/*
* Copyright 2003-2014 JetBrains s.r.o.
*
* 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 jetbrains.mps.project;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.annotations.Immutable;
import org.jetbrains.mps.openapi.module.SModuleId;
import java.util.UUID;
@Immutable
public abstract class ModuleId implements SModuleId {
private static final char NAME_ID_PREFIX = '~';
public static ModuleId regular() {
return new Regular(UUID.randomUUID());
}
public static ModuleId regular(UUID uuid) {
return new Regular(uuid);
}
public static ModuleId foreign(String name) {
return new Foreign(name);
}
public static ModuleId fromString(@NotNull String text) {
if (text.charAt(0) == NAME_ID_PREFIX) {
return new Foreign(text.substring(1));
} else {
return new Regular(UUID.fromString(text));
}
}
public static class Regular extends ModuleId {
private final UUID myUid;
private Regular(UUID uid) {
myUid = uid;
}
public boolean equals(Object obj) {
if (!(obj instanceof Regular)) return false;
Regular id = (Regular) obj;
return id.myUid.equals(myUid);
}
public int hashCode() {
return myUid.hashCode();
}
public String toString() {
return myUid.toString();
}
public UUID getUUID() {
return myUid;
}
}
public static class Foreign extends ModuleId {
private final String myName;
private Foreign(String name) {
myName = name;
}
public boolean equals(Object obj) {
if (!(obj instanceof Foreign)) return false;
Foreign id = (Foreign) obj;
return id.myName.equals(myName);
}
public String getName() {
return myName;
}
public int hashCode() {
return myName.hashCode();
}
public String toString() {
return NAME_ID_PREFIX + myName;
}
}
}