WorkbenchClipboard.java

// ============================================================================
//
// Copyright (C) 2006-2016 Talend Inc. - www.talend.com
//
// This source code is available under agreement available at
// %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt
//
// You should have received a copy of the agreement
// along with this program; if not, write to Talend SA
// 9 rue Pages 92150 Suresnes, France
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package com.amalto.workbench.utils;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.eclipse.xsd.XSDElementDeclaration;
import org.eclipse.xsd.XSDParticle;

import com.amalto.workbench.models.Line;
import com.amalto.workbench.models.TreeObject;

public class WorkbenchClipboard {

    // singleton
    private static WorkbenchClipboard instance;

    protected WorkbenchClipboard() {
    }

    public static WorkbenchClipboard getWorkbenchClipboard() {
        if (instance == null)
            instance = new WorkbenchClipboard();
        return instance;
    }

    // holds a vector of copied TreeObject
    ArrayList<TreeObject> list = new ArrayList<TreeObject>();

    public void put(ArrayList<TreeObject> list) {
        this.list = list;
    }

    public ArrayList<TreeObject> get() {
        return this.list;
    }

    public void reset() {
        this.list = new ArrayList<TreeObject>();
    }

    public void add(TreeObject obj) {
        this.list.add(obj);
    }

    public void remove(TreeObject obj) {
        this.list.remove(obj);
    }

    public boolean isEmpty() {
        return (this.list == null) || (this.list.size() == 0);
    }

    // add by ymli, fix bug 0009770, add the clip for concept
    ArrayList<XSDElementDeclaration> conceptList = new ArrayList<XSDElementDeclaration>();

    ArrayList<XSDParticle> particleList = new ArrayList<XSDParticle>();

    public ArrayList<XSDParticle> getParticles() {
        return particleList;
    }

    public void setParticles(ArrayList<XSDParticle> particleList) {
        this.particleList = particleList;
    }

    public void add(XSDParticle particle) {
        this.particleList.add(particle);
    }

    public void particlesReset() {
        this.particleList = new ArrayList<XSDParticle>();
    }

    public void add(XSDElementDeclaration concept) {
        this.conceptList.add(concept);
    }

    public void conceptsReset() {
        this.conceptList = new ArrayList<XSDElementDeclaration>();
    }

    public ArrayList<XSDElementDeclaration> getConcepts() {
        return this.conceptList;
    }

    public void putConcepts(ArrayList<XSDElementDeclaration> conceptList) {
        this.conceptList = conceptList;
    }

    // Line
    HashMap<String, List<Line>> lineList = new HashMap<String, List<Line>>();

    public void setLines(String key, List<Line> lines) {
        List<Line> l = lineList.get(key);
        if (l == null) {
            l = new ArrayList<Line>();
            lineList.put(key, l);
        }
        l.clear();
        l.addAll(lines);

    }

    public List<Line> getLines(String key) {
        return this.lineList.get(key);
    }
}