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DAO Layer Implementation

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4.x.x
manoj 10 years ago
parent 5216373b97
commit 0b4a6196e0
4 changed files with 288 additions and 0 deletions
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85
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/exception/DeviceMgtDAOFactory.java
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/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
* WSO2 Inc. licenses this file to you 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.
* 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.wso2.carbon.device.mgt.core.dao.exception;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.device.mgt.core.config.datasource.DataSourceConfig;
import org.wso2.carbon.device.mgt.core.config.datasource.JNDILookupDefinition;
import org.wso2.carbon.device.mgt.core.config.datasource.RDBMSConfig;
import org.wso2.carbon.device.mgt.core.util.DeviceManagerUtil;
import javax.sql.DataSource;
import java.util.Hashtable;
import java.util.List;
/**
* DAO factory class for creating RSS DAO objects.
*/
public class DeviceMgtDAOFactory {
private static final Log log = LogFactory.getLog(DeviceMgtDAOFactory.class);
/**
* Resolve data source from the data source definition
*
* @param dataSourceDef data source configuration
* @return data source resolved from the data source definition
*/
public static DataSource resolveDataSource(DataSourceConfig dataSourceDef) {
DataSource dataSource;
if (dataSourceDef == null) {
throw new RuntimeException("RSS Management Repository data source configuration " +
"is null and thus, is not initialized");
}
JNDILookupDefinition jndiConfig = dataSourceDef.getJndiLookupDefintion();
if (jndiConfig != null) {
if (log.isDebugEnabled()) {
log.debug("Initializing RSS Management Repository data source using the JNDI " +
"Lookup Definition");
}
List<JNDILookupDefinition.JNDIProperty> jndiPropertyList =
jndiConfig.getJndiProperties();
if (jndiPropertyList != null) {
Hashtable<Object, Object> jndiProperties = new Hashtable<Object, Object>();
for (JNDILookupDefinition.JNDIProperty prop : jndiPropertyList) {
jndiProperties.put(prop.getName(), prop.getValue());
}
dataSource =
DeviceManagerUtil.lookupDataSource(jndiConfig.getJndiName(), jndiProperties);
} else {
dataSource = DeviceManagerUtil.lookupDataSource(jndiConfig.getJndiName(), null);
}
} else {
if (log.isDebugEnabled()) {
log.debug("No JNDI Lookup Definition found in the RSS Management Repository " +
"data source configuration. Thus, continuing with in-line data source " +
"configuration processing.");
}
RDBMSConfig rdbmsConfig = dataSourceDef.getRdbmsConfiguration();
if (rdbmsConfig == null) {
throw new RuntimeException(
"No JNDI/In-line data source configuration found. " +
"Thus, RSS Management Repository DAO is not initialized"
);
}
dataSource =
DeviceManagerUtil.createDataSource(DeviceManagerUtil.loadDataSourceProperties(
rdbmsConfig), rdbmsConfig.getDataSourceClassName());
}
return dataSource;
}
}

125
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/util/DeviceManagerUtil.java
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/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
* WSO2 Inc. licenses this file to you 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.
* 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.wso2.carbon.device.mgt.core.util;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.w3c.dom.Document;
import org.wso2.carbon.device.mgt.common.DeviceManagementException;
import org.wso2.carbon.device.mgt.core.config.datasource.RDBMSConfig;
import org.wso2.carbon.ndatasource.common.DataSourceException;
import org.wso2.carbon.ndatasource.rdbms.RDBMSConfiguration;
import org.wso2.carbon.ndatasource.rdbms.RDBMSDataSource;
import org.wso2.securevault.SecretResolver;
import javax.naming.InitialContext;
import javax.sql.DataSource;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.File;
import java.util.*;
public class DeviceManagerUtil {
private static final Log log = LogFactory.getLog(DeviceManagerUtil.class);
private static SecretResolver secretResolver;
private static String jndiDataSourceName;
private static DataSource dataSource;
private static final String DEFAULT_PRIVILEGE_TEMPLATE_NAME = "CRUD_PRIVILEGES_DEFAULT";
/**
* Construct document from file resource
*
* @param file object
* @return Document
* @throws org.wso2.carbon.device.mgt.common.DeviceManagementException if error occurred constructing document from file resource
*/
public static Document convertToDocument(File file) throws DeviceManagementException {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
try {
DocumentBuilder docBuilder = factory.newDocumentBuilder();
return docBuilder.parse(file);
} catch (Exception e) {
throw new DeviceManagementException("Error occurred while parsing file, while converting " +
"to a org.w3c.dom.Document : " + e.getMessage(), e);
}
}
public static DataSource lookupDataSource(String dataSourceName, final Hashtable<Object, Object> jndiProperties) {
try {
if (jndiProperties == null || jndiProperties.isEmpty()) {
return (DataSource) InitialContext.doLookup(dataSourceName);
}
final InitialContext context = new InitialContext(jndiProperties);
return (DataSource) context.doLookup(dataSourceName);
} catch (Exception e) {
throw new RuntimeException("Error in looking up data source: " + e.getMessage(), e);
}
}
public static void setJndiDataSourceName(String jndiDataSourceName) {
DeviceManagerUtil.jndiDataSourceName = jndiDataSourceName;
}
public static void setDataSource(DataSource dataSource) {
DeviceManagerUtil.dataSource = dataSource;
}
public static DataSource getDataSource() {
return dataSource;
}
public static Properties loadDataSourceProperties(RDBMSConfig config) {
Properties props = new Properties();
List<RDBMSConfig.DataSourceProperty> dsProps = config.getDataSourceProps();
for (RDBMSConfig.DataSourceProperty dsProp : dsProps) {
props.setProperty(dsProp.getName(), dsProp.getValue());
}
return props;
}
/**
* Create data source from properties
*
* @param properties set of data source properties
* @param dataSourceClassName data source class name
* @return DataSource
*/
public static DataSource createDataSource(Properties properties, String dataSourceClassName) {
RDBMSConfiguration config = new RDBMSConfiguration();
config.setDataSourceClassName(dataSourceClassName);
List<RDBMSConfiguration.DataSourceProperty> dsProps = new ArrayList<RDBMSConfiguration.DataSourceProperty>();
for (Map.Entry<Object, Object> entry : properties.entrySet()) {
RDBMSConfiguration.DataSourceProperty property =
new RDBMSConfiguration.DataSourceProperty();
property.setName((String) entry.getKey());
property.setValue((String) entry.getValue());
dsProps.add(property);
}
config.setDataSourceProps(dsProps);
return createDataSource(config);
}
public static DataSource createDataSource(RDBMSConfiguration config) {
try {
RDBMSDataSource dataSource = new RDBMSDataSource(config);
return dataSource.getDataSource();
} catch (DataSourceException e) {
throw new RuntimeException("Error in creating data source: " + e.getMessage(), e);
}
}
}

49
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/util/DeviceMgtDbCreator.java
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/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
* WSO2 Inc. licenses this file to you 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.
* 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.wso2.carbon.device.mgt.core.util;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.utils.dbcreator.DatabaseCreator;
import javax.sql.DataSource;
public class DeviceMgtDbCreator extends DatabaseCreator {
private static final Log log = LogFactory.getLog(DeviceMgtDbCreator.class);
private String rssDBScriptDirectory;// stores the the location of the database script that is run according to the databse type
public DeviceMgtDbCreator(DataSource dataSource) {
super(dataSource);
}
protected String getDbScriptLocation(String databaseType) {
String scriptName = "wso2_rss_" + databaseType + ".sql";
if (log.isDebugEnabled()) {
log.debug("Loading database script from :" + scriptName);
}
return rssDBScriptDirectory.replaceFirst("DBTYPE", databaseType) + scriptName;
}
/**
* Sets database scripts directory
* @param rssDBScriptDirectory database scripts location
*/
public void setRssDBScriptDirectory(String rssDBScriptDirectory) {
this.rssDBScriptDirectory = rssDBScriptDirectory;
}
}

29
features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/conf/deviceMgt-config.xml
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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
~ Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
~ WSO2 Inc. licenses this file to you 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.
~ 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.
-->
<DeviceMgtConfiguration>
<!-- Supported Provider types H2|MYSQL|ORACLE|POSTGRES|SQLSERVER -->
<ManagementRepository>
<DataSourceConfiguration>
<JndiLookupDefinition>
<Name>WSO2DEVICE_DB</Name>
</JndiLookupDefinition>
</DataSourceConfiguration>
</ManagementRepository>
</DeviceMgtConfiguration>
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