/*
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* Copyright 2011 gitblit.com.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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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package com.gitblit;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Properties;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* Reads GitBlit settings file.
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*
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*/
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public class FileSettings implements IStoredSettings {
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private Properties properties = new Properties();
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private long lastread = 0;
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private final Logger logger = LoggerFactory.getLogger(FileSettings.class);
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@Override
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public List<String> getAllKeys(String startingWith) {
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startingWith = startingWith.toLowerCase();
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List<String> keys = new ArrayList<String>();
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Properties props = read();
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for (Object o : props.keySet()) {
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String key = o.toString().toLowerCase();
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if (key.startsWith(startingWith)) {
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keys.add(key);
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}
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}
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return keys;
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}
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@Override
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public boolean getBoolean(String name, boolean defaultValue) {
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Properties props = read();
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if (props.containsKey(name)) {
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try {
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String value = props.getProperty(name);
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if (value != null && value.trim().length() > 0) {
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return Boolean.parseBoolean(value);
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}
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} catch (Exception e) {
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logger.warn("No override setting for " + name + " using default of " + defaultValue);
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}
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}
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return defaultValue;
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}
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@Override
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public int getInteger(String name, int defaultValue) {
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Properties props = read();
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if (props.containsKey(name)) {
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try {
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String value = props.getProperty(name);
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if (value != null && value.trim().length() > 0) {
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return Integer.parseInt(value);
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}
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} catch (Exception e) {
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logger.warn("No override setting for " + name + " using default of " + defaultValue);
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}
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}
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return defaultValue;
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}
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@Override
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public String getString(String name, String defaultValue) {
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Properties props = read();
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if (props.containsKey(name)) {
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try {
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String value = props.getProperty(name);
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if (value != null) {
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return value;
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}
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} catch (Exception e) {
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logger.warn("No override setting for " + name + " using default of " + defaultValue);
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}
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}
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return defaultValue;
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}
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@Override
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public List<String> getStrings(String name) {
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return getStrings(name, " ");
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}
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@Override
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public List<String> getStringsFromValue(String value) {
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return getStringsFromValue(value, " ");
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}
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@Override
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public List<String> getStrings(String name, String separator) {
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List<String> strings = new ArrayList<String>();
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Properties props = read();
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if (props.containsKey(name)) {
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String value = props.getProperty(name);
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strings = getStringsFromValue(value, separator);
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}
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return strings;
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}
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@Override
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public List<String> getStringsFromValue(String value, String separator) {
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List<String> strings = new ArrayList<String>();
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try {
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String[] chunks = value.split(separator);
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for (String chunk : chunks) {
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chunk = chunk.trim();
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if (chunk.length() > 0) {
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strings.add(chunk);
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}
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}
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} catch (Exception e) {
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}
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return strings;
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}
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private synchronized Properties read() {
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File file = new File(Constants.PROPERTIES_FILE);
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if (file.exists() && (file.lastModified() > lastread)) {
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try {
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properties = new Properties();
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properties.load(new FileInputStream(Constants.PROPERTIES_FILE));
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lastread = file.lastModified();
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} catch (FileNotFoundException f) {
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} catch (Throwable t) {
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t.printStackTrace();
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}
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}
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return properties;
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}
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@Override
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public String toString() {
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return new File(Constants.PROPERTIES_FILE).getAbsolutePath();
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}
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}
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