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JavaLanguageVersion.java
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JavaLanguageVersion.java
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/*
* Copyright 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
*
* 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.jvm.toolchain;
import org.gradle.jvm.toolchain.internal.DefaultJavaLanguageVersion;
/**
* Represents a Java Language version
*
* @since 6.7
*/
public interface JavaLanguageVersion extends Comparable<JavaLanguageVersion> {
static JavaLanguageVersion of(int version) {
return DefaultJavaLanguageVersion.of(version);
}
static JavaLanguageVersion of(String version) {
return of(Integer.parseInt(version));
}
/**
* Return this version as a number, 14 for Java 14.
* <p>
* Given the type used, this method returns the simple version even for versions lower than 5.
*
* @return the version number
* @see #toString()
*/
int asInt();
/**
* Return this version as a String, "14" for Java 14.
* <p>
* This method will return {@code 1.<version>} when the version is lower than 5.
*
* @since 6.8
* @return the version number
*/
@Override
String toString();
/**
* Indicates if this version can compile or run code based on the passed in language version.
* <p>
* For example, Java 14 can compile or run code from Java 11, but not the opposite.
*
* @param other the language version to check
*
* @return {@code true} if this version can compile or run code from the other version, {@code false} otherwise
*/
boolean canCompileOrRun(JavaLanguageVersion other);
/**
* Indicates if this version can compile or run code based on the passed in language version.
* <p>
* For example, Java 14 can compile or run code from Java 11, but not the opposite.
*
* @param otherVersion the language version to check, as an {@code int}
*
* @return {@code true} if this version can compile or run code from the other version, {@code false} otherwise
*/
boolean canCompileOrRun(int otherVersion);
}