foundations/foundation-common/src/main/java/org/apache/servicecomb/foundation/common/utils/StringBuilderUtils.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.servicecomb.foundation.common.utils;

public final class StringBuilderUtils {
  private StringBuilderUtils() {
  }

  public static void appendLine(StringBuilder sb, String fmt, Object... args) {
    sb.append(String.format(fmt, args)).append("\n");
  }

  public static StringBuilder deleteLast(StringBuilder sb, int count) {
    int min = Math.min(sb.length(), count);
    sb.setLength(sb.length() - min);
    return sb;
  }
}