/*
* 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.core.rule.describe;
import com.google.common.base.Objects;
import net.jcip.annotations.ThreadSafe;
import org.gradle.api.UncheckedIOException;
import java.io.IOException;
@ThreadSafe
class NestedModelRuleDescriptor extends AbstractModelRuleDescriptor {
private final ModelRuleDescriptor parent;
private final ModelRuleDescriptor child;
public NestedModelRuleDescriptor(ModelRuleDescriptor parent, ModelRuleDescriptor child) {
this.parent = parent;
this.child = child;
}
@Override
public void describeTo(Appendable appendable) {
parent.describeTo(appendable);
try {
appendable.append(" > ");
} catch (IOException e) {
throw new UncheckedIOException(e);
}
child.describeTo(appendable);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
NestedModelRuleDescriptor that = (NestedModelRuleDescriptor) o;
return Objects.equal(parent, that.parent)
&& Objects.equal(child, that.child);
}
@Override
public int hashCode() {
return Objects.hashCode(parent, child);
}
}