mirror of https://github.com/apache/ant-ivy
78 lines
2.4 KiB
Java
78 lines
2.4 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package org.apache.ivy.util;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.util.Properties;
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/**
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* A simple Properties extension easing the loading and saving of data
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*/
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public class PropertiesFile extends Properties {
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private File file;
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private String header;
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public PropertiesFile(File file, String header) {
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this.file = file;
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this.header = header;
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if (file.exists()) {
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FileInputStream fis = null;
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try {
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fis = new FileInputStream(file);
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load(fis);
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} catch (Exception ex) {
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Message.warn("exception occurred while reading properties file " + file + ": "
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+ ex.getMessage());
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}
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try {
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if (fis != null) {
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fis.close();
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}
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} catch (IOException e) {
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// ignored
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}
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}
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}
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public void save() {
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FileOutputStream fos = null;
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try {
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if (file.getParentFile() != null && !file.getParentFile().exists()) {
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file.getParentFile().mkdirs();
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}
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fos = new FileOutputStream(file);
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store(fos, header);
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} catch (Exception ex) {
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Message.warn("exception occurred while writing properties file " + file + ": "
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+ ex.getMessage());
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}
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try {
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if (fos != null) {
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fos.close();
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}
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} catch (IOException e) {
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// ignored
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}
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}
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}
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