/*
* Copyright 2015 NAVER Corp.
*
* 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 com.navercorp.pinpoint.bootstrap.resolver.condition;
import com.navercorp.pinpoint.bootstrap.logging.PLogger;
import com.navercorp.pinpoint.bootstrap.logging.PLoggerFactory;
import com.navercorp.pinpoint.common.util.SimpleProperty;
import com.navercorp.pinpoint.common.util.StringUtils;
import com.navercorp.pinpoint.common.util.SystemProperty;
/**
* @author HyunGil Jeong
*
*/
public class PropertyCondition implements Condition<String>, ConditionValue<SimpleProperty> {
private final PLogger logger = PLoggerFactory.getLogger(this.getClass().getName());
private final SimpleProperty property;
public PropertyCondition() {
this(SystemProperty.INSTANCE);
}
public PropertyCondition(SimpleProperty property) {
this.property = property;
}
/**
* Checks if the specified value is in <tt>SimpleProperty</tt>.
*
* @param requiredKey the values to check if they exist in <tt>SimpleProperty</tt>
* @return <tt>true</tt> if the specified key is in <tt>SimpleProperty</tt>;
* <tt>false</tt> if otherwise, or if <tt>null</tt> or empty key is provided
*/
@Override
public boolean check(String requiredKey) {
if (StringUtils.isEmpty(requiredKey)) {
return false;
}
if (this.property.getProperty(requiredKey) != null) {
logger.debug("Property '{}' found in [{}]", requiredKey, this.property.getClass().getSimpleName());
return true;
} else {
logger.debug("Property '{}' not found in [{}]", requiredKey, this.property.getClass().getSimpleName());
return false;
}
}
/**
* Returns the <tt>SimpleProperty</tt>.
*
* @return the {@link SimpleProperty} instance
*/
@Override
public SimpleProperty getValue() {
return this.property;
}
}