net.sf.fast.ibatis.build.dao.DAOCustomBuilder.java Source code

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Here is the source code for net.sf.fast.ibatis.build.dao.DAOCustomBuilder.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 net.sf.fast.ibatis.build.dao;

import net.sf.fast.ibatis.build.AbstractCodeBuilder;
import net.sf.fast.ibatis.model.FastIbatisConfig;
import net.sf.fast.ibatis.util.Utils;

import org.eclipse.jdt.core.dom.AST;
import org.eclipse.jdt.core.dom.Block;
import org.eclipse.jdt.core.dom.CastExpression;
import org.eclipse.jdt.core.dom.MethodInvocation;
import org.eclipse.jdt.core.dom.ReturnStatement;
import org.eclipse.jdt.core.dom.StringLiteral;

/**
 * <p>
 * generate the dao class with user customized parameter type
 * and return type.
 * </p>
 * @author trami
 * @version 1.0
 */
public class DAOCustomBuilder extends AbstractCodeBuilder {
    /**
     * <p>
     * create the code block with user specified return type.
     * </p>
     * @param ast the ast tree.
     *         fc the configuration.
     */
    @SuppressWarnings("unchecked")
    public Block createBlock(AST ast, FastIbatisConfig fc) {
        Block block = ast.newBlock();
        MethodInvocation methodInvocation = ast.newMethodInvocation();
        MethodInvocation m1 = ast.newMethodInvocation();
        m1.setName(ast.newSimpleName("getSqlMapClientTemplate"));
        methodInvocation.setExpression(m1);
        methodInvocation.setName(ast.newSimpleName("queryForObject"));
        ast.newSimpleName("param");
        StringLiteral literal = ast.newStringLiteral();
        literal.setLiteralValue(Utils.stripFileExtension(fc.getXmlFileName()) + "." + fc.getMethodName());
        methodInvocation.arguments().add(literal);
        methodInvocation.arguments().add(ast.newSimpleName("param"));
        ReturnStatement rs = ast.newReturnStatement();
        CastExpression ce = ast.newCastExpression();
        ce.setExpression(methodInvocation);
        ce.setType(ast.newSimpleType(ast.newSimpleName(fc.getReturnType())));
        rs.setExpression(ce);
        block.statements().add(rs);
        return block;
    }

    /**
     * <p>
     * Now we can generate 2 Categories
     * </p>
     * @return 1 = Service Category.
     *         2 = DAO Category.
     */
    public int getGenerateCategory() {
        return 2;
    }
}