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Facet.java
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Facet.java
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/*
* Copyright 2016 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.plugins.ide.eclipse.model;
import com.google.common.base.Objects;
import com.google.common.base.Preconditions;
import groovy.util.Node;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* A project facet.
*/
public class Facet {
/**
* An {@code installed} facet is really present on an Eclipse project whereas facet type {@code fixed} means that
* this facet is locked and cannot be simply removed. See also
* <a href="https://eclipse.org/articles/Article-BuildingProjectFacets/tutorial.html#defining.presets">here</a>.
*/
@SuppressWarnings("FieldName")
public enum FacetType { installed, fixed }
private FacetType type;
private String name;
private String version;
public Facet() {
type = FacetType.installed;
}
public Facet(Node node) {
this(FacetType.valueOf((String) node.name()), (String) node.attribute("facet"), (String) node.attribute("version"));
}
public Facet(String name, String version) {
this(FacetType.installed, name, version);
}
public Facet(FacetType type, String name, String version) {
Preconditions.checkNotNull(type);
Preconditions.checkNotNull(name);
if (type == FacetType.installed) {
Preconditions.checkNotNull(version);
} else {
Preconditions.checkArgument(version == null);
}
this.type = type;
this.name = name;
this.version = version;
}
public FacetType getType() {
return type;
}
public void setType(FacetType type) {
this.type = type;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getVersion() {
return version;
}
public void setVersion(String version) {
this.version = version;
}
public void appendNode(Node node) {
Map<String, Object> attributes = new LinkedHashMap<>();
attributes.put("facet", name);
if (type == FacetType.installed) {
attributes.put("version", version);
}
node.appendNode(type.name(), attributes);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Facet facet = (Facet) o;
return type == facet.type && Objects.equal(name, facet.name) && Objects.equal(version, facet.version);
}
@Override
public int hashCode() {
return Objects.hashCode(type, name, version);
}
@Override
public String toString() {
return "Facet{type='" + type + "', name='" + name + "', version='" + version + "'}";
}
}