001 /*
002 * Copyright 2010-2012 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017 package griffon.util;
018
019 import java.util.HashMap;
020 import java.util.Locale;
021
022
023 /**
024 * An enum that represents the current running mode.
025 *
026 * @author Andres Almiray
027 * @since 0.3.1
028 */
029 public enum RunMode {
030 STANDALONE, WEBSTART, APPLET, CUSTOM;
031 /**
032 * Constant used to resolve the runMode via System.getProperty(RunMode.KEY)
033 */
034 public static final String KEY = "griffon.runmode";
035
036 /**
037 * Constants that indicates whether this GriffonApplication is running in the default running mode
038 */
039 public static final String DEFAULT = "griffon.runmode.default";
040 private static final String STANDALONE_RUNMODE_SHORT_NAME = "standalone";
041 private static final String WEBSTART_RUNMODE_SHORT_NAME = "webstart";
042 private static final String APPLET_RUNMODE_SHORT_NAME = "applet";
043
044 private static HashMap<String, String> modeNameMappings = new HashMap<String, String>() {{
045 put(STANDALONE_RUNMODE_SHORT_NAME, RunMode.STANDALONE.getName());
046 put(WEBSTART_RUNMODE_SHORT_NAME, RunMode.WEBSTART.getName());
047 put(APPLET_RUNMODE_SHORT_NAME, RunMode.APPLET.getName());
048 }};
049
050 /**
051 * Returns the current RunMode which is typically either STANDALONE, WEBSTART or APPLET.
052 * For custom running modes CUSTOM type is returned.
053 *
054 * @return The current runMode.
055 */
056 public static RunMode getCurrent() {
057 String modeName = System.getProperty(RunMode.KEY);
058
059 if (isBlank(modeName)) {
060 return STANDALONE;
061 } else {
062 RunMode mode = getRunMode(modeName);
063 if (mode == null) {
064 try {
065 mode = RunMode.valueOf(modeName.toUpperCase());
066 } catch (IllegalArgumentException e) {
067 // ignore
068 }
069 }
070 if (mode == null) {
071 mode = RunMode.CUSTOM;
072 mode.setName(modeName);
073 }
074 return mode;
075 }
076 }
077
078 /**
079 * @see #getCurrent()
080 */
081 public static RunMode getCurrentRunMode() {
082 return getCurrent();
083 }
084
085 /**
086 * @return Return true if the running mode has been set as a System property
087 */
088 public static boolean isSystemSet() {
089 return System.getProperty(KEY) != null;
090 }
091
092 /**
093 * Returns the running mode for the given short name
094 *
095 * @param shortName The short name
096 * @return The RunMode or null if not known
097 */
098 public static RunMode getRunMode(String shortName) {
099 final String modeName = modeNameMappings.get(shortName);
100 if (modeName != null) {
101 return RunMode.valueOf(modeName.toUpperCase());
102 }
103 return null;
104 }
105
106 private static boolean isBlank(String value) {
107 return value == null || value.trim().length() == 0;
108 }
109
110 private String name;
111
112 /**
113 * @return The name of the running mode
114 */
115 public String getName() {
116 if (name == null) {
117 return this.toString().toLowerCase(Locale.getDefault());
118 }
119 return name;
120 }
121
122 public void setName(String name) {
123 this.name = name;
124 }
125 }
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