CodeFilePartBody.java

/*
 * Rapid Beans Framework, SDK, Ant Tasks: CodeFilePartBody.java
 * 
 * Copyright (C) 2009 Martin Bluemel
 * 
 * Creation Date: 10/29/2005
 * 
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 3 of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 * You should have received a copies of the GNU Lesser General Public License and the
 * GNU General Public License along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

package org.rapidbeans.ant;

import org.apache.tools.ant.BuildException;

/**
 * code body.
 * 
 * @author Martin Bluemel
 */
public final class CodeFilePartBody extends CodeFilePart {

	/**
	 * the signature.
	 */
	private String signature = null;

	/**
	 * @return the signature
	 */
	public String getSignature() {
		return this.signature;
	}

	/**
	 * @param s
	 *            new signature
	 */
	public void setSignature(final String s) {
		this.signature = s;
	}

	/**
	 * the begin comment.
	 */
	private String beginComment = null;

	/**
	 * the begin comment's signature.
	 */
	private String beginCommentSignature = null;

	/**
	 * the body's content.
	 */
	private StringBuffer lines = null;

	/**
	 * the begin comment.
	 */
	private String endComment = null;

	/**
	 * @param s
	 *            begin comment
	 */
	public void setBeginComment(final String s) {
		this.beginComment = s;
	}

	/**
	 * @param s
	 *            begin comment, second line with signature
	 */
	public void setBeginCommentSignature(final String s) {
		this.beginCommentSignature = s;
	}

	/**
	 * @param s
	 *            end comment
	 */
	public void setEndComment(final String s) {
		this.endComment = s;
	}

	/**
	 * merged flag.
	 */
	private boolean merged = false;

	/**
	 * getter.
	 * 
	 * @return if the body already is merged
	 */
	public boolean getMerged() {
		return this.merged;
	}

	/**
	 * setter.
	 * 
	 * @param b
	 *            if the body already is merged
	 */
	public void setMerged(final boolean b) {
		this.merged = b;
	}

	/**
	 * constructor.
	 * 
	 * @param arg
	 *            the first comment line
	 */
	public CodeFilePartBody(final String arg) {
		if (arg == null) {
			throw new BuildException("Null signature is not allowed");
		}
		this.beginComment = arg;
		this.lines = new StringBuffer();
	}

	/**
	 * @return if the content is just whitespace chars or not
	 */
	public boolean isEmpty() {
		boolean isEmpty = true;
		int length = this.lines.length();
		char c;
		for (int i = 0; i < length; i++) {
			c = this.lines.charAt(i);
			if (c != ' ' && c != '\n' && c != '\t') {
				isEmpty = false;
				break;
			}
		}
		return isEmpty;
	}

	/**
	 * @param line
	 *            the new line to append.
	 */
	public void appendLine(final String line) {
		this.lines.append(line);
		this.lines.append(PlatformHelper.getLineFeed());
	}

	/**
	 * @return text as String.
	 */
	public String getText() {
		return this.beginComment + PlatformHelper.getLineFeed() + this.beginCommentSignature
				+ PlatformHelper.getLineFeed() + this.lines.toString() + this.endComment + PlatformHelper.getLineFeed();
	}
}