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74 changes: 0 additions & 74 deletions
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...ore/src/main/java/com/dangdang/ddframe/rdb/sharding/api/config/ShardingConfiguration.java
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...main/java/com/dangdang/ddframe/rdb/sharding/api/config/ShardingConfigurationConstant.java
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...bc-core/src/main/java/com/dangdang/ddframe/rdb/sharding/api/props/ShardingProperties.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| /** | ||
| * Copyright 1999-2015 dangdang.com. | ||
| * <p> | ||
| * 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. | ||
| * </p> | ||
| */ | ||
|
|
||
| package com.dangdang.ddframe.rdb.sharding.api.props; | ||
|
|
||
| import java.util.ArrayList; | ||
| import java.util.Collection; | ||
| import java.util.Properties; | ||
| import java.util.Set; | ||
|
|
||
| import com.dangdang.ddframe.rdb.sharding.util.StringUtil; | ||
| import com.google.common.base.Joiner; | ||
|
|
||
| /** | ||
| * Sharding-JDBC的配置属性. | ||
| * | ||
| * @author gaohongtao | ||
| * @author zhangliang | ||
| */ | ||
| public final class ShardingProperties { | ||
|
|
||
| private final Properties props; | ||
|
|
||
| public ShardingProperties(final Properties props) { | ||
| this.props = props; | ||
| validate(); | ||
| } | ||
|
|
||
| private void validate() { | ||
| Set<String> propertyNames = props.stringPropertyNames(); | ||
| Collection<String> errorMessages = new ArrayList<>(propertyNames.size()); | ||
| for (String each : propertyNames) { | ||
| ShardingPropertiesConstant shardingPropertiesConstant = ShardingPropertiesConstant.findByKey(each); | ||
| if (null == shardingPropertiesConstant) { | ||
| continue; | ||
| } | ||
| Class<?> type = shardingPropertiesConstant.getType(); | ||
| String value = props.getProperty(each); | ||
| if (type == boolean.class && !StringUtil.isBooleanValue(value)) { | ||
| errorMessages.add(getErrorMessage(shardingPropertiesConstant, value)); | ||
| continue; | ||
| } | ||
| if (type == int.class && !StringUtil.isIntValue(value)) { | ||
| errorMessages.add(getErrorMessage(shardingPropertiesConstant, value)); | ||
| continue; | ||
| } | ||
| if (type == long.class && !StringUtil.isLongValue(value)) { | ||
| errorMessages.add(getErrorMessage(shardingPropertiesConstant, value)); | ||
| continue; | ||
| } | ||
| } | ||
| if (!errorMessages.isEmpty()) { | ||
| throw new IllegalArgumentException(Joiner.on(" ").join(errorMessages)); | ||
| } | ||
| } | ||
|
|
||
| private String getErrorMessage(final ShardingPropertiesConstant shardingPropertiesConstant, final String invalidValue) { | ||
| return String.format("Value '%s' of '%s' cannot convert to type '%s'.", invalidValue, shardingPropertiesConstant.getKey(), shardingPropertiesConstant.getType().getName()); | ||
| } | ||
|
|
||
| /** | ||
| * 获取配置项属性值. | ||
| * | ||
| * @param shardingPropertiesConstant 配置项常量 | ||
| * @param <T> 返回值类型 | ||
| * @return 配置项属性值 | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| public <T> T getValue(final ShardingPropertiesConstant shardingPropertiesConstant) { | ||
| String result = props.getProperty(shardingPropertiesConstant.getKey(), shardingPropertiesConstant.getDefaultValue()); | ||
| if (boolean.class == shardingPropertiesConstant.getType()) { | ||
| return (T) Boolean.valueOf(result); | ||
| } | ||
| if (int.class == shardingPropertiesConstant.getType()) { | ||
| return (T) Integer.valueOf(result); | ||
| } | ||
| if (long.class == shardingPropertiesConstant.getType()) { | ||
| return (T) Long.valueOf(result); | ||
| } | ||
| return (T) result; | ||
| } | ||
| } |
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