/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* 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 org.optaplanner.core.impl.score.director.drools.testgen.fact;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;
import java.util.stream.Stream;
class TestGenMapValueProvider extends TestGenAbstractValueProvider<Map<?, ?>> {
private final String identifier;
private final Type[] typeArguments;
private final Map<Object, TestGenFact> existingInstances;
private final List<Class<?>> imports = new ArrayList<>();
private final List<TestGenFact> requiredFacts;
public TestGenMapValueProvider(Map<?, ?> value, String identifier, Type[] typeArguments,
Map<Object, TestGenFact> existingInstances) {
super(value);
this.identifier = identifier;
this.typeArguments = typeArguments;
this.existingInstances = existingInstances;
imports.add(HashMap.class);
imports.add((Class<?>) typeArguments[0]);
imports.add((Class<?>) typeArguments[1]);
requiredFacts = value.entrySet().stream()
.flatMap(entry -> Stream.of(
existingInstances.get(entry.getKey()),
existingInstances.get(entry.getValue())))
.filter(Objects::nonNull)
.collect(Collectors.toList());
}
@Override
public List<TestGenFact> getRequiredFacts() {
return requiredFacts;
}
@Override
public List<Class<?>> getImports() {
return imports;
}
@Override
public void printSetup(StringBuilder sb) {
String k = ((Class<?>) typeArguments[0]).getSimpleName();
String v = ((Class<?>) typeArguments[1]).getSimpleName();
sb.append(String.format(" HashMap<%s, %s> %s = new HashMap<>();\n", k, v, identifier));
for (Map.Entry<? extends Object, ? extends Object> entry : value.entrySet()) {
sb.append(String.format(" //%s => %s\n", entry.getKey(), entry.getValue()));
sb.append(String.format(" %s.put(%s, %s);\n",
identifier,
existingInstances.get(entry.getKey()),
existingInstances.get(entry.getValue())));
}
}
@Override
public String toString() {
return identifier;
}
}