/*
* Copyright © 2014 Cask Data, Inc.
*
* 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 co.cask.cdap.internal.app.runtime;
import co.cask.cdap.app.runtime.Arguments;
import com.google.common.collect.ImmutableMap;
import java.util.Iterator;
import java.util.Map;
/**
*
*/
public final class BasicArguments implements Arguments {
private final Map<String, String> options;
public BasicArguments() {
this(ImmutableMap.<String, String>of());
}
public BasicArguments(Map<String, String> options) {
this.options = ImmutableMap.copyOf(options);
}
@Override
public boolean hasOption(String optionName) {
return options.containsKey(optionName);
}
@Override
public String getOption(String name) {
return options.get(name);
}
@Override
public String getOption(String name, String defaultOption) {
String value = getOption(name);
return value == null ? defaultOption : value;
}
@Override
public Map<String, String> asMap() {
return options;
}
@Override
public Iterator<Map.Entry<String, String>> iterator() {
return options.entrySet().iterator();
}
}