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Port to the new v4 builder
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@gnodet @mbenson
gnodet authored and mbenson committed Apr 27, 2024
1 parent 3eb2705 commit fe7b78d
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Showing 4 changed files with 364 additions and 111 deletions.
107 changes: 65 additions & 42 deletions maven-api-impl/src/main/java/org/apache/maven/internal/impl/model/DefaultModelBuilder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -35,7 +35,9 @@
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.BiConsumer;
import java.util.function.Supplier;
import java.util.function.UnaryOperator;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.maven.api.VersionRange;
import org.apache.maven.api.annotations.Nullable;
Expand All @@ -50,6 +52,7 @@
import org.apache.maven.api.model.DependencyManagement;
import org.apache.maven.api.model.Exclusion;
import org.apache.maven.api.model.InputLocation;
import org.apache.maven.api.model.InputLocationTracker;
import org.apache.maven.api.model.InputSource;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.model.Parent;
Expand Down Expand Up @@ -80,8 +83,11 @@
import org.apache.maven.internal.impl.InternalSession;
import org.apache.maven.internal.impl.resolver.DefaultModelCache;
import org.apache.maven.internal.impl.resolver.DefaultModelResolver;
import org.apache.maven.model.v4.MavenTransformer;
import org.codehaus.plexus.interpolation.InterpolationException;
import org.codehaus.plexus.interpolation.Interpolator;
import org.codehaus.plexus.interpolation.MapBasedValueSource;
import org.codehaus.plexus.interpolation.RegexBasedInterpolator;
import org.codehaus.plexus.interpolation.StringSearchInterpolator;
import org.eclipse.aether.impl.RemoteRepositoryManager;

Expand Down Expand Up @@ -377,69 +383,86 @@ private Model readEffectiveModel(

private List<Profile> interpolateActivations(
List<Profile> profiles, DefaultProfileActivationContext context, DefaultModelProblemCollector problems) {
List<Profile> newProfiles = null;
for (int index = 0; index < profiles.size(); index++) {
Profile profile = profiles.get(index);
Activation activation = profile.getActivation();
if (activation != null) {
ActivationFile file = activation.getFile();
if (file != null) {
String oldExists = file.getExists();
if (isNotEmpty(oldExists)) {
if (profiles.stream()
.map(org.apache.maven.api.model.Profile::getActivation)
.noneMatch(Objects::nonNull)) {
return profiles;
}
final Interpolator xform = new RegexBasedInterpolator();
xform.setCacheAnswers(true);
Stream.of(context.getUserProperties(), context.getSystemProperties())
.map(MapBasedValueSource::new)
.forEach(xform::addValueSource);

class ProfileInterpolator extends MavenTransformer implements UnaryOperator<Profile> {
ProfileInterpolator() {
super(s -> {
if (isNotEmpty(s)) {
try {
String newExists = interpolate(oldExists, context);
if (!Objects.equals(oldExists, newExists)) {
if (newProfiles == null) {
newProfiles = new ArrayList<>(profiles);
}
newProfiles.set(
index, profile.withActivation(activation.withFile(file.withExists(newExists))));
}
return xform.interpolate(s);
} catch (InterpolationException e) {
addInterpolationProblem(problems, file, oldExists, e, "exists");
}
} else {
String oldMissing = file.getMissing();
if (isNotEmpty(oldMissing)) {
try {
String newMissing = interpolate(oldMissing, context);
if (!Objects.equals(oldMissing, newMissing)) {
if (newProfiles == null) {
newProfiles = new ArrayList<>(profiles);
}
newProfiles.set(
index,
profile.withActivation(activation.withFile(file.withMissing(newMissing))));
}
} catch (InterpolationException e) {
addInterpolationProblem(problems, file, oldMissing, e, "missing");
}
problems.add(Severity.ERROR, ModelProblem.Version.BASE, e.getMessage(), e);
}
}
return s;
});
}

@Override
public org.apache.maven.api.model.Profile apply(org.apache.maven.api.model.Profile p) {
return org.apache.maven.api.model.Profile.newBuilder(p)
.activation(transformActivation(p.getActivation()))
.build();
}

@Override
protected ActivationFile.Builder transformActivationFile_Missing(
Supplier<? extends ActivationFile.Builder> creator,
ActivationFile.Builder builder,
ActivationFile target) {
String path = target.getMissing();
String xformed = transformPath(path, target, "missing");
return xformed != path ? (builder != null ? builder : creator.get()).missing(xformed) : builder;
}

@Override
protected ActivationFile.Builder transformActivationFile_Exists(
Supplier<? extends ActivationFile.Builder> creator,
ActivationFile.Builder builder,
ActivationFile target) {
final String path = target.getExists();
final String xformed = transformPath(path, target, "exists");
return xformed != path ? (builder != null ? builder : creator.get()).exists(xformed) : builder;
}

private String transformPath(String path, ActivationFile target, String locationKey) {
if (isNotEmpty(path)) {
try {
return profileActivationFilePathInterpolator.interpolate(path, context);
} catch (InterpolationException e) {
addInterpolationProblem(problems, target, path, e, locationKey);
}
}
return path;
}
}
return newProfiles != null ? newProfiles : profiles;
return profiles.stream().map(new ProfileInterpolator()).toList();
}

private static void addInterpolationProblem(
DefaultModelProblemCollector problems,
ActivationFile file,
InputLocationTracker target,
String path,
InterpolationException e,
String locationKey) {
problems.add(
Severity.ERROR,
ModelProblem.Version.BASE,
"Failed to interpolate file location " + path + ": " + e.getMessage(),
file.getLocation(locationKey),
target.getLocation(locationKey),
e);
}

private String interpolate(String path, ProfileActivationContext context) throws InterpolationException {
return isNotEmpty(path) ? profileActivationFilePathInterpolator.interpolate(path, context) : path;
}

private static boolean isNotEmpty(String string) {
return string != null && !string.isEmpty();
}
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