/**
* personium.io
* Copyright 2014 FUJITSU LIMITED
*
* 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.fujitsu.dc.engine.utils;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
/**
* ユーティリティクラス.
*/
public final class DcUtils {
/**
* コンストラクタ.
*/
private DcUtils() {
}
/**
* ローカルファイルを読み込む.
* @param path 読み込み先のファイルパス
* @return 読み込まれた文字列
* @throws IOException IO例外
*/
public static String readFile(final String path) throws IOException {
StringBuffer js = new StringBuffer();
BufferedReader reader = null;
FileInputStream fis = null;
InputStreamReader isr = null;
try {
fis = new FileInputStream(path);
isr = new InputStreamReader(fis, "UTF-8");
reader = new BufferedReader(isr);
int chr;
while ((chr = reader.read()) != -1) {
js.append((char) chr);
}
return js.toString();
} finally {
try {
if (fis != null) {
fis.close();
}
if (isr != null) {
isr.close();
}
if (reader != null) {
reader.close();
}
} finally {
try {
if (isr != null) {
isr.close();
}
if (reader != null) {
reader.close();
}
} finally {
if (reader != null) {
reader.close();
}
}
}
}
}
}