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/*
 * This file is part of Log4Jdbc.
 *
 * Log4Jdbc is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Log4Jdbc 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Log4Jdbc.  If not, see .
 *
 */
package fr.ms.lang.stringmaker.impl;

import fr.ms.lang.delegate.StringMakerFactory;

/**
 *
 * @see Marco4J
 *
 *
 * @author Marco Semiao
 *
 */
public class StringBufferImpl implements StringMaker {

	private final static StringMakerFactory factory = new Factory();

	private final StringBuffer delegate;

	public StringBufferImpl() {
		delegate = new StringBuffer();
	}

	public StringBufferImpl(final int capacity) {
		delegate = new StringBuffer(capacity);
	}

	public StringBufferImpl(final String str) {
		delegate = new StringBuffer(str);
	}

	public StringMaker append(final Object obj) {
		delegate.append(obj);
		return this;
	}

	public StringMaker append(final String str) {
		delegate.append(str);
		return this;
	}

	public StringMaker append(final StringBuffer sb) {
		delegate.append(sb);
		return this;
	}

	public StringMaker append(final char[] str) {
		delegate.append(str);
		return this;
	}

	public StringMaker append(final char[] str, final int offset, final int len) {
		delegate.append(str, offset, len);
		return this;
	}

	public StringMaker append(final boolean b) {
		delegate.append(b);
		return this;
	}

	public StringMaker append(final char c) {
		delegate.append(c);
		return this;
	}

	public StringMaker append(final int i) {
		delegate.append(i);
		return this;
	}

	public StringMaker append(final long l) {
		delegate.append(l);
		return this;
	}

	public StringMaker append(final float f) {
		delegate.append(f);
		return this;
	}

	public StringMaker append(final double d) {
		delegate.append(d);
		return this;
	}

	public StringMaker replace(final int start, final int end, final String str) {
		delegate.replace(start, end, str);
		return this;
	}

	public String substring(final int start, final int end) {
		return delegate.substring(start, end);
	}

	public StringMaker delete(final int start, final int end) {
		delegate.delete(start, end);
		return this;
	}

	public int length() {
		return delegate.length();
	}

	public String toString() {
		return delegate.toString();
	}

	public static StringMakerFactory getStringMakerFactory() {
		return factory;
	}

	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((delegate == null) ? 0 : delegate.hashCode());
		return result;
	}

	public boolean equals(final Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		final StringBufferImpl other = (StringBufferImpl) obj;
		if (delegate == null) {
			if (other.delegate != null) {
				return false;
			}
		} else if (!delegate.equals(other.delegate)) {
			return false;
		}
		return true;
	}

	private final static class Factory implements StringMakerFactory {

		public StringMaker newString() {
			return new StringBufferImpl();
		}

		public StringMaker newString(final int capacity) {
			return new StringBufferImpl(capacity);
		}

		public StringMaker newString(final String str) {
			return new StringBufferImpl(str);
		}
	}
}