Java tutorial
/* The MIT License (MIT) Copyright (c) 2014, Groupon, Inc. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package com.groupon.jenkins.dynamic.build; import com.groupon.jenkins.dynamic.build.repository.DynamicProjectRepository; import hudson.matrix.Combination; import hudson.model.AbstractBuild; import hudson.model.AbstractItem; import hudson.model.Action; import hudson.model.Cause; import hudson.model.CauseAction; import hudson.model.DependencyGraph; import hudson.model.Descriptor; import hudson.model.Executor; import hudson.model.InvisibleAction; import hudson.model.Item; import hudson.model.ItemGroup; import hudson.model.Label; import hudson.model.ParametersAction; import hudson.model.Queue.NonBlockingTask; import hudson.model.Queue.QueueAction; import hudson.model.SCMedItem; import hudson.scm.SCM; import hudson.tasks.BuildWrapper; import hudson.tasks.Builder; import hudson.tasks.LogRotator; import hudson.util.DescribableList; import hudson.widgets.BuildHistoryWidget; import hudson.widgets.HistoryWidget; import java.io.IOException; import java.lang.reflect.Field; import java.util.ArrayList; import java.util.Collections; import java.util.List; import java.util.Map; import java.util.Vector; import java.util.logging.Level; import java.util.logging.Logger; import jenkins.model.Jenkins; import jenkins.scm.SCMCheckoutStrategy; import org.bson.types.ObjectId; import org.mongodb.morphia.annotations.PostLoad; import org.mongodb.morphia.annotations.PrePersist; import org.springframework.util.ReflectionUtils; public class DynamicSubProject extends DbBackedProject<DynamicSubProject, DynamicSubBuild> implements SCMedItem, NonBlockingTask { private ObjectId parentId; @PrePersist void saveProjectId() { parentId = getParent().getId(); } private static final Logger LOGGER = Logger.getLogger(DbBackedProject.class.getName()); private Combination combination; protected DynamicSubProject(DynamicProject parent, String name) { super(parent, name); } public DynamicSubProject(DynamicProject parent, Combination combination) { this(parent, combination.toString()); this.combination = combination; } @Override public boolean isConcurrentBuild() { return getParent().isConcurrentBuild(); } @Override public void setConcurrentBuild(boolean b) throws IOException { throw new UnsupportedOperationException("The setting can be only changed at MatrixProject"); } @Override public int getNextBuildNumber() { AbstractBuild<?, ?> lb = getParent().getLastBuildAnyBranch(); int n = lb.getNumber() + 1; return n; } @Override public int assignBuildNumber() throws IOException { int nb = getNextBuildNumber(); DynamicSubBuild r = getLastBuild(); if (r != null && r.getNumber() >= nb) { // make sure we don't schedule the same build twice throw new IllegalStateException("Build #" + nb + " is already completed"); } return nb; } @Override public String getDisplayName() { return getName(); } @Override public DynamicProject getParent() { return (DynamicProject) super.getParent(); } @Override public int getQuietPeriod() { return 0; } @Override public int getScmCheckoutRetryCount() { return getParent().getScmCheckoutRetryCount(); } /** * Inherit the value from the parent. */ @Override public SCMCheckoutStrategy getScmCheckoutStrategy() { return getParent().getScmCheckoutStrategy(); } @Override public boolean isConfigurable() { return false; } @Override protected Class<DynamicSubBuild> getBuildClass() { return DynamicSubBuild.class; } @Override protected HistoryWidget createHistoryWidget() { return new BuildHistoryWidget(this, getBuilds(), HISTORY_ADAPTER); } @Override protected DynamicSubBuild newBuild() throws IOException { List<Action> actions = Executor.currentExecutor().getCurrentWorkUnit().context.actions; DynamicBuild parentBuild = getParent().getLastBuild(); CauseAction causeAction = null; for (Action a : actions) { if (a instanceof ParentBuildAction) { parentBuild = ((ParentBuildAction) a).getParent(); } if (a instanceof CauseAction) { causeAction = (CauseAction) a; } } DynamicSubBuild newBuild = new DynamicSubBuild(this, parentBuild.getTimestamp(), parentBuild.getCause()); newBuild.number = parentBuild.getNumber(); newBuild.save(); return newBuild; } @Override protected void buildDependencyGraph(DependencyGraph graph) { } @Override public DynamicSubProject asProject() { return this; } @Override public List<Builder> getBuilders() { return getParent().getBuilders(); } @Override public DescribableList<Builder, Descriptor<Builder>> getBuildersList() { return getParent().getBuildersList(); } @Override public Map<Descriptor<BuildWrapper>, BuildWrapper> getBuildWrappers() { return getParent().getBuildWrappers(); } @Override public DescribableList<BuildWrapper, Descriptor<BuildWrapper>> getBuildWrappersList() { return getParent().getBuildWrappersList(); } @Override public Label getAssignedLabel() { return getParent().getAssignedLabel(); } @Override public LogRotator getLogRotator() { LogRotator lr = getParent().getLogRotator(); int artifactDaysToKeep = lr != null ? lr.getArtifactDaysToKeep() : -1; int artifactNumToKeep = lr != null ? lr.getArtifactNumToKeep() : -1; return new LinkedLogRotator(artifactDaysToKeep, artifactNumToKeep); } @Override public SCM getScm() { return getParent().getScm(); } public boolean scheduleBuild(ParametersAction parameters, Cause c) { return scheduleBuild(Collections.singletonList(parameters), c); } public boolean scheduleBuild(List<? extends Action> actions, Cause c) { List<Action> allActions = new ArrayList<Action>(); if (actions != null) { allActions.addAll(actions); } allActions.add(new CauseAction(c)); return Jenkins.getInstance().getQueue().schedule(this, getQuietPeriod(), allActions) != null; } public static class ParentBuildAction extends InvisibleAction implements QueueAction { private transient DynamicBuild parentBuild; public ParentBuildAction(DynamicBuild parentBuild) { super(); this.parentBuild = parentBuild; } @Override public boolean shouldSchedule(List<Action> actions) { return true; } public DynamicBuild getParent() { return parentBuild; } } public Combination getCombination() { return combination; } public void setCombination(Combination combination) { this.combination = combination; } @Override public void onLoad(ItemGroup<? extends Item> parent, String name) throws IOException { try { Field parentField = AbstractItem.class.getDeclaredField("parent"); parentField.setAccessible(true); ReflectionUtils.setField(parentField, this, parent); } catch (Exception e) { throw new RuntimeException(e); } doSetName(name); if (transientActions == null) { transientActions = new Vector<Action>(); } updateTransientActions(); getBuildersList().setOwner(this); getPublishersList().setOwner(this); getBuildWrappersList().setOwner(this); initRepos(); } public CurrentBuildState getCurrentStateByNumber(int number) { return dynamicBuildRepository.getCurrentStateByNumber(this, number); } }