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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.properties;
import java.io.FileReader;
import java.io.IOException;
import java.security.GeneralSecurityException;
import org.openecomp.mso.utils.CryptoUtils;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
public class MsoJsonProperties extends AbstractMsoProperties {
protected ObjectMapper mapper = new ObjectMapper();
protected JsonNode jsonRootNode = mapper.createObjectNode();
protected MsoJsonProperties() {
}
public synchronized JsonNode getJsonRootNode () {
return this.jsonRootNode;
}
/**
* This method is used to get the text encrypted in the string value of the node.
* @param jsonNode The JsonNode containing the strig to decode
* @param defaultValue The default value in case of issue
* @param encryptionKey The encryption Key in AES 128 bits
* @return the String decrypted
*/
public synchronized String getEncryptedProperty(JsonNode jsonNode, String defaultValue, String encryptionKey) {
if (jsonNode.isTextual()) {
try {
return CryptoUtils.decrypt(jsonNode.asText(), encryptionKey);
} catch (GeneralSecurityException e) {
LOGGER.debug("Exception while decrypting property: " + jsonNode.asText(), e);
}
}
return defaultValue;
}
/**
* This method load a properties file from a source path.
*
* @param propertiesPath The path to the file
* @throws IOException In case of issues during the opening
*/
@Override
protected synchronized void loadPropertiesFile(String propertiesPath) throws IOException {
FileReader reader = null;
this.propertiesFileName = propertiesPath;
try {
// Clean
this.jsonRootNode = mapper.createObjectNode();
reader = new FileReader(propertiesPath);
// Try a tree load
this.jsonRootNode = mapper.readValue(reader, JsonNode.class);
} finally {
JsonNode reloadJsonProp = this.jsonRootNode.get(RELOAD_TIME_PROPERTY);
if (reloadJsonProp != null) {
this.automaticRefreshInMinutes = reloadJsonProp.asInt(DEFAULT_RELOAD_TIME_MIN);
} else {
this.automaticRefreshInMinutes = DEFAULT_RELOAD_TIME_MIN;
}
// Always close the file
try {
if (reader != null) {
reader.close();
}
} catch (IOException e) {
LOGGER.debug("Exception while closing reader for file:" + propertiesFileName, e);
}
}
}
@Override
public synchronized MsoJsonProperties clone() {
MsoJsonProperties msoCopy = new MsoJsonProperties();
ObjectMapper newMapper = new ObjectMapper();
try {
msoCopy.jsonRootNode = newMapper.createObjectNode();
msoCopy.jsonRootNode = newMapper.readValue(this.jsonRootNode.toString(), JsonNode.class);
} catch (JsonParseException e) {
LOGGER.debug("JsonParseException when cloning the object:" + this.propertiesFileName, e);
} catch (JsonMappingException e) {
LOGGER.debug("JsonMappingException when cloning the object:" + this.propertiesFileName, e);
} catch (IOException e) {
LOGGER.debug("IOException when cloning the object:" + this.propertiesFileName, e);
}
msoCopy.propertiesFileName = this.propertiesFileName;
msoCopy.automaticRefreshInMinutes = this.automaticRefreshInMinutes;
return msoCopy;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((jsonRootNode == null) ? 0 : jsonRootNode.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
MsoJsonProperties other = (MsoJsonProperties) obj;
if (jsonRootNode == null) {
if (other.jsonRootNode != null)
return false;
} else if (!jsonRootNode.equals(other.jsonRootNode))
return false;
return true;
}
@Override
public String toString() {
return "Config file " + propertiesFileName + "(Timer:" + automaticRefreshInMinutes + "mins):" + System
.getProperty("line.separator") + this.jsonRootNode.toString() + System.getProperty("line.separator")
+ System.getProperty("line.separator");
}
}
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