detect.go

/*
 * Copyright 2018-2020 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
 *
 *      https://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 libjvm

import (
	"github.com/buildpacks/libcnb"
)

const (
	PlanEntryNativeImageBuilder = "native-image-builder"
	PlanEntryJRE                = "jre"
	PlanEntryJDK                = "jdk"
)

type Detect struct{}

func (d Detect) Detect(context libcnb.DetectContext) (libcnb.DetectResult, error) {
	return libcnb.DetectResult{
		Pass: true,
		Plans: []libcnb.BuildPlan{
			{
				Provides: []libcnb.BuildPlanProvide{
					{Name: PlanEntryJDK},
					{Name: PlanEntryNativeImageBuilder},
					{Name: PlanEntryJRE},
				},
				Requires: []libcnb.BuildPlanRequire{
					{Name: PlanEntryJDK},
				},
			},
			{
				Provides: []libcnb.BuildPlanProvide{
					{Name: PlanEntryJDK},
					{Name: PlanEntryNativeImageBuilder},
				},
				Requires: []libcnb.BuildPlanRequire{
					{Name: PlanEntryJDK},
				},
			},
			{
				Provides: []libcnb.BuildPlanProvide{
					{Name: PlanEntryJDK},
					{Name: PlanEntryJRE},
				},
			},
			{
				Provides: []libcnb.BuildPlanProvide{
					{Name: PlanEntryJDK},
				},
			},
			{
				Provides: []libcnb.BuildPlanProvide{
					{Name: PlanEntryJRE},
				},
			},
		},
	}, nil
}