private BuildTree CalculateDependencies(IPackageTree packageTree, BuildTree currentTree)
{
if (currentTree == null)
{
currentTree = new BuildTree(packageTree);
}
else
{
if (HasACircularDependency(currentTree, packageTree))
{
throw new CircularDependencyException(packageTree.Name);
}
InsertDependenciesBeforeParent(currentTree, packageTree);
}
var buildMetaData = packageTree.GetBuildMetaData(packageTree.Name);
var buildEngine = buildMetaData.BuildEngine;
var dependencies = buildEngine.Dependencies;
foreach (var dependency in dependencies)
{
var package = packageTree.RetrievePackage(dependency);
if (package is NullPackageTree)
throw new UnknownInstallPackageException(string.Format("No package definition exists for dependent package {0}, which is required by {1}.", dependency.PackageName, packageTree.FullName));
CalculateDependencies(package, currentTree);
}
return currentTree;
}
private BuildTree CalculateDependencies(IPackageTree packageTree, BuildTree currentTree)
{
if (currentTree == null)
{
currentTree = new BuildTree(packageTree);
}
else
{
if (HasACircularDependency(currentTree, packageTree))
{
throw new CircularDependencyException(packageTree.Name);
}
InsertDependenciesBeforeParent(currentTree, packageTree);
}
var buildMetaData = packageTree.GetBuildMetaData(packageTree.Name);
var buildEngine = buildMetaData.BuildEngine;
var dependencies = buildEngine.Dependencies;
foreach (var dependency in dependencies)
{
var package = packageTree.RetrievePackage(dependency);
if (package is NullPackageTree)
{
throw new UnknownInstallPackageException(string.Format("No package definition exists for dependent package {0}, which is required by {1}.", dependency.PackageName, packageTree.FullName));
}
CalculateDependencies(package, currentTree);
}
return(currentTree);
}
public BuildTree(IPackageTree node, IList<BuildTree> children, BuildTree parent)
{
Parent = parent;
Children = children;
Node = node;
}
public BuildTree(IPackageTree node, BuildTree parent)
: this(node, new List<BuildTree>(), parent)
{
}
private void CalculateDependencies(IPackageTree packageTree)
{
buildTree = CalculateDependencies(packageTree, null);
}
private void InsertDependenciesBeforeParent(BuildTree tree, IPackageTree packageTree)
{
tree.AddChild(packageTree);
}
private bool HasACircularDependency(BuildTree tree, IPackageTree packageTree)
{
return tree.GetAncestors().Contains(packageTree);
}
private bool HasACircularDependency(BuildTree tree, IPackageTree packageTree)
{
return(tree.GetAncestors().Contains(packageTree));
}
private void InsertDependenciesBeforeParent(BuildTree tree, IPackageTree packageTree)
{
tree.AddChild(packageTree);
}
private void CalculateDependencies(IPackageTree packageTree)
{
buildTree = CalculateDependencies(packageTree, null);
}
public BuildTree(IPackageTree node, IList <BuildTree> children, BuildTree parent)
{
Parent = parent;
Children = children;
Node = node;
}
public BuildTree(IPackageTree node, BuildTree parent)
: this(node, new List <BuildTree>(), parent)
{
}