Return a string representation of the given native two-dimensional long array.

     

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;


/* Copyright (c) 2008 Google Inc.
 *
 * Licensed 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 com.google.gdata.util.common.base;


/**
 * Some common string manipulation utilities.
 */
public class Util{
    /**
     * @return a string representation of the given native array.
     */
    public static String toString(long[][] iArray) {
      if (iArray == null) return "NULL";

      StringBuilder buffer = new StringBuilder();
      buffer.append("[");
      for (int i = 0; i < iArray.length; i ++) {
        buffer.append("[");
        for (int j = 0; j < iArray[i].length; j ++) {
          buffer.append(iArray[i][j]);
          if (j != (iArray[i].length - 1)) {
            buffer.append(", ");
          }
        }
        buffer.append("]");
        if (i != iArray.length-1) {
          buffer.append(" ");
        }
      }
      buffer.append("]");
      return buffer.toString();
    }

}

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Return a string representation of the given native two-dimensional long array. : Array Convert « Collections Data Structure « Java

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