com.speedment.common.codegen.internal.DefaultDependencyManager Maven / Gradle / Ivy
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A Speedment bundle that shades all dependencies into one jar. This is
useful when deploying an application on a server.
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/*
*
* Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
*
* 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 com.speedment.common.codegen.internal;
import com.speedment.common.codegen.DependencyManager;
import java.util.Collections;
import java.util.HashSet;
import java.util.Optional;
import java.util.Set;
import java.util.regex.Pattern;
import java.util.stream.Stream;
import static java.util.Collections.emptySet;
import static java.util.Objects.requireNonNull;
import static java.util.stream.Collectors.collectingAndThen;
import static java.util.stream.Collectors.toSet;
/**
* Default implementation of the {@link DependencyManager} interface.
*
* @author Emil Forslund
*/
public class DefaultDependencyManager implements DependencyManager {
private final Set dependencies = new HashSet<>();
private final Set ignorePatterns;
private String currentPackage;
/**
* Initializes the DependencyManager.
*/
public DefaultDependencyManager() {
ignorePatterns = emptySet();
}
/**
* Initializes the DependencyManager.
*
* @param ignoredPatterns to add to the ignore list
*/
public DefaultDependencyManager(Pattern... ignoredPatterns) {
ignorePatterns = Stream.of(ignoredPatterns)
.collect(collectingAndThen(toSet(), Collections::unmodifiableSet));
}
@Override
public boolean load(String fullname) {
return dependencies.add(requireNonNull(fullname));
}
@Override
public boolean isLoaded(String fullname) {
return dependencies.contains(requireNonNull(fullname));
}
@Override
public void clearDependencies() {
dependencies.clear();
}
@Override
public boolean isIgnored(String fullname) {
return ignorePatterns.stream()
.map(Pattern::asPredicate)
.anyMatch(p -> p.test(requireNonNull(fullname)));
}
@Override
public boolean setCurrentPackage(String pack) {
if (currentPackage == null) {
currentPackage = requireNonNull(pack);
return true;
} else return false;
}
@Override
public boolean unsetCurrentPackage(String pack) {
if (currentPackage != null
&& currentPackage.equals(requireNonNull(pack))) {
currentPackage = null;
return true;
} else return false;
}
@Override
public Optional getCurrentPackage() {
return Optional.ofNullable(currentPackage);
}
}