org.openmrs.propertyeditor.OpenmrsPropertyEditor.java Source code

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Here is the source code for org.openmrs.propertyeditor.OpenmrsPropertyEditor.java

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/**
 * This Source Code Form is subject to the terms of the Mozilla Public License,
 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
 * obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
 * the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
 *
 * Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
 * graphic logo is a trademark of OpenMRS Inc.
 */
package org.openmrs.propertyeditor;

import java.beans.PropertyEditorSupport;

import org.apache.commons.lang3.StringUtils;
import org.openmrs.OpenmrsObject;

/**
 * Base {@code PropertyEditor} for {@code OpenmrsObject}.
 * <p>
 * When setting the {@code value} from text it will try to get the {@code OpenmrsObject} via its id
 * and if that fails using its uuid.
 * </p>
 * 
 * @param <T> the openmrs object to convert to and from
 * @since 2.2.0
 * @see org.openmrs.OpenmrsObject
 */
public abstract class OpenmrsPropertyEditor<T extends OpenmrsObject> extends PropertyEditorSupport {

    protected abstract T getObjectById(Integer id);

    protected abstract T getObjectByUuid(String uuid);

    @Override
    public void setAsText(String text) throws IllegalArgumentException {
        if (StringUtils.isNotBlank(text)) {
            try {
                setValue(getObjectById(Integer.valueOf(text)));
            } catch (Exception ex) {
                T o = getObjectByUuid(text);
                setValue(o);
                if (o == null) {
                    throw new IllegalArgumentException("Failed to find object for value [" + text + "]", ex);
                }
            }
        } else {
            setValue(null);
        }
    }

    @Override
    public String getAsText() {
        T t = (T) getValue();
        if (t == null) {
            return "";
        } else {
            return t.getId().toString();
        }
    }
}