Application: gvSIG desktop

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package org.gvsig.export.impl.service;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.export.ExportEntries;

import org.gvsig.export.ExportEntry;

import org.gvsig.expressionevaluator.Bookmark;

import org.gvsig.expressionevaluator.Expression;

/**

 *

 * @author osc

 */

public class ExportEntriesHistoric implements ExportEntries {

    public List<ExportEntry> history;

    public int maxsize = 10;

    public ExportEntriesHistoric() {

        this.history = new ArrayList<>();

    }

    @Override

    public List<ExportEntry> toList() {

        return Collections.unmodifiableList(this.history);

    }

    @Override

    public boolean add(ExportEntry element) {

        if (element == null) {

            return true;

        }

        if (!this.history.isEmpty()) {

            ExportEntry last = this.history.get(0);

            String lastPhrase = StringUtils.normalizeSpace(last.getName());

            String curPhrase = StringUtils.normalizeSpace(element.getName());

            if (StringUtils.equals(curPhrase, lastPhrase)) {

                return true;

            }

        }

        this.history.add(0, element);

        if (this.history.size() > this.maxsize) {

            this.history.remove(this.history.size() - 1);

        }

        return true;

    }

    @Override

    public boolean remove(String entry) {

        for (int i = 0; i < this.history.size(); i++) {

            ExportEntry bookmark = this.history.get(i);

            if( StringUtils.equalsIgnoreCase(entry, bookmark.getName()) ) {

                this.history.remove(i);

                return true;

            }

        }

        return false;

    }

    @Override

    public boolean remove(ExportEntry entry) {

        return this.history.remove(entry);

    }

}