franta-hg@104: /**
franta-hg@104: * SQL-DK
franta-hg@104: * Copyright © 2013 František Kučera (frantovo.cz)
franta-hg@104: *
franta-hg@104: * This program is free software: you can redistribute it and/or modify
franta-hg@104: * it under the terms of the GNU General Public License as published by
franta-hg@104: * the Free Software Foundation, either version 3 of the License, or
franta-hg@104: * (at your option) any later version.
franta-hg@104: *
franta-hg@104: * This program is distributed in the hope that it will be useful,
franta-hg@104: * but WITHOUT ANY WARRANTY; without even the implied warranty of
franta-hg@104: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
franta-hg@104: * GNU General Public License for more details.
franta-hg@104: *
franta-hg@104: * You should have received a copy of the GNU General Public License
franta-hg@104: * along with this program. If not, see .
franta-hg@104: */
franta-hg@104: package info.globalcode.sql.dk.configuration;
franta-hg@104:
franta-hg@104: import java.util.ArrayList;
franta-hg@104: import javax.xml.bind.annotation.XmlTransient;
franta-hg@104: import static info.globalcode.sql.dk.Functions.findByName;
franta-hg@105: import java.util.Collections;
franta-hg@104:
franta-hg@104: /**
franta-hg@191: *
franta-hg@191: * List of configurables.
franta-hg@104: *
franta-hg@191: *
franta-hg@191: * Can be backed by defaults – if value for given name is nof found in this instance, we will
franta-hg@155: * look into defaults. Methods also accept defaultValue parameter – is used if property is nof found
franta-hg@155: * even in default properties.
franta-hg@104: *
franta-hg@191: *
franta-hg@191: * Typical use:
franta-hg@104: *
franta-hg@104: * - this instance – ad-hoc properties from CLI options
franta-hg@104: * - default properties – from config file
franta-hg@104: * - defaultValue – hardcoded default
franta-hg@104: *
franta-hg@104: *
franta-hg@104: * @author Ing. František Kučera (frantovo.cz)
franta-hg@104: */
franta-hg@105: public class Properties extends ArrayList implements Cloneable {
franta-hg@104:
franta-hg@104: private Properties defaults;
franta-hg@104:
franta-hg@105: public Properties() {
franta-hg@105: }
franta-hg@105:
franta-hg@105: public Properties(int initialCapacity) {
franta-hg@105: super(initialCapacity);
franta-hg@105: }
franta-hg@105:
franta-hg@104: @XmlTransient
franta-hg@104: public Properties getDefaults() {
franta-hg@104: return defaults;
franta-hg@104: }
franta-hg@104:
franta-hg@104: public void setDefaults(Properties defaults) {
franta-hg@104: this.defaults = defaults;
franta-hg@104: }
franta-hg@104:
franta-hg@133: /**
franta-hg@133: * @param defaults the last/deepest defaults
franta-hg@133: */
franta-hg@133: public void setLastDefaults(Properties defaults) {
franta-hg@133: if (this.defaults == null) {
franta-hg@133: this.defaults = defaults;
franta-hg@133: } else {
franta-hg@133: this.defaults.setLastDefaults(defaults);
franta-hg@133: }
franta-hg@133: }
franta-hg@133:
franta-hg@104: private Property findProperty(String name) {
franta-hg@104: Property p = findByName(this, name);
franta-hg@133: if (p == null && defaults != null) {
franta-hg@133: p = defaults.findProperty(name);
franta-hg@104: }
franta-hg@104: return p;
franta-hg@104: }
franta-hg@104:
franta-hg@104: public String getString(String name, String defaultValue) {
franta-hg@104: Property p = findProperty(name);
franta-hg@104: return p == null ? defaultValue : p.getValue();
franta-hg@104: }
franta-hg@104:
franta-hg@104: public boolean getBoolean(String name, boolean defaultValue) {
franta-hg@104: Property p = findProperty(name);
franta-hg@104: return p == null ? defaultValue : Boolean.valueOf(p.getValue());
franta-hg@104: }
franta-hg@104:
franta-hg@104: public int getInteger(String name, int defaultValue) {
franta-hg@104: Property p = findProperty(name);
franta-hg@104: return p == null ? defaultValue : Integer.valueOf(p.getValue());
franta-hg@104: }
franta-hg@105:
franta-hg@108: public boolean hasProperty(String name) {
franta-hg@108: return findByName(this, name) != null;
franta-hg@108: }
franta-hg@108:
franta-hg@105: @Override
franta-hg@105: public Properties clone() {
franta-hg@105: Properties clone = new Properties(size());
franta-hg@105: Collections.copy(clone, this);
franta-hg@105: return clone;
franta-hg@105: }
franta-hg@106:
franta-hg@106: /**
franta-hg@106: * @return merged this and backing defaults as Java Properties
franta-hg@106: */
franta-hg@106: public java.util.Properties getJavaProperties() {
franta-hg@106: java.util.Properties javaProperties = new java.util.Properties();
franta-hg@106: duplicateTo(javaProperties);
franta-hg@106: return javaProperties;
franta-hg@106: }
franta-hg@106:
franta-hg@106: private void duplicateTo(java.util.Properties javaProperties) {
franta-hg@107: if (defaults != null) {
franta-hg@107: defaults.duplicateTo(javaProperties);
franta-hg@107: }
franta-hg@106: for (Property p : this) {
franta-hg@191: String value = p.getValue();
franta-hg@191: if (value != null) {
franta-hg@191: javaProperties.setProperty(p.getName(), value);
franta-hg@191: }
franta-hg@106: }
franta-hg@106: }
franta-hg@104: }