Java tutorial
/* * Copyright 2018 the original author or authors. * * 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.gradle.api.publish.ivy.internal.artifact; import com.google.common.base.Strings; import org.gradle.api.internal.tasks.AbstractTaskDependency; import org.gradle.api.internal.tasks.DefaultTaskDependency; import org.gradle.api.internal.tasks.TaskDependencyInternal; import org.gradle.api.internal.tasks.TaskDependencyResolveContext; import org.gradle.api.publish.ivy.IvyArtifact; import org.gradle.api.tasks.TaskDependency; import javax.annotation.Nullable; public abstract class AbstractIvyArtifact implements IvyArtifact { private final TaskDependency allBuildDependencies; private final DefaultTaskDependency additionalBuildDependencies; private String name; private String type; private String extension; private String classifier; private String conf; protected AbstractIvyArtifact() { this.additionalBuildDependencies = new DefaultTaskDependency(); this.allBuildDependencies = new CompositeTaskDependency(); } @Override public String getName() { return name != null ? name : getDefaultName(); } protected abstract String getDefaultName(); @Override public void setName(String name) { this.name = Strings.nullToEmpty(name); } @Override public String getType() { return type != null ? type : getDefaultType(); } protected abstract String getDefaultType(); @Override public void setType(String type) { this.type = Strings.nullToEmpty(type); } @Override public String getExtension() { return extension != null ? extension : getDefaultExtension(); } protected abstract String getDefaultExtension(); @Override public void setExtension(String extension) { this.extension = Strings.nullToEmpty(extension); } @Nullable @Override public String getClassifier() { return Strings.emptyToNull(classifier != null ? classifier : getDefaultClassifier()); } protected abstract String getDefaultClassifier(); @Override public void setClassifier(@Nullable String classifier) { this.classifier = Strings.nullToEmpty(classifier); } @Nullable @Override public String getConf() { return Strings.emptyToNull(conf != null ? conf : getDefaultConf()); } protected abstract String getDefaultConf(); @Override public void setConf(@Nullable String conf) { this.conf = Strings.nullToEmpty(conf); } @Override public void builtBy(Object... tasks) { additionalBuildDependencies.add(tasks); } @Override public TaskDependency getBuildDependencies() { return allBuildDependencies; } protected abstract TaskDependencyInternal getDefaultBuildDependencies(); @Override public String toString() { return String.format("%s %s:%s:%s:%s", getClass().getSimpleName(), getName(), getType(), getExtension(), getClassifier()); } private class CompositeTaskDependency extends AbstractTaskDependency { @Override public void visitDependencies(TaskDependencyResolveContext context) { getDefaultBuildDependencies().visitDependencies(context); additionalBuildDependencies.visitDependencies(context); } } }