ifthenelse.java

一个java写的business process management系统

/*
 * Copyright (c) 2003, Alexander Greif
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Flow4J-Eclipse project nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

package net.orthanc.flow4j.model.codegen.javasrc.structure;

import java.io.IOException;
import java.io.Writer;

import net.orthanc.flow4j.model.codegen.structure.ISrcStructure;

/**
 * Class IfThenElse TODO
 * @author agreif
 * 
 */
public class IfThenElse implements ISrcStructure {

	private String booleanStatement = "";
	private CodeBlock trueBlock = new CodeBlock();
	private CodeBlock falseBlock = new CodeBlock();

	/**
	 * Adds a code fragment to the "true" block
	 * @param fragment
	 */
	public void addTrueFragment(ISrcStructure fragment) {
		trueBlock.addFragment(fragment);
	}

	/**
	 * Adds a code fragment to the "false" block
	 * @param fragment
	 */
	public void addFalseFragment(ISrcStructure fragment) {
		falseBlock.addFragment(fragment);
	}


	/**
	 * Sets the boolean statement of this if statement
	 * @param string the if statement
	 */
	public void setBooleanStatement(String string) {
		booleanStatement = string;
	}


	/**
	 * Serializes the if then else block to the given writer
	 * @see net.orthanc.flow4j.model.codegen.javasrc.structure.ISrcStructure#serialize(java.io.BufferedWriter)
	 */
	public void serialize(Writer writer) throws IOException {
		writer.write("if (" + booleanStatement + ")");
		trueBlock.serialize(writer);
		writer.write(" else ");
		falseBlock.serialize(writer);
	}

	/**
	 * Returns the "false" blockof the statement
	 * @return the "false" blockof the statement
	 */
	public CodeBlock getFalseBlock() {
		return falseBlock;
	}

	/**
	 * Returns the "true" blockof the statement
	 * @return the "true" blockof the statement
	 */
	public CodeBlock getTrueBlock() {
		return trueBlock;
	}

}