org.keycloak.Config Maven / Gradle / Ivy
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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 org.keycloak;
import java.util.Set;
/**
* @author Stian Thorgersen
*/
public class Config {
private static ConfigProvider configProvider = new SystemPropertiesConfigProvider();
public static void init(ConfigProvider configProvider) {
Config.configProvider = configProvider;
}
public static String getAdminRealm() {
return configProvider.scope("admin").get("realm", "master");
}
public static String getProvider(String spi) {
String provider = configProvider.getProvider(spi);
if (provider == null || provider.trim().equals("")) {
return null;
} else {
return provider;
}
}
public static Scope scope(String... scope) {
return configProvider.scope(scope);
}
public static interface ConfigProvider {
String getProvider(String spi);
Scope scope(String... scope);
}
public static class SystemPropertiesConfigProvider implements ConfigProvider {
@Override
public String getProvider(String spi) {
return System.getProperties().getProperty("keycloak." + spi + ".provider");
}
@Override
public Scope scope(String... scope) {
StringBuilder sb = new StringBuilder();
sb.append("keycloak.");
for (String s : scope) {
sb.append(s);
sb.append(".");
}
return new SystemPropertiesScope(sb.toString());
}
}
public static class SystemPropertiesScope implements Scope {
protected String prefix;
public SystemPropertiesScope(String prefix) {
this.prefix = prefix;
}
@Override
public String get(String key) {
return get(key, null);
}
@Override
public String get(String key, String defaultValue) {
String v = System.getProperty(prefix + key, defaultValue);
return v != null && !v.isEmpty() ? v : null;
}
@Override
public String[] getArray(String key) {
String value = get(key);
if (value != null) {
String[] a = value.split(",");
for (int i = 0; i < a.length; i++) {
a[i] = a[i].trim();
}
return a;
} else {
return null;
}
}
@Override
public Integer getInt(String key) {
return getInt(key, null);
}
@Override
public Integer getInt(String key, Integer defaultValue) {
String v = get(key, null);
return v != null ? Integer.valueOf(v) : defaultValue;
}
@Override
public Long getLong(String key) {
return getLong(key, null);
}
@Override
public Long getLong(String key, Long defaultValue) {
String v = get(key, null);
return v != null ? Long.valueOf(v) : defaultValue;
}
@Override
public Boolean getBoolean(String key) {
return getBoolean(key, null);
}
@Override
public Boolean getBoolean(String key, Boolean defaultValue) {
String v = get(key, null);
if (v != null) {
return Boolean.valueOf(v);
} else {
return defaultValue;
}
}
@Override
public Scope scope(String... scope) {
StringBuilder sb = new StringBuilder();
sb.append(prefix + ".");
for (String s : scope) {
sb.append(s);
sb.append(".");
}
return new SystemPropertiesScope(sb.toString());
}
@Override
public Set getPropertyNames() {
throw new UnsupportedOperationException("Not implemented");
}
}
/**
* @author Stian Thorgersen
*/
public static interface Scope {
String get(String key);
String get(String key, String defaultValue);
String[] getArray(String key);
Integer getInt(String key);
Integer getInt(String key, Integer defaultValue);
Long getLong(String key);
Long getLong(String key, Long defaultValue);
Boolean getBoolean(String key);
Boolean getBoolean(String key, Boolean defaultValue);
Scope scope(String... scope);
Set getPropertyNames();
}
}