/*
 * Copyright 2007-2019 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 net.ymate.platform.persistence.jdbc.impl;

import com.mchange.v2.c3p0.ComboPooledDataSource;
import net.ymate.platform.commons.util.FileUtils;
import net.ymate.platform.commons.util.RuntimeUtils;
import net.ymate.platform.core.persistence.base.Type;
import net.ymate.platform.persistence.jdbc.AbstractDatabaseDataSourceAdapter;
import net.ymate.platform.persistence.jdbc.annotation.DataSourceAdapter;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.sql.Connection;

/**
 * 基于C3P0连接池的数据源适配器接口实现
 *
 * @author 刘镇 (suninformation@163.com) on 2013-6-5 下午4:27:09
 */
@DataSourceAdapter(Type.DS_ADAPTER.C3P0)
public class C3P0DataSourceAdapter extends AbstractDatabaseDataSourceAdapter {

    private static final Log LOG = LogFactory.getLog(C3P0DataSourceAdapter.class);

    private ComboPooledDataSource dataSource;

    @Override
    protected void doInitialize() throws Exception {
        String path = RuntimeUtils.replaceEnvVariable("${root}");
        if (!StringUtils.endsWith(path, "/classes")) {
            path += "/classes";
        }
        File configFile = new File(path, "c3p0.properties");
        if (!configFile.exists()) {
            try (InputStream inputStream = C3P0DataSourceAdapter.class.getClassLoader().getResourceAsStream("META-INF/default-c3p0.properties")) {
                if (!FileUtils.createFileIfNotExists(configFile, inputStream) && LOG.isWarnEnabled()) {
                    LOG.warn(String.format("Failed to create default c3p0 config file: %s", configFile.getPath()));
                }
            } catch (IOException e) {
                if (LOG.isWarnEnabled()) {
                    LOG.warn(String.format("An exception occurred while trying to generate the default c3p0 config file: %s", configFile.getPath()), RuntimeUtils.unwrapThrow(e));
                }
            }
        }
        dataSource = new ComboPooledDataSource();
        dataSource.setDriverClass(getDataSourceConfig().getDriverClass());
        dataSource.setJdbcUrl(getDataSourceConfig().getConnectionUrl());
        dataSource.setUser(getDataSourceConfig().getUsername());
        dataSource.setPassword(decryptPasswordIfNeed());
    }

    @Override
    public void doClose() throws Exception {
        if (dataSource != null) {
            dataSource.close();
        }
        super.doClose();
    }

    @Override
    public Connection getConnection() throws Exception {
        return dataSource.getConnection();
    }
}

@@ -1753,17 +1753,16 @@
     if (
-!
 StringUt
@@ -1782,23 +1782,23 @@
 path, %22/
-classes
+WEB-INF
 %22)) %7B%0A  
@@ -1829,32 +1829,90 @@
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+        if (StringUtils.endsWith(path, %22/classes%22)) %7B%0A    
         File con
@@ -1960,24 +1960,28 @@
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+    
 if (!configF
@@ -2008,16 +2008,20 @@
         
+   
+ 
 try (Inp
@@ -2159,24 +2159,28 @@
             
+    
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@@ -2267,32 +2267,36 @@
                 
+   
+ 
 LOG.warn(String.
@@ -2383,34 +2383,41 @@
                 
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+    %7D%0A   
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@@ -2412,16 +2412,17 @@
         
+ 
 %7D catch 
@@ -2435,24 +2435,28 @@
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+    
             
@@ -2478,32 +2478,36 @@
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+    
                 
@@ -2665,24 +2665,46 @@
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+                    %7D%0A
             

优化c3p0连接池默认配置文件生成逻辑