com.bixuebihui.shardingjdbc.core.constant.ShardingPropertiesConstant Maven / Gradle / Ivy
Show all versions of c-dbtools Show documentation
/*
* Copyright 1999-2015 dangdang.com.
*
* 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.bixuebihui.shardingjdbc.core.constant;
/**
* Sharding properties constant.
*
* @author gaohongtao
* @author caohao
*/
public enum ShardingPropertiesConstant {
/**
* Enable or Disable to show SQL details.
*
*
* Print SQL details can help developers debug easier.
* The details includes: logic SQL, parse context and rewrote actual SQL list.
* Enable this property will log into log topic: {@code Sharding-JDBC-SQL}, log level is {@code INFO}.
* Default: false
*
*/
SQL_SHOW("sql.show", Boolean.FALSE.toString(), boolean.class),
/**
* Worker thread max size.
*
*
* Execute SQL Statement and PrepareStatement will use this thread pool.
* One sharding data source will use a independent thread pool, it does not share thread pool even different data source in same JVM.
* Default: same with CPU cores.
*
*/
EXECUTOR_SIZE("executor.size", String.valueOf(Runtime.getRuntime().availableProcessors()), int.class);
ShardingPropertiesConstant(String key, String defaultValue, Class type) {
this.key = key;
this.defaultValue = defaultValue;
this.type = type;
}
private final String key;
private final String defaultValue;
private final Class type;
/**
* Find value via property key.
*
* @param key property key
* @return value enum, return {@code null} if not found
*/
public static ShardingPropertiesConstant findByKey(final String key) {
for (ShardingPropertiesConstant each : ShardingPropertiesConstant.values()) {
if (each.getKey().equals(key)) {
return each;
}
}
return null;
}
public String getKey() {
return key;
}
public String getDefaultValue() {
return defaultValue;
}
public Class getType() {
return type;
}
}