/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.twill.api;
import com.google.common.collect.ImmutableMap;
import org.apache.twill.internal.DefaultTwillRunnableSpecification;
import java.util.Map;
/**
* Represents a specification of a {@link TwillRunnable}.
*/
public interface TwillRunnableSpecification {
String getClassName();
String getName();
Map<String, String> getConfigs();
/**
* Builder for constructing {@link TwillRunnableSpecification}.
*/
static final class Builder {
private String name;
private Map<String, String> args;
public static NameSetter with() {
return new Builder().new NameSetter();
}
public final class NameSetter {
public AfterName setName(String name) {
Builder.this.name = name;
return new AfterName();
}
}
public final class AfterName {
public AfterConfigs withConfigs(Map<String, String> args) {
Builder.this.args = args;
return new AfterConfigs();
}
public AfterConfigs noConfigs() {
Builder.this.args = ImmutableMap.of();
return new AfterConfigs();
}
}
public final class AfterConfigs {
public TwillRunnableSpecification build() {
return new DefaultTwillRunnableSpecification(null, name, args);
}
}
private Builder() {
}
}
}