/*
* Copyright 2015 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.mongodb.config;
import java.beans.PropertyEditorSupport;
import com.mongodb.ReadPreference;
/**
* Parse a {@link String} to a {@link ReadPreference}.
*
* @author Christoph Strobl
* @since 1.7
*/
public class ReadPreferencePropertyEditor extends PropertyEditorSupport {
/*
* (non-Javadoc)
* @see java.beans.PropertyEditorSupport#setAsText(java.lang.String)
*/
@Override
public void setAsText(String readPreferenceString) throws IllegalArgumentException {
if (readPreferenceString == null) {
return;
}
ReadPreference preference = null;
try {
preference = ReadPreference.valueOf(readPreferenceString);
} catch (IllegalArgumentException ex) {
// ignore this one and try to map it differently
}
if (preference != null) {
setValue(preference);
} else if ("PRIMARY".equalsIgnoreCase(readPreferenceString)) {
setValue(ReadPreference.primary());
} else if ("PRIMARY_PREFERRED".equalsIgnoreCase(readPreferenceString)) {
setValue(ReadPreference.primaryPreferred());
} else if ("SECONDARY".equalsIgnoreCase(readPreferenceString)) {
setValue(ReadPreference.secondary());
} else if ("SECONDARY_PREFERRED".equalsIgnoreCase(readPreferenceString)) {
setValue(ReadPreference.secondaryPreferred());
} else if ("NEAREST".equalsIgnoreCase(readPreferenceString)) {
setValue(ReadPreference.nearest());
} else {
throw new IllegalArgumentException(String.format("Cannot find matching ReadPreference for %s",
readPreferenceString));
}
}
}