo247.structureapi.plan.document.Loader;
import com.chingo247.structureapi.util.Elements;
import com.chingo247.structureapi.util.Nodes;
import java.util.ArrayList;
import java.util.List;
import org.dom4j.Element;
import org.dom4j.Node;

/**
 *
 * @author Chingo
 */
public class StructureHologramLoader extends Loader<StructureHologram> {

    public StructureHologramLoader() {
        super(Nodes.HOLOGRAMS_NODE);
    }

    @Override
    public List<StructureHologram> load(Element hologramsElement) throws StructureDataException {
        if (hologramsElement == null) {
            throw new AssertionError("Overviews element was null");
        }

        if (!hologramsElement.getName().equals(Elements.STRUCTURE_HOLOGRAMS)) {
            throw new AssertionError("Expected '" + Elements.STRUCTURE_HOLOGRAMS + "' element, but got '"
                    + hologramsElement.getName() + "'");
        }

        List<StructureHologram> holograms = new ArrayList<>();
        List<Node> hologramNodes = hologramsElement.selectNodes(Elements.STRUCTURE_HOLOGRAM);
        int count = 0;

        for (Node hologramNode : hologramNodes) {

            Node xNode = hologramNode.selectSingleNode(Elements.X);
            Node yNode = hologramNode.selectSingleNode(Elements.Y);
            Node zNode = hologramNode.selectSingleNode(Elements.Z);
            if (xNode == null) {
                throw new StructureDataException("Missing 'X' node for 'StructureOverview#" + count + "'");
            }
            if (yNode == null) {
                throw new StructureDataException("Missing 'Y' node for 'StructureOverview#" + count + "'");
            }
            if (zNode == null) {
                throw new StructureDataException("Missing 'Z' node for 'StructureOverview#" + count + "'");
            }

            try {
                int x = Integer.parseInt(xNode.getText());
                int y = Integer.parseInt(yNode.getText());
                int z = Integer.parseInt(zNode.getText());

                List<Node> lines = hologramNode.selectNodes("Lines/Line");
                String[] tArray = new String[lines.size()];
                for (int i = 0; i < tArray.length; i++) {
                    tArray[i] = (lines.get(i)).getText();
                }
                holograms.add(new StructureHologram(x, y, z, tArray));

            } catch (NumberFormatException nfe) {
                throw new StructureDataException(
                        "Values for (x,y,z) are not of type number in 'StructureOverview#" + count + "'");
            }
            count++;

        }

        return holograms;
    }

}