io.fabric8.FileHelper Maven / Gradle / Ivy
/**
* Copyright 2005-2015 Red Hat, Inc.
*
* Red Hat 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 io.fabric8;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
public class FileHelper {
/**
* Loads the entire stream into memory as a String and returns it.
*
* Notice: This implementation appends a \n as line
* terminator at the of the text.
*
* Warning, don't use for crazy big streams :)
*/
public static String loadText(InputStream in) throws IOException {
StringBuilder builder = new StringBuilder();
InputStreamReader isr = new InputStreamReader(in);
try {
BufferedReader reader = new LineNumberReader(isr);
while (true) {
String line = reader.readLine();
if (line != null) {
builder.append(line);
builder.append("\n");
} else {
break;
}
}
return builder.toString();
} finally {
isr.close();
in.close();
}
}
}