/*
* Copyright 2009 The Apache Software Foundation
*
* 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 org.mybatis.generator.plugins;
import java.util.List;
import org.mybatis.generator.api.PluginAdapter;
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.java.InnerClass;
import org.mybatis.generator.api.dom.java.JavaVisibility;
import org.mybatis.generator.api.dom.java.Method;
import org.mybatis.generator.api.dom.java.Parameter;
import org.mybatis.generator.api.dom.java.TopLevelClass;
import org.mybatis.generator.codegen.ibatis2.Ibatis2FormattingUtilities;
/**
* This plugin demonstrates adding methods to the example class to enable
* case-insensitive LIKE searches. It shows hows to construct new methods and
* add them to an existing class.
*
* This plugin only adds methods for String fields mapped to a JDBC character
* type (CHAR, VARCHAR, etc.)
*
* @author Jeff Butler
*
*/
public class CaseInsensitiveLikePlugin extends PluginAdapter {
/**
*
*/
public CaseInsensitiveLikePlugin() {
super();
}
public boolean validate(List<String> warnings) {
return true;
}
@Override
public boolean modelExampleClassGenerated(TopLevelClass topLevelClass, IntrospectedTable introspectedTable) {
InnerClass criteria = null;
// first, find the Criteria inner class
for (InnerClass innerClass : topLevelClass.getInnerClasses()) {
if ("Criteria".equals(innerClass.getType().getShortName())) { //$NON-NLS-1$
criteria = innerClass;
break;
}
}
if (criteria == null) {
// can't find the inner class for some reason, bail out.
return true;
}
for (IntrospectedColumn introspectedColumn : introspectedTable.getNonBLOBColumns()) {
if (!introspectedColumn.isJdbcCharacterColumn() || !introspectedColumn.isStringColumn()) {
continue;
}
Method method = new Method();
method.setVisibility(JavaVisibility.PUBLIC);
method.addParameter(new Parameter(introspectedColumn.getFullyQualifiedJavaType(), "value")); //$NON-NLS-1$
StringBuilder sb = new StringBuilder();
sb.append(introspectedColumn.getJavaProperty());
sb.setCharAt(0, Character.toUpperCase(sb.charAt(0)));
sb.insert(0, "and"); //$NON-NLS-1$
sb.append("LikeInsensitive"); //$NON-NLS-1$
method.setName(sb.toString());
method.setReturnType(FullyQualifiedJavaType.getCriteriaInstance());
sb.setLength(0);
sb.append("addCriterion(\"upper("); //$NON-NLS-1$
sb.append(Ibatis2FormattingUtilities.getAliasedActualColumnName(introspectedColumn));
sb.append(") like\", value.toUpperCase(), \""); //$NON-NLS-1$
sb.append(introspectedColumn.getJavaProperty());
sb.append("\");"); //$NON-NLS-1$
method.addBodyLine(sb.toString());
method.addBodyLine("return this;"); //$NON-NLS-1$
criteria.addMethod(method);
}
return true;
}
}