com.alachisoft.ncache.spring.configuration.SpringConfigurationManager Maven / Gradle / Ivy

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/*
 * Alachisoft (R) NCache Integrations
 * NCache Provider for Spring
 * ===============================================================================
 * Copyright © Alachisoft.  All rights reserved.
 * THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
 * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
 * LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE.
 * ===============================================================================
 */
package com.alachisoft.ncache.spring.configuration;

import Alachisoft.NCache.Common.Configuration.ConfigurationBuilder;
import com.alachisoft.ncache.runtime.exceptions.ConfigurationException;

import java.io.FileNotFoundException;
import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;

public class SpringConfigurationManager {

    private String configFile = null;
    private com.alachisoft.ncache.spring.configuration.ApplicationConfiguration appConfig;
    private com.alachisoft.ncache.spring.configuration.SpringCacheConfigurationManager cacheConfigManager = null;
    private boolean initialized = false;
    private Properties properties;

    public SpringConfigurationManager() {
        properties = new Properties();
    }

    public void initialize() throws ConfigurationException, FileNotFoundException, Exception {
        if (configFile == null) {
            throw new ConfigurationException("Configuration file not specified. Please make sure correct configuration file path is specified.");
        }
        ConfigurationBuilder configBuilder = new ConfigurationBuilder(configFile);
        configBuilder.RegisterRootConfigurationObject(com.alachisoft.ncache.spring.configuration.ApplicationConfiguration.class);
        configBuilder.ReadConfiguration();

        Object[] configuraion = configBuilder.getConfiguration();
        boolean appConfigFound = false;
        if (configuraion != null && configuraion.length > 0) {
            appConfig = (ApplicationConfiguration) configuraion[0];
            appConfigFound = true;
        }

        if (!appConfigFound) {
            throw new ConfigurationException("Cache's configuration not found. Please make sure correct configuration file is used.");
        }

        if (appConfig.getDefaultCacheName()
                == null || appConfig.getDefaultCacheName().isEmpty()) {
            throw new ConfigurationException("default-cache-name cannot be null.");
        }
        String cacheInstanceID = getProperty("ncacheid-instance");

        cacheConfigManager = new SpringCacheConfigurationManager(appConfig.getCacheList(), cacheInstanceID);

        if (!cacheConfigManager.contains(appConfig.getDefaultCacheName())) {
            throw new ConfigurationException("Cache's configuration not specified for default-cache : " + appConfig.getDefaultCacheName());
        }
        initialized = true;
    }

    public void setConfigFile(String path) {
        configFile = path;
    }

    public void setProperties(Properties properties) {
        this.properties = properties;
    }

    public Properties getProperties() {
        return properties;
    }

    public String getProperty(String propertyName) {
        Object o = properties.get( propertyName );
        return o instanceof String ? (String) o : null;
    }

    public SpringCacheConfiguration getCacheConfiguration(String cacheName) throws ConfigurationException, FileNotFoundException, Exception {
        if (!initialized) {
            this.initialize();
        }
        SpringCacheConfiguration config = cacheConfigManager.getCacheConfig(cacheName);
        if (config == null) {
            config = cacheConfigManager.getCacheConfig(appConfig.getDefaultCacheName());
            Logger.getLogger(SpringConfigurationManager.class.getName()).log(Level.WARNING, "Configuration not found for cache : {0}, using default cache configurations.", cacheName);
        }
        return config;
    }
}