gistfile1.java

			final String json = gson.toJson(o);
			final StringBuilder pretty = new StringBuilder();
			String indent = "";
			char p = '\b';
			boolean in = false;
			for (final char c : json.toCharArray()) {
				if (c == '"') {
					in = !in;
				}

				if (in) {
					pretty.append(c);
				} else if (!Character.isWhitespace(c)) {
					if (c == '{') {
						if (p != ',' && pretty.length() > 0) {
							pretty.append('\n').append(indent);
						}
						indent += "  ";
						pretty.append(c).append('\n').append(indent);
					} else if (c == '}') {
						if (indent.length() > 0) {
							indent = indent.substring(2);
						}
						pretty.append("\n").append(indent).append(c);
					} else if (c == ',') {
						pretty.append(c).append('\n').append(indent);
					} else if (c == ':') {
						pretty.append(" : ");
					} else {
						pretty.append(c);
					}
				}
				p = c;
			}
			return pretty.toString();