org.openrewrite.java.spring.boot2.MigrateMultipartConfigFactory Maven / Gradle / Ivy

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/*
 * Copyright 2021 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 org.openrewrite.java.spring.boot2;

import org.openrewrite.ExecutionContext;
import org.openrewrite.Recipe;
import org.openrewrite.TreeVisitor;
import org.openrewrite.internal.lang.Nullable;
import org.openrewrite.java.JavaIsoVisitor;
import org.openrewrite.java.JavaParser;
import org.openrewrite.java.JavaTemplate;
import org.openrewrite.java.MethodMatcher;
import org.openrewrite.java.search.UsesType;
import org.openrewrite.java.tree.J;

public class MigrateMultipartConfigFactory extends Recipe {

    @Override
    public String getDisplayName() {
        return "Use `MultipartConfigFactory` with `DataSize` arguments";
    }

    @Override
    public String getDescription() {
        return "Methods to set DataSize with primitive arguments were deprecated in 2.1 and removed in 2.2.";
    }

    @Nullable
    @Override
    protected TreeVisitor getSingleSourceApplicableTest() {
        return new UsesType<>("org.springframework.boot.web.servlet.MultipartConfigFactory");
    }

    @Override
    protected TreeVisitor getVisitor() {
        return new JavaIsoVisitor() {
            final MethodMatcher setMaxFileSizeByLong = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setMaxFileSize(long)");
            final MethodMatcher setMaxRequestSizeByLong = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setMaxRequestSize(long)");
            final MethodMatcher setFileSizeThresholdByInt = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setFileSizeThreshold(int)");

            final MethodMatcher setMaxFileSizeByString = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setMaxFileSize(java.lang.String)");
            final MethodMatcher setMaxRequestSizeByString = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setMaxRequestSize(java.lang.String)");
            final MethodMatcher setFileSizeThresholdByString = new MethodMatcher("org.springframework.boot.web.servlet.MultipartConfigFactory setFileSizeThreshold(java.lang.String)");

            @Override
            public J.MethodInvocation visitMethodInvocation(J.MethodInvocation method, ExecutionContext context) {
                J.MethodInvocation m = super.visitMethodInvocation(method, context);
                if (setMaxFileSizeByLong.matches(m) || setMaxRequestSizeByLong.matches(m) || setFileSizeThresholdByInt.matches(m)) {
                    m = m.withTemplate(
                            JavaTemplate
                                    .builder(this::getCursor,"DataSize.ofBytes(#{any()})")
                                    .imports("org.springframework.util.unit.DataSize")
                                    .javaParser(() -> JavaParser.fromJavaVersion()
                                            .classpath("spring-boot", "spring-core")
                                            .build())
                                    .build(),
                            m.getCoordinates().replaceArguments(),
                            m.getArguments().get(0));
                } else if (setMaxFileSizeByString.matches(m) || setMaxRequestSizeByString.matches(m) || setFileSizeThresholdByString.matches(m)) {
                    m = m.withTemplate(
                            JavaTemplate
                                    .builder(this::getCursor,"DataSize.parse(#{any(java.lang.String)})")
                                    .imports("org.springframework.util.unit.DataSize")
                                    .javaParser(() -> JavaParser.fromJavaVersion()
                                            .classpath("spring-boot", "spring-core")
                                            .build())
                                    .build(),
                            m.getCoordinates().replaceArguments(),
                            m.getArguments().get(0));
                }
                maybeAddImport("org.springframework.util.unit.DataSize");
                return m;
            }
        };
    }
}