/*
* 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.codegen.mybatis3.xmlmapper.elements;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.OutputUtilities;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.xml.Attribute;
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.GeneratedKey;
/**
*
* @author Jeff Butler
*
*/
public class InsertElementGenerator extends AbstractXmlElementGenerator {
private boolean isSimple;
public InsertElementGenerator(boolean isSimple) {
super();
this.isSimple = isSimple;
}
@Override
public void addElements(XmlElement parentElement) {
XmlElement answer = new XmlElement("insert"); //$NON-NLS-1$
answer.addAttribute(new Attribute(
"id", introspectedTable.getInsertStatementId())); //$NON-NLS-1$
FullyQualifiedJavaType parameterType;
if (isSimple) {
parameterType = new FullyQualifiedJavaType(
introspectedTable.getBaseRecordType());
} else {
parameterType = introspectedTable.getRules()
.calculateAllFieldsClass();
}
answer.addAttribute(new Attribute("parameterType", //$NON-NLS-1$
parameterType.getFullyQualifiedName()));
context.getCommentGenerator().addComment(answer);
GeneratedKey gk = introspectedTable.getGeneratedKey();
if (gk != null) {
IntrospectedColumn introspectedColumn = introspectedTable
.getColumn(gk.getColumn());
// if the column is null, then it's a configuration error. The
// warning has already been reported
if (introspectedColumn != null) {
if (gk.isJdbcStandard()) {
answer.addAttribute(new Attribute(
"useGeneratedKeys", "true")); //$NON-NLS-1$ //$NON-NLS-2$
answer.addAttribute(new Attribute(
"keyProperty", introspectedColumn.getJavaProperty())); //$NON-NLS-1$
} else {
answer.addElement(getSelectKey(introspectedColumn, gk));
}
}
}
StringBuilder insertClause = new StringBuilder();
StringBuilder valuesClause = new StringBuilder();
insertClause.append("insert into "); //$NON-NLS-1$
insertClause.append(introspectedTable
.getFullyQualifiedTableNameAtRuntime());
insertClause.append(" ("); //$NON-NLS-1$
valuesClause.append("values ("); //$NON-NLS-1$
List<String> valuesClauses = new ArrayList<String>();
Iterator<IntrospectedColumn> iter = introspectedTable.getAllColumns()
.iterator();
while (iter.hasNext()) {
IntrospectedColumn introspectedColumn = iter.next();
if (introspectedColumn.isIdentity()) {
// cannot set values on identity fields
continue;
}
insertClause.append(MyBatis3FormattingUtilities
.getEscapedColumnName(introspectedColumn));
valuesClause.append(MyBatis3FormattingUtilities
.getParameterClause(introspectedColumn));
if (iter.hasNext()) {
insertClause.append(", "); //$NON-NLS-1$
valuesClause.append(", "); //$NON-NLS-1$
}
if (valuesClause.length() > 80) {
answer.addElement(new TextElement(insertClause.toString()));
insertClause.setLength(0);
OutputUtilities.xmlIndent(insertClause, 1);
valuesClauses.add(valuesClause.toString());
valuesClause.setLength(0);
OutputUtilities.xmlIndent(valuesClause, 1);
}
}
insertClause.append(')');
answer.addElement(new TextElement(insertClause.toString()));
valuesClause.append(')');
valuesClauses.add(valuesClause.toString());
for (String clause : valuesClauses) {
answer.addElement(new TextElement(clause));
}
if (context.getPlugins().sqlMapInsertElementGenerated(answer,
introspectedTable)) {
parentElement.addElement(answer);
}
}
}