fr.opensagres.xdocreport.xhtml.extension.AbstractContentBuffer Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of fr.opensagres.xdocreport.itext.extension Show documentation
The newest version!
/**
 * Copyright (C) 2011 Angelo Zerr  and Pascal Leclercq 
 *
 * All rights reserved.
 *
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 *
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package fr.opensagres.xdocreport.xhtml.extension;

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

public abstract class AbstractContentBuffer {

	protected final int indent;

	public AbstractContentBuffer(final int indent) {
		this.indent = indent;
	}

	public void setText(String content) {
		getCurrentBuffer().append(content);
	}

	protected void doIndentIfNeeded(StringBuilder buffer, int index) {
		if (indent > 0) {
			buffer.append("\n");
			for (int i = 0; i < index; i++) {
				for (int j = 0; j < indent; j++) {
					buffer.append(' ');
				}
			}
		}
	}

	protected void doIndentIfNeeded(OutputStream out, int index) throws IOException {
		if (indent > 0) {
			out.write('\n');
			for (int i = 0; i < index; i++) {
				for (int j = 0; j < indent; j++) {
					out.write(' ');
				}
			}
		}
	}
	
	protected void doIndentIfNeeded(Writer writer, int index) throws IOException {
		if (indent > 0) {
			writer.write('\n');
			for (int i = 0; i < index; i++) {
				for (int j = 0; j < indent; j++) {
					writer.write(' ');
				}
			}
		}
	}
	protected abstract StringBuilder getCurrentBuffer();
}