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mybatis-generator-plugin
Commit 79b36e8a authored by hewei's avatar hewei
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upsert和增量插件整合

parent fbecf4ce
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src/main/java/com/itfsw/mybatis/generator/plugins/IncrementsPlugin.java
View file @ 79b36e8a
......@@ -17,17 +17,15 @@
package com.itfsw.mybatis.generator.plugins;
import com.itfsw.mybatis.generator.plugins.utils.BasePlugin;
import com.itfsw.mybatis.generator.plugins.utils.IncrementsPluginTools;
import com.itfsw.mybatis.generator.plugins.utils.PluginTools;
import com.itfsw.mybatis.generator.plugins.utils.XmlElementGeneratorTools;
import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.IntrospectedTable;
import org.mybatis.generator.api.dom.java.TopLevelClass;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.Element;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities;
import org.mybatis.generator.internal.util.StringUtility;
import java.util.ArrayList;
import java.util.List;
......@@ -42,7 +40,7 @@ import java.util.List;
*/
public class IncrementsPlugin extends BasePlugin {
public static final String PRE_INCREMENTS_COLUMNS = "incrementsColumns"; // incrementsColumns property
private List<IntrospectedColumn> columns; // 需要进行自增的字段
private IncrementsPluginTools incTools; // 增量插件工具
/**
* 具体执行顺序 http://www.mybatis.org/generator/reference/pluggingIn.html
......@@ -67,22 +65,7 @@ public class IncrementsPlugin extends BasePlugin {
*/
@Override
public void initialized(IntrospectedTable introspectedTable) {
this.columns = new ArrayList<>();
// 获取表配置信息
String incrementsColumns = introspectedTable.getTableConfigurationProperty(IncrementsPlugin.PRE_INCREMENTS_COLUMNS);
if (StringUtility.stringHasValue(incrementsColumns)) {
// 切分
String[] incrementsColumnsStrs = incrementsColumns.split(",");
List<IntrospectedColumn> columns = introspectedTable.getAllColumns();
for (String incrementsColumnsStr : incrementsColumnsStrs) {
IntrospectedColumn column = introspectedTable.getColumn(incrementsColumnsStr);
if (column == null) {
logger.warn("itfsw:插件" + this.getClass().getTypeName() + "插件没有找到column为" + incrementsColumnsStr + "的字段！");
} else if (columns.indexOf(column) != -1) {
this.columns.add(column);
}
}
}
this.incTools = IncrementsPluginTools.getTools(context, introspectedTable);
}
/**
......@@ -181,26 +164,13 @@ public class IncrementsPlugin extends BasePlugin {
return true;
}
/**
* 是否需要替换
* @param columnName
* @return
*/
private boolean needReplace(String columnName) {
for (IntrospectedColumn introspectedColumn : this.columns) {
if (introspectedColumn.getActualColumnName().equals(columnName)) {
return true;
}
}
return false;
}
/**
* 有Selective代码生成
* @param element
*/
private void generatedWithSelective(XmlElement element, IntrospectedTable introspectedTable, boolean hasPrefix) {
if (columns.size() > 0) {
if (incTools.support()) {
// 查找 set->if->text
List<XmlElement> sets = XmlElementGeneratorTools.findXmlElements(element, "set");
if (sets.size() > 0) {
......@@ -212,11 +182,11 @@ public class IncrementsPlugin extends BasePlugin {
TextElement textEle = (TextElement) textEles.get(0);
String[] strs = textEle.getContent().split("=");
String columnName = strs[0].trim();
IntrospectedColumn introspectedColumn = introspectedTable.getColumn(columnName);
// 查找是否需要进行增量操作
if (needReplace(columnName)) {
IntrospectedColumn introspectedColumn = introspectedTable.getColumn(columnName);
if (incTools.supportColumn(introspectedColumn)) {
xmlElement.getElements().clear();
xmlElement.getElements().addAll(generatedIncrementsElement(xmlElement, introspectedColumn, hasPrefix, true));
xmlElement.getElements().addAll(incTools.generatedIncrementsElement(introspectedColumn, hasPrefix, true));
}
}
}
......@@ -231,7 +201,7 @@ public class IncrementsPlugin extends BasePlugin {
* @param hasPrefix
*/
private void generatedWithoutSelective(XmlElement xmlElement, IntrospectedTable introspectedTable, boolean hasPrefix) {
if (columns.size() > 0) {
if (incTools.support()) {
List<Element> newEles = new ArrayList<>();
for (Element ele : xmlElement.getElements()) {
// 找到text节点且格式为 set xx = xx 或者 xx = xx
......@@ -241,11 +211,10 @@ public class IncrementsPlugin extends BasePlugin {
// 清理 set 操作
text = text.replaceFirst("set\\s", "").trim();
String columnName = text.split("=")[0].trim();
IntrospectedColumn introspectedColumn = introspectedTable.getColumn(columnName);
// 查找判断是否需要进行节点替换
if (needReplace(columnName)) {
IntrospectedColumn introspectedColumn = introspectedTable.getColumn(columnName);
newEles.addAll(generatedIncrementsElement(xmlElement, introspectedColumn, hasPrefix, text.endsWith(",")));
if (incTools.supportColumn(introspectedColumn)) {
newEles.addAll(incTools.generatedIncrementsElement(introspectedColumn, hasPrefix, text.endsWith(",")));
continue;
}
......@@ -259,47 +228,4 @@ public class IncrementsPlugin extends BasePlugin {
xmlElement.getElements().addAll(newEles);
}
}
/**
* 生成增量操作节点
* @param element
* @param introspectedColumn
* @param hasPrefix
* @param hasComma
*/
private List<Element> generatedIncrementsElement(XmlElement element, IntrospectedColumn introspectedColumn, boolean hasPrefix, boolean hasComma) {
List<Element> list = new ArrayList<>();
// 1. column = 节点
list.add(new TextElement(MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn) + " = "));
// 2. 选择节点
// 条件
XmlElement choose = new XmlElement("choose");
// 没有启用增量操作
XmlElement when = new XmlElement("when");
when.addAttribute(new Attribute("test", (hasPrefix ? "record" : "_parameter") + ".incs.isEmpty()"));
TextElement normal = new TextElement(MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, hasPrefix ? "record." : null));
when.addElement(normal);
choose.addElement(when);
// 启用了增量操作
XmlElement otherwise = new XmlElement("otherwise");
TextElement spec = new TextElement(
MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn)
+ " ${" + (hasPrefix ? "record" : "_parameter") + ".incs." + MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn) + ".value} "
+ MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, hasPrefix ? "record." : null));
otherwise.addElement(spec);
choose.addElement(otherwise);
list.add(choose);
// 3. 结尾逗号
if (hasComma) {
list.add(new TextElement(","));
}
return list;
}
}
src/main/java/com/itfsw/mybatis/generator/plugins/SelectiveEnhancedPlugin.java
View file @ 79b36e8a
......@@ -211,6 +211,7 @@ public class SelectiveEnhancedPlugin extends BasePlugin {
XmlElement whenEle = new XmlElement("when");
whenEle.addAttribute(new Attribute("test", prefix + "isSelective()"));
for (Element ele : element.getElements()) {
logger.warn(ele.getFormattedContent(0));
// 对于字符串主键，是没有if判断节点的
if (ele instanceof XmlElement){
// if的text节点
......
src/main/java/com/itfsw/mybatis/generator/plugins/utils/IncrementsPluginTools.java 0 → 100644
View file @ 79b36e8a
/*
* Copyright (c) 2017.
*
* 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.itfsw.mybatis.generator.plugins.utils;
import com.itfsw.mybatis.generator.plugins.IncrementsPlugin;
import com.itfsw.mybatis.generator.plugins.ModelBuilderPlugin;
import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.IntrospectedTable;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.Element;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities;
import org.mybatis.generator.config.Context;
import org.mybatis.generator.internal.util.StringUtility;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
/**
* ---------------------------------------------------------------------------
* 增量插件工具
* ---------------------------------------------------------------------------
* @author: hewei
* @time:2017/6/21 16:12
* ---------------------------------------------------------------------------
*/
public class IncrementsPluginTools {
private final static Logger logger = LoggerFactory.getLogger(IncrementsPluginTools.class);
private Context context; // 上下文
private IntrospectedTable introspectedTable; // 表
private List<IntrospectedColumn> columns = new ArrayList<>(); // 表启用增量操作的字段
/**
* 构造函数
* @param context
* @param introspectedTable
*/
private IncrementsPluginTools(Context context, IntrospectedTable introspectedTable) {
this.context = context;
this.introspectedTable = introspectedTable;
}
/**
* 获取工具
* @param context
* @param introspectedTable
* @return
*/
public static IncrementsPluginTools getTools(Context context, IntrospectedTable introspectedTable) {
IncrementsPluginTools tools = new IncrementsPluginTools(context, introspectedTable);
// 判断是否启用了插件
if (PluginTools.getPluginConfiguration(context, IncrementsPlugin.class) != null) {
String incrementsColumns = introspectedTable.getTableConfigurationProperty(IncrementsPlugin.PRE_INCREMENTS_COLUMNS);
if (StringUtility.stringHasValue(incrementsColumns)) {
// 切分
String[] incrementsColumnsStrs = incrementsColumns.split(",");
for (String incrementsColumnsStr : incrementsColumnsStrs) {
IntrospectedColumn column = introspectedTable.getColumn(incrementsColumnsStr.trim());
if (column == null) {
logger.warn("itfsw:插件" + IncrementsPlugin.class.getTypeName() + "插件没有找到column为" + incrementsColumnsStr.trim() + "的字段！");
} else {
tools.columns.add(column);
}
}
}
}
return tools;
}
/**
* 获取INC Enum
* @return
*/
public FullyQualifiedJavaType getIncEnum() {
return new FullyQualifiedJavaType(this.introspectedTable.getFullyQualifiedTable().getDomainObjectName() + "." + ModelBuilderPlugin.BUILDER_CLASS_NAME + ".Inc");
}
/**
* 是否启用了
*
* @return
*/
public boolean support(){
return this.columns.size() > 0;
}
/**
* Getter method for property <tt>columns</tt>.
* @return property value of columns
* @author hewei
*/
public List<IntrospectedColumn> getColumns() {
return columns;
}
/**
* 判断是否为需要进行增量操作的column
*
* @param searchColumn
* @return
*/
public boolean supportColumn(IntrospectedColumn searchColumn){
for (IntrospectedColumn column: this.columns){
if (column.getActualColumnName().equals(searchColumn.getActualColumnName())){
return true;
}
}
return false;
}
/**
* 生成增量操作节点
*
* @param introspectedColumn
* @param hasPrefix
* @param hasComma
*/
public List<Element> generatedIncrementsElement(IntrospectedColumn introspectedColumn, boolean hasPrefix, boolean hasComma) {
List<Element> list = new ArrayList<>();
// 1. column = 节点
list.add(new TextElement(MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn) + " = "));
// 2. 选择节点
// 条件
XmlElement choose = new XmlElement("choose");
// 没有启用增量操作
XmlElement when = new XmlElement("when");
when.addAttribute(new Attribute("test", (hasPrefix ? "record" : "_parameter") + ".incs.isEmpty()"));
TextElement normal = new TextElement(MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, hasPrefix ? "record." : null));
when.addElement(normal);
choose.addElement(when);
// 启用了增量操作
XmlElement otherwise = new XmlElement("otherwise");
TextElement spec = new TextElement(
MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn)
+ " ${" + (hasPrefix ? "record" : "_parameter") + ".incs." + MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn) + ".value} "
+ MyBatis3FormattingUtilities.getParameterClause(introspectedColumn, hasPrefix ? "record." : null));
otherwise.addElement(spec);
choose.addElement(otherwise);
list.add(choose);
// 3. 结尾逗号
if (hasComma) {
list.add(new TextElement(","));
}
return list;
}
}
src/main/java/com/itfsw/mybatis/generator/plugins/utils/XmlElementGeneratorTools.java
View file @ 79b36e8a
......@@ -137,7 +137,7 @@ public class XmlElementGeneratorTools {
* @param columns
* @return
*/
public static List<Element> generateKeys(List<IntrospectedColumn> columns) {
public static List<TextElement> generateKeys(List<IntrospectedColumn> columns) {
return generateKeys(columns, true);
}
......@@ -147,7 +147,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static List<Element> generateKeys(List<IntrospectedColumn> columns, boolean bracket) {
public static List<TextElement> generateKeys(List<IntrospectedColumn> columns, boolean bracket) {
return generateCommColumns(columns, null, bracket, 1);
}
......@@ -177,7 +177,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static Element generateKeysSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
public static XmlElement generateKeysSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
return generateCommColumnsSelective(columns, prefix, bracket, 1);
}
......@@ -186,7 +186,7 @@ public class XmlElementGeneratorTools {
* @param columns
* @return
*/
public static List<Element> generateValues(List<IntrospectedColumn> columns) {
public static List<TextElement> generateValues(List<IntrospectedColumn> columns) {
return generateValues(columns, null);
}
......@@ -196,7 +196,7 @@ public class XmlElementGeneratorTools {
* @param prefix
* @return
*/
public static List<Element> generateValues(List<IntrospectedColumn> columns, String prefix) {
public static List<TextElement> generateValues(List<IntrospectedColumn> columns, String prefix) {
return generateValues(columns, prefix, true);
}
......@@ -207,7 +207,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static List<Element> generateValues(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
public static List<TextElement> generateValues(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
return generateCommColumns(columns, prefix, bracket, 2);
}
......@@ -237,7 +237,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static Element generateValuesSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
public static XmlElement generateValuesSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
return generateCommColumnsSelective(columns, prefix, bracket, 2);
}
......@@ -246,7 +246,7 @@ public class XmlElementGeneratorTools {
* @param columns
* @return
*/
public static List<Element> generateSets(List<IntrospectedColumn> columns) {
public static List<TextElement> generateSets(List<IntrospectedColumn> columns) {
return generateSets(columns, null, false);
}
......@@ -256,7 +256,7 @@ public class XmlElementGeneratorTools {
* @param prefix
* @return
*/
public static List<Element> generateSets(List<IntrospectedColumn> columns, String prefix) {
public static List<TextElement> generateSets(List<IntrospectedColumn> columns, String prefix) {
return generateSets(columns, prefix, false);
}
......@@ -267,7 +267,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static List<Element> generateSets(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
public static List<TextElement> generateSets(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
return generateCommColumns(columns, prefix, bracket, 3);
}
......@@ -276,7 +276,7 @@ public class XmlElementGeneratorTools {
* @param columns
* @return
*/
public static Element generateSetsSelective(List<IntrospectedColumn> columns) {
public static XmlElement generateSetsSelective(List<IntrospectedColumn> columns) {
return generateSetsSelective(columns, null, false);
}
......@@ -286,7 +286,7 @@ public class XmlElementGeneratorTools {
* @param prefix
* @return
*/
public static Element generateSetsSelective(List<IntrospectedColumn> columns, String prefix) {
public static XmlElement generateSetsSelective(List<IntrospectedColumn> columns, String prefix) {
return generateSetsSelective(columns, prefix, false);
}
......@@ -297,7 +297,7 @@ public class XmlElementGeneratorTools {
* @param bracket
* @return
*/
public static Element generateSetsSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
public static XmlElement generateSetsSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket) {
return generateCommColumnsSelective(columns, prefix, bracket, 3);
}
......@@ -309,8 +309,8 @@ public class XmlElementGeneratorTools {
* @param type 1:key,2:value,3:set
* @return
*/
private static List<Element> generateCommColumns(List<IntrospectedColumn> columns, String prefix, boolean bracket, int type) {
List<Element> list = new ArrayList<>();
private static List<TextElement> generateCommColumns(List<IntrospectedColumn> columns, String prefix, boolean bracket, int type) {
List<TextElement> list = new ArrayList<>();
StringBuilder sb = new StringBuilder(bracket ? "(" : "");
Iterator<IntrospectedColumn> columnIterator = columns.iterator();
while (columnIterator.hasNext()) {
......@@ -361,7 +361,7 @@ public class XmlElementGeneratorTools {
* @param type 1:key,2:value,3:set
* @return
*/
private static Element generateCommColumnsSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket, int type) {
private static XmlElement generateCommColumnsSelective(List<IntrospectedColumn> columns, String prefix, boolean bracket, int type) {
XmlElement eleTrim = new XmlElement("trim");
if (bracket) {
eleTrim.addAttribute(new Attribute("prefix", "("));
......
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