/
SimplePlaceholder.java
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/
SimplePlaceholder.java
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/*
* Copyright (c) 2019 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.services.models.connectivity;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import org.eclipse.ditto.model.placeholders.Placeholder;
/**
* Simple placeholder for test purposes.
*/
class SimplePlaceholder implements Placeholder<String> {
static final SimplePlaceholder INSTANCE = new SimplePlaceholder();
private static final String PLACEHOLDER = "placeholder";
private SimplePlaceholder() {
}
@Override
public String getPrefix() {
return "test";
}
@Override
public List<String> getSupportedNames() {
return Collections.singletonList(PLACEHOLDER);
}
@Override
public boolean supports(final String name) {
return PLACEHOLDER.equalsIgnoreCase(name);
}
@Override
public Optional<String> resolve(final String placeholderSource, final String name) {
return supports(name) ? Optional.of(placeholderSource) : Optional.empty();
}
}