/*
* Copyright 2013 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.model.internal.report;
import net.jcip.annotations.ThreadSafe;
import org.gradle.model.internal.core.ModelPath;
import org.gradle.model.internal.core.MutableModelNode;
import org.gradle.model.internal.core.rule.describe.ModelRuleDescriptor;
import org.gradle.model.internal.type.ModelType;
import java.io.PrintWriter;
import java.io.StringWriter;
@ThreadSafe
public class IncompatibleTypeReferenceReporter {
private final static String INDENT = " ";
private final String creator;
private final String path;
private final String type;
private final String description;
private final boolean writable;
private final Iterable<String> candidateTypes;
public IncompatibleTypeReferenceReporter(String creator, String path, String type, String description, boolean writable, Iterable<String> candidateTypes) {
this.creator = creator;
this.path = path;
this.type = type;
this.description = description;
this.writable = writable;
this.candidateTypes = candidateTypes;
}
public static IncompatibleTypeReferenceReporter of(MutableModelNode node, ModelType<?> type, String description, boolean writable) {
ModelPath path = node.getPath();
ModelRuleDescriptor creatorDescriptor = node.getDescriptor();
return new IncompatibleTypeReferenceReporter(
creatorDescriptor.toString(), path.toString(), type.toString(), description, writable,
node.getTypeDescriptions()
);
}
public String asString() {
StringWriter string = new StringWriter();
writeTo(new PrintWriter(string));
return string.toString();
}
public void writeTo(PrintWriter writer) {
//"type-only model reference of type '%s'%s is ambiguous as multiple model elements are available for this type:%n %s (created by %s)%n %s (created by %s)",
writer.print("Model reference to element '");
writer.print(path);
writer.print("' with type ");
writer.print(type);
if (description != null) {
writer.print(" (");
writer.print(description);
writer.print(")");
}
writer.println(" is invalid due to incompatible types.");
writer.print("This element was created by ");
writer.print(creator);
writer.print(" and can be ");
writer.print(writable ? "mutated" : "read");
writer.println(" as the following types:");
boolean first = true;
for (String candidateType : candidateTypes) {
if (!first) {
writer.println();
}
writer.print(INDENT);
writer.print("- ");
writer.print(candidateType);
first = false;
}
}
}