Load a text file contents as a String in Java

Description

The following code shows how to load a text file contents as a String.

Example


//from  w w w. j  a va  2s .  c o  m
/*
 * 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.
 */
import java.io.File;
import java.io.FileReader;
import java.io.IOException;



public class Main {



  /**
   * Load a text file contents as a <code>String<code>.
   * This method does not perform enconding conversions
   *
   * @param file The input file
   * @return The file contents as a <code>String</code>
   * @exception IOException IO Error
   */
  public static String deserializeString(File file)
  throws IOException {
      int len;
      char[] chr = new char[4096];
      final StringBuffer buffer = new StringBuffer();
      final FileReader reader = new FileReader(file);
      try {
          while ((len = reader.read(chr)) > 0) {
              buffer.append(chr, 0, len);
          }
      } finally {
          reader.close();
      }
      return buffer.toString();
  }

}




















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