org.kuali.coeus.sys.framework.model.ScaleTwoDecimalEditor.java Source code

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Here is the source code for org.kuali.coeus.sys.framework.model.ScaleTwoDecimalEditor.java

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/*
 * Kuali Coeus, a comprehensive research administration system for higher education.
 * 
 * Copyright 2005-2015 Kuali, Inc.
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.kuali.coeus.sys.framework.model;

import java.beans.PropertyEditorSupport;
import java.text.DecimalFormat;
import java.text.ParseException;

import org.apache.commons.lang3.StringUtils;
import org.kuali.coeus.sys.api.model.ScaleTwoDecimal;

public class ScaleTwoDecimalEditor extends PropertyEditorSupport {

    private DecimalFormat numberFormat;
    private boolean allowEmpty;

    public ScaleTwoDecimalEditor(DecimalFormat numberFormat, boolean allowEmpty) {
        this.numberFormat = numberFormat;
        this.numberFormat.setGroupingUsed(true);
        this.numberFormat.setGroupingSize(3);
        this.allowEmpty = allowEmpty;
    }

    @Override
    public void setAsText(String text) throws IllegalArgumentException {
        if (this.allowEmpty && StringUtils.isBlank(text)) {
            setValue(null);
        } else if (this.numberFormat != null) {
            try {
                setValue(new ScaleTwoDecimal(numberFormat.parse(text).toString()));
            } catch (ParseException e) {
                throw new IllegalArgumentException(
                        text + " is not parsable by the NumberFormat provided(" + numberFormat.toString() + ")");
            }
        } else {
            setValue(new ScaleTwoDecimal(text));
        }
    }

    @Override
    public String getAsText() {
        String strValue = "";
        Object value = getValue();
        if (value == null) {
            if (numberFormat != null) {
                strValue = numberFormat.format(0);
            }
        } else if (numberFormat != null) {
            strValue = numberFormat.format(value);
        } else {
            strValue = value.toString();
        }
        return strValue;
    }

    public DecimalFormat getNumberFormat() {
        return numberFormat;
    }

    public void setNumberFormat(DecimalFormat numberFormat) {
        this.numberFormat = numberFormat;
    }

    public boolean isAllowEmpty() {
        return allowEmpty;
    }

    public void setAllowEmpty(boolean allowEmpty) {
        this.allowEmpty = allowEmpty;
    }

}